:root{--yellow:#acd7cf;--ink:#102e3b;--muted:#536b73;--line:#dce5e4;--paper:#fbfcf9;--soft:#eff4f0;--radius:16px;--sea-navy:#113946;--sea-teal:#24776e;--sea-mint:#c0e6dc;--sea-gold:#e1bd79}body{background:#fbfcf9;color:var(--ink)}h1,h2,h3{overflow-wrap:break-word}h1{font-family:Georgia,'Times New Roman',serif;font-size:clamp(38px,4.6vw,64px);font-weight:500;letter-spacing:-1.8px;line-height:1.08}h2{letter-spacing:-.8px}h3{line-height:1.3}p{line-height:1.72}.wrap{width:min(1220px,calc(100% - 64px))}.header{position:static!important;box-shadow:none;background:#fbfcf9}.header-inner{min-height:94px}.nautical-mark{display:grid;place-items:center;width:48px;height:48px;color:#fff;background:var(--sea-navy);border-radius:50%;font-size:16px;font-weight:800;letter-spacing:-1px;border:4px solid #dceae4}.brand strong{font-size:21px;letter-spacing:1px;text-transform:uppercase}.brand small{letter-spacing:1.8px;font-size:9px;margin-top:6px}.header nav{gap:26px;font-size:13px}.header nav 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16px 30px #153e4310;position:relative}.sea-panel-top{display:flex;justify-content:space-between;gap:10px;font-size:9px;letter-spacing:1.7px;color:#c0d9d9}.sea-panel-copy{position:relative;z-index:1}.sea-panel-copy .eyebrow{color:var(--sea-mint)}.sea-panel-copy h2{font-family:Georgia,serif;font-weight:400;font-size:30px;line-height:1.18;margin:8px 0 14px;letter-spacing:-.2px}.sea-panel-copy p{font-size:13px;color:#d5e3e5;margin:0;max-width:320px}.sea-boat-art{height:198px;position:relative;margin:15px auto 15px;width:250px;max-width:100%}.sea-orbit{width:192px;height:192px;border:1px dashed #a4cbc13c;border-radius:50%;position:absolute;left:25px;top:0}.sea-mast{position:absolute;width:3px;height:143px;background:#d1e7e0;left:131px;top:12px}.sea-sail-main{position:absolute;left:54px;top:20px;width:68px;height:125px;clip-path:polygon(100% 0,100% 100%,0 100%);background:#c4e5db}.sea-sail-front{position:absolute;left:143px;top:49px;width:65px;height:95px;clip-path:polygon(0 0,100% 100%,0 100%);background:#e6c181}.sea-hull{position:absolute;left:43px;top:155px;width:180px;height:20px;background:#eff4e8;clip-path:polygon(0 0,100% 0,85% 100%,12% 100%)}.sea-water{height:1px;background:#87b5ad44;position:absolute;top:182px;left:35px;width:175px}.water-2{top:193px;left:60px;width:150px}.water-3{top:171px;left:15px;width:30px}.sea-source-note{border:1px solid #deded0;border-radius:10px;display:flex;align-items:center;gap:20px;padding:16px 20px;background:#f4f2e9}.sea-source-note p{margin:0;font-size:12px;color:#5d665a;flex:1}.sea-source-note a{white-space:nowrap;font-size:12px;font-weight:700}.sea-source-badge{font-size:9px;letter-spacing:.7px;font-weight:800;max-width:125px;line-height:1.5}.section{padding:50px 0}.section-head{align-items:end;gap:24px;margin-bottom:22px}.section-head h2{font-size:29px;margin:7px 0 0;line-height:1.25}.sea-path{display:flex;padding:4px;border:1px solid var(--line);background:#f0f4f0;border-radius:8px;gap:3px}.sea-path button{padding:8px 11px;border:0;background:transparent;color:var(--muted);border-radius:5px;font-size:12px}.sea-path button[aria-pressed=true]{background:var(--sea-navy);color:#fff}.fine{font-size:12px;color:var(--muted)}.sea-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.sea-subject{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;position:relative;transition:box-shadow .2s,border-color .2s}.sea-subject.is-recommended{border-color:#75a999;box-shadow:0 0 0 1px #75a999}.sea-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}.sea-number{font-family:Georgia,serif;font-size:30px;color:#6f9390}.sea-chip{background:#eff4f0;color:#45695f;font-size:11px;font-weight:600;padding:5px 9px;border-radius:4px}.sea-subject h3{font-size:21px;letter-spacing:-.6px;margin:0 0 12px}.sea-subject p{color:var(--muted);font-size:14px;flex:1}.sea-card-meta{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);padding-bottom:22px}.sea-card-meta span:before{content:'✓';color:var(--sea-teal);margin-right:8px}.sea-subject .button{width:100%;justify-content:space-between}.sea-exam-link{margin-top:15px;font-size:12px;text-align:center}.sea-learning-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:5px 0 8px}.sea-session,.sea-pro-card{padding:32px;border-radius:14px;background:#edf3ef;border:1px solid #dce8e0}.sea-session h2,.sea-pro-card h2{font-size:25px;margin:10px 0 16px}.sea-session p,.sea-pro-card p{font-size:14px;color:var(--muted)}.sea-checklist{display:grid;gap:0;margin:18px 0}.sea-checklist label{display:flex;align-items:start;gap:11px;padding:13px 0;border-bottom:1px solid #d5e0d9;font-size:13px;cursor:pointer}.sea-checklist input{width:19px;height:19px;margin:2px 0 0;accent-color:var(--sea-teal);flex-shrink:0}.sea-pro-card{background:#173f49;color:#fff;border-color:#173f49}.sea-pro-card .eyebrow{color:#b1d8cb}.sea-pro-card p{color:#d3e5e5}.sea-pro-card .button.secondary{color:#fff!important;border-color:#64898e!important;font-size:12px;padding:10px 14px}.sea-pro-numbers{display:grid;grid-template-columns:repeat(3,1fr);margin:22px 0;gap:10px}.sea-pro-numbers span{display:grid;font-size:11px;color:#c8dddd}.sea-pro-numbers b{font:38px/1.2 Georgia,serif;color:#e1c592;margin-bottom:5px}.sea-storage-status{font-size:11px!important;min-height:19px}.text-button{font-size:12px;color:var(--sea-teal)}.sea-guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.sea-guide{display:flex;flex-direction:column;text-decoration:none;padding:24px;background:#fff;border:1px solid var(--line);border-radius:12px;min-height:194px}.sea-guide h3{font-size:19px;line-height:1.35;margin:13px 0 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0;margin-top:22px}.sea-status-table{width:100%;border-collapse:collapse;background:white;margin:20px 0;font-size:13px}.sea-status-table th,.sea-status-table td{padding:14px 16px;border:1px solid var(--line);text-align:left;vertical-align:top}.sea-status-table th{background:#edf3ef}.sea-status-table caption{text-align:left;margin-bottom:12px;font-weight:700}.sea-calc{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff}.sea-calc label{display:grid;gap:6px;font-size:14px}.sea-calc input{min-width:0;padding:10px;border:1px solid #93afaa;border-radius:6px}.sea-calc-output{grid-column:1/-1;padding:22px;background:#edf3ef;border-radius:8px;min-height:78px;font-size:19px;font-weight:700}.sea-source-link{font-size:12px;display:block;margin-top:8px}.sea-page-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.sea-page-grid a{color:var(--ink)}footer{background:#edf2ed;border-top:1px solid 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a{overflow-wrap:anywhere}.sea-local-warning{color:#9b341e!important}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #267c73;outline-offset:3px}.skip{z-index:100}
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@media(max-width:700px){.wrap{width:calc(100% - 36px)}.header-inner{min-height:114px;padding:17px 0;display:flex;flex-wrap:wrap;gap:18px}.brand strong{font-size:18px}.nautical-mark{width:40px;height:40px}.brand small{font-size:8px}.header nav{width:100%;justify-content:space-between;gap:10px;font-size:11px}.sea-hero{grid-template-columns:1fr;gap:28px;padding:36px 0 30px}.sea-hero h1{font-size:44px;max-width:500px}.sea-hero .lead{font-size:15px}.sea-hero-meta{margin-top:26px;gap:20px}.sea-hero-panel{min-height:190px;padding:21px}.sea-boat-art{position:absolute;width:174px;right:4px;top:34px;transform:scale(.67);transform-origin:top right;opacity:.7}.sea-panel-copy{padding-top:26px;max-width:67%}.sea-panel-copy h2{font-size:24px}.sea-panel-copy p{font-size:12px}.sea-panel-top{font-size:8px}.sea-panel-copy .eyebrow{font-size:8px}.sea-source-note{flex-wrap:wrap;gap:8px 14px;padding:14px}.sea-source-badge{max-width:none;flex-basis:100%;font-size:9px}.sea-source-note p{font-size:11px;flex-basis:70%}.sea-source-note a{font-size:11px}.section{padding:34px 0}.section-head h2{font-size:24px}.sea-card-grid,.sea-learning-grid,.sea-guide-grid,.sea-extra-links,.sea-page-grid{grid-template-columns:1fr}.sea-subject{padding:23px}.sea-card-top{margin-bottom:18px}.sea-subject h3{font-size:23px}.sea-card-meta{flex-direction:row;gap:18px;font-size:10px}.sea-subject p{margin-bottom:15px}.sea-guide{min-height:150px}.sea-extra-links{gap:21px;padding-top:22px;margin-bottom:30px}.sea-learning-grid{margin-top:0}.sea-pro-card h2,.sea-session h2{font-size:25px}.sea-pro-numbers b{font-size:35px}.article{padding-top:26px}.article h1{font-size:35px;letter-spacing:-1px}.sea-status-table{font-size:11px}.sea-status-table td,.sea-status-table th{padding:8px;overflow-wrap:anywhere}.sea-calc{padding:17px;grid-template-columns:1fr;gap:15px}.footer-grid{grid-template-columns:1fr;padding-top:28px;gap:18px}.footer-bottom{flex-direction:column;align-items:start;gap:5px}.sea-figure{padding:6px}.sea-figure figcaption{padding:7px}.module-heading .lead{font-size:14px}.sea-inline-note{font-size:11px}.module-stats{font-size:11px;gap:8px}.run-side{max-width:100%}.sea-source-link{overflow-wrap:anywhere}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}
@media print{.header,.sea-path,.actions,.button,footer,.sea-extra-links,.sea-version{display:none!important}.wrap{width:100%}.sea-checklist input{appearance:auto}.article{padding:0}.sea-figure{break-inside:avoid}.sea-source-note{background:white}.sea-hero{display:block}.sea-hero-panel{display:none}}