:root{--night:#111a36;--ink:#1b2544;--muted:#65708c;--paper:#f6f0e5;--paper-deep:#e9dfcf;--cyan:#74d6dd;--coral:#d7785f;--gold:#d9ad64;--line:rgba(27,37,68,.16)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}p{margin:0 0 18px}h1,h2,h3{line-height:1.12;margin:0 0 16px;letter-spacing:0}h1{font-size:clamp(42px,6.2vw,86px);max-width:740px}h2{font-size:clamp(28px,3.2vw,48px)}h3{font-size:21px}
.moonbar{height:76px;display:flex;align-items:center;gap:30px;padding:0 max(24px,calc((100% - 1320px)/2));background:rgba(246,240,229,.93);border-bottom:1px solid var(--line);position:relative;z-index:20;backdrop-filter:blur(16px)}.academy-mark{display:flex;align-items:center;gap:12px;min-width:205px}.academy-mark b{display:block;font-size:18px}.academy-mark small{display:block;color:var(--muted);font-size:9px;letter-spacing:.16em;white-space:nowrap}.crescent-mark{display:block;width:32px;height:32px;border-radius:50%;border:2px solid var(--coral);position:relative}.crescent-mark:after{content:'';position:absolute;background:var(--paper);width:28px;height:28px;border-radius:50%;left:8px;top:-4px}.moonbar nav{display:flex;align-items:center;gap:24px;flex:1;justify-content:flex-end}.nav-link{font-size:13px;color:#56617b;position:relative;white-space:nowrap}.nav-link:after{content:'';height:2px;width:0;position:absolute;left:0;bottom:-8px;background:var(--coral);transition:width .25s ease}.nav-link:hover:after,.nav-link.is-active:after{width:100%}.header-offer,.spell-button,.line-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 19px;border:1px solid transparent;font-size:14px;font-weight:800;transition:transform .25s ease,box-shadow .25s ease,background .25s ease}.header-offer,.spell-button{background:var(--coral);color:#fff;box-shadow:0 10px 22px rgba(184,88,64,.18)}.header-offer:hover,.spell-button:hover,.line-button:hover{transform:translateY(-2px)}.line-button{border-color:rgba(255,255,255,.6);color:#fff;background:rgba(255,255,255,.08)}.dark-line{border-color:rgba(27,37,68,.35);color:var(--ink);background:transparent}.menu-trigger{display:none;background:transparent;border:1px solid var(--line);padding:8px 13px;font-weight:800}
.orbital-hero{min-height:690px;background:var(--night);color:#fff;display:grid;grid-template-columns:minmax(420px,.85fr) minmax(520px,1.45fr);position:relative;overflow:hidden}.orbital-copy{display:flex;flex-direction:column;justify-content:center;padding:72px max(38px,calc((100vw - 1320px)/2)) 72px max(38px,calc((100vw - 1320px)/2));position:relative;z-index:2}.chapter-label{display:inline-block;color:var(--coral);font-size:11px;letter-spacing:.18em;font-weight:900;margin-bottom:18px}.orbital-copy h1{color:#fff;text-shadow:0 7px 20px rgba(0,0,0,.24)}.orbital-copy>p{max-width:500px;color:#d9e5ee;font-size:19px}.hero-actions,.page-actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0 30px}.hero-facts{display:flex;gap:18px;flex-wrap:wrap;color:#a8c7d1;font-size:12px}.hero-facts span{border-left:2px solid var(--cyan);padding-left:9px}.hero-visual{margin:0;min-height:690px;position:relative;overflow:hidden}.hero-visual:before{content:'';position:absolute;inset:0;background:rgba(6,13,35,.08);z-index:1}.hero-visual img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.hero-visual figcaption{position:absolute;bottom:24px;right:34px;z-index:2;color:#e8f6f3;font-size:10px;letter-spacing:.16em}
.academy-gates,.faculty-shelf,.moon-library,.academy-faq{padding:100px max(26px,calc((100% - 1320px)/2))}.academy-gates{background:var(--paper)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:35px;margin-bottom:36px}.section-heading>p{max-width:420px;color:var(--muted);font-size:15px}.section-heading h2{max-width:680px}.quiet-link{display:inline-flex;color:var(--coral);font-size:13px;font-weight:900;border-bottom:1px solid rgba(215,120,95,.5);padding-bottom:5px}.gate-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.gate{min-height:265px;border:1px solid var(--line);padding:25px;background:rgba(255,255,255,.33);position:relative;transition:transform .25s ease,background .25s ease,box-shadow .25s ease}.gate:hover{transform:translateY(-5px);background:#fff;box-shadow:0 18px 35px rgba(49,57,88,.1)}.gate-primary{background:var(--night);color:#fff;border-color:var(--night)}.gate small{display:block;color:var(--coral);font-size:10px;letter-spacing:.15em;margin-bottom:44px}.gate-primary small{color:var(--cyan)}.gate p{color:var(--muted);font-size:14px}.gate-primary p{color:#b9c8da}.gate strong{position:absolute;bottom:24px;left:25px;font-size:13px;color:var(--coral)}.gate-primary strong{color:var(--cyan)}.faculty-shelf{background:var(--paper-deep)}.faculty-list{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.faculty-list article{padding:26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:190px;background:rgba(255,255,255,.25)}.faculty-icon{display:block;color:var(--coral);font-family:Georgia,serif;font-size:18px;margin-bottom:25px}.faculty-list p{color:var(--muted);font-size:14px}
.study-ledger{padding:92px max(26px,calc((100% - 1320px)/2));background:var(--night);color:#fff;display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.study-ledger .chapter-label{color:var(--cyan)}.study-ledger h2{max-width:480px}.study-ledger p{color:#b7c8d6}.ledger-rows{border-top:1px solid rgba(255,255,255,.2)}.ledger-rows>div{display:grid;grid-template-columns:55px 1fr;gap:17px;padding:23px 0;border-bottom:1px solid rgba(255,255,255,.18)}.ledger-rows b{color:var(--gold);font-family:Georgia,serif;font-size:19px}.ledger-rows h3{font-size:20px}.ledger-rows p{grid-column:2;margin:0;font-size:14px}.moon-library{background:var(--paper)}.library-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.library-card{border-top:3px solid var(--coral);padding:20px 0 16px;min-height:260px;display:flex;flex-direction:column}.library-card time{font-size:12px;color:var(--muted);margin-bottom:14px}.library-card>span{font-size:11px;color:var(--coral);font-weight:800;margin-bottom:13px}.library-card h3{font-size:21px}.library-card h3 a:hover{color:var(--coral)}.library-card p{color:var(--muted);font-size:14px}.library-card .quiet-link{margin-top:auto;align-self:flex-start}.offer-ribbon{padding:65px max(26px,calc((100% - 1320px)/2));background:var(--coral);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:34px}.offer-ribbon .chapter-label{color:#ffe1d0}.offer-ribbon h2{max-width:620px}.offer-ribbon p{max-width:700px;color:#fff2e9}.academy-faq{background:#e6ddcc}.faq-list{max-width:950px;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{list-style:none;display:grid;grid-template-columns:48px 1fr auto;gap:16px;align-items:center;padding:19px 0;font-weight:800;cursor:pointer}summary::-webkit-details-marker{display:none}summary span{color:var(--coral);font-family:Georgia,serif}summary:after{content:'＋';font-size:22px;color:var(--coral);font-weight:400}details[open] summary:after{content:'－'}details p{max-width:770px;padding:0 0 20px 64px;color:var(--muted);margin:0}.boundary-strip{padding:23px max(26px,calc((100% - 1320px)/2));display:flex;justify-content:space-between;gap:24px;align-items:center;background:#d7cab8;color:#5f5b61;font-size:12px}.boundary-strip p{margin:0}.boundary-strip a{color:var(--coral);font-weight:800;white-space:nowrap}
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.help-page .page-intro{background:#e6ddcc;max-width:none;padding-left:max(26px,calc((100% - 1320px)/2));padding-right:max(26px,calc((100% - 1320px)/2))}.task-grid{max-width:1320px;margin:0 auto;padding:70px 26px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.task-grid a{padding:25px;border-top:3px solid var(--coral);background:rgba(255,255,255,.45);min-height:220px}.task-grid span{color:var(--coral);font-family:Georgia,serif}.task-grid h2{font-size:25px;margin-top:35px}.task-grid h3{font-size:16px}.task-grid p{color:var(--muted);font-size:14px}.spellbook{max-width:1320px;margin:0 auto;padding:25px 26px 100px}.spellbook .section-heading{border-bottom:1px solid var(--line);padding-bottom:25px}.spellbook .section-heading>p{color:var(--muted)}.legal-copy,.archive-body{max-width:920px;margin:0 auto;padding:30px 26px 110px}.legal-copy section,.archive-body section{padding:26px 0;border-bottom:1px solid var(--line)}.legal-copy p,.archive-body p{color:var(--muted);font-size:16px}.missing-page{min-height:calc(100vh - 76px);padding:150px 26px;text-align:center;background:var(--night);color:#fff}.missing-page .chapter-label{color:var(--cyan)}.missing-page p{color:#c5d5e0;margin:20px auto 30px;max-width:520px}.article-page{background:var(--paper)}.article-heading{max-width:1050px;margin:0 auto;padding:72px 26px 50px;border-bottom:1px solid var(--line)}.back-quiet{display:inline-block;color:var(--coral);font-size:13px;font-weight:800;margin-bottom:44px}.article-heading h1{font-size:clamp(36px,4.2vw,62px);max-width:1180px}.article-heading>p{max-width:780px;color:var(--muted);font-size:18px}.article-copy{max-width:850px;margin:0 auto;padding:55px 26px 70px}.article-copy section{margin-bottom:43px}.article-copy h2{font-size:29px}.article-copy p{color:#56617b;font-size:17px}.article-boundary{border-left:3px solid var(--coral);padding:16px 20px;background:rgba(215,120,95,.08);margin-top:50px}.article-boundary p{font-size:14px;margin:5px 0 0}.related-shelf{background:var(--paper-deep);padding:65px max(26px,calc((100% - 1320px)/2)) 90px}.related-shelf .library-grid{margin-top:30px}.academy-footer{background:#0d142d;color:#fff;padding:48px max(26px,calc((100% - 1320px)/2));display:grid;grid-template-columns:1fr 1fr;gap:30px;border-top:3px solid var(--cyan)}.footer-colophon{display:flex;gap:15px;max-width:570px}.footer-colophon strong{font-size:19px}.footer-colophon p{color:#b8c7d5;font-size:13px;margin:8px 0 0}.footer-orbit{width:20px;height:20px;border-radius:50%;border:2px solid var(--coral);display:block;flex:none;margin-top:4px;box-shadow:0 0 0 4px rgba(116,214,221,.12)}.footer-links{display:flex;justify-content:flex-end;align-content:flex-start;gap:14px 20px;flex-wrap:wrap;font-size:13px;color:#d5e3e8}.footer-links a:hover{color:var(--cyan)}.academy-footer>small{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.16);padding-top:18px;color:#8fa6b8;font-size:12px}
@media(max-width:950px){.moonbar{gap:15px;padding:0 18px}.academy-mark{min-width:auto}.moonbar nav{gap:13px}.header-offer{padding:0 13px}.orbital-hero{grid-template-columns:1fr;min-height:760px}.orbital-copy{padding:65px 24px 30px;justify-content:flex-start}.hero-visual{min-height:430px}.hero-visual img{object-position:62% center}.gate-grid{grid-template-columns:repeat(2,1fr)}.faculty-list{grid-template-columns:repeat(2,1fr)}.study-ledger{grid-template-columns:1fr;gap:28px}.library-grid{grid-template-columns:repeat(2,1fr)}.task-grid{grid-template-columns:repeat(2,1fr)}.academy-footer{grid-template-columns:1fr}.footer-links{justify-content:flex-start}.academy-footer>small{grid-column:auto}}@media(max-width:620px){body{font-size:15px}.moonbar{height:68px}.academy-mark small{display:none}.menu-trigger{display:block;margin-left:auto}.moonbar nav{display:none;position:absolute;top:67px;left:14px;right:14px;background:var(--paper);border:1px solid var(--line);padding:8px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 16px 34px rgba(27,37,68,.16)}.moonbar nav.is-open{display:flex}.nav-link{padding:10px 8px}.header-offer{font-size:12px;min-height:38px;padding:0 11px}.orbital-hero{min-height:720px}.orbital-copy{padding-top:52px}.orbital-copy h1{font-size:48px}.orbital-copy>p{font-size:16px}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions a{width:100%}.hero-visual{min-height:330px}.hero-visual figcaption{font-size:8px;right:15px;bottom:15px}.academy-gates,.faculty-shelf,.moon-library,.academy-faq{padding:66px 20px}.section-heading,.shelf-heading{display:block}.section-heading>p{margin-top:15px}.gate-grid,.faculty-list,.library-grid,.task-grid{grid-template-columns:1fr}.gate{min-height:215px}.gate small{margin-bottom:26px}.faculty-list article{min-height:160px}.study-ledger{padding:66px 20px}.offer-ribbon{padding:52px 20px;display:block}.offer-ribbon .spell-button{margin-top:17px}.boundary-strip{display:block;padding:20px}.boundary-strip a{display:inline-block;margin-top:8px}.page-intro,.article-index-lead{padding:62px 20px 46px}.page-intro h1,.article-index-lead h1{font-size:46px}.page-intro>p,.article-index-lead>p{font-size:16px}.manual-sections{padding:0 20px 45px}.manual-tail{display:block;padding:42px 20px 72px}.tail-links{margin-top:20px}.article-index-lead{padding-left:20px;padding-right:20px}.library-shelf,.spellbook{padding-left:20px;padding-right:20px}.library-note,.legal-copy,.archive-body,.article-copy{padding-left:20px;padding-right:20px}.task-grid{padding:50px 20px 25px}.spellbook .section-heading{display:block}.article-heading{padding:50px 20px 40px}.article-heading h1{font-size:42px}.article-copy{padding-top:42px}.article-copy p{font-size:16px}.related-shelf{padding-left:20px;padding-right:20px}.academy-footer{padding:40px 20px}.footer-links{gap:10px 16px}}