:root {
  --black: #030504;
  --white: #ffffff;
  --ink: #111312;
  --muted: #6a716d;
  --soft: #f5f6f4;
  --line: rgba(17, 19, 18, 0.1);
  --green: #79df4f;
  --green-deep: #2ea641;
  --radius: 8px;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #030504;
  color: var(--ink);
  line-height: 1.5;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(rgba(255, 255, 255, 0.11) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 40%);
  background-size: 38px 38px, 100% 100%;
  opacity: 0.08;
  pointer-events: none;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-150%);
  background: var(--white);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: var(--radius);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 88px;
  padding: 20px clamp(44px, 4.8vw, 76px);
  color: var(--ink);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.58) 72%, rgba(255, 255, 255, 0));
  transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1), opacity 220ms ease;
  will-change: transform, opacity;
}

.site-header.header-collapsed {
  transform: none;
  opacity: 1;
  pointer-events: auto;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 30px rgba(17, 19, 18, 0.06);
  backdrop-filter: blur(14px);
}

main {
  position: relative;
  z-index: 2;
}

.cursor-glow {
  position: fixed;
  left: 50%;
  top: 50%;
  z-index: 1;
  width: min(620px, 46vw);
  aspect-ratio: 1;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(-50%, -50%, 0);
  background: radial-gradient(circle, rgba(121, 223, 79, 0.18) 0%, rgba(121, 223, 79, 0.06) 31%, transparent 68%);
  mix-blend-mode: screen;
  transition: opacity 220ms ease;
  will-change: transform, opacity;
}

body.pointer-active .cursor-glow {
  opacity: 1;
}

body.page-scrolled .cursor-glow {
  opacity: 0;
}

.brand {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-self: start;
  width: clamp(190px, 14vw, 230px);
  height: clamp(56px, 4.6vw, 68px);
  background: transparent !important;
  text-decoration: none;
}

/* Account and membership features are intentionally retired. */
[data-login],
[data-login-open],
[data-account-button],
.login-button,
.account-link,
#loginDialog,
#login-dialog,
.login-dialog,
[data-login-modal] {
  display: none !important;
}

.title-line {
  display: block;
}

.brand::before {
  content: none;
}

.brand img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
  background: transparent !important;
  filter: none;
  mix-blend-mode: normal;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(42px, 4vw, 72px);
  font-size: 15px;
  font-weight: 600;
  color: rgba(17, 19, 18, 0.72);
}

.desktop-nav a,
.desktop-nav button {
  position: relative;
  appearance: none;
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

.desktop-nav a::after,
.desktop-nav button::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -13px;
  width: 26px;
  height: 2px;
  background: var(--green);
  opacity: 0;
  transform: translateX(-50%) scaleX(0.45);
  transition: opacity 180ms ease, transform 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible,
.desktop-nav button:hover,
.desktop-nav button:focus-visible {
  color: var(--black);
}

.desktop-nav a.is-active {
  color: var(--black);
}

.desktop-nav a.is-active::after,
.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) scaleX(1);
}

.header-actions,
.hero-actions,
.form-actions,
.drawer-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.header-actions {
  justify-self: end;
}

.solid-button,
.outline-button,
.ghost-button {
  min-height: 48px;
  border-radius: var(--radius);
  padding: 0 26px;
  border: 0;
  cursor: pointer;
  font-weight: 800;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.icon-button {
  gap: 10px;
}

.button-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: currentColor;
}

.button-icon svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.solid-button {
  min-width: 186px;
  background: linear-gradient(180deg, #a0f06d 0%, var(--green) 100%);
  color: #061006;
  box-shadow: 0 18px 52px rgba(121, 223, 79, 0.24);
}

.solid-button .button-icon {
  color: var(--green);
  background: var(--black);
}

.solid-button:hover,
.solid-button:focus-visible,
.outline-button:hover,
.outline-button:focus-visible,
.ghost-button:hover,
.ghost-button:focus-visible {
  transform: translateY(-1px);
}

.solid-button.small {
  min-height: 40px;
  min-width: auto;
  padding: 0 18px;
  font-size: 13px;
}

.outline-button {
  min-width: auto;
  min-height: 42px;
  padding: 0 8px;
  color: rgba(255, 255, 255, 0.86);
  border: 0;
  border-bottom: 1px solid rgba(121, 223, 79, 0.8);
  border-radius: 0;
  background: transparent;
}

.outline-button:hover,
.outline-button:focus-visible {
  color: var(--green);
  border-color: var(--green);
  background: transparent;
}

.ghost-button {
  background: rgba(0, 0, 0, 0.04);
  color: rgba(17, 19, 18, 0.94);
  border: 1px solid rgba(17, 19, 18, 0.16);
}

.header-actions .ghost-button {
  min-width: 108px;
  min-height: 46px;
  padding: 0 16px;
  border-radius: 999px;
  gap: 10px;
  color: var(--green);
  border-color: var(--black);
  background: var(--black);
}

.header-actions .button-icon {
  width: 26px;
  height: 26px;
  border: 1px solid rgba(121, 223, 79, 0.76);
  background: rgba(121, 223, 79, 0.08);
}

.header-actions .ghost-button::before {
  display: none;
  content: "";
  width: 15px;
  height: 15px;
  border: 1.8px solid currentColor;
  border-radius: 50%;
  box-shadow: 0 11px 0 -5px currentColor;
  opacity: 0.92;
}

.hero {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  color: var(--black);
  --hand-progress: 0;
  background:
    radial-gradient(circle at 50% 8%, rgba(0, 0, 0, 0.05), transparent 27%),
    linear-gradient(180deg, #ffffff 0%, #f8f8f6 78%, #030504 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(#111 0.78px, transparent 0.9px),
    radial-gradient(#111 0.62px, transparent 0.78px);
  background-position: 0 0, 7px 8px;
  background-size: 8px 8px, 13px 13px;
  opacity: 0.2;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.3) 42%, rgba(3, 5, 4, 0.94) 100%);
  pointer-events: none;
}

.hero-hands {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero-hand {
  position: absolute;
  height: auto;
  opacity: 0.94;
  mix-blend-mode: multiply;
  filter: grayscale(1) contrast(1.08);
  will-change: transform;
}

.robot-hand {
  left: calc(-11vw - var(--hand-progress) * 10vw);
  top: clamp(360px, 52vh, 500px);
  width: min(58vw, 820px);
  transform: translate3d(0, calc(var(--hand-progress) * -3vh), 0) rotate(calc(var(--hand-progress) * -2deg));
  transform-origin: 38% 46%;
}

.human-hand {
  right: calc(-10vw - var(--hand-progress) * 10vw);
  top: clamp(355px, 51vh, 490px);
  width: min(54vw, 780px);
  transform: translate3d(0, calc(var(--hand-progress) * -3.4vh), 0) rotate(calc(var(--hand-progress) * 2deg));
  transform-origin: 68% 48%;
}

.touch-line {
  position: absolute;
  left: 50%;
  top: clamp(482px, 64vh, 620px);
  width: clamp(86px, 11vw, 150px);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(121, 223, 79, 0.72), transparent);
  transform: translateX(-50%) scaleX(calc(1 - var(--hand-progress) * 0.58));
  opacity: calc(0.72 - var(--hand-progress) * 0.42);
}

#model-canvas {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  z-index: -1;
  width: 100%;
  height: 126dvh;
  display: none;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr;
  place-items: start center;
  min-height: 100dvh;
  padding: clamp(154px, 17vh, 188px) clamp(40px, 6vw, 92px) 96px;
  text-align: center;
}

.hero-copy {
  width: min(1180px, 100%);
  display: grid;
  justify-items: center;
  text-align: center;
}

.hero h1 {
  margin: 0;
  width: 100%;
  font-size: clamp(48px, 4.55vw, 84px);
  line-height: 1.02;
  letter-spacing: 0;
  font-weight: 900;
  text-wrap: balance;
  text-align: center;
}

.hero h1 span {
  display: block;
  white-space: nowrap;
}

.hero p {
  margin: 18px auto 0;
  max-width: 980px;
  color: rgba(17, 19, 18, 0.74);
  font-size: clamp(16px, 1.02vw, 19px);
  line-height: 1.7;
}

.hero-meta {
  margin-top: 18px;
  color: rgba(17, 19, 18, 0.68);
  font-size: clamp(15px, 1vw, 17px);
  line-height: 1.5;
  font-weight: 800;
}

.hero-actions {
  margin-top: 32px;
  justify-content: center;
}

.hero-actions:has(> :only-child) {
  justify-content: center;
}

.hero .solid-button {
  min-width: 244px;
  min-height: 66px;
  padding: 0 34px;
  font-size: clamp(20px, 1.24vw, 24px);
  background: linear-gradient(180deg, #a6f06f 0%, var(--green) 100%);
  color: var(--black);
  box-shadow: 0 18px 38px rgba(121, 223, 79, 0.22);
}

.hero .solid-button .button-icon {
  width: 36px;
  height: 36px;
  color: var(--green);
  background: var(--black);
}

.hero .solid-button .button-icon svg {
  width: 20px;
  height: 20px;
}

.hero .outline-button {
  min-width: 152px;
  min-height: 48px;
  padding: 0 18px 0 24px;
  color: var(--green);
  border: 1px solid var(--black);
  border-radius: 999px;
  background: var(--black);
}

.hero .outline-button:hover,
.hero .outline-button:focus-visible {
  color: var(--green);
  border-color: var(--black);
  background: #050605;
}

.fact-strip {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  color: var(--white);
  background: #050605;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.fact-strip div {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 1.1vw, 18px);
  padding: 18px clamp(14px, 1.7vw, 26px);
  text-align: left;
  background:
    radial-gradient(rgba(121, 223, 79, 0.2) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015));
  background-size: 24px 24px, 100% 100%;
}

.fact-icon {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 42px;
  color: var(--green);
  background: var(--black);
  border: 1px solid rgba(121, 223, 79, 0.52);
}

.fact-icon.is-green {
  color: var(--black);
  background: var(--green);
  border-color: var(--green);
}

.fact-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.fact-copy {
  min-width: 0;
  display: grid;
  gap: 8px;
}

.fact-strip strong {
  display: block;
  font-size: clamp(16px, 1.14vw, 20px);
  line-height: 1.25;
}

.fact-copy > span {
  display: block;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  line-height: 1.5;
}

.section-shell {
  width: min(100%, 1390px);
  margin: 0 auto;
  padding-left: clamp(44px, 6vw, 96px);
  padding-right: clamp(44px, 6vw, 96px);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--green);
  font-size: 15px;
  font-weight: 900;
}

.section-label::after {
  content: "";
  width: 46px;
  height: 1px;
  background: currentColor;
  opacity: 0.86;
}

.intro-section,
.pathway-section,
.courses-section,
.cta-section {
  color: var(--white);
  scroll-margin-top: 84px;
}

.intro-section {
  position: relative;
  overflow: hidden;
  padding: clamp(108px, 12vw, 172px) 0 clamp(88px, 10vw, 140px);
  background:
    linear-gradient(180deg, rgba(3, 5, 4, 0.02) 0, rgba(3, 5, 4, 0.68) 190px, #030504 520px);
}

.intro-section::before {
  content: "";
  position: absolute;
  right: -9vw;
  top: 20%;
  width: min(720px, 48vw);
  aspect-ratio: 1.42;
  opacity: 0.36;
  background:
    linear-gradient(115deg, transparent 0 47%, rgba(121, 223, 79, 0.7) 49%, transparent 51%),
    linear-gradient(90deg, rgba(121, 223, 79, 0.16) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.11) 1px, transparent 1px);
  background-size: 100% 100%, 46px 46px, 46px 46px;
  transform: perspective(760px) rotateX(58deg) rotateZ(-11deg);
  transform-origin: center;
  mask-image: radial-gradient(circle at 50% 52%, black 0 44%, transparent 76%);
  pointer-events: none;
}

.intro-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(600px, 0.95fr) minmax(480px, 1.05fr);
  gap: clamp(56px, 6vw, 98px);
  align-items: center;
}

.section-copy h2,
.pathway-heading h2,
.courses-heading h2,
.cta-copy h2 {
  margin: 24px 0 0;
  font-size: clamp(44px, 4.35vw, 66px);
  line-height: 1.12;
  letter-spacing: 0;
  font-weight: 900;
}

.section-copy h2 span,
.cta-copy h2 span {
  display: block;
}

.section-copy p,
.pathway-heading p,
.courses-heading p,
.cta-copy p {
  margin: 26px 0 0;
  max-width: 670px;
  color: rgba(255, 255, 255, 0.62);
  font-size: clamp(18px, 1.28vw, 21px);
  line-height: 1.86;
}

.award-line {
  display: inline-grid;
  gap: 8px;
  margin-top: 34px;
  padding-left: 20px;
  color: rgba(255, 255, 255, 0.74);
  border-left: 1px solid rgba(121, 223, 79, 0.56);
}

.award-line span {
  color: var(--green);
  font-size: 14px;
  font-weight: 900;
}

.award-line strong {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(18px, 1.35vw, 22px);
  line-height: 1.42;
  font-weight: 900;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 2.6vw, 42px);
}

.principle-grid article {
  min-height: 246px;
  padding: 6px 0 0 clamp(22px, 2.4vw, 34px);
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.principle-grid svg {
  width: 42px;
  height: 42px;
  color: var(--green);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.principle-grid h3 {
  margin: 24px 0 14px;
  font-size: 26px;
  line-height: 1.2;
}

.principle-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.56);
  font-size: 16px;
  line-height: 1.82;
}

.pathway-section {
  padding: clamp(64px, 7vw, 104px) 0 clamp(96px, 11vw, 152px);
  background: #030504;
}

.pathway-layout {
  display: grid;
  gap: clamp(40px, 5vw, 74px);
}

.pathway-heading {
  max-width: 780px;
}

.pathway-heading h2 {
  max-width: 820px;
}

.pathway-board {
  position: relative;
  display: grid;
  gap: clamp(38px, 5.2vw, 72px);
  padding: clamp(18px, 2vw, 26px) 0 0;
}

.pathway-board::before {
  content: "";
  position: absolute;
  left: clamp(132px, 13vw, 194px);
  top: 22px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, rgba(121, 223, 79, 0), rgba(121, 223, 79, 0.72), rgba(255, 255, 255, 0.12), rgba(121, 223, 79, 0));
  opacity: 0.72;
}

.stage-step {
  position: relative;
  display: grid;
  grid-template-columns: clamp(220px, 20vw, 320px) minmax(0, 760px);
  gap: clamp(48px, 7vw, 116px);
  min-height: clamp(390px, 46vh, 540px);
  align-items: center;
  opacity: 0.24;
  transform: translateY(36px);
  transition: opacity 560ms ease, transform 560ms cubic-bezier(0.22, 1, 0.36, 1);
}

.stage-step::after {
  content: "";
  position: absolute;
  left: clamp(128px, 13vw, 190px);
  top: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 34px rgba(121, 223, 79, 0.56);
  transform: translate(-50%, -50%);
}

.stage-step.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.stage-number {
  color: rgba(255, 255, 255, 0.06);
  font-size: clamp(140px, 15vw, 232px);
  line-height: 0.82;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  opacity: 0;
  transform: translate3d(-82px, 46px, 0) scale(0.92);
  filter: blur(10px);
  transition:
    opacity 680ms ease,
    transform 760ms cubic-bezier(0.16, 1, 0.3, 1),
    filter 620ms ease,
    color 620ms ease,
    text-shadow 620ms ease;
  will-change: transform, opacity, filter;
}

.stage-step.is-visible .stage-number {
  color: rgba(255, 255, 255, 0.085);
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
  text-shadow: 0 0 46px rgba(121, 223, 79, 0.16);
}

.stage-detail {
  max-width: 730px;
  padding: clamp(34px, 4.2vw, 58px) 0 clamp(34px, 4.2vw, 58px) clamp(34px, 4vw, 58px);
  border-left: 1px solid rgba(255, 255, 255, 0.16);
}

.stage-kicker {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 15px;
  font-weight: 900;
}

.stage-detail h3 {
  margin: 0 0 20px;
  font-size: clamp(44px, 4.6vw, 72px);
  line-height: 1.06;
}

.stage-detail p {
  margin: 0;
  max-width: 620px;
  color: rgba(255, 255, 255, 0.64);
  font-size: clamp(18px, 1.35vw, 22px);
  line-height: 1.8;
}

.stage-detail ul {
  display: grid;
  gap: 16px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.stage-detail li {
  position: relative;
  color: rgba(255, 255, 255, 0.74);
  padding-left: 30px;
  font-size: clamp(16px, 1.1vw, 18px);
}

.stage-detail li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.52em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1px solid var(--green);
  box-shadow: 0 0 18px rgba(121, 223, 79, 0.24);
}

.courses-section {
  position: relative;
  overflow: hidden;
  padding: clamp(88px, 10vw, 148px) 0 clamp(96px, 11vw, 156px);
  background:
    radial-gradient(circle at 18% 12%, rgba(121, 223, 79, 0.11), transparent 24%),
    linear-gradient(180deg, #030504 0%, #040706 48%, #020302 100%);
}

.courses-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.045), transparent 18%, transparent 82%, rgba(255, 255, 255, 0.04)),
    radial-gradient(rgba(121, 223, 79, 0.12) 1px, transparent 1px);
  background-size: 100% 100%, 52px 52px;
  opacity: 0.08;
  pointer-events: none;
}

.courses-layout {
  position: relative;
  z-index: 1;
}

.courses-heading {
  max-width: 860px;
}

.course-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.2vw, 28px);
  margin-top: clamp(46px, 5vw, 72px);
}

.course-card {
  position: relative;
  display: grid;
  align-content: start;
  min-height: 462px;
  padding: clamp(28px, 3vw, 38px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.022)),
    rgba(255, 255, 255, 0.015);
  backdrop-filter: blur(18px);
  overflow: hidden;
  transition:
    transform 260ms cubic-bezier(0.22, 1, 0.36, 1),
    border-color 240ms ease,
    background 240ms ease,
    box-shadow 240ms ease;
}

.course-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(121, 223, 79, 0.74), transparent);
  opacity: 0.52;
  transition: opacity 240ms ease, height 240ms ease;
}

.course-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 28% 18%, rgba(121, 223, 79, 0.2), transparent 36%),
    linear-gradient(180deg, rgba(121, 223, 79, 0.08), rgba(255, 255, 255, 0.02));
  opacity: 0;
  transition: opacity 240ms ease;
}

.course-card:hover,
.course-card:focus-within {
  transform: translateY(-8px);
  border-color: rgba(121, 223, 79, 0.72);
  background:
    linear-gradient(180deg, rgba(121, 223, 79, 0.095), rgba(255, 255, 255, 0.025)),
    rgba(255, 255, 255, 0.022);
  box-shadow: 0 30px 90px rgba(121, 223, 79, 0.13);
}

.course-card:hover::before,
.course-card:focus-within::before {
  opacity: 1;
}

.course-card:hover::after,
.course-card:focus-within::after {
  height: 3px;
  opacity: 1;
}

.course-card.featured {
  border-color: rgba(121, 223, 79, 0.48);
  box-shadow: 0 28px 90px rgba(121, 223, 79, 0.08);
}

.course-tag {
  margin: 0;
  color: var(--green);
  font-size: clamp(18px, 1.45vw, 24px);
  font-weight: 900;
}

.course-card h3 {
  margin: 16px 0 28px;
  color: var(--white);
  font-size: clamp(26px, 2vw, 34px);
  line-height: 1.12;
}

.course-metric {
  display: grid;
  gap: 8px;
  padding: 26px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.course-metric strong {
  color: var(--white);
  font-size: clamp(38px, 3.4vw, 56px);
  line-height: 0.98;
  font-weight: 900;
  white-space: nowrap;
}

.course-metric strong.long-metric {
  font-size: clamp(24px, 2vw, 30px);
  line-height: 1.12;
  white-space: nowrap;
}

.detail-class-grid strong.long-metric {
  font-size: clamp(24px, 1.9vw, 30px);
  white-space: nowrap;
}

.course-metric span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 16px;
}

.course-card ul {
  display: grid;
  gap: 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.course-card li {
  position: relative;
  padding-left: 24px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  line-height: 1.72;
}

.course-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px rgba(121, 223, 79, 0.42);
}

.course-footer {
  display: flex;
  justify-content: center;
  margin-top: clamp(34px, 4vw, 52px);
}

.detail-class-grid,
.material-center {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.detail-class-grid article,
.material-center article {
  min-height: 260px;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.018)),
    rgba(255, 255, 255, 0.012);
  transition: transform 240ms ease, border-color 240ms ease, background 240ms ease, box-shadow 240ms ease;
}

.detail-class-grid article:hover,
.material-center article:hover {
  transform: translateY(-5px);
  border-color: rgba(121, 223, 79, 0.52);
  background:
    linear-gradient(180deg, rgba(121, 223, 79, 0.075), rgba(255, 255, 255, 0.018)),
    rgba(255, 255, 255, 0.014);
  box-shadow: 0 22px 70px rgba(121, 223, 79, 0.08);
}

.detail-class-grid span,
.material-center span {
  color: var(--green);
  font-size: 15px;
  font-weight: 900;
}

.detail-class-grid h3,
.material-center h3 {
  margin: 18px 0 16px;
  color: var(--white);
  font-size: clamp(28px, 2.4vw, 40px);
  line-height: 1.12;
}

.detail-class-grid strong {
  display: block;
  margin-bottom: 18px;
  color: var(--white);
  font-size: clamp(24px, 2vw, 32px);
  line-height: 1.1;
}

.detail-class-grid p,
.material-center p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.78;
}

.material-center article {
  display: grid;
  gap: 22px;
  align-content: space-between;
}

.upload-button {
  min-height: 46px;
  border-radius: var(--radius);
  border: 1px solid rgba(121, 223, 79, 0.42);
  color: var(--green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  font-weight: 900;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.upload-button:hover,
.upload-button:focus-within {
  transform: translateY(-1px);
  background: rgba(121, 223, 79, 0.12);
}

.upload-button input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.material-status {
  margin-top: 26px;
  padding: 24px 28px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.018);
}

.material-status strong {
  color: var(--white);
  font-size: 18px;
}

.material-status ul,
.account-materials {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.material-status li,
.account-materials li {
  display: grid;
  grid-template-columns: minmax(120px, 0.25fr) minmax(0, 1fr) minmax(140px, 0.2fr);
  gap: 18px;
  align-items: center;
  color: rgba(255, 255, 255, 0.62);
  font-style: normal;
}

.material-status li strong,
.account-materials li strong {
  color: var(--white);
}

.material-status li em,
.account-materials li em {
  color: rgba(255, 255, 255, 0.48);
  font-style: normal;
  text-align: right;
}

.advisor-actions {
  margin-top: clamp(54px, 8vw, 96px);
}

.advisor-button {
  min-width: 182px;
  min-height: 52px;
  padding: 0 18px 0 24px;
  color: var(--green);
  border: 1px solid rgba(121, 223, 79, 0.72);
  border-radius: 999px;
  background: var(--black);
}

.advisor-button .button-icon {
  color: var(--black);
  background: var(--green);
}

.advisor-button:hover,
.advisor-button:focus-visible {
  color: var(--green);
  border-color: var(--green);
  background: #050605;
}

.cta-section {
  position: relative;
  overflow: hidden;
  padding: clamp(92px, 11vw, 160px) 0;
  background:
    radial-gradient(circle at 12% 14%, rgba(121, 223, 79, 0.12), transparent 24%),
    radial-gradient(circle at 86% 70%, rgba(121, 223, 79, 0.14), transparent 26%),
    linear-gradient(180deg, #030504, #020302);
}

.cta-section::before {
  content: "";
  position: absolute;
  right: -10vw;
  bottom: -18vh;
  width: 68vw;
  height: 50vh;
  background:
    linear-gradient(112deg, transparent 0 48%, rgba(121, 223, 79, 0.74) 49%, transparent 51%),
    linear-gradient(90deg, rgba(121, 223, 79, 0.16) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 100% 100%, 52px 52px, 52px 52px;
  transform: perspective(820px) rotateX(64deg) rotateZ(-12deg);
  opacity: 0.42;
  mask-image: linear-gradient(90deg, transparent, black 24%, black 70%, transparent);
  pointer-events: none;
}

.cta-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(660px, 0.92fr) minmax(420px, 0.5fr);
  gap: clamp(52px, 7vw, 112px);
  align-items: center;
}

.cta-copy .hero-actions {
  margin-top: 42px;
}

.assessment-panel {
  display: grid;
  gap: 0;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(18px);
}

.assessment-panel div {
  display: grid;
  gap: 6px;
  padding: 24px 26px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.assessment-panel div:last-child {
  border-bottom: 0;
}

.assessment-panel span {
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.assessment-panel strong {
  color: var(--white);
  font-size: 21px;
}

.assessment-panel p {
  margin: 0;
  color: rgba(255, 255, 255, 0.56);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px clamp(28px, 6vw, 96px);
  color: rgba(255, 255, 255, 0.64);
  background: #020302;
  font-size: 14px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--green);
}

.footer-text-button {
  padding: 0;
  color: var(--green);
  font: inherit;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.back-to-top {
  position: fixed;
  right: clamp(22px, 3vw, 42px);
  bottom: clamp(22px, 3vw, 42px);
  z-index: 70;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--green);
  color: var(--black);
  background: var(--green);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.32);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity 220ms ease, transform 220ms ease, border-color 180ms ease, background 180ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  border-color: var(--green);
  background: #a6f06f;
}

.back-to-top svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.lead-dialog {
  width: min(880px, calc(100vw - 40px));
  border: 0;
  border-radius: 18px;
  padding: 0;
  color: var(--ink);
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.34);
}

.lead-dialog::backdrop {
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(10px);
}

.official-body {
  color: var(--white);
  background:
    radial-gradient(circle at 72% 12%, rgba(121, 223, 79, 0.14), transparent 28%),
    linear-gradient(180deg, #020302, #050706 40%, #020302);
}

.official-header {
  color: var(--white);
  background: linear-gradient(180deg, rgba(1, 3, 3, 0.88), rgba(1, 3, 3, 0.34));
}

.official-header.header-collapsed {
  color: var(--white);
  background: rgba(1, 3, 3, 0.88);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.24);
}

.official-header .brand img {
  filter: none;
}

.official-header .desktop-nav {
  color: rgba(255, 255, 255, 0.78);
}

.official-header .desktop-nav a:hover,
.official-header .desktop-nav a:focus-visible {
  color: var(--white);
}

.official-header .ghost-button {
  color: var(--green);
  border-color: rgba(121, 223, 79, 0.72);
  background: rgba(255, 255, 255, 0.025);
}

.official-page {
  position: relative;
  z-index: 2;
  min-height: 100dvh;
  padding-top: 96px;
  background:
    radial-gradient(circle at 72% 12%, rgba(121, 223, 79, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
}

.info-hero,
.info-grid {
  width: min(100%, 980px);
  margin: 0 auto;
}

.info-section {
  width: min(100%, 1180px);
  margin: 0 auto;
}

.info-hero {
  padding: clamp(74px, 9vw, 118px) clamp(30px, 5vw, 54px) 58px;
}

.info-hero p {
  margin: 0 0 18px;
  color: var(--green);
  font-weight: 900;
}

.info-hero h1,
.info-hero h2 {
  margin: 0;
  font-size: clamp(46px, 5.2vw, 76px);
  line-height: 1.08;
  letter-spacing: 0;
}

.info-hero span {
  display: block;
  max-width: 760px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 18px;
  line-height: 1.8;
}

.info-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.info-grid article {
  min-height: 230px;
  padding: 26px 22px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.11);
}

.info-grid article:last-child {
  border-right: 0;
}

.info-grid span {
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.info-grid h2,
.info-grid h3 {
  margin: 24px 0 14px;
  font-size: 24px;
  line-height: 1.24;
}

.info-grid p,
.info-list p,
.info-list li {
  color: rgba(255, 255, 255, 0.64);
  line-height: 1.82;
}

.info-grid p {
  margin: 0;
  font-size: 15px;
}

.info-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.38fr) minmax(0, 0.86fr);
  gap: clamp(48px, 5.2vw, 74px);
  padding: clamp(58px, 7vw, 84px) clamp(30px, 5vw, 54px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.info-section > .info-list {
  padding-top: clamp(60px, 5.8vw, 74px);
}

.info-section h2,
.info-section h3 {
  margin: 24px 0 0;
  font-size: clamp(34px, 3.4vw, 50px);
  line-height: 1.16;
}

.info-section .stacked-title span {
  display: block;
}

.info-list p {
  margin: 0 0 22px;
  font-size: 17px;
  text-wrap: pretty;
}

.info-list ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.info-list li {
  min-height: 52px;
  padding: 13px 14px;
  border-left: 1px solid rgba(121, 223, 79, 0.54);
  background: rgba(255, 255, 255, 0.035);
  font-size: 13px;
  white-space: nowrap;
}

.resource-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.resource-links a,
.resource-links span {
  min-height: 42px;
  padding: 10px 16px;
  color: var(--green);
  text-decoration: none;
  border: 1px solid rgba(121, 223, 79, 0.46);
  border-radius: var(--radius);
  background: rgba(121, 223, 79, 0.05);
}

.resource-links span {
  color: rgba(255, 255, 255, 0.72);
  border-color: rgba(255, 255, 255, 0.14);
}

.course-page {
  position: relative;
  z-index: 2;
  padding-top: 96px;
  color: var(--white);
}

.course-hero,
.detail-stats,
.course-section,
.course-note {
  width: min(100%, 1180px);
  margin: 0 auto;
  padding-left: clamp(36px, 5vw, 64px);
  padding-right: clamp(36px, 5vw, 64px);
}

.course-hero {
  padding-top: clamp(82px, 10vw, 132px);
  padding-bottom: clamp(58px, 7vw, 92px);
}

.course-hero p {
  margin: 0 0 18px;
  color: var(--green);
  font-weight: 900;
}

.course-hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(58px, 6.2vw, 96px);
  line-height: 1.06;
  letter-spacing: 0;
  font-weight: 900;
}

.course-hero span {
  display: block;
  max-width: 780px;
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.66);
  font-size: clamp(18px, 1.28vw, 21px);
  line-height: 1.86;
}

.course-hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.detail-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  padding-top: 0;
  padding-bottom: clamp(72px, 8vw, 112px);
}

.detail-stats article {
  min-height: 172px;
  padding: 26px 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.025);
}

.detail-stats article:last-child {
  border-right: 0;
}

.detail-stats span,
.flow-steps span,
.schedule-list span,
.program-grid span {
  color: var(--green);
  font-size: 14px;
  font-weight: 900;
}

.detail-stats strong {
  display: block;
  margin-top: 20px;
  color: var(--white);
  font-size: clamp(25px, 2.2vw, 34px);
  line-height: 1.16;
}

.detail-stats p,
.course-section-heading p,
.program-grid p,
.flow-steps p,
.info-module-grid p,
.schedule-list p,
.management-grid p,
.course-note p {
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.78;
}

.detail-stats p {
  margin: 12px 0 0;
}

.course-section {
  padding-top: clamp(76px, 8vw, 116px);
  padding-bottom: clamp(76px, 8vw, 116px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.course-section-heading {
  max-width: 860px;
  margin-bottom: clamp(38px, 5vw, 68px);
}

.course-section-heading h2 {
  margin: 24px 0 0;
  font-size: clamp(42px, 4.4vw, 70px);
  line-height: 1.08;
  letter-spacing: 0;
}

.course-section-heading p {
  max-width: 720px;
  margin: 24px 0 0;
  font-size: clamp(17px, 1.18vw, 20px);
}

.program-grid,
.info-module-grid,
.management-grid {
  display: grid;
  gap: 18px;
}

.program-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.program-grid article,
.info-module-grid article,
.management-grid article {
  min-height: 238px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.018)),
    rgba(255, 255, 255, 0.012);
}

.program-grid h3,
.info-module-grid h3,
.management-grid h3,
.schedule-list h3 {
  margin: 20px 0 14px;
  color: var(--white);
  font-size: clamp(25px, 2.1vw, 34px);
  line-height: 1.18;
}

.program-grid p,
.info-module-grid p,
.management-grid p,
.schedule-list p {
  margin: 0;
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.flow-steps article {
  min-height: 190px;
  padding: 22px 18px;
  background: #060908;
}

.flow-steps strong {
  display: block;
  margin-top: 28px;
  color: var(--white);
  font-size: 22px;
  line-height: 1.2;
}

.flow-steps p {
  margin: 14px 0 0;
  font-size: 14px;
}

.info-module-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.info-module-grid article {
  min-height: 260px;
}

.info-module-grid h3,
.management-grid h3 {
  font-size: 24px;
}

.schedule-list {
  display: grid;
  gap: 16px;
}

.schedule-list article {
  display: grid;
  grid-template-columns: minmax(130px, 0.18fr) minmax(260px, 0.34fr) minmax(0, 0.58fr) minmax(160px, 0.22fr);
  gap: 24px;
  align-items: center;
  padding: 26px 30px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.025);
}

.schedule-list h3 {
  margin: 0;
  font-size: clamp(22px, 1.8vw, 30px);
}

.schedule-list strong {
  color: rgba(255, 255, 255, 0.86);
  font-size: 17px;
  line-height: 1.4;
}

.management-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.course-note {
  padding-top: 0;
  padding-bottom: clamp(82px, 9vw, 126px);
}

.course-note p {
  margin: 0;
  padding: 24px 28px;
  border-left: 2px solid rgba(121, 223, 79, 0.72);
  background: rgba(121, 223, 79, 0.055);
  color: rgba(255, 255, 255, 0.72);
}

.lead-form {
  position: relative;
  padding: 36px;
}

.icon-close {
  position: absolute;
  right: 22px;
  top: 18px;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: #edf0ec;
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
}

.lead-form h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.1;
}

.form-intro {
  margin: 12px 0 18px;
  color: var(--muted);
}

.login-intro {
  max-width: 440px;
  line-height: 1.72;
  text-wrap: balance;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-grid label,
.form-field,
.consent {
  display: grid;
  gap: 8px;
  color: #2b302d;
  font-size: 14px;
  font-weight: 800;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-field-label {
  color: #2b302d;
  font-size: 14px;
  font-weight: 800;
}

.location-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.location-grid label {
  display: grid;
  gap: 8px;
  color: #66706a;
  font-size: 12px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 14px;
  color: var(--ink);
  background: #fbfcfa;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--green-deep);
  box-shadow: 0 0 0 4px rgba(121, 223, 79, 0.16);
}

.consent {
  grid-template-columns: auto 1fr;
  align-items: start;
  margin: 20px 0 24px;
  font-weight: 600;
  color: var(--muted);
}

.consent input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.secondary-consent {
  margin-top: -12px;
}

.login-dialog,
.wechat-dialog {
  width: min(560px, calc(100vw - 44px));
  border: 0;
  border-radius: 16px;
  padding: 0;
  color: var(--ink);
  background: var(--white);
  box-shadow: 0 32px 120px rgba(0, 0, 0, 0.34);
}

.login-dialog::backdrop,
.wechat-dialog::backdrop,
.lead-dialog::backdrop {
  background: rgba(0, 0, 0, 0.66);
  backdrop-filter: blur(10px);
}

.wechat-card {
  position: relative;
  display: grid;
  justify-items: center;
  padding: 36px;
  text-align: center;
}

.wechat-card h2 {
  margin: 0;
  color: var(--ink);
  font-size: 34px;
  line-height: 1.1;
}

.wechat-card p {
  max-width: 400px;
  margin: 12px 0 24px;
  color: var(--muted);
  line-height: 1.72;
}

.wechat-card img {
  width: min(320px, 76vw);
  height: auto;
  border-radius: 10px;
  box-shadow: 0 18px 44px rgba(121, 223, 79, 0.16);
}

.wechat-card span {
  margin-top: 18px;
  color: #39423b;
  font-weight: 800;
}

.login-form {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 36px;
}

.login-form h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.1;
}

.login-form label {
  display: grid;
  gap: 8px;
  color: #2b302d;
  font-size: 14px;
  font-weight: 900;
}

.code-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.code-field .ghost-button {
  min-width: 120px;
  color: var(--ink);
  border-color: var(--line);
  background: #f6f7f4;
}

.login-consent {
  margin: 2px 0 4px;
}

.account-page {
  width: min(100%, 1390px);
  margin: 0 auto;
  padding: clamp(132px, 16vh, 176px) clamp(44px, 6vw, 96px) clamp(90px, 10vw, 136px);
  color: var(--white);
}

.account-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: end;
  min-height: 360px;
}

.account-hero p {
  margin: 0 0 24px;
  color: var(--green);
  font-weight: 900;
}

.account-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(58px, 6vw, 96px);
  line-height: 1.05;
  letter-spacing: 0;
}

.account-hero span {
  display: block;
  max-width: 720px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.62);
  font-size: clamp(18px, 1.25vw, 21px);
  line-height: 1.76;
}

.account-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 18px;
  margin-top: clamp(54px, 6vw, 78px);
}

.account-card {
  min-height: 310px;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(255, 255, 255, 0.018)),
    rgba(255, 255, 255, 0.012);
}

.wide-card {
  grid-column: 1 / -1;
  min-height: auto;
}

.profile-card dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 28px 0 0;
}

.profile-card div {
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.profile-card dt {
  color: rgba(121, 223, 79, 0.88);
  font-size: 13px;
  font-weight: 900;
}

.profile-card dd {
  margin: 8px 0 0;
  color: var(--white);
  font-size: 19px;
  line-height: 1.45;
}

.profile-card p,
.course-plan-mini p,
.certificate-card p {
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.76;
}

.progress-track {
  --progress: 22%;
  position: relative;
  margin-top: 34px;
  padding-top: 40px;
}

.progress-track::before,
.progress-track i {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  height: 3px;
  border-radius: 999px;
}

.progress-track::before {
  right: 0;
  background: rgba(255, 255, 255, 0.1);
}

.progress-track i {
  width: var(--progress);
  background: linear-gradient(90deg, var(--green), rgba(255, 255, 255, 0.9));
  box-shadow: 0 0 26px rgba(121, 223, 79, 0.32);
}

.progress-track strong {
  color: var(--white);
  font-size: clamp(30px, 3vw, 46px);
}

.progress-steps,
.todo-list {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.progress-steps li,
.todo-list li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.68);
}

.todo-list span {
  min-width: 46px;
  color: rgba(255, 255, 255, 0.42);
  font-weight: 900;
}

.todo-list li.done span {
  color: var(--green);
}

.course-plan-mini h2,
.certificate-card h2 {
  margin: 28px 0 14px;
  color: var(--white);
  font-size: clamp(30px, 3vw, 46px);
  line-height: 1.12;
}

.admin-drawer {
  position: fixed;
  z-index: 60;
  right: 0;
  top: 0;
  width: min(680px, 94vw);
  height: 100dvh;
  padding: 26px;
  background: var(--white);
  box-shadow: -20px 0 80px rgba(0, 0, 0, 0.2);
  transform: translateX(105%);
  transition: transform 260ms ease;
  overflow: auto;
}

.admin-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: start;
}

.drawer-header h2 {
  margin: 0;
  font-size: 28px;
}

.drawer-header p {
  margin: 8px 0 0;
  color: var(--muted);
}

.drawer-actions {
  margin: 24px 0;
}

.admin-drawer .ghost-button {
  color: var(--ink);
  border-color: var(--line);
  background: #f6f7f4;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-size: 14px;
}

th {
  background: #f4f6f2;
  color: #343a36;
}

.toast {
  position: fixed;
  z-index: 80;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 24px);
  min-width: 240px;
  padding: 13px 18px;
  border-radius: var(--radius);
  background: rgba(6, 16, 8, 0.94);
  color: var(--white);
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

body:not(.official-body) .intro-section,
body:not(.official-body) .pathway-section,
body:not(.official-body) .courses-section {
  color: var(--black);
  background:
    radial-gradient(#111 0.46px, transparent 0.7px),
    linear-gradient(180deg, #fafafa 0%, #f4f5f2 100%);
  background-size: 13px 13px, 100% 100%;
}

body:not(.official-body) .intro-section {
  padding-top: clamp(48px, 5vw, 76px);
}

body:not(.official-body) .intro-section::before,
body:not(.official-body) .courses-section::before {
  opacity: 0.16;
  mix-blend-mode: multiply;
}

body:not(.official-body) .section-copy p,
body:not(.official-body) .pathway-heading p,
body:not(.official-body) .courses-heading p,
body:not(.official-body) .cta-copy p,
body:not(.official-body) .principle-grid p,
body:not(.official-body) .stage-detail p,
body:not(.official-body) .stage-detail li,
body:not(.official-body) .course-card li,
body:not(.official-body) .course-metric span {
  color: rgba(17, 19, 18, 0.66);
}

body:not(.official-body) .award-line {
  color: rgba(17, 19, 18, 0.72);
  border-left-color: rgba(121, 223, 79, 0.78);
}

body:not(.official-body) .award-line strong,
body:not(.official-body) .course-card h3,
body:not(.official-body) .course-metric strong,
body:not(.official-body) .stage-detail h3 {
  color: var(--black);
}

body:not(.official-body) .principle-grid {
  gap: 0;
  border-left: 1px solid rgba(17, 19, 18, 0.1);
}

body:not(.official-body) .principle-grid article {
  min-height: 230px;
  padding: 26px clamp(22px, 2.2vw, 34px);
  border-left: 0;
  border-right: 1px solid rgba(17, 19, 18, 0.1);
  background: rgba(255, 255, 255, 0.52);
}

body:not(.official-body) .pathway-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(17, 19, 18, 0.12);
  border: 1px solid rgba(17, 19, 18, 0.12);
  padding: 0;
}

body:not(.official-body) .pathway-board::before,
body:not(.official-body) .stage-step::after {
  display: none;
}

body:not(.official-body) .stage-step {
  min-height: 360px;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr;
  padding: clamp(28px, 3vw, 42px);
  background: rgba(255, 255, 255, 0.78);
  opacity: 1;
  transform: none;
}

body:not(.official-body) .stage-number {
  color: var(--black);
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1;
  opacity: 1;
  filter: none;
  transform: none;
}

body:not(.official-body) .stage-step.is-visible .stage-number {
  color: var(--black);
  text-shadow: none;
}

body:not(.official-body) .stage-detail {
  min-height: 0;
  display: grid;
  grid-template-rows: auto auto 1fr;
  padding: 22px 0 0;
  border-left: 0;
}

body:not(.official-body) .stage-detail h3 {
  font-size: clamp(24px, 2.1vw, 34px);
}

body:not(.official-body) .stage-kicker {
  display: none;
}

body:not(.official-body) .stage-detail ul {
  align-self: end;
  margin-top: 28px;
}

body:not(.official-body) .course-cards {
  gap: 18px;
}

body:not(.official-body) .course-card {
  min-height: 390px;
  border-color: rgba(17, 19, 18, 0.12);
  background:
    radial-gradient(#111 0.38px, transparent 0.62px),
    rgba(255, 255, 255, 0.74);
  background-size: 14px 14px, 100% 100%;
  backdrop-filter: none;
}

body:not(.official-body) .course-card.featured {
  border-color: rgba(121, 223, 79, 0.72);
  box-shadow: 0 22px 70px rgba(17, 19, 18, 0.08);
}

body:not(.official-body) .course-metric {
  border-top-color: rgba(17, 19, 18, 0.11);
  border-bottom-color: rgba(17, 19, 18, 0.11);
}

body:not(.official-body) .course-footer .solid-button {
  background: var(--black);
  color: var(--white);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.16);
}

body:not(.official-body) .cta-section {
  color: var(--white);
  background:
    radial-gradient(rgba(121, 223, 79, 0.16) 1px, transparent 1px),
    linear-gradient(135deg, #090b0a 0%, #111511 100%);
  background-size: 22px 22px, 100% 100%;
}

body.official-body {
  color: var(--black);
  background:
    radial-gradient(#111 0.46px, transparent 0.7px),
    linear-gradient(180deg, #fbfbfa 0%, #f3f5f1 100%);
  background-size: 13px 13px, 100% 100%;
}

.official-header,
.official-header.header-collapsed {
  color: var(--black);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 30px rgba(17, 19, 18, 0.06);
  backdrop-filter: blur(14px);
}

.official-header .desktop-nav {
  color: rgba(17, 19, 18, 0.72);
}

.official-header .desktop-nav a:hover,
.official-header .desktop-nav a:focus-visible {
  color: var(--black);
}

.official-header .ghost-button {
  color: var(--green);
  border-color: var(--black);
  background: var(--black);
}

.official-page,
.course-page,
.account-page {
  color: var(--black);
  background:
    radial-gradient(#111 0.46px, transparent 0.7px),
    linear-gradient(180deg, #fbfbfa 0%, #f3f5f1 100%);
  background-size: 13px 13px, 100% 100%;
}

.info-hero p,
.course-hero p,
.account-hero p,
.info-grid span,
.detail-stats span,
.flow-steps span,
.schedule-list span,
.program-grid span {
  color: var(--green);
}

.info-hero h1,
.info-hero h2,
.course-hero h1,
.account-hero h1,
.info-grid h2,
.info-grid h3,
.info-section h2,
.course-section-heading h2,
.program-grid h3,
.detail-class-grid h3,
.flow-steps strong,
.schedule-list h3,
.management-grid h3,
.detail-stats strong,
.account-card h2 {
  color: var(--black);
}

.info-hero span,
.course-hero span,
.account-hero span,
.info-grid p,
.info-list p,
.info-list li,
.detail-stats p,
.course-section-heading p,
.program-grid p,
.detail-class-grid p,
.flow-steps p,
.schedule-list p,
.management-grid p,
.account-card p,
.progress-steps,
.profile-card dd,
.account-materials li,
.material-status li {
  color: rgba(17, 19, 18, 0.66);
}

.info-grid,
.detail-stats article,
.info-grid article,
.info-section,
.course-section,
.program-grid article,
.detail-class-grid article,
.flow-steps article,
.schedule-list article,
.management-grid article,
.account-card {
  border-color: rgba(17, 19, 18, 0.12);
}

.info-grid article,
.detail-stats article,
.program-grid article,
.detail-class-grid article,
.flow-steps article,
.schedule-list article,
.management-grid article,
.account-card {
  background:
    radial-gradient(#111 0.38px, transparent 0.62px),
    rgba(255, 255, 255, 0.72);
  background-size: 14px 14px, 100% 100%;
}

.resource-links span {
  color: rgba(17, 19, 18, 0.72);
  border-color: rgba(17, 19, 18, 0.14);
  background: rgba(255, 255, 255, 0.56);
}

.site-footer {
  color: rgba(17, 19, 18, 0.62);
  background:
    radial-gradient(#111 0.38px, transparent 0.62px),
    #f7f8f5;
  background-size: 14px 14px, 100% 100%;
  border-top: 1px solid rgba(17, 19, 18, 0.1);
}

.site-footer a,
.footer-text-button {
  color: var(--black);
  font-weight: 800;
}

/* Light-page readability and icon-card polish */
.info-list ul.competition-matrix {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}

.info-section:has(.competition-matrix) {
  grid-template-columns: minmax(380px, 0.44fr) minmax(0, 1fr);
  align-items: start;
}

.info-section:has(.competition-matrix) .stacked-title {
  font-size: clamp(42px, 3.35vw, 58px);
}

.info-section:has(.competition-matrix) .stacked-title span {
  white-space: nowrap;
}

.info-list .competition-matrix li {
  min-height: 118px;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 12px;
  padding: 16px 10px;
  color: var(--black);
  text-align: center;
  white-space: normal;
  border: 1.5px solid rgba(17, 19, 18, 0.88);
  border-radius: var(--radius);
  background:
    radial-gradient(#111 0.32px, transparent 0.58px),
    rgba(255, 255, 255, 0.76);
  background-size: 12px 12px, 100% 100%;
  box-shadow: 0 14px 32px rgba(17, 19, 18, 0.035);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.info-list .competition-matrix li:hover {
  transform: translateY(-3px);
  border-color: var(--black);
  background:
    radial-gradient(#111 0.28px, transparent 0.56px),
    rgba(255, 255, 255, 0.92);
}

.matrix-icon,
.card-icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--black);
}

.matrix-icon svg,
.card-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.info-list .competition-matrix strong {
  color: rgba(17, 19, 18, 0.86);
  font-size: clamp(14px, 0.9vw, 16px);
  line-height: 1.32;
  font-weight: 800;
}

.course-hero-actions .solid-button,
.course-hero-actions .outline-button,
.material-center .outline-button,
.upload-button {
  min-height: 48px;
  border-radius: var(--radius);
}

.material-center .card-icon,
.detail-class-grid .card-icon {
  display: flex;
  margin-bottom: 14px;
  color: var(--black);
}

.detail-class-grid .card-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
}

.material-center .card-index {
  display: block;
  color: var(--green);
  font-size: 14px;
  font-weight: 900;
}

.material-center h3,
.detail-class-grid h3,
.detail-class-grid strong,
.material-status strong,
.material-status li strong,
.account-materials li strong,
.course-plan-mini h2,
.certificate-card h2,
.profile-card dd,
.progress-track strong {
  color: var(--black);
}

.material-center p,
.detail-class-grid p,
.material-status li,
.account-materials li,
.material-status li em,
.account-materials li em,
.progress-steps li,
.todo-list li,
.profile-card p,
.course-plan-mini p,
.certificate-card p,
.account-hero span {
  color: rgba(17, 19, 18, 0.68);
}

.material-center article,
.detail-class-grid article,
.material-status {
  border-color: rgba(17, 19, 18, 0.88);
  background:
    radial-gradient(#111 0.32px, transparent 0.58px),
    rgba(255, 255, 255, 0.74);
  background-size: 12px 12px, 100% 100%;
  box-shadow: 0 14px 32px rgba(17, 19, 18, 0.035);
}

.material-center article,
.detail-class-grid article {
  min-height: 300px;
}

.material-center .outline-button {
  color: var(--black);
  border-color: rgba(17, 19, 18, 0.2);
  background: rgba(255, 255, 255, 0.72);
}

.upload-button {
  color: var(--black);
  border-color: rgba(121, 223, 79, 0.72);
  background: rgba(121, 223, 79, 0.2);
}

.upload-button:hover,
.upload-button:focus-within {
  color: #061006;
  background: var(--green);
}

body:not(.official-body) .intro-section,
body:not(.official-body) .pathway-section,
body:not(.official-body) .courses-section,
body.official-body .official-page,
body.official-body .course-page,
body.official-body .account-page {
  color: var(--black);
}

body:not(.official-body) .section-copy p,
body:not(.official-body) .pathway-heading p,
body:not(.official-body) .courses-heading p,
.info-list p,
.course-section-heading p {
  color: rgba(17, 19, 18, 0.72);
}

body.official-body .outline-button,
body.official-body .course-hero-actions .outline-button,
body.official-body .info-actions .outline-button,
body.official-body .account-card .outline-button {
  color: var(--black);
  border-color: rgba(17, 19, 18, 0.2);
  background: rgba(255, 255, 255, 0.72);
}

body.official-body .outline-button:hover,
body.official-body .outline-button:focus-visible {
  color: #061006;
  border-color: var(--green);
  background: rgba(121, 223, 79, 0.24);
}

body.official-body .info-module-grid h3,
body.official-body .info-module-grid strong,
body.official-body .management-grid h3,
body.official-body .schedule-list strong,
body.official-body .flow-steps strong,
body.official-body .todo-list strong {
  color: var(--black);
}

body.official-body .info-module-grid p,
body.official-body .management-grid p,
body.official-body .schedule-list p,
body.official-body .flow-steps p,
body.official-body .todo-list li,
body.official-body .todo-list span,
body.official-body .progress-steps li {
  color: rgba(17, 19, 18, 0.68);
}

body.official-body .info-module-grid article,
body.official-body .management-grid article,
body.official-body .flow-steps article,
body.official-body .schedule-list article {
  border-color: rgba(17, 19, 18, 0.12);
  background:
    radial-gradient(#111 0.32px, transparent 0.58px),
    rgba(255, 255, 255, 0.74);
  background-size: 12px 12px, 100% 100%;
}

@media (max-width: 1050px) {
  .desktop-nav {
    display: none;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .fact-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-visual {
    right: -28vw;
    top: clamp(300px, 38vh, 380px);
    width: 110vw;
    opacity: 0.42;
  }

  .hero h1 span {
    white-space: normal;
  }

  .intro-layout,
  .course-cards,
  .detail-class-grid,
  .material-center,
  .cta-layout,
  .detail-stats,
  .program-grid,
  .info-module-grid,
  .management-grid,
  .account-hero,
  .account-grid {
    grid-template-columns: 1fr;
  }

  .wide-card {
    grid-column: auto;
  }

  .flow-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .schedule-list article {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .principle-grid {
    grid-template-columns: 1fr;
  }

  .stage-step {
    grid-template-columns: 1fr;
    gap: 22px;
    min-height: auto;
    padding: 44px 0;
  }

  .pathway-board::before,
  .stage-step::after {
    display: none;
  }

  .stage-detail {
    padding-left: 0;
    border-left: 0;
  }

  .info-grid,
  .info-section,
  .info-list ul {
    grid-template-columns: 1fr;
  }

  .info-list ul.competition-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .info-grid article,
  .info-grid article:last-child {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 16px 20px;
  }

  .brand {
    width: 154px;
    height: 46px;
  }

  .hero-grid {
    padding: 116px 24px 84px;
    min-height: 92dvh;
  }

  .hero h1 {
    font-size: 34px;
  }

  .hero h1 span {
    white-space: nowrap;
  }

  .hero p {
    font-size: 16px;
  }

  .hero-actions {
    align-items: stretch;
  }

  .hero-actions .solid-button,
  .hero-actions .outline-button {
    width: 100%;
  }

  .hero .outline-button {
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
  }

  .hero-visual {
    right: -76vw;
    top: 50vh;
    width: 170vw;
    opacity: 0.32;
  }

  .fact-strip {
    grid-template-columns: 1fr;
  }

  .section-shell {
    padding-left: 24px;
    padding-right: 24px;
  }

  .section-copy h2,
  .pathway-heading h2,
  .courses-heading h2,
  .cta-copy h2 {
    font-size: 40px;
  }

  .pathway-board {
    gap: 16px;
  }

  .stage-number {
    font-size: 104px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .location-grid {
    grid-template-columns: 1fr;
  }

  .code-field,
  .profile-card dl,
  .material-status li,
  .account-materials li {
    grid-template-columns: 1fr;
  }

  .material-status li em,
  .account-materials li em {
    text-align: left;
  }

  .site-footer {
    display: grid;
  }

  .flow-steps {
    grid-template-columns: 1fr;
  }

  .info-list ul.competition-matrix {
    grid-template-columns: 1fr;
  }

  .course-hero h1 {
    font-size: 44px;
  }

  .account-page {
    padding-left: 24px;
    padding-right: 24px;
  }

  .account-hero h1 {
    font-size: 46px;
  }

  .info-hero,
  .info-section {
    padding-left: 22px;
    padding-right: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Invention conference hand-drawn visual system */
:root {
  --paper: #fbf7ea;
  --paper-2: #f2ecdc;
  --paper-3: #fffdf5;
  --pencil: #20221e;
  --graph: rgba(63, 112, 139, 0.16);
  --sketch-line: rgba(32, 34, 30, 0.34);
  --sketch-soft: rgba(32, 34, 30, 0.09);
}

body {
  background:
    radial-gradient(circle at 14% 12%, rgba(121, 223, 79, 0.08), transparent 28%),
    linear-gradient(180deg, var(--paper) 0%, #f6f0df 100%);
  color: var(--pencil);
}

body::before {
  z-index: 0;
  background:
    linear-gradient(var(--graph) 1px, transparent 1px),
    linear-gradient(90deg, var(--graph) 1px, transparent 1px),
    radial-gradient(rgba(32, 34, 30, 0.14) 0.7px, transparent 0.8px);
  background-size: 42px 42px, 42px 42px, 10px 10px;
  opacity: 0.55;
  mix-blend-mode: multiply;
}

.site-header,
.site-header.header-collapsed,
.official-header,
.official-header.header-collapsed {
  color: var(--pencil);
  background:
    linear-gradient(180deg, rgba(251, 247, 234, 0.96), rgba(251, 247, 234, 0.76));
  border-bottom: 1.5px solid rgba(32, 34, 30, 0.16);
  box-shadow: 0 14px 34px rgba(48, 44, 34, 0.07);
  backdrop-filter: blur(12px);
}

.desktop-nav,
.official-header .desktop-nav {
  color: rgba(32, 34, 30, 0.74);
}

.desktop-nav a::after,
.desktop-nav button::after {
  height: 3px;
  background: var(--green);
  border-radius: 999px;
}

.header-actions .ghost-button,
.official-header .ghost-button {
  color: var(--paper-3);
  background: var(--pencil);
  border: 1.5px solid var(--pencil);
  box-shadow: 4px 5px 0 rgba(32, 34, 30, 0.13);
}

.solid-button,
.outline-button,
.ghost-button,
.upload-button {
  border-radius: 8px;
}

.solid-button {
  background: #a7ee63;
  border: 2px solid var(--pencil);
  color: #071006;
  box-shadow: 5px 6px 0 rgba(32, 34, 30, 0.13);
}

.solid-button:hover,
.solid-button:focus-visible,
.outline-button:hover,
.outline-button:focus-visible,
.ghost-button:hover,
.ghost-button:focus-visible {
  box-shadow: 3px 4px 0 rgba(32, 34, 30, 0.18);
}

.outline-button,
body.official-body .outline-button,
body.official-body .course-hero-actions .outline-button,
body.official-body .info-actions .outline-button,
body.official-body .account-card .outline-button,
.material-center .outline-button {
  color: var(--pencil);
  background: rgba(255, 253, 245, 0.76);
  border: 1.5px solid rgba(32, 34, 30, 0.42);
  border-bottom-width: 2px;
  box-shadow: 3px 4px 0 rgba(32, 34, 30, 0.08);
}

.hero {
  color: var(--pencil);
  --assembly-progress: 0;
  background:
    radial-gradient(circle at 80% 30%, rgba(121, 223, 79, 0.13), transparent 26%),
    radial-gradient(circle at 12% 76%, rgba(65, 114, 139, 0.08), transparent 30%),
    linear-gradient(120deg, rgba(252, 248, 237, 0.98), rgba(244, 237, 219, 0.94));
}

.hero::before {
  background:
    repeating-linear-gradient(104deg, rgba(94, 87, 68, 0.045) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(8deg, rgba(255, 255, 255, 0.28) 0 2px, transparent 2px 46px),
    radial-gradient(rgba(32, 34, 30, 0.13) 0.52px, transparent 0.72px),
    radial-gradient(circle at 36% 34%, rgba(255, 255, 255, 0.42), transparent 26%);
  background-size: 100% 100%, 100% 100%, 12px 12px, 100% 100%;
  opacity: 0.74;
}

.hero::after {
  background:
    linear-gradient(90deg, rgba(252, 248, 237, 0.98) 0%, rgba(252, 248, 237, 0.78) 30%, rgba(252, 248, 237, 0.06) 72%),
    radial-gradient(ellipse at 70% 50%, rgba(255, 255, 255, 0.24), transparent 42%),
    linear-gradient(180deg, transparent 76%, rgba(252, 248, 237, 0.96) 100%);
}

.hero-visual {
  position: absolute;
  z-index: 1;
  right: clamp(-240px, -10vw, -70px);
  top: clamp(118px, 14vh, 158px);
  width: min(72vw, 1180px);
  opacity: 0.95;
  pointer-events: none;
  mix-blend-mode: multiply;
  transform: perspective(1400px) translate3d(calc(var(--assembly-progress, var(--hand-progress, 0)) * -18px), calc(var(--assembly-progress, var(--hand-progress, 0)) * -10px), 0) rotate(-1.5deg);
  transform-origin: 58% 48%;
}

.hero-visual img,
.hero-sketch-base {
  display: block;
  width: 100%;
  height: auto;
  filter: saturate(0.92) contrast(1.04);
}

.hero-sketch-base {
  position: relative;
  z-index: 1;
  opacity: calc(0.72 + var(--assembly-progress, 0) * 0.2);
}

.hero-paper-film {
  position: absolute;
  inset: 5% 2% 7% 4%;
  z-index: 0;
  border: 1px solid rgba(32, 34, 30, 0.14);
  background:
    repeating-linear-gradient(100deg, rgba(37, 37, 28, 0.045) 0 1px, transparent 1px 16px),
    radial-gradient(circle at 18% 22%, rgba(255, 255, 255, 0.4), transparent 18%),
    rgba(255, 253, 245, 0.36);
  box-shadow: 0 18px 80px rgba(60, 53, 36, 0.1);
}

.hero-assembly,
.assembly-piece {
  position: absolute;
  inset: 0;
}

.hero-assembly {
  z-index: 2;
  perspective: 1300px;
}

.assembly-piece {
  background-image: url("assets/invention-hero-exploded-clean.png");
  background-repeat: no-repeat;
  background-size: 100% auto;
  opacity: 0;
  mix-blend-mode: multiply;
  filter: blur(1px) contrast(1.16);
  transform-origin: 60% 48%;
  will-change: transform, opacity, filter;
}

.piece-core,
.piece-gears {
  display: none;
}

.piece-shell {
  clip-path: polygon(39% 42%, 49% 35%, 59% 38%, 61% 54%, 51% 61%, 40% 57%);
  transform-origin: 50% 49%;
}

.piece-core {
  clip-path: polygon(50% 31%, 66% 28%, 76% 36%, 74% 55%, 58% 59%, 49% 48%);
  transform-origin: 64% 43%;
}

.piece-frame {
  clip-path: polygon(64% 23%, 83% 23%, 88% 45%, 78% 65%, 61% 60%, 58% 39%);
  transform-origin: 73% 43%;
}

.piece-gears {
  clip-path: polygon(55% 45%, 75% 42%, 82% 62%, 67% 75%, 50% 67%);
  transform-origin: 66% 58%;
}

.piece-tools {
  clip-path: polygon(72% 11%, 98% 8%, 100% 37%, 76% 43%, 66% 28%);
  transform-origin: 84% 24%;
}

.hero-grid {
  grid-template-columns: minmax(420px, 0.68fr) minmax(360px, 1fr);
  place-items: start;
  align-items: center;
  padding: clamp(130px, 15vh, 168px) clamp(40px, 6vw, 92px) 96px;
  text-align: left;
}

.hero-copy {
  width: min(690px, 100%);
  justify-items: start;
  text-align: left;
}

.hero h1 {
  max-width: 690px;
  font-size: clamp(52px, 5.25vw, 94px);
  text-align: left;
  text-shadow: none;
}

.hero p {
  margin-left: 0;
  max-width: 620px;
  color: rgba(32, 34, 30, 0.74);
  font-weight: 700;
}

.hero-actions,
.hero-actions:has(> :only-child) {
  justify-content: flex-start;
}

.hero .solid-button {
  min-width: 224px;
  min-height: 66px;
  font-size: 18px;
}

.fact-strip {
  color: var(--pencil);
  background:
    linear-gradient(var(--graph) 1px, transparent 1px),
    linear-gradient(90deg, var(--graph) 1px, transparent 1px),
    rgba(255, 253, 245, 0.82);
  background-size: 34px 34px, 34px 34px, 100% 100%;
  border-top: 2px solid rgba(32, 34, 30, 0.42);
  border-bottom: 2px solid rgba(32, 34, 30, 0.42);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
}

.fact-strip div {
  border-right: 1.5px solid rgba(32, 34, 30, 0.2);
  background: rgba(255, 253, 245, 0.36);
}

.fact-strip strong {
  color: var(--pencil);
}

.fact-copy span,
.fact-strip .fact-copy > span {
  color: rgba(32, 34, 30, 0.64);
}

.fact-icon {
  border: 1.7px solid var(--pencil);
  background: rgba(255, 253, 245, 0.72);
  box-shadow: 3px 3px 0 rgba(32, 34, 30, 0.11);
}

.fact-icon.is-dark {
  color: var(--paper-3);
  background: var(--pencil);
}

.fact-icon.is-green {
  color: #081207;
  background: var(--green);
}

body:not(.official-body) .intro-section,
body:not(.official-body) .pathway-section,
body:not(.official-body) .courses-section,
body:not(.official-body) .cta-section,
body.official-body,
body.official-body .official-page,
body.official-body .course-page,
body.official-body .account-page,
.official-page,
.course-page,
.account-page {
  color: var(--pencil);
  background:
    linear-gradient(var(--graph) 1px, transparent 1px),
    linear-gradient(90deg, var(--graph) 1px, transparent 1px),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  background-size: 42px 42px, 42px 42px, 100% 100%;
}

.section-label,
.course-tag,
.info-hero p,
.course-hero p,
.account-hero p,
.info-grid span,
.detail-stats span,
.flow-steps span,
.schedule-list span,
.program-grid span,
.material-center .card-index {
  color: var(--green-deep);
  letter-spacing: 0;
}

.section-copy h2,
.pathway-heading h2,
.courses-heading h2,
.cta-copy h2,
.info-hero h1,
.course-hero h1,
.account-hero h1,
.info-grid h2,
.info-grid h3,
.info-section h2,
.course-section-heading h2,
.program-grid h3,
.detail-class-grid h3,
.flow-steps strong,
.schedule-list h3,
.management-grid h3,
.detail-stats strong,
.account-card h2,
body:not(.official-body) .award-line strong,
body:not(.official-body) .course-card h3,
body:not(.official-body) .course-metric strong,
body:not(.official-body) .stage-detail h3 {
  color: var(--pencil);
}

body:not(.official-body) .section-copy p,
body:not(.official-body) .pathway-heading p,
body:not(.official-body) .courses-heading p,
body:not(.official-body) .cta-copy p,
body:not(.official-body) .principle-grid p,
body:not(.official-body) .stage-detail p,
body:not(.official-body) .stage-detail li,
body:not(.official-body) .course-card li,
body:not(.official-body) .course-metric span,
.info-hero span,
.course-hero span,
.account-hero span,
.info-grid p,
.info-list p,
.info-list li,
.detail-stats p,
.course-section-heading p,
.program-grid p,
.detail-class-grid p,
.flow-steps p,
.schedule-list p,
.management-grid p,
.account-card p,
.progress-steps,
.profile-card dd,
.account-materials li,
.material-status li {
  color: rgba(32, 34, 30, 0.68);
}

.info-hero {
  width: min(100%, 1180px);
}

.info-hero h1 {
  max-width: 1080px;
  font-size: clamp(46px, 4.8vw, 70px);
  word-break: keep-all;
  overflow-wrap: normal;
}

body:not(.official-body) .principle-grid article,
body:not(.official-body) .stage-step,
body:not(.official-body) .course-card,
.info-grid article,
.detail-stats article,
.info-section,
.course-section,
.program-grid article,
.detail-class-grid article,
.flow-steps article,
.schedule-list article,
.management-grid article,
.material-center article,
.material-status,
.account-card,
.assessment-panel div,
.resource-links span,
.info-list .competition-matrix li {
  border: 1.7px solid rgba(32, 34, 30, 0.42);
  background:
    radial-gradient(rgba(32, 34, 30, 0.15) 0.46px, transparent 0.64px),
    rgba(255, 253, 245, 0.78);
  background-size: 13px 13px, 100% 100%;
  box-shadow: 5px 6px 0 rgba(32, 34, 30, 0.08);
}

body:not(.official-body) .pathway-board {
  gap: 14px;
  background: transparent;
  border: 0;
}

body:not(.official-body) .stage-step {
  min-height: 390px;
}

body:not(.official-body) .stage-number {
  color: transparent;
  -webkit-text-stroke: 1.8px var(--pencil);
  text-shadow: 3px 3px 0 rgba(121, 223, 79, 0.18);
}

body:not(.official-body) .course-card.featured {
  border-color: var(--pencil);
  background:
    radial-gradient(rgba(32, 34, 30, 0.12) 0.46px, transparent 0.64px),
    linear-gradient(180deg, rgba(251, 255, 244, 0.92), rgba(255, 253, 245, 0.82));
  box-shadow: 5px 6px 0 rgba(121, 223, 79, 0.28);
}

body:not(.official-body) .course-footer .solid-button {
  background: var(--pencil);
  color: var(--paper-3);
  border-color: var(--pencil);
}

.award-line {
  border-left: 4px solid var(--green);
  background: rgba(255, 253, 245, 0.52);
  padding: 12px 16px;
}

.matrix-icon svg,
.card-icon svg,
.principle-grid svg {
  stroke-width: 1.9;
}

.cta-section {
  border-top: 2px solid rgba(32, 34, 30, 0.24);
}

.assessment-panel div span {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--pencil);
}

.assessment-panel div strong {
  color: var(--pencil);
}

.site-footer {
  color: rgba(32, 34, 30, 0.66);
  background:
    linear-gradient(var(--graph) 1px, transparent 1px),
    linear-gradient(90deg, var(--graph) 1px, transparent 1px),
    var(--paper-2);
  background-size: 42px 42px, 42px 42px, 100% 100%;
  border-top: 2px solid rgba(32, 34, 30, 0.28);
}

.lead-dialog,
.login-dialog,
.wechat-dialog {
  color: var(--pencil);
}

.lead-form,
.login-form,
.wechat-card,
.admin-drawer {
  background:
    linear-gradient(var(--graph) 1px, transparent 1px),
    linear-gradient(90deg, var(--graph) 1px, transparent 1px),
    var(--paper-3);
  background-size: 36px 36px, 36px 36px, 100% 100%;
  border: 2px solid rgba(32, 34, 30, 0.5);
  box-shadow: 8px 10px 0 rgba(32, 34, 30, 0.13);
}

@media (max-width: 1050px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    right: -28vw;
    top: clamp(300px, 38vh, 380px);
    width: 112vw;
    opacity: 0.44;
  }
}

@media (max-width: 720px) {
  .hero-grid {
    padding: 124px 24px 86px;
    min-height: 94dvh;
  }

  .hero-copy,
  .hero h1 {
    text-align: left;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero h1 span {
    white-space: normal;
  }

  .hero-actions,
  .hero-actions:has(> :only-child) {
    justify-content: stretch;
    width: 100%;
  }

  .hero .solid-button {
    width: 100%;
  }

  .hero-visual {
    right: -86vw;
    top: 48vh;
    width: 190vw;
    opacity: 0.28;
  }

  body:not(.official-body) .pathway-board {
    grid-template-columns: 1fr;
  }

  body:not(.official-body) .stage-step {
    min-height: auto;
  }

  body:not(.official-body) .stage-detail {
    grid-template-rows: auto auto auto;
  }
}

/* Centered full-bleed hero composition */
.hero {
  min-height: clamp(1080px, 118dvh, 1280px);
  display: grid;
  align-items: start;
  overflow: hidden;
}

.hero::after {
  background:
    linear-gradient(180deg, rgba(252, 248, 237, 0.98) 0%, rgba(252, 248, 237, 0.88) 34%, rgba(252, 248, 237, 0.14) 64%, rgba(252, 248, 237, 0.96) 100%),
    radial-gradient(ellipse at 50% 66%, rgba(121, 223, 79, 0.12), transparent 42%);
}

.hero-grid {
  z-index: 4;
  grid-template-columns: 1fr;
  place-items: start center;
  min-height: auto;
  padding: clamp(120px, 14vh, 152px) clamp(28px, 6vw, 92px) 0;
  text-align: center;
}

.hero-copy {
  width: min(980px, 100%);
  justify-items: center;
  text-align: center;
}

.hero h1 {
  max-width: 1050px;
  font-size: clamp(54px, 5vw, 88px);
  text-align: center;
}

.hero p {
  margin: 18px auto 0;
  max-width: 760px;
  text-align: center;
}

.hero-actions,
.hero-actions:has(> :only-child) {
  width: 100%;
  justify-content: center;
}

.hero .solid-button {
  min-width: 238px;
  min-height: 64px;
  font-size: clamp(18px, 1.16vw, 22px);
}

.hero-visual {
  left: 50%;
  right: auto;
  top: clamp(330px, 38vh, 400px);
  width: min(100vw, 1450px);
  opacity: 0.98;
  transform: perspective(1400px) translate3d(calc(-50% + var(--assembly-progress, var(--hand-progress, 0)) * -28px), calc(var(--assembly-progress, var(--hand-progress, 0)) * -118px), 0) scale(calc(0.94 + var(--assembly-progress, var(--hand-progress, 0)) * 0.095)) rotate(-0.45deg);
  transform-origin: 50% 48%;
  will-change: transform;
}

.hero-sketch-base {
  opacity: 0.96;
  filter: saturate(0) contrast(1.28);
}

.hero-paper-film {
  display: none;
}

.piece-shell {
  clip-path: polygon(22% 54%, 39% 44%, 47% 50%, 42% 70%, 25% 72%);
  transform-origin: 32% 61%;
}

.piece-core {
  clip-path: polygon(40% 36%, 55% 34%, 63% 48%, 58% 68%, 42% 66%, 36% 50%);
  transform-origin: 50% 52%;
}

.piece-frame {
  clip-path: polygon(58% 30%, 81% 28%, 86% 54%, 74% 75%, 58% 70%, 52% 45%);
  transform-origin: 70% 52%;
}

.piece-gears {
  clip-path: polygon(66% 54%, 83% 48%, 90% 64%, 78% 79%, 63% 74%);
  transform-origin: 76% 63%;
}

.piece-tools {
  clip-path: polygon(82% 14%, 100% 12%, 100% 40%, 83% 45%, 73% 28%);
  transform-origin: 88% 26%;
}

@media (max-width: 1050px) {
  .hero-grid {
    padding-top: clamp(116px, 13vh, 146px);
  }

  .hero-visual {
    left: 50%;
    right: auto;
    top: clamp(360px, 42vh, 440px);
    width: min(126vw, 1180px);
    opacity: 0.82;
    transform: perspective(1200px) translate3d(calc(-50% + var(--assembly-progress, var(--hand-progress, 0)) * -20px), calc(var(--assembly-progress, var(--hand-progress, 0)) * -86px), 0) scale(calc(0.94 + var(--assembly-progress, var(--hand-progress, 0)) * 0.08)) rotate(-0.45deg);
  }

  .hero h1 span {
    white-space: normal;
  }
}

@media (max-width: 720px) {
  .hero-grid {
    padding: 112px 24px 0;
    width: 100vw;
    max-width: 100vw;
    box-sizing: border-box;
    overflow-x: hidden;
  }

  .hero-copy,
  .hero h1 {
    text-align: center;
  }

  .hero-copy {
    width: 100%;
    overflow-x: hidden;
  }

  .hero h1 {
    max-width: 100%;
    font-size: clamp(30px, 8.2vw, 34px);
    line-height: 1.15;
  }

  .hero p {
    width: min(100%, 330px);
    max-width: 100%;
    text-align: center;
    font-size: 15px;
    word-break: normal;
    overflow-wrap: anywhere;
  }

  .hero-actions,
  .hero-actions:has(> :only-child) {
    justify-content: center;
    width: 100%;
    max-width: 100%;
  }

  .hero .solid-button {
    width: min(100%, 320px);
  }

  .hero-visual {
    left: 50%;
    right: auto;
    top: clamp(500px, 61vh, 560px);
    width: 270vw;
    opacity: 0.5;
  }
}

/* Text wrapping polish */
.hero h1,
.info-hero h1,
.course-hero h1,
.account-hero h1,
.section-copy h2,
.pathway-heading h2,
.courses-heading h2,
.cta-copy h2,
.course-section-heading h2,
.info-section h2 {
  word-break: keep-all;
  overflow-wrap: normal;
  text-wrap: balance;
}

.hero h1 span,
.info-hero h1 span,
.course-hero h1 span,
.cta-copy h2 span,
.section-copy h2 span,
.info-section h2 span {
  display: block;
}

.mobile-title-line {
  display: none !important;
}

.info-hero h1 span,
.course-hero h1 span {
  white-space: nowrap;
}

.info-section {
  grid-template-columns: minmax(280px, 0.34fr) minmax(0, 1fr);
}

.info-section h2 {
  max-width: 420px;
  font-size: clamp(36px, 3.25vw, 56px);
  line-height: 1.12;
}

.hero p,
.info-hero span,
.course-hero span,
.account-hero span,
.section-copy p,
.pathway-heading p,
.courses-heading p,
.cta-copy p,
.course-section-heading p,
.info-list p {
  line-break: loose;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.info-hero {
  width: min(100%, 1260px);
}

.info-hero span {
  max-width: 960px;
}

.course-hero span {
  max-width: 920px;
}

.info-hero h1 span,
.course-hero h1 span {
  max-width: none;
  margin-top: 0;
  color: inherit;
  font-size: inherit;
  line-height: inherit;
}

.info-hero > span,
.course-hero > span {
  max-width: 960px;
}

.cta-copy h2 {
  max-width: 860px;
  font-size: clamp(38px, 3.8vw, 62px);
}

.cta-copy h2 span {
  white-space: nowrap;
}

@media (max-width: 900px) {
  .hero-grid {
    width: 100vw;
    max-width: 100vw;
    box-sizing: border-box;
    overflow-x: hidden;
  }

  .hero-copy {
    width: 100%;
    overflow-x: hidden;
    justify-items: center;
    text-align: center;
  }

  .hero p {
    width: min(100%, 330px);
    max-width: 100%;
    text-align: center;
    word-break: normal;
    overflow-wrap: anywhere;
  }

  .hero-actions,
  .hero-actions:has(> :only-child) {
    width: 100%;
    max-width: 100%;
    justify-content: center;
  }

  .hero .solid-button {
    width: min(100%, 320px);
  }

  .info-hero h1 span,
  .course-hero h1 span,
  .cta-copy h2 span,
  .section-copy h2 span {
    white-space: normal;
  }

  .desktop-title-line {
    display: none !important;
  }

  .mobile-title-line {
    display: block !important;
  }
}

@media (max-width: 720px) {
  .hero h1,
  .info-hero h1,
  .course-hero h1,
  .account-hero h1,
  .section-copy h2,
  .pathway-heading h2,
  .courses-heading h2,
  .cta-copy h2,
  .course-section-heading h2,
  .info-section h2 {
    text-wrap: balance;
    word-break: keep-all;
    overflow-wrap: break-word;
  }

  .hero h1 span {
    white-space: normal;
  }

  .cta-copy h2 {
    font-size: 36px;
  }
}

/* Lighter inner pages: keep small paper cards, remove oversized white boards */
.info-section,
.course-section {
  border: 0;
  background: transparent;
  box-shadow: none;
}

.info-section {
  padding-top: clamp(54px, 6vw, 78px);
  padding-bottom: clamp(54px, 6vw, 78px);
}

.course-section {
  padding-top: clamp(70px, 7vw, 104px);
  padding-bottom: clamp(70px, 7vw, 104px);
}

.info-section > .info-list {
  padding-top: 0;
}

.info-section > .info-list > p {
  width: min(100%, 720px);
  margin: 0 0 14px;
  padding: 18px 22px;
  border: 1.7px solid rgba(32, 34, 30, 0.42);
  background:
    radial-gradient(rgba(32, 34, 30, 0.12) 0.42px, transparent 0.64px),
    rgba(255, 253, 245, 0.76);
  background-size: 12px 12px, 100% 100%;
  box-shadow: 4px 5px 0 rgba(32, 34, 30, 0.07);
}

.course-section-heading {
  margin-bottom: clamp(30px, 4vw, 52px);
}

.program-grid article,
.detail-class-grid article,
.flow-steps article,
.schedule-list article,
.management-grid article,
.material-center article,
.info-module-grid article {
  background:
    radial-gradient(rgba(32, 34, 30, 0.12) 0.42px, transparent 0.64px),
    rgba(255, 253, 245, 0.78);
  background-size: 12px 12px, 100% 100%;
}

/* Hero exploded assembly: clean SVG parts driven by scroll */
.hero {
  min-height: clamp(940px, 104dvh, 1120px);
}

.hero-visual.hero-exploded-visual {
  left: 50%;
  right: auto;
  top: clamp(500px, 52vh, 560px);
  width: min(92vw, 1500px);
  opacity: 1;
  mix-blend-mode: multiply;
  transform: translate3d(-50%, calc(var(--assembly-progress, 0) * -28px), 0);
  transform-origin: 50% 50%;
  will-change: transform;
}

.hero-assembly-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.hero-assembly-svg .assembly-soft-paper {
  fill: rgba(255, 253, 245, 0.2);
  stroke: rgba(32, 34, 30, 0.08);
  stroke-width: 1.2;
}

.hero-assembly-svg #microDots circle {
  fill: rgba(32, 34, 30, 0.12);
}

.hero-assembly-svg .assembly-axis {
  stroke: rgba(32, 34, 30, 0.22);
  stroke-width: 1.4;
  stroke-dasharray: 10 16;
}

.hero-assembly-svg .assembly-part {
  fill: none;
  stroke: var(--pencil);
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
  transition: opacity 180ms ease;
}

.hero-assembly-svg .assembly-part path,
.hero-assembly-svg .assembly-part rect,
.hero-assembly-svg .assembly-part circle {
  vector-effect: non-scaling-stroke;
}

.hero-assembly-svg .assembly-part circle,
.hero-assembly-svg .assembly-part rect {
  fill: rgba(255, 253, 245, 0.18);
}

.hero-assembly-svg .part-clear-cover,
.hero-assembly-svg .part-gasket {
  stroke-width: 3;
  opacity: 0.92;
}

.hero-assembly-svg .part-board,
.hero-assembly-svg .part-gear,
.hero-assembly-svg .part-front-plate {
  stroke-width: 2.8;
}

.hero-assembly-svg .part-screws-left {
  stroke-width: 2.6;
}

@media (max-width: 1050px) {
  .hero {
    min-height: clamp(900px, 104dvh, 1040px);
  }

  .hero-visual.hero-exploded-visual {
    top: clamp(510px, 56vh, 590px);
    width: min(128vw, 1180px);
    opacity: 0.88;
  }
}

@media (max-width: 720px) {
  .hero {
    min-height: 930px;
  }

  .hero-visual.hero-exploded-visual {
    top: 520px;
    width: 230vw;
    opacity: 0.62;
    transform: translate3d(-50%, calc(var(--assembly-progress, 0) * -18px), 0);
  }
}

/* Liquid bubble redesign: clean vapor-glass poster system */
:root {
  --liquid-paper: #f5f5f1;
  --liquid-paper-cool: #e6ebeb;
  --liquid-ink: #0b0d0c;
  --liquid-muted: rgba(11, 13, 12, 0.62);
  --liquid-line: rgba(11, 13, 12, 0.14);
  --liquid-glass: rgba(255, 255, 255, 0.46);
}

body,
body.official-body {
  color: var(--liquid-ink);
  background:
    radial-gradient(circle at 15% 8%, rgba(121, 223, 79, 0.13), transparent 23%),
    radial-gradient(circle at 88% 14%, rgba(185, 199, 201, 0.5), transparent 28%),
    linear-gradient(180deg, #fbfbf8 0%, var(--liquid-paper) 42%, var(--liquid-paper-cool) 100%);
}

body::before {
  z-index: 0;
  background:
    radial-gradient(circle at 28% 24%, rgba(255, 255, 255, 0.72) 0 1px, transparent 1.4px),
    radial-gradient(circle at 72% 70%, rgba(0, 0, 0, 0.055) 0 0.8px, transparent 1.2px),
    linear-gradient(90deg, transparent 0 96%, rgba(15, 17, 16, 0.08) 96% 96.3%, transparent 96.3%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.46), transparent 48%, rgba(185, 199, 201, 0.2));
  background-size: 28px 28px, 34px 34px, 100% 100%, 100% 100%;
  opacity: 0.72;
  mix-blend-mode: multiply;
}

.cursor-glow {
  display: none;
}

.site-header,
.site-header.header-collapsed,
.official-header,
.official-header.header-collapsed {
  color: var(--liquid-ink);
  border-bottom: 1px solid rgba(11, 13, 12, 0.1);
  background: #fff;
  box-shadow: 0 18px 60px rgba(20, 24, 22, 0.08);
  backdrop-filter: blur(20px) saturate(1.15);
}

.desktop-nav a,
.official-body .desktop-nav a {
  color: rgba(11, 13, 12, 0.66);
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible,
.desktop-nav a.is-active,
.official-body .desktop-nav a.is-active {
  color: var(--liquid-ink);
}

.ghost-button,
.official-body .ghost-button {
  color: var(--liquid-paper);
  background: var(--liquid-ink);
  border-color: rgba(11, 13, 12, 0.92);
  box-shadow: 0 10px 26px rgba(11, 13, 12, 0.16);
}

.hero {
  min-height: clamp(850px, 100dvh, 980px);
  color: var(--liquid-ink);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 58%, rgba(121, 223, 79, 0.13), transparent 18%),
    radial-gradient(circle at 50% 68%, rgba(255, 255, 255, 0.9), transparent 28%),
    linear-gradient(180deg, #fbfbf8 0%, #f2f3ee 56%, #e4e9e9 100%);
}

.hero::before {
  background:
    linear-gradient(90deg, rgba(11, 13, 12, 0.14) 0 1px, transparent 1px),
    linear-gradient(180deg, rgba(11, 13, 12, 0.08) 0 1px, transparent 1px);
  background-size: 360px 100%, 100% 250px;
  opacity: 0.26;
  transform: none;
}

.hero::after {
  content: "GLOBAL INVENTION CONVENTION";
  position: absolute;
  left: 50%;
  top: 42%;
  z-index: 0;
  width: min(94vw, 1500px);
  transform: translate(-50%, -50%);
  color: rgba(11, 13, 12, 0.035);
  font-size: clamp(72px, 10vw, 178px);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.9;
  text-align: center;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: min(100%, 1480px);
  min-height: clamp(850px, 100dvh, 980px);
  margin: 0 auto;
  padding: clamp(112px, 13vh, 144px) 28px 0;
  text-align: center;
  pointer-events: none;
}

.hero-copy {
  width: min(1160px, 100%);
  display: grid;
  justify-items: center;
  text-align: center;
  pointer-events: auto;
}

.hero h1 {
  max-width: 1120px;
  margin: 0 auto;
  color: var(--liquid-ink);
  font-size: clamp(70px, 5.55vw, 98px);
  line-height: 0.9;
  letter-spacing: 0;
  text-align: center;
  text-wrap: balance;
  text-shadow: 0 18px 55px rgba(255, 255, 255, 0.72);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  width: auto;
  margin: 0 auto 28px;
  color: #78c94f;
  font-size: clamp(18px, 1.45vw, 24px);
  font-weight: 900;
  line-height: 1;
  text-align: center;
  text-shadow: 0 10px 28px rgba(121, 223, 79, 0.28);
}

.hero-kicker span {
  display: inline-block;
  color: #77c94f;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 46px;
  font-weight: 700;
  line-height: 0.7;
  transform: scaleX(0.56) rotate(-13deg);
  opacity: 0.86;
}

.hero-kicker span:last-child {
  transform: scaleX(0.56) rotate(13deg);
}

.hero h1 span {
  display: block;
}

.hero-subline,
.hero p {
  width: min(100%, 980px);
  max-width: 980px;
  margin: 24px auto 0;
  color: rgba(11, 13, 12, 0.68);
  font-size: clamp(17px, 1.12vw, 22px);
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
}

.hero-actions,
.hero-actions:has(> :only-child) {
  justify-content: center;
  margin-top: 34px;
}

.hero .solid-button {
  color: var(--liquid-ink);
  border: 2px solid rgba(11, 13, 12, 0.9);
  background:
    linear-gradient(180deg, rgba(184, 236, 117, 0.98), rgba(130, 219, 82, 0.98));
  box-shadow: 0 12px 0 rgba(11, 13, 12, 0.14), 0 24px 62px rgba(121, 223, 79, 0.28);
  min-width: 252px;
  min-height: 72px;
  border-radius: 999px;
  font-size: 24px;
}

.hero .solid-button:hover,
.hero .solid-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 0 rgba(11, 13, 12, 0.12), 0 30px 70px rgba(121, 223, 79, 0.35);
}

.hero .button-icon {
  color: #a5eb70;
  background: #020302;
}

.hero-exploded-visual {
  display: none !important;
}

.hero-visual.liquid-hero-visual {
  position: absolute;
  left: 50%;
  right: auto;
  top: 90px;
  z-index: 2;
  width: min(100vw, 1720px);
  height: clamp(710px, 88dvh, 860px);
  opacity: 1;
  overflow: visible;
  mix-blend-mode: normal;
  transform: translate3d(-50%, calc(var(--liquid-progress, 0) * -20px), 0);
  transform-origin: 50% 50%;
  pointer-events: none;
  will-change: transform;
}

.liquid-typeback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.liquid-typeback span {
  position: absolute;
  color: rgba(11, 13, 12, 0.12);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.86;
  white-space: nowrap;
  text-transform: uppercase;
  mix-blend-mode: multiply;
}

.liquid-typeback span:nth-child(1) {
  left: -2%;
  top: 43%;
  font-size: clamp(140px, 18vw, 315px);
}

.liquid-typeback span:nth-child(2) {
  right: 4%;
  top: 42%;
  font-size: clamp(136px, 17vw, 300px);
}

.liquid-typeback span:nth-child(3) {
  left: 2%;
  bottom: -7%;
  color: rgba(11, 13, 12, 0.08);
  font-size: clamp(130px, 17vw, 286px);
}

.liquid-typeback span:nth-child(4) {
  right: 0;
  bottom: -8%;
  color: rgba(11, 13, 12, 0.11);
  font-size: clamp(132px, 17vw, 292px);
}

.liquid-bubble {
  position: absolute;
  left: var(--x, 50%);
  top: var(--y, 50%);
  width: var(--s, 220px);
  aspect-ratio: var(--ratio, 1 / 0.86);
  border: 1px solid rgba(2, 3, 2, 0.26);
  border-radius: var(--shape, 48% 52% 46% 54% / 44% 48% 52% 56%);
  background:
    radial-gradient(ellipse at 28% 18%, rgba(255, 255, 255, 0.98) 0 11%, rgba(255, 255, 255, 0.38) 18%, transparent 31%),
    radial-gradient(ellipse at 74% 78%, rgba(255, 255, 255, 0.74) 0 18%, transparent 38%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.68), rgba(201, 210, 210, 0.16) 46%, rgba(255, 255, 255, 0.36));
  box-shadow:
    inset 12px 16px 34px rgba(255, 255, 255, 0.86),
    inset -18px -18px 30px rgba(0, 0, 0, 0.24),
    inset 0 0 0 2px rgba(255, 255, 255, 0.34),
    0 30px 72px rgba(11, 13, 12, 0.14);
  transform: translate3d(calc(-50% + var(--bubble-x, 0px)), calc(-50% + var(--bubble-y, 0px)), 0) rotate(var(--r, 0deg));
  transform-origin: center;
  backdrop-filter: blur(9px) saturate(1.45);
  filter: drop-shadow(0 12px 20px rgba(11, 13, 12, 0.12));
  will-change: transform;
  animation: liquid-breathe var(--speed, 8s) ease-in-out infinite;
}

.liquid-bubble::before,
.liquid-bubble::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
}

.liquid-bubble::before {
  background:
    radial-gradient(ellipse at 34% 22%, rgba(255, 255, 255, 0.98) 0 10%, transparent 22%),
    radial-gradient(ellipse at 56% 86%, rgba(255, 255, 255, 0.72) 0 9%, transparent 20%),
    linear-gradient(110deg, transparent 0 34%, rgba(255, 255, 255, 0.46) 38% 45%, transparent 54% 100%);
  opacity: 0.86;
  mix-blend-mode: screen;
}

.liquid-bubble::after {
  inset: 5% 4% 4% 5%;
  border: 2px solid rgba(0, 0, 0, 0.22);
  border-left-width: 5px;
  border-bottom-width: 4px;
  background:
    radial-gradient(ellipse at 18% 26%, rgba(0, 0, 0, 0.58), transparent 18%),
    radial-gradient(ellipse at 88% 72%, rgba(0, 0, 0, 0.32), transparent 16%);
  opacity: 0.5;
  mix-blend-mode: multiply;
  filter: blur(0.25px);
}

.bubble-main {
  --x: 50%;
  --y: 86%;
  --s: clamp(390px, 38vw, 660px);
  --ratio: 1 / 0.92;
  --r: -4deg;
  --speed: 9s;
  --shape: 47% 53% 41% 59% / 44% 42% 58% 56%;
}

.bubble-a {
  --x: 11%;
  --y: 20%;
  --s: clamp(150px, 14vw, 270px);
  --r: 12deg;
  --speed: 7s;
}

.bubble-b {
  --x: 83%;
  --y: 20%;
  --s: clamp(136px, 12vw, 220px);
  --ratio: 1 / 0.78;
  --r: 15deg;
  --shape: 42% 58% 50% 50% / 46% 40% 60% 54%;
  --speed: 8.5s;
}

.bubble-c {
  --x: 97%;
  --y: 70%;
  --s: clamp(320px, 26vw, 470px);
  --ratio: 1 / 1.12;
  --r: -18deg;
  --shape: 55% 45% 48% 52% / 39% 50% 50% 61%;
  --speed: 7.8s;
}

.bubble-d {
  --x: 32%;
  --y: 76%;
  --s: clamp(220px, 20vw, 380px);
  --r: -7deg;
  --speed: 7.2s;
}

.bubble-e {
  --x: 5%;
  --y: 62%;
  --s: clamp(54px, 5vw, 92px);
  --r: 8deg;
  --speed: 6.6s;
}

.bubble-f {
  --x: 64%;
  --y: 61%;
  --s: clamp(92px, 8vw, 152px);
  --r: 21deg;
  --speed: 8.8s;
}

.bubble-g {
  --x: 48%;
  --y: 71%;
  --s: clamp(70px, 7vw, 120px);
  --r: -10deg;
  --speed: 7.4s;
}

@keyframes liquid-breathe {
  0%,
  100% {
    margin-top: 0;
  }
  50% {
    margin-top: -10px;
  }
}

.fact-strip {
  position: relative;
  z-index: 6;
  width: min(82vw, 1400px);
  margin: -108px auto 0;
  border-radius: 16px;
  color: var(--liquid-ink);
  border: 1px solid rgba(255, 255, 255, 0.75);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.4)),
    rgba(238, 243, 241, 0.44);
  backdrop-filter: blur(24px) saturate(1.22);
  box-shadow: 0 22px 80px rgba(11, 13, 12, 0.13), inset 0 1px 0 rgba(255, 255, 255, 0.76);
}

.fact-strip div {
  min-height: 106px;
  border-right: 1px solid rgba(11, 13, 12, 0.14);
  background: transparent;
}

.fact-strip div:last-child {
  border-right: 0;
}

.fact-strip strong {
  color: var(--liquid-ink);
}

.fact-strip .fact-copy > span {
  color: rgba(11, 13, 12, 0.58);
}

body:not(.official-body) .intro-section,
body:not(.official-body) .pathway-section,
body:not(.official-body) .courses-section,
body:not(.official-body) .cta-section,
body.official-body,
body.official-body .official-page,
body.official-body .course-page,
body.official-body .account-page,
.official-page,
.course-page,
.account-page {
  color: var(--liquid-ink);
  background:
    radial-gradient(circle at 12% 10%, rgba(121, 223, 79, 0.08), transparent 26%),
    radial-gradient(circle at 86% 18%, rgba(185, 199, 201, 0.36), transparent 28%),
    linear-gradient(180deg, #f8f8f4, #e7eceb);
}

body:not(.official-body) .intro-section::before,
body:not(.official-body) .courses-section::before {
  opacity: 0;
}

body:not(.official-body) .section-copy p,
body:not(.official-body) .pathway-heading p,
body:not(.official-body) .courses-heading p,
body:not(.official-body) .cta-copy p,
body:not(.official-body) .principle-grid p,
body:not(.official-body) .stage-detail p,
body:not(.official-body) .stage-detail li,
body:not(.official-body) .course-card li,
body:not(.official-body) .course-metric span,
.info-list p,
.course-section-heading p,
.program-grid p,
.detail-class-grid p,
.management-grid p,
.flow-steps p,
.schedule-list p,
.material-center p,
.info-module-grid p {
  color: rgba(11, 13, 12, 0.66);
}

body:not(.official-body) .principle-grid article,
body:not(.official-body) .stage-step,
body:not(.official-body) .course-card,
.info-grid article,
.detail-stats article,
.info-section > .info-list > p,
.info-section,
.course-section,
.program-grid article,
.detail-class-grid article,
.flow-steps article,
.schedule-list article,
.management-grid article,
.material-center article,
.info-module-grid article,
.account-card {
  border: 1px solid rgba(11, 13, 12, 0.14);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.34)),
    rgba(255, 255, 255, 0.32);
  box-shadow: 0 28px 76px rgba(11, 13, 12, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px) saturate(1.2);
}

.info-section,
.course-section {
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
}

.cta-section {
  color: var(--liquid-ink);
}

.cta-section .solid-button {
  color: var(--liquid-ink);
}

@media (max-width: 1050px) {
  .hero {
    min-height: 960px;
  }

  .hero-grid {
    min-height: 960px;
    padding-top: 128px;
  }

  .hero-visual.liquid-hero-visual {
    top: 470px;
    width: min(112vw, 1160px);
    height: 430px;
  }
}

@media (max-width: 720px) {
  .hero {
    min-height: 860px;
  }

  .hero-grid {
    min-height: 860px;
    padding: 112px 20px 0;
  }

  .hero h1 {
    font-size: clamp(50px, 15vw, 76px);
    line-height: 0.92;
  }

  .hero-subline,
  .hero p {
    width: min(100%, 350px);
    font-size: 16px;
    line-height: 1.55;
  }

  .hero .solid-button {
    width: min(100%, 312px);
  }

  .hero-visual.liquid-hero-visual {
    top: 450px;
    width: 128vw;
    height: 360px;
    transform: translate3d(-50%, calc(var(--liquid-progress, 0) * -12px), 0);
  }

  .liquid-typeback span:nth-child(1) {
    left: -4%;
    top: 7%;
  }

  .liquid-typeback span:nth-child(2) {
    right: -8%;
    top: 32%;
  }

  .liquid-typeback span:nth-child(3),
  .liquid-typeback span:nth-child(4) {
    opacity: 0.7;
  }

  .bubble-main {
    --s: clamp(260px, 74vw, 360px);
  }

  .bubble-a {
    --x: 16%;
    --y: 30%;
  }

  .bubble-b {
    --x: 78%;
    --y: 24%;
  }

  .bubble-c {
    --x: 90%;
    --y: 58%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .liquid-bubble {
    animation: none;
  }
}

/* Desktop locked hero: use the approved clean liquid poster as the first viewport */
@media (min-width: 901px) {
  .site-header {
    opacity: 1;
    pointer-events: auto;
  }

  .hero {
    min-height: 100dvh;
    background:
      url("assets/liquid-hero-base-small-motion.png") center top / cover no-repeat,
      #f7f7f4;
  }

  .hero::before,
  .hero::after,
  .hero-exploded-visual {
    display: none !important;
  }

  .hero-visual.liquid-hero-visual {
    display: block !important;
    left: 0;
    top: 0;
    z-index: 2;
    width: 100vw;
    height: 100dvh;
    transform: none;
    overflow: hidden;
    opacity: 1;
    pointer-events: none;
    mix-blend-mode: normal;
  }

  .hero-visual.liquid-hero-visual::before,
  .hero-visual.liquid-hero-visual::after {
    display: none;
  }

  .hero-visual.liquid-hero-visual::before {
    opacity: 0.9;
    -webkit-mask-image:
      radial-gradient(ellipse at 9.8% 24%, #000 0 8.6%, transparent 9.2%),
      radial-gradient(ellipse at 82.5% 23%, #000 0 7.2%, transparent 7.8%),
      radial-gradient(circle at 19.8% 18.5%, #000 0 1.8%, transparent 2.2%),
      radial-gradient(circle at 22.5% 39%, #000 0 2.6%, transparent 3.1%),
      radial-gradient(circle at 77.2% 31.2%, #000 0 2.2%, transparent 2.7%),
      radial-gradient(circle at 69.2% 37.2%, #000 0 1.1%, transparent 1.5%);
    mask-image:
      radial-gradient(ellipse at 9.8% 24%, #000 0 8.6%, transparent 9.2%),
      radial-gradient(ellipse at 82.5% 23%, #000 0 7.2%, transparent 7.8%),
      radial-gradient(circle at 19.8% 18.5%, #000 0 1.8%, transparent 2.2%),
      radial-gradient(circle at 22.5% 39%, #000 0 2.6%, transparent 3.1%),
      radial-gradient(circle at 77.2% 31.2%, #000 0 2.2%, transparent 2.7%),
      radial-gradient(circle at 69.2% 37.2%, #000 0 1.1%, transparent 1.5%);
    animation: liquid-image-drift-a 4.8s ease-in-out infinite alternate;
  }

  .hero-visual.liquid-hero-visual::after {
    opacity: 0.82;
    -webkit-mask-image:
      radial-gradient(ellipse at 33% 75%, #000 0 13.8%, transparent 14.5%),
      radial-gradient(ellipse at 49.8% 86%, #000 0 19%, transparent 19.8%),
      radial-gradient(ellipse at 70.5% 72%, #000 0 12%, transparent 12.7%),
      radial-gradient(ellipse at 96% 75%, #000 0 14%, transparent 14.8%),
      radial-gradient(circle at 47.5% 70%, #000 0 3.6%, transparent 4.2%),
      radial-gradient(circle at 63.4% 61.2%, #000 0 5%, transparent 5.6%);
    mask-image:
      radial-gradient(ellipse at 33% 75%, #000 0 13.8%, transparent 14.5%),
      radial-gradient(ellipse at 49.8% 86%, #000 0 19%, transparent 19.8%),
      radial-gradient(ellipse at 70.5% 72%, #000 0 12%, transparent 12.7%),
      radial-gradient(ellipse at 96% 75%, #000 0 14%, transparent 14.8%),
      radial-gradient(circle at 47.5% 70%, #000 0 3.6%, transparent 4.2%),
      radial-gradient(circle at 63.4% 61.2%, #000 0 5%, transparent 5.6%);
    animation: liquid-image-drift-b 5.8s ease-in-out infinite alternate;
  }

  .liquid-bubble-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    pointer-events: none;
    will-change: transform;
  }

  .liquid-layer-left {
    animation: extracted-bubbles-left 9.8s ease-in-out infinite alternate;
  }

  .liquid-layer-center {
    animation: extracted-bubbles-center 11.2s ease-in-out infinite alternate;
  }

  .liquid-layer-right {
    animation: extracted-bubbles-right 8.8s ease-in-out infinite alternate;
  }

  .liquid-layer-lower {
    animation: extracted-bubbles-lower 10.4s ease-in-out infinite alternate;
  }

  .hero-grid {
    min-height: 100dvh;
    padding: 0;
    width: 100%;
    max-width: none;
    pointer-events: none;
  }

  .hero-copy {
    position: absolute;
    left: 50%;
    top: 49.6%;
    width: 260px;
    height: 74px;
    transform: translate(-50%, -50%);
    pointer-events: none;
  }

  .hero-copy > :not(.hero-actions),
  .hero-actions .button-icon {
    display: none !important;
  }

  .hero-actions,
  .hero-actions:has(> :only-child) {
    display: block;
    width: 100%;
    height: 100%;
    margin: 0;
    pointer-events: auto;
  }

  .hero .solid-button {
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    color: transparent;
    opacity: 0;
  }

  .hero .solid-button:hover,
  .hero .solid-button:focus-visible {
    transform: none;
    box-shadow: none;
    outline: 2px solid rgba(121, 223, 79, 0.55);
    outline-offset: 6px;
    opacity: 0.08;
    background: rgba(121, 223, 79, 0.18);
  }

  .fact-strip {
    display: none;
  }
}

@keyframes extracted-bubbles-left {
  0% {
    transform: translate3d(-6px, 5px, 0);
  }
  100% {
    transform: translate3d(11px, -12px, 0);
  }
}

@keyframes extracted-bubbles-center {
  0% {
    transform: translate3d(8px, -7px, 0);
  }
  100% {
    transform: translate3d(-12px, 11px, 0);
  }
}

@keyframes extracted-bubbles-right {
  0% {
    transform: translate3d(7px, 8px, 0);
  }
  100% {
    transform: translate3d(-13px, -10px, 0);
  }
}

@keyframes extracted-bubbles-lower {
  0% {
    transform: translate3d(-8px, -6px, 0);
  }
  100% {
    transform: translate3d(13px, 10px, 0);
  }
}


/* synchronized whitelist / FAQ / course outline modules */
.sync-section{width:min(1420px,86vw);margin:0 auto;padding:clamp(72px,8vw,118px) 0;border-top:1px solid rgba(120,140,120,.22)}
.sync-section-head{max-width:900px;margin-bottom:34px}.sync-section-head span,.sync-kicker{display:inline-flex;align-items:center;gap:14px;color:var(--green,#79df4f);font-weight:900}.sync-section-head span:after,.sync-kicker:after{content:"";width:54px;height:2px;background:currentColor}.sync-section-head h2,.sync-hero h1{margin:18px 0 0;font-size:clamp(34px,4.4vw,72px);line-height:1.08;letter-spacing:0}.sync-section-head p,.sync-hero p,.sync-card p,.faq-grid p,.disclaimer-panel p,.outline-card p,.outline-card em{color:rgba(80,88,84,.86);font-style:normal}.whitelist-entry-card,.disclaimer-panel,.sync-card,.faq-grid article,.outline-card{border:1.5px solid rgba(17,19,18,.78);border-radius:10px;background:radial-gradient(#111 .32px,transparent .58px),rgba(255,255,255,.82);background-size:12px 12px,100% 100%;box-shadow:0 14px 32px rgba(17,19,18,.045)}.whitelist-entry-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;padding:34px}.whitelist-entry-card h2{margin:14px 0 8px;font-size:clamp(28px,3vw,48px);line-height:1.15}.sync-current{display:inline-flex;margin-top:14px;padding:9px 14px;border-radius:999px;background:var(--green,#79df4f);color:#030504;font-weight:900}.sync-cta{display:inline-flex;min-height:52px;align-items:center;justify-content:center;padding:0 24px;border-radius:8px;background:#030504;color:var(--green,#79df4f);font-weight:900}.faq-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.faq-grid article,.outline-card{padding:28px}.faq-grid h3,.outline-card h3{margin:0 0 12px;font-size:clamp(21px,1.5vw,28px)}.disclaimer-panel{padding:34px}.disclaimer-panel h2{margin:0 0 10px;font-size:clamp(26px,2.6vw,44px)}.outline-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}.outline-card ol{margin:22px 0 0;padding:0;list-style:none;display:grid;gap:10px}.outline-card li{display:grid;grid-template-columns:82px minmax(0,1fr);gap:8px 12px;padding:12px 0;border-top:1px solid rgba(17,19,18,.16)}.outline-card li b{color:var(--green,#79df4f);font-size:14px}.outline-card li span{font-weight:900}.outline-card li em{grid-column:2;font-size:14px;line-height:1.55}.sync-page{padding-top:clamp(120px,13vw,180px);padding-bottom:90px}.sync-hero{width:min(1420px,86vw);margin:0 auto 42px}.whitelist-grid{width:min(1420px,86vw);margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.sync-card{min-height:132px;padding:18px;display:grid;align-content:start;gap:8px;transition:transform .2s ease,border-color .2s ease,background .2s ease}.sync-card b{color:var(--green,#79df4f)}.sync-card h3{margin:0;font-size:18px;line-height:1.35}.sync-card.current{background:linear-gradient(180deg,rgba(121,223,79,.88),rgba(121,223,79,.64));border-color:#030504;color:#030504}.sync-card.current b,.sync-card.current p{color:#030504}.sync-card:hover{transform:translateY(-3px);border-color:var(--green,#79df4f)}.sync-source-note{width:min(1420px,86vw);margin:28px auto 0;color:rgba(80,88,84,.86);font-size:15px;line-height:1.7}.event-number-badge{display:inline-flex;margin:0 0 18px;padding:10px 14px;border-radius:999px;background:var(--green,#79df4f);color:#030504;font-weight:900}
@media (prefers-color-scheme: dark){.sync-section-head p,.sync-hero p,.sync-card p,.faq-grid p,.disclaimer-panel p,.outline-card p,.outline-card em,.sync-source-note{color:rgba(235,242,235,.76)}}
body:has(.hero-dark) .whitelist-entry-card,body:has(.hero-dark) .disclaimer-panel,body:has(.hero-dark) .sync-card,body:has(.hero-dark) .faq-grid article,body:has(.hero-dark) .outline-card,body:has(.mesh-stage) .whitelist-entry-card,body:has(.mesh-stage) .disclaimer-panel,body:has(.mesh-stage) .sync-card,body:has(.mesh-stage) .faq-grid article,body:has(.mesh-stage) .outline-card{background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.18);box-shadow:none}body:has(.hero-dark) .sync-section-head p,body:has(.hero-dark) .sync-hero p,body:has(.hero-dark) .sync-card p,body:has(.hero-dark) .faq-grid p,body:has(.hero-dark) .disclaimer-panel p,body:has(.hero-dark) .outline-card p,body:has(.hero-dark) .outline-card em,body:has(.mesh-stage) .sync-section-head p,body:has(.mesh-stage) .sync-hero p,body:has(.mesh-stage) .sync-card p,body:has(.mesh-stage) .faq-grid p,body:has(.mesh-stage) .disclaimer-panel p,body:has(.mesh-stage) .outline-card p,body:has(.mesh-stage) .outline-card em{color:rgba(235,242,235,.74)}body:has(.hero-dark) .sync-cta,body:has(.mesh-stage) .sync-cta{background:var(--green,#79df4f);color:#030504}.main-nav a[href$="whitelist.html"],.desktop-nav a[href$="whitelist.html"]{white-space:nowrap}
@media (max-width:1050px){.whitelist-entry-card,.outline-grid,.faq-grid{grid-template-columns:1fr}.whitelist-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.whitelist-entry-card{align-items:start}.sync-cta{justify-self:start}}
@media (max-width:640px){.sync-section,.sync-hero,.whitelist-grid,.sync-source-note{width:calc(100vw - 40px)}.whitelist-grid{grid-template-columns:1fr}.outline-card li{grid-template-columns:1fr}.outline-card li em{grid-column:1}.whitelist-entry-card{padding:24px}.sync-page{padding-top:110px}}

/* Shared title-spacing standard: multi-line headings stay clearly separated. */
.hero h1,.info-hero h1,.course-hero h1,.account-hero h1,.section-copy h2,.pathway-heading h2,.courses-heading h2,.cta-copy h2,.course-section-heading h2,.info-section h2{line-height:1.12;letter-spacing:-.02em}

/* All visible headings use balanced lines and no decorative punctuation. */
h1,h2,h3,h4,h5,h6{text-wrap:balance}

/* 2026-08-03 cleaner liquid-lab hero: real page content over a text-free image */
@media (min-width: 901px) {
  .site-header {
    min-height: 92px;
    padding: 14px clamp(48px, 5.2vw, 88px);
    background: rgba(250, 250, 247, 0.92);
    border-bottom: 1px solid rgba(17, 19, 18, 0.08);
    box-shadow: 0 10px 30px rgba(17, 19, 18, 0.035);
    backdrop-filter: blur(16px);
  }

  .brand {
    width: clamp(176px, 12vw, 210px);
    height: clamp(52px, 4vw, 62px);
  }

  .desktop-nav {
    gap: clamp(54px, 5vw, 88px);
  }

  .hero {
    min-height: max(780px, 100svh);
    background:
      radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.96), transparent 42%),
      linear-gradient(180deg, #fbfaf7 0%, #f3f4f1 100%);
    isolation: isolate;
  }

  .hero-visual.liquid-hero-visual {
    display: block !important;
    position: absolute;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 0.78;
    background: url("assets/liquid-hero-clean-v2.png") center 56% / cover no-repeat;
    filter: saturate(0.72) contrast(0.94);
    --field-x: 0px;
    --field-y: 0px;
    --light-x: 50%;
    --light-y: 42%;
    transform: translate3d(var(--field-x), var(--field-y), 0) scale(1.032);
    transform-origin: center bottom;
    animation: none;
    will-change: transform;
    pointer-events: none;
  }

  .hero-visual.liquid-hero-visual::after {
    display: none !important;
  }

  .hero-visual.liquid-hero-visual::before {
    content: "";
    display: block !important;
    position: absolute;
    inset: -5%;
    z-index: 5;
    background:
      radial-gradient(
        circle 250px at var(--light-x) var(--light-y),
        rgba(255, 255, 255, 0.72) 0%,
        rgba(224, 244, 210, 0.18) 28%,
        rgba(255, 255, 255, 0) 68%
      );
    opacity: var(--light-opacity, 0.18);
    mix-blend-mode: screen;
    transition: opacity 360ms ease;
    pointer-events: none;
  }

  .liquid-bubble-layer {
    display: block !important;
    position: absolute;
    inset: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 56%;
    opacity: 0.38;
    filter: saturate(0.62) contrast(0.92);
    transform: translate3d(var(--bubble-x, 0px), var(--bubble-y, 0px), 0) scale(1.026);
    transform-origin: center bottom;
    animation: none !important;
    will-change: transform;
    pointer-events: none;
  }

  .liquid-layer-left {
    opacity: 0.34;
  }

  .liquid-layer-center {
    opacity: 0.3;
  }

  .liquid-layer-right {
    opacity: 0.32;
  }

  .liquid-layer-lower {
    opacity: 0.24;
  }

  .hero-grid {
    position: relative;
    z-index: 3;
    min-height: max(780px, 100svh);
    width: min(1180px, calc(100% - 96px));
    max-width: 1180px;
    margin: 0 auto;
    padding: clamp(154px, 17vh, 194px) 0 clamp(172px, 20vh, 220px);
    display: grid;
    place-items: start center;
    pointer-events: none;
  }

  .hero-copy {
    position: relative;
    left: auto;
    top: auto;
    z-index: 4;
    width: min(1050px, 100%);
    height: auto;
    transform: none;
    display: grid;
    justify-items: center;
    text-align: center;
    pointer-events: auto;
  }

  .hero-copy > :not(.hero-actions) {
    display: block !important;
  }

  .hero-kicker {
    position: relative;
    width: auto !important;
    margin: 0 auto 22px !important;
    padding: 8px 16px;
    color: #47663d !important;
    border: 1px solid rgba(71, 102, 61, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.58);
    box-shadow: 0 8px 30px rgba(38, 54, 32, 0.05);
    font-size: clamp(14px, 0.95vw, 17px) !important;
    line-height: 1.25 !important;
    letter-spacing: 0.08em;
    text-shadow: none;
    backdrop-filter: blur(10px);
  }

  .hero h1 {
    max-width: 1050px;
    color: #101310;
    font-size: clamp(62px, 5.15vw, 94px);
    line-height: 1.08;
    letter-spacing: -0.035em;
    text-shadow: 0 12px 38px rgba(255, 255, 255, 0.9);
  }

  .hero h1 span {
    white-space: nowrap;
  }

  .hero-subline,
  .hero p.hero-subline {
    width: auto;
    max-width: 760px;
    margin-top: 22px;
    color: rgba(16, 19, 16, 0.62);
    font-size: clamp(15px, 1vw, 18px);
    line-height: 1.7;
    letter-spacing: 0.08em;
  }

  .hero-actions,
  .hero-actions:has(> :only-child) {
    display: flex;
    width: auto;
    height: auto;
    margin-top: 28px;
    pointer-events: auto;
  }

  .hero .solid-button {
    width: auto;
    min-width: 220px;
    min-height: 62px;
    height: auto;
    padding: 0 28px;
    color: #101310;
    opacity: 1;
    border: 1px solid rgba(16, 19, 16, 0.9);
    background: linear-gradient(180deg, #a8ea73, #82d856);
    box-shadow: 0 9px 0 rgba(16, 19, 16, 0.12), 0 24px 52px rgba(121, 223, 79, 0.22);
    font-size: 19px;
  }

  .hero-actions .button-icon {
    display: inline-grid !important;
  }

  .fact-strip {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    width: 100%;
    margin: 0;
    padding: 22px clamp(48px, 7vw, 120px);
    color: #161a16;
    background: #f7f7f3;
    border-top: 1px solid rgba(17, 19, 18, 0.1);
    border-bottom: 1px solid rgba(17, 19, 18, 0.1);
    border-radius: 0;
    box-shadow: none;
    backdrop-filter: none;
  }

  .fact-strip > div {
    min-height: 78px;
    padding: 0 clamp(16px, 2vw, 32px);
    border-right: 1px solid rgba(17, 19, 18, 0.1);
  }

  .fact-strip > div:last-child {
    border-right: 0;
  }

  .fact-copy > span {
    color: rgba(17, 19, 18, 0.58);
  }

  .cursor-glow {
    display: none;
  }
}

/* Shared utility controls: visible native options, official entry and fixed return control. */
select { color-scheme: light; }
select option { color: #111 !important; background: #fff !important; }
.site-footer > .official-site-link {
  grid-column: 1 / -1;
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  width: max-content;
  margin: 18px auto 0;
  padding: 10px 16px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: inherit;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}
.site-footer > .official-site-link:hover,
.site-footer > .official-site-link:focus-visible { color: var(--black); background: var(--green); transform: translateY(-2px); }
.back-to-top { right: clamp(16px, 2.2vw, 32px); bottom: clamp(16px, 2.2vw, 32px); }

@keyframes clean-liquid-drift {
  from {
    transform: scale(1.018) translate3d(-4px, 2px, 0);
  }
  to {
    transform: scale(1.028) translate3d(6px, -5px, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-visual.liquid-hero-visual {
    animation: none !important;
    transform: none !important;
  }

  .hero-visual.liquid-hero-visual::before {
    opacity: 0 !important;
  }

  .liquid-bubble-layer {
    transform: none !important;
  }
}

/* 2026-08-04 — content safety: no cross-column collisions or mechanical title breaks */
#competition,
#official-resources {
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(72px, 7vw, 128px);
  align-items: start;
}

#competition > div,
#official-resources > div {
  min-width: 0;
}

#competition h2,
#official-resources h2 {
  max-width: 100%;
  font-size: clamp(42px, 3.5vw, 62px);
  line-height: 1.12;
}

#competition .info-list,
#official-resources .info-list {
  padding-top: 54px;
}

#competition .theme-detail-grid {
  margin-top: 0;
}

#official-resources .resource-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 0;
}

#official-resources .resource-links span {
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 132px;
  padding: 22px 24px;
  white-space: normal;
}

#official-resources .resource-links strong {
  color: var(--pencil);
  font-size: 22px;
  line-height: 1.25;
}

#official-resources .resource-links small {
  color: rgba(32, 34, 30, 0.58);
  font-size: 14px;
  line-height: 1.65;
}

#application-info .info-module-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
}

#application-info .info-module-grid article {
  grid-column: span 2;
  min-width: 0;
  min-height: 220px;
}

#application-info .info-module-grid article:nth-child(4) {
  grid-column: 2 / span 2;
}

#application-info .info-module-grid h3 {
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
}

@media (max-width: 900px) {
  #competition,
  #official-resources {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }

  #competition .info-list,
  #official-resources .info-list {
    padding-top: 0;
  }

  #application-info .info-module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #application-info .info-module-grid article,
  #application-info .info-module-grid article:nth-child(4) {
    grid-column: auto;
  }

  #application-info .info-module-grid article:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  #official-resources .resource-links,
  #application-info .info-module-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  #application-info .info-module-grid article:last-child {
    grid-column: auto;
  }
}

/* 2026-08-04 shared content structure and quiet legal footer */
.theme-overview {
  width: min(1420px, 86vw);
  margin: 0 auto;
  padding: clamp(78px, 8vw, 120px) 0;
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.35fr);
  gap: clamp(48px, 7vw, 110px);
  align-items: start;
  border-top: 1px solid rgba(32, 34, 30, 0.18);
}

.theme-overview-heading {
  position: sticky;
  top: 130px;
}

.theme-overview-heading h2 {
  margin: 20px 0 22px;
  font-size: clamp(38px, 4vw, 68px);
  line-height: 1.14;
  letter-spacing: -0.035em;
}

.theme-overview-heading h2 span {
  display: block;
}

.theme-overview-heading p {
  max-width: 560px;
  margin: 0 0 28px;
  color: rgba(32, 34, 30, 0.7);
  font-size: 17px;
  line-height: 1.8;
}

.theme-index {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 2px solid var(--pencil, #20221e);
}

.theme-index li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 82px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(32, 34, 30, 0.24);
}

.theme-index li:nth-child(odd) {
  border-right: 1px solid rgba(32, 34, 30, 0.24);
}

.theme-index span {
  color: #5fbf3e;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 13px;
  font-weight: 900;
}

.theme-index strong {
  font-size: clamp(17px, 1.25vw, 21px);
  line-height: 1.35;
}

.theme-index small {
  color: rgba(32, 34, 30, 0.52);
  font-size: 11px;
  white-space: nowrap;
}

.theme-detail-grid {
  margin-top: 28px;
  border-top: 2px solid var(--pencil, #20221e);
}

.theme-detail {
  border-bottom: 1px solid rgba(32, 34, 30, 0.22);
}

.theme-detail summary {
  min-height: 78px;
  padding: 18px 2px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 22px;
  gap: 16px;
  align-items: center;
  cursor: pointer;
  list-style: none;
}

.theme-detail summary::-webkit-details-marker {
  display: none;
}

.theme-detail summary span {
  color: #5fbf3e;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-weight: 900;
}

.theme-detail summary strong {
  font-size: clamp(20px, 1.7vw, 28px);
}

.theme-detail summary i {
  position: relative;
  width: 20px;
  height: 20px;
}

.theme-detail summary i::before,
.theme-detail summary i::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 9px;
  width: 14px;
  height: 2px;
  background: currentColor;
  transition: transform 180ms ease;
}

.theme-detail summary i::after {
  transform: rotate(90deg);
}

.theme-detail[open] summary i::after {
  transform: rotate(0);
}

.theme-detail > div {
  padding: 0 38px 24px 70px;
}

.theme-detail > div p {
  margin: 0 0 8px;
  color: rgba(32, 34, 30, 0.75);
  font-size: 16px;
  line-height: 1.75;
}

.theme-detail > div small {
  color: rgba(32, 34, 30, 0.5);
  font-size: 12px;
}

.grade-prep-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.grade-prep-grid article {
  min-height: 240px;
  padding: 26px;
  border: 1.5px solid rgba(32, 34, 30, 0.75);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.46);
}

.grade-prep-grid article > span {
  display: inline-flex;
  margin-bottom: 36px;
  color: #4c9e34;
  font-size: 12px;
  font-weight: 900;
}

.grade-prep-grid h3 {
  margin: 0 0 14px;
  font-size: clamp(21px, 1.6vw, 28px);
  line-height: 1.28;
}

.grade-prep-grid article p,
.grade-prep-note {
  margin: 0;
  color: rgba(32, 34, 30, 0.7);
  font-size: 15px;
  line-height: 1.75;
}

.grade-prep-note {
  grid-column: 1 / -1;
  padding-top: 10px;
  font-size: 12px;
  color: rgba(32, 34, 30, 0.5);
}

body .faq-grid article,
body .faq-grid article:nth-child(n) {
  color: #20221e;
  background-color: rgba(255, 255, 255, 0.88);
}

body .faq-grid p {
  color: rgba(32, 34, 30, 0.72) !important;
  opacity: 1;
  font-size: 15px;
  line-height: 1.75;
}

.site-footer {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 28px;
  align-items: start;
  padding: 26px clamp(28px, 6vw, 96px) 14px;
}

.site-footer .footer-label,
.site-footer .footer-action {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
}

.site-legal-note {
  grid-column: 1 / -1;
  display: block;
  width: 100%;
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid currentColor;
  color: inherit;
  opacity: 0.52;
  font-size: 10px;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0;
  text-align: center;
}

/* 2026-08-05 standalone official entry and compact questions */
.official-entry-band{display:flex;align-items:center;justify-content:center;min-height:88px;padding:22px clamp(28px,6vw,96px);border-top:1px solid rgba(17,23,18,.14);border-bottom:1px solid rgba(17,23,18,.14);background:#f2f5ee}
.official-entry-band .official-site-link{display:inline-flex;align-items:center;gap:10px;margin:0;padding:11px 18px;border:1px solid #111812;border-radius:999px;color:#111812;background:transparent;font-size:12px;font-weight:800;line-height:1;text-decoration:none;transition:color .18s,background .18s,transform .18s}
.official-entry-band .official-site-link:hover,.official-entry-band .official-site-link:focus-visible{color:#111812;background:var(--green);transform:translateY(-2px)}
body .site-footer{min-height:0!important;padding:22px clamp(28px,6vw,96px) 12px!important}
body .site-footer .site-legal-note{margin-top:5px;padding-top:8px}
.compact-questions{padding-top:76px!important;padding-bottom:76px!important}
.compact-question-list{display:grid;align-content:start}
.compact-question-list details{border-top:1px solid rgba(21,28,22,.22)}
.compact-question-list details:last-child{border-bottom:1px solid rgba(21,28,22,.22)}
.compact-question-list summary{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 0;color:#151b16;font-size:18px;font-weight:800;line-height:1.45;cursor:pointer;list-style:none}
.compact-question-list summary::-webkit-details-marker{display:none}
.compact-question-list summary::after{content:'+';flex:0 0 auto;font-size:24px;font-weight:400}
.compact-question-list details[open] summary::after{content:'−'}
.compact-question-list p{max-width:800px;margin:0;padding:0 44px 20px 0;color:rgba(21,28,22,.68);font-size:15px;line-height:1.8}
@media(max-width:680px){.official-entry-band{min-height:74px;padding:18px 20px}.compact-questions{padding-top:58px!important;padding-bottom:58px!important}.compact-question-list summary{font-size:16px;padding:17px 0}.compact-question-list p{padding-right:20px}}

.brand,
.brand img {
  background: transparent !important;
}

@media (max-width: 900px) {
  .theme-overview {
    width: calc(100vw - 40px);
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 72px 0;
  }

  .theme-overview-heading {
    position: static;
  }

  .theme-index {
    grid-template-columns: 1fr;
  }

  .theme-index li:nth-child(odd) {
    border-right: 0;
  }

  .grade-prep-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding-bottom: 76px;
  }

  .site-legal-note {
    grid-column: 1;
  }
}

@media (max-width: 560px) {
  .theme-index li {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .theme-index small {
    grid-column: 2;
  }

  .theme-detail > div {
    padding-left: 0;
    padding-right: 0;
  }
}

@media (max-width:900px){
  .hero-subline,
  .hero p.hero-subline {
    font-size: clamp(12px, 3.15vw, 14px);
    letter-spacing: 0;
    white-space: nowrap;
  }

  .info-section,
  .info-section:has(.competition-matrix){grid-template-columns:minmax(0,1fr)!important}
  .info-section>.info-list{width:100%;min-width:0}
  .resource-links{flex-wrap:wrap}
}

/* 2026-08-04 — invention archive hero */
@media (min-width: 901px) {
  .hero {
    background:
      radial-gradient(circle at 50% 33%, rgba(255, 255, 255, 0.98) 0 25%, transparent 54%),
      linear-gradient(180deg, #f7f7f3 0%, #eceee9 100%);
  }

  .hero-visual.invention-lab-visual {
    --spot-x: 50%;
    --spot-y: 44%;
    --spot-opacity: 0;
    --spot-size: clamp(320px, 30vw, 470px);
    --spot-radius: calc(var(--spot-size) / 2);
    display: block !important;
    position: absolute;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 1;
    background:
      linear-gradient(rgba(24, 28, 24, 0.032) 1px, transparent 1px),
      linear-gradient(90deg, rgba(24, 28, 24, 0.032) 1px, transparent 1px);
    background-size: 72px 72px;
    filter: none;
    transform: none;
    animation: none;
    pointer-events: none;
  }

  .hero-visual.invention-lab-visual::before {
    display: none !important;
  }

  .hero-visual.invention-lab-visual::after {
    content: "";
    display: block !important;
    position: absolute;
    inset: 0;
    z-index: 3;
    background: rgba(24, 29, 24, 0.045);
    pointer-events: none;
  }

  .invention-photo-layer {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: url("assets/invention-lab-hero.png") center 53% / cover no-repeat;
    filter: brightness(0.74) saturate(0.7) contrast(0.98);
    transform: none;
    transform-origin: center;
    pointer-events: none;
  }

  .invention-layer-base {
    opacity: 1;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .invention-layer-left {
    opacity: 0.97;
    -webkit-mask-image: radial-gradient(ellipse 36% 78% at 5% 48%, #000 0 59%, rgba(0, 0, 0, 0.82) 68%, transparent 82%);
    mask-image: radial-gradient(ellipse 36% 78% at 5% 48%, #000 0 59%, rgba(0, 0, 0, 0.82) 68%, transparent 82%);
  }

  .invention-layer-right {
    opacity: 0.97;
    -webkit-mask-image: radial-gradient(ellipse 36% 78% at 95% 45%, #000 0 60%, rgba(0, 0, 0, 0.82) 69%, transparent 83%);
    mask-image: radial-gradient(ellipse 36% 78% at 95% 45%, #000 0 60%, rgba(0, 0, 0, 0.82) 69%, transparent 83%);
  }

  .invention-layer-bottom {
    opacity: 0.93;
    -webkit-mask-image: radial-gradient(ellipse 51% 34% at 50% 99%, #000 0 55%, rgba(0, 0, 0, 0.76) 68%, transparent 84%);
    mask-image: radial-gradient(ellipse 51% 34% at 50% 99%, #000 0 55%, rgba(0, 0, 0, 0.76) 68%, transparent 84%);
  }

  .invention-layer-detail {
    z-index: 4;
    opacity: 0.64;
    filter: saturate(0.88) contrast(1.02);
    -webkit-mask-image:
      radial-gradient(circle 6% at 78% 58%, #000 0 58%, transparent 82%),
      radial-gradient(circle 5% at 34% 72%, #000 0 52%, transparent 82%);
    mask-image:
      radial-gradient(circle 6% at 78% 58%, #000 0 58%, transparent 82%),
      radial-gradient(circle 5% at 34% 72%, #000 0 52%, transparent 82%);
  }

  .invention-spotlight-image {
    position: absolute;
    inset: 0;
    z-index: 4;
    background: url("assets/invention-lab-hero.png") center 53% / cover no-repeat;
    filter: brightness(1.1) saturate(0.94) contrast(1.03);
    opacity: var(--spot-opacity);
    -webkit-mask-image: radial-gradient(
      circle var(--spot-radius) at var(--spot-x) var(--spot-y),
      #000 0 60%,
      rgba(0, 0, 0, 0.96) 68%,
      rgba(0, 0, 0, 0.55) 82%,
      transparent 100%
    );
    mask-image: radial-gradient(
      circle var(--spot-radius) at var(--spot-x) var(--spot-y),
      #000 0 60%,
      rgba(0, 0, 0, 0.96) 68%,
      rgba(0, 0, 0, 0.55) 82%,
      transparent 100%
    );
    will-change: opacity, -webkit-mask-image, mask-image;
    pointer-events: none;
  }

  .invention-drawing-layer {
    position: absolute;
    inset: 0;
    z-index: 5;
    width: 100%;
    height: 100%;
    overflow: visible;
    fill: none;
    stroke: rgba(76, 103, 65, 0.34);
    stroke-width: 1.25;
    vector-effect: non-scaling-stroke;
    transform: translate3d(var(--drawing-x, 0px), var(--drawing-y, 0px), 0);
    will-change: transform;
  }

  .drawing-line {
    stroke-dasharray: 3 7;
  }

  .hero-grid {
    z-index: 8;
  }

  .hero-kicker {
    color: #3f6236 !important;
    border-color: rgba(62, 88, 53, 0.2);
    background: rgba(250, 251, 247, 0.8);
    box-shadow: 0 10px 34px rgba(46, 55, 43, 0.065);
  }

  .hero h1 {
    color: #111411;
    text-shadow: 0 16px 46px rgba(247, 247, 243, 0.98);
  }
}

/* Unified compact course facts */
.course-capacity,
.plan-facts,
.course-facts {
  display: block;
  margin-top: 8px;
  color: var(--green, #78bf4b);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.4;
}

.info-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.info-grid .facts-heading{grid-column:1/-1;min-height:0;padding:10px 0 34px;border-right:0}
.info-grid .facts-heading span{font-size:12px;letter-spacing:.12em}
.info-grid .facts-heading h2{max-width:720px;margin:12px 0 0;font-size:clamp(34px,4vw,58px);line-height:1.12}
.info-grid article{border-bottom:1px solid rgba(255,255,255,.11)}
[data-course-content]{display:none!important}
@media(max-width:900px){.info-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.info-grid{grid-template-columns:1fr}.info-grid .facts-heading{padding-bottom:26px}.info-grid article{min-height:0}}

@media (max-width: 900px) {
  .hero {
    background:
      radial-gradient(circle at 50% 26%, rgba(255, 255, 255, 0.96), transparent 46%),
      linear-gradient(180deg, #f7f7f3 0%, #e9ece7 100%);
  }

  .hero::before,
  .hero::after {
    display: none !important;
  }

  .hero-visual.invention-lab-visual {
    display: block !important;
    position: absolute;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 1;
    background:
      linear-gradient(rgba(24, 28, 24, 0.026) 1px, transparent 1px),
      linear-gradient(90deg, rgba(24, 28, 24, 0.026) 1px, transparent 1px);
    background-size: 44px 44px;
    filter: none;
    transform: none;
    animation: none;
    pointer-events: none;
  }

  .invention-photo-layer {
    display: none;
  }

  .invention-layer-base {
    display: block;
    position: absolute;
    inset: auto -78% 9% -78%;
    height: 70%;
    opacity: 0.82;
    background: url("assets/invention-lab-hero.png") center bottom / auto 100% no-repeat;
    filter: brightness(0.98) saturate(0.76) contrast(0.96);
    -webkit-mask-image: linear-gradient(transparent 0%, rgba(0, 0, 0, 0.72) 24%, #000 48% 100%);
    mask-image: linear-gradient(transparent 0%, rgba(0, 0, 0, 0.72) 24%, #000 48% 100%);
    transform: none;
  }

  .invention-drawing-layer {
    display: none;
  }

  .invention-spotlight-image {
    display: none;
  }

}

@media (prefers-reduced-motion: reduce) {
  .invention-photo-layer,
  .invention-spotlight-image,
  .invention-drawing-layer,
  .hero-visual.invention-lab-visual {
    transform: none !important;
  }

  .hero-visual.invention-lab-visual::before,
  .invention-spotlight-image {
    opacity: 0 !important;
  }
}