:root {
  --void: #02070d;
  --orbit: #06101c;
  --panel: #0b1928;
  --panel-2: #102235;
  --moon: #f3f6f2;
  --muted: #a9b8c7;
  --steel: #70859a;
  --line: rgba(170, 202, 229, .2);
  --blue: #2d7cff;
  --orange: #ff6a2a;
  --orange-dark: #d84a10;
  --header-h: 82px;
  --shell: min(1240px, calc(100vw - 80px));
  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--void); }
body { margin: 0; color: var(--moon); background: var(--orbit); font-family: "Microsoft YaHei UI", "PingFang SC", sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body::selection { background: var(--orange); color: var(--void); }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; left: 18px; top: -80px; z-index: 1000; padding: 12px 18px; background: var(--moon); color: var(--void); transition: top .2s; }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 40px; border-bottom: 1px solid var(--line); background: rgba(2, 7, 13, .82); backdrop-filter: blur(18px); }
.brand { width: 168px; justify-self: start; }
.brand img { width: 100%; height: 42px; object-fit: contain; object-position: left center; }
.main-nav { justify-self: center; display: flex; gap: 42px; align-items: center; font-size: 14px; color: #becbd6; }
.main-nav a { position: relative; padding: 30px 0; transition: color .25s; }
.main-nav a::after { content: ""; position: absolute; left: 50%; right: 50%; bottom: 19px; height: 2px; background: var(--orange); transition: left .25s var(--ease), right .25s var(--ease); }
.main-nav a:hover, .main-nav a.active { color: var(--moon); }
.main-nav a:hover::after, .main-nav a.active::after { left: 0; right: 0; }
.account-link { justify-self:end; padding:9px 16px; border:1px solid var(--line); border-radius:999px; color:var(--moon); background:transparent; font:inherit; font-size:13px; cursor:pointer; appearance:none; transition:background .25s,color .25s,border-color .25s,transform .25s var(--ease); }
.account-link:hover, .account-link.active { background: var(--moon); color: var(--void); border-color: var(--moon); }
.account-link:hover { transform:translateY(-1px); }
.menu-button { display: none; border: 0; background: transparent; padding: 10px; }
.menu-button span { display: block; width: 24px; height: 1px; background: var(--moon); margin: 6px 0; }

.section-shell { width: var(--shell); margin: 0 auto; padding: 128px 0; }
.section-heading { max-width: 820px; margin-bottom: 54px; }
.section-heading h2 { margin: 0; max-width: 780px; font-family: "Bahnschrift SemiCondensed", "Microsoft YaHei UI", sans-serif; font-size: clamp(42px, 5vw, 76px); line-height: 1.1; letter-spacing: -.025em; font-weight: 600; text-wrap: balance; }
.title-line { display: block; }
.hero-copy h1 .title-line { white-space: nowrap; }
.service-boundary h2 .title-line { display: block; }
.section-heading p { max-width: 650px; margin: 22px 0 0; color: var(--muted); font-size: 17px; line-height: 1.75; }
.split-heading { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; }
.split-heading p { margin-bottom: 0; }

.mission-hero { position: relative; min-height: 100dvh; padding: calc(var(--header-h) + 42px) max(40px, calc((100vw - 1320px)/2)) 40px; display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 44px; overflow: hidden; background: radial-gradient(circle at 72% 47%, rgba(45,124,255,.12), transparent 34%), var(--orbit); }
.hero-grid { position: absolute; inset: var(--header-h) 0 0; opacity: .28; background-image: linear-gradient(rgba(141,174,205,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(141,174,205,.09) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, black, rgba(0,0,0,.4) 70%, transparent); }
.hero-copy { position: relative; z-index: 2; align-self: center; padding: 72px 0 30px; }
.hero-copy h1, .page-hero h1, .account-hero h1 { margin: 0; font-family: "Bahnschrift SemiCondensed", "Microsoft YaHei UI", sans-serif; font-size: clamp(58px, 6.4vw, 104px); line-height: 1.08; letter-spacing: -.032em; font-weight: 600; text-wrap: balance; }
.hero-summary { max-width: 610px; margin: 28px 0 0; color: #c2ced8; font-size: 17px; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; gap: 26px; margin-top: 34px; }
.primary-action { min-height: 48px; padding: 0 24px; border: 1px solid var(--orange); border-radius: 999px; background: var(--orange); color: #130702; font-weight: 700; cursor: pointer; transition: transform .18s, background .25s, border-color .25s, box-shadow .25s; }
.primary-action:hover { background: #ff824f; border-color: #ff824f; box-shadow: 0 14px 34px rgba(255,106,42,.2); transform: translateY(-2px); }
.primary-action:active { transform: scale(.98); }
.text-action { display: inline-flex; gap: 10px; align-items: center; color: var(--moon); font-size: 14px; border-bottom: 1px solid rgba(243,246,242,.35); padding-bottom: 5px; }
.action-arrow { position:relative; width:14px; height:14px; transition:transform .2s; }
.action-arrow::before { content:""; position:absolute; right:1px; top:1px; width:8px; height:8px; border-top:1.5px solid var(--orange); border-right:1.5px solid var(--orange); }
.action-arrow::after { content:""; position:absolute; left:2px; bottom:3px; width:12px; height:1.5px; background:var(--orange); transform:rotate(-45deg); transform-origin:left center; }
.text-action:hover .action-arrow { transform:translate(3px,-3px); }
.hero-facts { display: flex; gap: 0; margin: 54px 0 0; }
.hero-facts div { min-width: 126px; padding: 0 22px; border-left: 1px solid var(--line); }
.hero-facts div:first-child { padding-left: 0; border-left: 0; }
.hero-facts dt { color: var(--steel); font-size: 11px; letter-spacing: .08em; }
.hero-facts dd { margin: 7px 0 0; font: 600 24px/1 "Bahnschrift", sans-serif; }

.mission-visual { --flight-progress: .08; position: relative; z-index: 1; height: min(760px, calc(100dvh - 126px)); min-height: 610px; margin-top: 22px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(145deg, rgba(13,31,50,.96), rgba(3,10,18,.92)); overflow: hidden; box-shadow: 0 40px 90px rgba(0,0,0,.25); }
.visual-topline { position: absolute; z-index: 4; inset: 22px 24px auto; display: flex; justify-content: space-between; color: #9ab0c2; font: 11px/1 "Consolas", monospace; letter-spacing: .11em; }
.flight-map { width: 100%; height: calc(100% - 90px); margin-top: 32px; overflow: visible; }
.map-grid path { fill: none; stroke: rgba(157,195,226,.12); stroke-width: 1; }
.orbit-ring { fill: none; stroke: rgba(111,165,214,.18); stroke-width: 1; stroke-dasharray: 4 8; }
.flight-path { fill: none; stroke: rgba(141,184,222,.18); stroke-width: 2; stroke-dasharray: 5 9; }
.flight-trace { fill: none; stroke: var(--orange); stroke-width: 3; stroke-linecap: round; filter: url(#softGlow); stroke-dasharray: 770; stroke-dashoffset: calc(770 - (770 * var(--flight-progress))); }
.earth path { fill: none; stroke: rgba(181,215,239,.25); stroke-width: 2; }
.rocket { transform-box: fill-box; transform-origin: center; }
.rocket path:not(.flame), .rocket circle:not(.rocket-aura) { fill: var(--moon); stroke: var(--void); stroke-width: 2; }
.rocket .rocket-aura { fill: rgba(255,106,42,.12); stroke: rgba(255,106,42,.55); }
.rocket .flame { fill: var(--orange); stroke: none; animation: flame 1.1s ease-in-out infinite alternate; transform-origin: 0 28px; }
@keyframes flame { to { transform: scaleY(.72); opacity: .7; } }
.map-labels { fill: #71889c; font: 10px "Consolas", monospace; letter-spacing: .08em; }
.telemetry { position: absolute; z-index: 4; inset: auto 22px 19px; display: grid; grid-template-columns: 1fr 1fr 1.25fr; gap: 1px; margin: 0; background: var(--line); border: 1px solid var(--line); }
.telemetry div { min-width: 0; padding: 13px 14px; background: rgba(4,13,22,.95); }
.telemetry dt { color: #70879a; font: 9px "Consolas", monospace; letter-spacing: .08em; }
.telemetry dd { margin: 6px 0 0; color: var(--moon); font: 600 15px "Bahnschrift", "Microsoft YaHei UI", sans-serif; white-space: nowrap; }
.visual-hint { position: absolute; right: 24px; top: 49px; margin: 0; color: #63798d; font-size: 11px; }

.unit-section { background: var(--moon); color: #07111b; max-width: none; width: 100%; padding-left: max(40px, calc((100vw - 1240px)/2)); padding-right: max(40px, calc((100vw - 1240px)/2)); }
.unit-section .section-heading p { color: #54616c; }
.unit-rail { border-top: 1px solid #c9d0d5; }
.unit-panel { display: grid; grid-template-columns: 210px 1fr; gap: 54px; min-height: 300px; padding: 48px 0; border-bottom: 1px solid #c9d0d5; }
.unit-panel > div:last-child { display: grid; grid-template-columns: 170px 1fr; column-gap: 42px; align-items: start; }
.unit-panel .unit-code { grid-column: 1; margin: 8px 0 0; color: #68747d; font-size: 13px; }
.unit-panel h3 { grid-column: 2; margin: 0; font-family: "Bahnschrift SemiCondensed", "Microsoft YaHei UI", sans-serif; font-size: clamp(34px,4vw,62px); line-height: 1.14; letter-spacing: -.022em; font-weight: 600; }
.unit-panel p:not(.unit-code) { grid-column: 2; max-width: 660px; color: #44515c; line-height: 1.8; font-size: 16px; }
.unit-panel a { grid-column: 2; justify-self: start; color: #0b4aa2; font-size: 14px; border-bottom: 1px solid; padding-bottom: 4px; }
.unit-symbol { width: 180px; height: 180px; position: relative; align-self: center; overflow: visible; transition: transform .45s var(--ease), filter .45s var(--ease); }
.unit-panel:hover .unit-symbol { transform: translateY(-5px) rotate(-1deg); filter: drop-shadow(0 18px 18px rgba(6,16,28,.12)); }
.symbol-backdrop { fill:#e7edf1; stroke:#a8b7c2; stroke-width:1.4; }
.symbol-orbit { fill:none; stroke:#ff6a2a; stroke-width:1.8; stroke-dasharray:5 6; }
.solar-panel { fill:url(#innovationPanel); stroke:#07111b; stroke-width:2; }
.panel-grid { fill:none; stroke:rgba(243,246,242,.58); stroke-width:1; }
.panel-boom,.antenna,.signal-wave { fill:none; stroke:#07111b; stroke-width:2.2; stroke-linecap:round; stroke-linejoin:round; }
.signal-wave { stroke:#ff6a2a; }
.satellite-body { fill:#07111b; }
.satellite-core { fill:#f3f6f2; }
.satellite-lens { fill:#ff6a2a; stroke:#f3f6f2; stroke-width:2; }
.thruster { fill:#ff6a2a; stroke:#07111b; stroke-width:2; }
.orbit-object { fill:#07111b; }.orbit-object-b{fill:#2d7cff}
.lunar-horizon { fill:#d5dfe6; stroke:#879aa8; stroke-width:1.4; }
.crater { fill:#bac8d2; opacity:.75; }.crater-small{opacity:.5}
.rover-deck { fill:#07111b; stroke:#07111b; stroke-width:2; }
.rover-panel { fill:#2d7cff; stroke:#07111b; stroke-width:2; }
.rover-panel-grid { fill:none; stroke:rgba(243,246,242,.7); stroke-width:1; }
.rover-mast,.rover-arm,.suspension { fill:none; stroke:#07111b; stroke-width:3; stroke-linecap:round; stroke-linejoin:round; }
.rover-camera { fill:#f3f6f2; stroke:#07111b; stroke-width:2; }.camera-lens{fill:#ff6a2a}
.rover-wheel { fill:#07111b; stroke:#f3f6f2; stroke-width:2; }.wheel-hub{fill:#ff6a2a}
.scan-wave,.sample-marker { fill:none; stroke:#ff6a2a; stroke-width:2; stroke-linecap:round; }.sample-dot{fill:#2d7cff}

.grade-section { position: relative; }
.grade-flight { display: grid; grid-template-columns: repeat(3,1fr); position: relative; gap: 0; border-top: 1px solid var(--line); }
.grade-flight::before { content:""; position:absolute; left:7%; right:7%; top:48px; height:1px; background:linear-gradient(90deg,var(--orange),var(--blue)); }
.grade-flight article { position:relative; padding: 22px 38px 10px 0; }
.grade-dot { position:relative; z-index:1; display:grid; place-items:center; width:54px; height:54px; border-radius:50%; background:var(--orbit); border:1px solid var(--orange); color:var(--moon); font:600 13px "Bahnschrift",sans-serif; }
.grade-flight h3 { margin:30px 0 12px; font-size:24px; }
.grade-flight p { max-width:340px; margin:0; color:var(--muted); line-height:1.8; }

.events-preview { border-top:1px solid var(--line); }
.event-index { border-top:1px solid var(--line); }
.event-index a { display:grid; grid-template-columns:220px 1fr auto; align-items:center; gap:30px; padding:27px 4px; border-bottom:1px solid var(--line); transition:background .3s,padding .3s; }
.event-index a::after { content:""; width:11px; height:11px; border-top:1.5px solid var(--orange); border-right:1.5px solid var(--orange); transform:rotate(0deg); }
.event-index a:hover { padding-left:18px; background:rgba(45,124,255,.07); }
.event-index span { color:var(--steel); font-size:13px; }
.event-index strong { font-size:clamp(18px,2vw,28px); font-weight:500; }

.course-preview { background:#091522; max-width:none; width:100%; padding-left:max(40px,calc((100vw - 1240px)/2)); padding-right:max(40px,calc((100vw - 1240px)/2)); }
.plan-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.plan-card { min-height:430px; padding:34px; color:#07111b; background:var(--moon); border:1px solid #d8dee0; border-radius:18px; transition:transform .3s var(--ease),box-shadow .3s,background .3s; }
.plan-card:hover, .plan-card:focus-within, .plan-card:focus { transform:translateY(-8px); background:#f6f8ff; box-shadow:0 24px 50px rgba(0,0,0,.28); }
.plan-card > p { margin:0 0 25px; color:#53606a; font-size:14px; }
.plan-card h3 { margin:0; font:600 clamp(38px,4vw,58px)/1 "Bahnschrift SemiCondensed","Microsoft YaHei UI",sans-serif; letter-spacing:-.035em; }
.plan-card > span { display:block; min-height:48px; margin-top:15px; color:#63707b; line-height:1.6; }
.plan-card ul { margin:28px 0 0; padding:24px 0 0; border-top:1px solid #ccd3d8; list-style:none; }
.plan-card li { position:relative; margin:12px 0; padding-left:17px; line-height:1.55; }
.plan-card li::before { content:""; position:absolute; left:0; top:.65em; width:5px; height:5px; background:var(--orange); }
.faculty-line { margin:36px 0 0; padding:24px 0 0; border-top:1px solid var(--line); color:#c7d2dc; font-size:15px; }
.card-action { margin-top:22px; padding:10px 16px; border:1px solid #172634; border-radius:999px; color:#07111b; background:transparent; cursor:pointer; }
.card-action:hover { background:#07111b; color:white; }

.final-cta { display:grid; grid-template-columns:minmax(0,1fr) auto; align-items:center; gap:50px; border-top:1px solid var(--line); }
.final-cta > div { min-width:0; }
.final-cta h2 { margin:0; max-width:none; font-family:"Bahnschrift SemiCondensed","Microsoft YaHei UI",sans-serif; font-size:clamp(40px,5vw,72px); line-height:1.1; letter-spacing:-.025em; text-wrap:balance; }
.final-title-phrase { display:inline-block; white-space:nowrap; }
.final-cta p { max-width:720px; color:var(--muted); line-height:1.75; }
.final-cta .primary-action { flex:none; }

.page-hero { min-height:80dvh; padding:calc(var(--header-h) + 80px) max(40px,calc((100vw - 1240px)/2)) 80px; display:grid; grid-template-columns:1fr .85fr; gap:80px; align-items:center; border-bottom:1px solid var(--line); background:radial-gradient(circle at 75% 55%,rgba(45,124,255,.13),transparent 33%),var(--orbit); }
.page-hero-copy > p:not(.mission-status) { max-width:660px; margin:28px 0; color:var(--muted); font-size:17px; line-height:1.8; }
.orbit-diagram { position:relative; aspect-ratio:1; max-width:520px; justify-self:end; width:100%; }
.orbit { position:absolute; inset:12%; border:1px solid rgba(153,190,221,.28); border-radius:50%; transform:rotate(-23deg); }
.orbit::after { content:""; position:absolute; top:50%; left:-5px; width:10px; height:10px; border-radius:50%; background:var(--orange); }
.orbit-b { inset:25%; transform:rotate(38deg); }.orbit-c { inset:38%; transform:rotate(88deg); }
.orbit-core { position:absolute; inset:45%; border-radius:50%; background:var(--blue); box-shadow:0 0 0 18px rgba(45,124,255,.12); }
.orbit-diagram i { position:absolute; left:4%; bottom:8%; font:600 96px/1 "Bahnschrift",sans-serif; font-style:normal; }
.orbit-diagram b { position:absolute; left:6%; bottom:3%; color:var(--steel); font:11px "Consolas",monospace; letter-spacing:.16em; }

.fact-board { display:grid; grid-template-columns:repeat(2,1fr); border-top:1px solid var(--line); }
.fact-board div { display:grid; grid-template-columns:150px 1fr; gap:28px; padding:27px 0; border-bottom:1px solid var(--line); }
.fact-board div:nth-child(odd) { padding-right:40px; }.fact-board div:nth-child(even){padding-left:40px;border-left:1px solid var(--line)}
.fact-board dt { color:var(--steel); font-size:13px; }.fact-board dd { margin:0; line-height:1.7; }
.source-note { margin:25px 0 0; color:var(--muted); font-size:13px; line-height:1.7; }
.grade-detail { background:var(--moon); color:#07111b; max-width:none; width:100%; padding-left:max(40px,calc((100vw - 1240px)/2)); padding-right:max(40px,calc((100vw - 1240px)/2)); }
.grade-detail .section-heading p { color:#596672; }
.grade-table { border-top:1px solid #cbd2d7; }
.grade-table article { display:grid; grid-template-columns:270px 1fr 1fr; gap:40px; padding:34px 0; border-bottom:1px solid #cbd2d7; }
.grade-table header { display:flex; flex-direction:column; gap:9px; }.grade-table header strong{font-size:21px}.grade-table header span{color:#687681;font-size:12px}
.grade-table p { margin:0; color:#44515c; line-height:1.8; }.grade-table ul { margin:0; padding:0; list-style:none; color:#44515c; }.grade-table li{margin:0 0 10px;padding-left:17px;position:relative}.grade-table li::before{content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;background:var(--orange)}

.events-section { padding-bottom:70px; }
.event-unit { margin-top:90px; }
.event-unit-heading { display:grid; grid-template-columns:150px 1fr; gap:36px; align-items:start; padding-bottom:30px; }
.unit-count { color:var(--orange); font:600 68px/1 "Bahnschrift",sans-serif; }
.event-unit-heading h3 { margin:0; font-family:"Bahnschrift SemiCondensed","Microsoft YaHei UI",sans-serif; font-size:clamp(32px,4vw,54px); line-height:1.12; font-weight:600; letter-spacing:-.022em; }
.event-unit-heading p { color:var(--muted); margin:12px 0 0; }
.event-accordion { border-top:1px solid var(--line); }
.event-detail { border-bottom:1px solid var(--line); }
.event-detail summary { list-style:none; display:grid; grid-template-columns:150px 1fr 28px; gap:36px; align-items:center; min-height:92px; padding:18px 0; cursor:pointer; }
.event-detail summary::-webkit-details-marker { display:none; }
.event-detail summary span { color:var(--steel); font-size:13px; }.event-detail summary strong{font-size:clamp(18px,2.2vw,28px);font-weight:500}.event-detail summary i{position:relative;width:20px;height:20px;transition:transform .3s}.event-detail summary i::before,.event-detail summary i::after{content:"";position:absolute;left:4px;right:4px;top:9px;height:1.5px;background:var(--orange)}.event-detail summary i::after{transform:rotate(90deg)}
.event-detail[open] summary i { transform:rotate(45deg); }
.event-detail > div { display:grid; grid-template-columns:150px 1fr 1fr; gap:36px; padding:0 0 34px; }
.event-detail > div > p { grid-column:2; max-width:620px; color:#c7d2dc; margin:0; line-height:1.8; }
.event-detail dl { grid-column:3; margin:0; }.event-detail dl div{padding:0 0 15px}.event-detail dt{color:var(--steel);font-size:12px}.event-detail dd{margin:6px 0 0;line-height:1.65;font-size:14px}
.process-section { padding-top:80px; }
.process-track { list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line); }
.process-track li { position:relative; padding:34px 26px 20px 0; }.process-track li::before{content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;border-radius:50%;background:var(--orange)}
.process-track span { font-weight:700; }.process-track p { color:var(--muted); line-height:1.7; font-size:14px; }

.course-schematic { position:relative; height:470px; width:100%; max-width:560px; justify-self:end; }
.schematic-route { position:absolute; left:50%; top:3%; width:140px; height:94%; transform:translateX(-50%); overflow:visible; }
.route-glow,.route-core { fill:none; stroke-linecap:round; }
.route-glow { stroke:url(#routeGradient); stroke-width:14; opacity:.08; }
.route-core { stroke:url(#routeGradient); stroke-width:2; stroke-dasharray:7 8; }
.schematic-node { position:absolute; left:0; right:0; height:72px; color:#d6e0e9; }
.step-visual { position:absolute; left:50%; top:0; display:grid; place-items:center; width:68px; height:68px; border:1px solid rgba(139,176,207,.28); border-radius:20px; background:linear-gradient(145deg,#12273c,#07131f); box-shadow:0 16px 35px rgba(0,0,0,.24),inset 0 0 0 5px rgba(45,124,255,.04); transform:translateX(-50%) rotate(2deg); }
.mission-step-icon { width:42px; height:42px; fill:none; stroke:#c9d9e7; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.mission-step-icon .icon-accent { stroke:#ff6a2a; fill:none; stroke-width:2.2; }
.step-copy { position:absolute; top:7px; right:calc(50% + 54px); width:155px; text-align:right; }
.n2 .step-copy,.n4 .step-copy { left:calc(50% + 54px); right:auto; text-align:left; }
.step-copy b { display:block; color:#ff6a2a; font:10px/1 "Consolas",monospace; letter-spacing:.12em; }
.n4 .step-copy b,.n5 .step-copy b { color:#6da3ff; }
.step-copy span { display:block; margin-top:6px; color:#edf3f8; font-size:18px; line-height:1.2; font-weight:600; }
.step-copy small { display:block; margin-top:5px; color:#7f94a7; font-size:11px; }
.schematic-node.n1{top:1%}.schematic-node.n2{top:22%}.schematic-node.n3{top:43%}.schematic-node.n4{top:64%}.schematic-node.n5{top:85%}
.plan-grid-large .plan-card { min-height:520px; display:flex; flex-direction:column; }.plan-grid-large .card-action{margin-top:auto;align-self:flex-start}
.curriculum-section { background:#091522; max-width:none; width:100%; padding-left:max(40px,calc((100vw - 1240px)/2)); padding-right:max(40px,calc((100vw - 1240px)/2)); }
.mission-chapters { display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.mission-chapter { min-height:430px; padding:36px; background:#091522; }.mission-chapter > span{color:var(--orange);font-size:12px}.mission-chapter h3{font-size:28px;line-height:1.2;margin:65px 0 18px}.mission-chapter p{color:var(--muted);line-height:1.8}.mission-chapter ul{list-style:none;padding:22px 0 0;margin:25px 0 0;border-top:1px solid var(--line);color:#c8d3dc}.mission-chapter li{margin:10px 0}
.service-boundary { display:grid; grid-template-columns:1fr .8fr; gap:80px; align-items:start; border-top:1px solid var(--line); }.service-boundary h2{margin:0;font:600 clamp(38px,4vw,62px)/1.12 "Bahnschrift SemiCondensed","Microsoft YaHei UI",sans-serif;letter-spacing:-.022em}.service-boundary p{color:var(--muted);line-height:1.8}.service-boundary ul{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.service-boundary li{display:grid;grid-template-columns:100px 1fr;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);line-height:1.6}.service-boundary li span{color:var(--orange);font-size:13px}

.account-main { min-height:80vh; }
.account-hero { min-height:62dvh; padding:calc(var(--header-h) + 70px) max(40px,calc((100vw - 1240px)/2)) 70px; display:grid; grid-template-columns:minmax(0,1fr) minmax(360px,430px); align-items:center; gap:74px; border-bottom:1px solid var(--line); }
.account-hero p:not(.mission-status) { color:var(--muted); max-width:650px; line-height:1.8; }
.account-mission-card { position:relative; width:100%; max-width:430px; justify-self:end; padding:18px 18px 14px; overflow:hidden; border:1px solid rgba(128,169,201,.32); border-radius:18px; background:radial-gradient(circle at 64% 36%,rgba(45,124,255,.13),transparent 34%),linear-gradient(145deg,#0b1928,#06101b 72%); box-shadow:0 28px 80px rgba(0,0,0,.34),inset 0 1px rgba(255,255,255,.04); transition:transform .45s var(--ease),border-color .45s; }
.account-mission-card::after { content:""; position:absolute; inset:0; pointer-events:none; background:linear-gradient(110deg,transparent 35%,rgba(255,255,255,.035) 49%,transparent 63%); transform:translateX(-120%); transition:transform .8s var(--ease); }
.account-mission-card:hover { transform:translateY(-5px); border-color:rgba(128,169,201,.58); }
.account-mission-card:hover::after { transform:translateX(120%); }
.account-card-head,.account-card-foot { position:relative; z-index:2; display:flex; align-items:center; justify-content:space-between; gap:15px; font:10px "Consolas",monospace; letter-spacing:.12em; color:#71889b; }
.account-card-head { padding:2px 3px 13px; border-bottom:1px solid rgba(128,169,201,.15); }
.account-card-head strong { color:#85d5a5; font-size:9px; font-weight:500; }
.account-flight-scene { display:block; width:100%; height:auto; }
.account-grid-lines { fill:none; stroke:rgba(128,169,201,.09); stroke-width:1; }
.account-orbit-line { fill:none; stroke:rgba(128,169,201,.22); stroke-width:1; stroke-dasharray:4 7; }
.orbit-two { stroke:rgba(45,124,255,.32); stroke-dasharray:2 6; }
.account-flight-path { fill:none; stroke:rgba(222,231,232,.28); stroke-width:1.2; stroke-dasharray:5 7; }
.account-flight-trail { fill:none; stroke:url(#accountTrail); stroke-width:2.5; stroke-linecap:round; stroke-dasharray:9 7; }
.account-moon path:last-of-type,.account-moon circle { fill:none; stroke:rgba(7,17,27,.3); stroke-width:2; }
.account-spacecraft { transform-origin:180px 112px; animation:account-craft-float 5s ease-in-out infinite; }
.craft-panel { fill:#173f6d; stroke:#8bb2d1; stroke-width:1.5; }
.panel-cells { fill:none; stroke:rgba(173,205,229,.5); stroke-width:1; }
.craft-body { fill:#e9eeee; stroke:#7d8e99; stroke-width:1.5; }
.craft-window { fill:#173f6d; stroke:#2d7cff; stroke-width:1.5; }
.craft-antenna { fill:none; stroke:#dce5e8; stroke-width:1.5; stroke-linecap:round; }
.signal-core,.target-dot { fill:var(--orange); }
.account-signal { fill:none; stroke:var(--orange); stroke-width:1.4; stroke-linecap:round; transform-origin:194px 57px; animation:account-signal-pulse 2.2s ease-out infinite; }
.signal-b { animation-delay:.5s; opacity:.55; }
.craft-thrust { fill:var(--orange); opacity:.82; }
.target-ring { fill:none; stroke:var(--orange); stroke-width:1.3; stroke-dasharray:3 4; }
.account-card-foot { padding:13px 3px 0; border-top:1px solid rgba(128,169,201,.15); }
.account-card-foot span { color:#c5d2dc; letter-spacing:.05em; }
.account-card-foot small { display:block; margin-bottom:4px; color:#587084; font-size:8px; letter-spacing:.12em; }
@keyframes account-craft-float { 0%,100%{transform:translateY(0) rotate(-1deg)} 50%{transform:translateY(-6px) rotate(1deg)} }
@keyframes account-signal-pulse { 0%{opacity:0;transform:scale(.82)} 35%,70%{opacity:.9} 100%{opacity:0;transform:scale(1.12)} }
.account-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;padding-top:80px}.account-panel{padding:30px;border:1px solid var(--line);border-radius:18px;background:#091522}.wide-panel{grid-column:1/-1}.panel-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-bottom:22px;border-bottom:1px solid var(--line)}.panel-heading h2{margin:0;font-size:22px}.small-action{padding:8px 13px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--moon);font-size:12px;cursor:pointer}.small-action:hover{border-color:var(--orange)}.status-chip{color:var(--orange);font-size:11px}.empty-state{padding:55px 0;margin:0;color:var(--muted);line-height:1.8}.consult-record{display:grid;grid-template-columns:1fr auto;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}.consult-record strong{display:block}.consult-record p{margin:7px 0 0;color:var(--muted);font-size:13px}.consult-record time{color:var(--steel);font-size:11px}.reminder-list{list-style:none;padding:10px 0 0;margin:0}.reminder-list li{display:grid;grid-template-columns:40px 1fr;gap:15px;padding:16px 0}.reminder-list li>span{color:var(--orange);font:12px "Consolas",monospace}.reminder-list p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}.reminder-list strong{display:block;color:var(--moon);font-size:15px;margin-bottom:5px}.learning-empty{display:flex;align-items:center;gap:30px;padding:38px 0}.learning-empty h3{margin:0 0 8px}.learning-empty p{margin:0;color:var(--muted)}.mini-rocket{position:relative;width:34px;height:66px;border:1px solid var(--moon);border-radius:50% 50% 28% 28%;transform:rotate(35deg);margin-left:20px}.mini-rocket::after{content:"";position:absolute;left:10px;bottom:-24px;border-left:6px solid transparent;border-right:6px solid transparent;border-top:25px solid var(--orange)}

.site-footer { padding:52px max(40px,calc((100vw - 1240px)/2)) 18px; border-top:1px solid var(--line); background:var(--void); }
.site-footer > div { display:flex; align-items:center; justify-content:space-between; gap:30px; }
.site-footer img { width:160px; height:40px; object-fit:contain; object-position:left center; }
.site-footer > div p { color:var(--steel); font-size:12px; }
.registration-note { max-width:900px; margin:40px 0 0; color:#8496a7; font-size:12px; line-height:1.8; }
.disclaimer { margin:28px 0 0; padding-top:15px; border-top:1px solid rgba(150,180,204,.11); color:#4d6173; font-size:10px; line-height:1.65; }

.consult-dialog { width:min(520px,calc(100vw - 32px)); max-height:92dvh; padding:36px; border:1px solid rgba(173,205,229,.28); border-radius:18px; color:var(--moon); background:#0b1928; box-shadow:0 35px 100px rgba(0,0,0,.55); }
.consult-dialog::backdrop { background:rgba(0,5,10,.72); backdrop-filter:blur(8px); }
.dialog-close { position:absolute;right:20px;top:18px;width:30px;height:30px;border:0;background:transparent;cursor:pointer}.dialog-close::before,.dialog-close::after{content:"";position:absolute;left:7px;right:7px;top:14px;height:1.5px;background:#9aabbb;transform:rotate(45deg)}.dialog-close::after{transform:rotate(-45deg)}.dialog-close:hover::before,.dialog-close:hover::after{background:var(--moon)}.dialog-title{margin:0;color:var(--orange);font:11px "Consolas",monospace;letter-spacing:.12em}.consult-dialog h2{font-size:30px;line-height:1.2;margin:12px 0 24px}.consult-dialog form{display:grid;grid-template-columns:1fr 1fr;gap:15px}.consult-dialog label{display:flex;flex-direction:column;gap:8px;color:#aebdca;font-size:12px}.consult-dialog input,.consult-dialog select{width:100%;height:45px;padding:0 12px;border:1px solid var(--line);border-radius:12px;color:var(--moon);background:#06111e;outline:none}.consult-dialog input:focus,.consult-dialog select:focus{border-color:var(--orange)}.consult-dialog select option{color:#07111b}.consult-dialog .consent{grid-column:1/-1;flex-direction:row;align-items:flex-start;line-height:1.6}.consent input{width:16px;height:16px;margin-top:2px}.consult-dialog .primary-action{grid-column:1/-1}.form-feedback{grid-column:1/-1;margin:0;color:#8fd1aa;font-size:13px;min-height:20px}
.login-dialog { width:min(470px,calc(100vw - 32px)); max-height:92dvh; padding:36px; border:1px solid rgba(173,205,229,.28); border-radius:18px; color:var(--moon); background:#0b1928; box-shadow:0 35px 100px rgba(0,0,0,.58); }
.login-dialog::backdrop { background:rgba(0,5,10,.76); backdrop-filter:blur(9px); }
.login-dialog h2 { margin:12px 0 10px; font-size:30px; line-height:1.2; }
.login-lead { margin:0 0 24px; color:var(--muted); font-size:14px; line-height:1.7; }
.login-form { display:grid; gap:16px; }
.login-form label { display:flex; flex-direction:column; gap:8px; color:#aebdca; font-size:12px; }
.login-form input { width:100%; height:46px; padding:0 12px; border:1px solid var(--line); border-radius:12px; color:var(--moon); background:#06111e; outline:none; }
.login-form input:focus { border-color:var(--orange); }
.login-code-row { display:grid; grid-template-columns:1fr auto; align-items:end; gap:10px; }
.login-code-row button { height:46px; padding:0 15px; border:1px solid var(--line); border-radius:12px; color:var(--moon); background:#0e2133; cursor:pointer; white-space:nowrap; }
.login-code-row button:hover { border-color:var(--orange); }
.login-code-row button:disabled { color:#71889b; cursor:default; }
.login-form .login-consent { flex-direction:row; align-items:flex-start; line-height:1.6; }
.login-consent input { flex:none; width:16px; height:16px; margin-top:2px; }
.login-feedback { min-height:20px; margin:0; color:#8fd1aa; font-size:13px; }

.reveal { opacity:1; transform:none; }
.js .reveal { opacity:0; transform:translateY(22px); transition:opacity .75s var(--ease),transform .75s var(--ease); }
.js .reveal.in-view { opacity:1; transform:none; }

@media (max-width: 980px) {
  :root { --shell: min(100% - 48px, 760px); }
  .site-header { grid-template-columns:1fr auto auto; padding:0 24px; }
  .brand { width:142px; }.account-link{margin-right:8px}.menu-button{display:block}
  .main-nav{position:fixed;left:0;right:0;top:var(--header-h);display:flex;flex-direction:column;align-items:stretch;gap:0;padding:10px 24px 25px;background:#06101c;border-bottom:1px solid var(--line);transform:translateY(-130%);opacity:0;pointer-events:none;transition:transform .35s var(--ease),opacity .25s}
  .main-nav.open{transform:none;opacity:1;pointer-events:auto}.main-nav a{padding:16px 0;border-bottom:1px solid var(--line)}.main-nav a::after{display:none}
  .mission-hero{grid-template-columns:1fr;padding-left:24px;padding-right:24px;padding-top:calc(var(--header-h) + 45px)}.hero-copy{padding-top:24px}.mission-visual{height:650px;margin-top:0}.hero-summary{max-width:720px}
  .section-shell{padding:96px 0}.unit-section,.course-preview,.grade-detail,.curriculum-section{padding-left:24px;padding-right:24px}.unit-panel{grid-template-columns:150px 1fr}.unit-symbol{width:140px;height:140px}.unit-panel>div:last-child{grid-template-columns:1fr}.unit-panel .unit-code,.unit-panel h3,.unit-panel p:not(.unit-code),.unit-panel a{grid-column:1}
  .plan-grid{grid-template-columns:1fr}.plan-card{min-height:0}.grade-flight{grid-template-columns:1fr}.grade-flight::before{left:27px;right:auto;top:10px;bottom:0;width:1px;height:auto}.grade-flight article{padding-left:88px}.grade-dot{position:absolute;left:0}.grade-flight h3{margin-top:12px}.event-index a{grid-template-columns:160px 1fr auto}
  .final-cta{display:block}.final-cta .primary-action{margin-top:20px}
  .account-hero{grid-template-columns:1fr;min-height:auto}.account-mission-card{justify-self:start;width:min(100%,430px)}
  .page-hero{grid-template-columns:1fr;min-height:auto;padding:calc(var(--header-h) + 70px) 24px 70px}.orbit-diagram{max-width:400px;justify-self:center}.course-schematic{height:380px}.fact-board{grid-template-columns:1fr}.fact-board div:nth-child(odd),.fact-board div:nth-child(even){padding:24px 0;border-left:0}.grade-table article{grid-template-columns:1fr 1fr}.grade-table article header{grid-column:1/-1}.event-detail>div{grid-template-columns:110px 1fr}.event-detail>div>p{grid-column:2}.event-detail dl{grid-column:2}.event-detail summary{grid-template-columns:110px 1fr 28px}.event-unit-heading{grid-template-columns:110px 1fr}.process-track{grid-template-columns:1fr 1fr}.mission-chapters{grid-template-columns:1fr}.mission-chapter{min-height:0}.service-boundary{grid-template-columns:1fr}.account-grid{grid-template-columns:1fr}.wide-panel{grid-column:auto}
}

@media (max-width: 560px) {
  :root{--header-h:70px;--shell:calc(100% - 32px)}.site-header{padding:0 16px}.brand{width:118px}.brand img{height:34px}.account-link{font-size:11px;padding:7px 10px}.menu-button{padding:6px}.mission-hero{padding:calc(var(--header-h) + 35px) 16px 22px;gap:24px}.hero-copy h1,.page-hero h1,.account-hero h1{font-size:clamp(46px,14vw,66px);line-height:1.1;letter-spacing:-.025em}.hero-summary{font-size:15px;margin-top:20px}.hero-actions{flex-wrap:wrap;margin-top:25px}.hero-facts{margin-top:36px}.hero-facts div{min-width:0;flex:1;padding:0 12px}.hero-facts dd{font-size:17px;white-space:nowrap}.mission-visual{min-height:520px;height:520px;border-radius:14px}.flight-map{height:calc(100% - 105px);transform:scale(1.12)}.visual-hint{display:none}.telemetry{inset:auto 10px 10px}.telemetry div{padding:10px 7px}.telemetry dd{font-size:11px}.section-shell{padding:76px 0}.section-heading{margin-bottom:38px}.section-heading h2{font-size:clamp(36px,11vw,52px);line-height:1.12}.section-heading p{font-size:15px}.split-heading{display:block}.split-heading .text-action{margin-top:22px}.unit-section,.course-preview,.grade-detail,.curriculum-section{padding-left:16px;padding-right:16px}.unit-panel{grid-template-columns:1fr;gap:15px;padding:38px 0}.unit-symbol{width:128px;height:128px}.unit-panel h3{font-size:36px;line-height:1.14}.unit-panel>div:last-child{display:block}.event-index a{grid-template-columns:1fr auto;gap:8px;padding:20px 0}.event-index span{grid-column:1}.event-index strong{grid-column:1}.event-index a::after{grid-column:2;grid-row:1/3}.plan-card{padding:27px}.faculty-line{line-height:1.7}.final-cta{display:block}.final-cta .primary-action{margin-top:20px}.page-hero{padding:calc(var(--header-h) + 55px) 16px 55px;gap:30px}.page-hero-copy>p:not(.mission-status){font-size:15px}.orbit-diagram{max-width:300px}.fact-board div{grid-template-columns:1fr;gap:8px}.grade-table article{grid-template-columns:1fr;gap:18px}.grade-table article header{grid-column:auto}.event-unit{margin-top:65px}.event-unit-heading{grid-template-columns:70px 1fr}.unit-count{font-size:45px}.event-detail summary{grid-template-columns:1fr 24px;gap:6px;min-height:82px}.event-detail summary span{grid-column:1}.event-detail summary strong{grid-column:1}.event-detail summary i{grid-column:2;grid-row:1/3}.event-detail>div{grid-template-columns:1fr;gap:20px}.event-detail>div>p,.event-detail dl{grid-column:1}.process-track{grid-template-columns:1fr}.course-schematic{height:390px;max-width:100%;}.step-copy{width:112px;right:calc(50% + 46px)}.n2 .step-copy,.n4 .step-copy{left:calc(50% + 46px)}.step-visual{width:58px;height:58px;border-radius:16px}.mission-step-icon{width:35px;height:35px}.step-copy span{font-size:15px}.step-copy small{font-size:9px}.mission-chapter h3{margin-top:38px}.service-boundary{gap:35px}.account-hero{grid-template-columns:1fr;padding:calc(var(--header-h) + 55px) 16px 55px;gap:38px}.account-mission-card{display:block;width:100%;padding:14px}.account-panel{padding:22px}.learning-empty{align-items:flex-start}.site-footer{padding:42px 16px 16px}.site-footer>div{align-items:flex-start;flex-direction:column}.site-footer>div p{margin:0}.consult-dialog,.login-dialog{padding:28px 20px}.consult-dialog form{grid-template-columns:1fr}.consult-dialog label,.consult-dialog .consent,.consult-dialog .primary-action,.form-feedback{grid-column:1}.login-code-row{grid-template-columns:1fr}.login-code-row button{width:100%}
}

@media (prefers-reduced-motion: reduce) {
  html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}.rocket .flame,.account-spacecraft,.account-signal{animation:none}.flight-trace{stroke-dashoffset:220!important}.main-nav,.primary-action,.plan-card,.event-detail summary i{transition:none!important}
}

/* Unified whitelist title standard. */
.whitelist-badge{display:inline-flex;margin:0 0 22px;padding:8px 12px;border:1px solid var(--orange);color:var(--orange);font:700 11px/1.2 "Consolas",monospace;letter-spacing:.08em}
.hero-copy h1,.page-hero h1,.account-hero h1,.section-heading h2{line-height:1.13;letter-spacing:-.025em}

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

/* 2026-08-04 shared footer and transparent-logo standard */
.brand,.brand img,.site-header .brand,.site-header .brand img{background:transparent!important}
.site-footer .site-legal-note{grid-column:1/-1;display:block;width:100%;margin-top:18px;padding-top:10px;border-top:1px solid currentColor;color:inherit!important;opacity:.55;font-size:10px!important;font-weight:400;line-height:1.65;letter-spacing:0;text-align:center}

/* Shared utility controls */
select{color-scheme:light}
select option{color:#07111b!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 var(--orange);border-radius:999px;color:var(--orange);font-size:12px;font-weight:800;line-height:1;text-decoration:none;transition:background .18s,color .18s,transform .18s}
.site-footer > .official-site-link:hover,.site-footer > .official-site-link:focus-visible{background:var(--orange);color:#07111b;transform:translateY(-2px)}
.back-to-top{position:fixed;right:clamp(16px,2.2vw,32px);bottom:clamp(16px,2.2vw,32px);z-index:70;display:grid;place-items:center;width:52px;height:52px;border:1px solid var(--orange);border-radius:50%;color:var(--orange);background:#07111b;box-shadow:0 0 28px rgba(255,119,61,.22);cursor:pointer;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(12px);transition:opacity .2s,visibility .2s,transform .2s,background .2s,color .2s}
.back-to-top.is-visible{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.back-to-top:hover,.back-to-top:focus-visible{color:#07111b;background:var(--orange)}
.back-to-top span{font-size:22px;line-height:1}
@media(max-width:560px){.back-to-top{right:16px;bottom:16px;width:48px;height:48px}}
@media(prefers-reduced-motion:reduce){.back-to-top{transition:none}}

/* 2026-08-05 standalone official entry and compact footer */
.official-entry-band{display:flex;align-items:center;justify-content:center;min-height:84px;padding:20px max(40px,calc((100vw - 1240px)/2));border-top:1px solid var(--line);border-bottom:1px solid rgba(255,119,61,.35);background:#0a1725}
.official-entry-band .official-site-link{display:inline-flex;align-items:center;gap:10px;padding:11px 18px;border:1px solid var(--orange);border-radius:999px;color:var(--orange);font-size:12px;font-weight:800;line-height:1;text-decoration:none;transition:background .18s,color .18s,transform .18s}
.official-entry-band .official-site-link:hover,.official-entry-band .official-site-link:focus-visible{background:var(--orange);color:#07111b;transform:translateY(-2px)}
body .site-footer{padding:26px max(40px,calc((100vw - 1240px)/2)) 12px}
body .site-footer .site-legal-note{margin-top:8px;padding-top:8px}
@media(max-width:560px){.official-entry-band{min-height:72px;padding:17px 16px}body .site-footer{padding:24px 16px 12px}}

.plan-facts,.course-facts{display:block;margin-top:8px;color:var(--orange);font-family:var(--mono);font-size:12px;font-weight:800;letter-spacing:.06em;line-height:1.4}
.curriculum-section{display:none!important}
[data-course-content]{display:none!important}

/* 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}