:root{font-family:ui-rounded,'Trebuchet MS',Arial,sans-serif;color:#17383e;background:#eef7f6;font-size:16px;line-height:1.5}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 92% 9%,#fff4d8 0,transparent 30%),#eef7f6}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}a{color:#075c75}a:focus-visible,button:focus-visible{outline:4px solid #ef9a31;outline-offset:3px}.skip{position:absolute;left:-9999px;top:0;background:white;padding:12px;z-index:10}.skip:focus{left:12px}.site-header{height:84px;max-width:1160px;margin:auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{border:0;background:none;color:#0a5364;display:flex;align-items:center;gap:10px;text-align:left;font-size:.85rem;line-height:1.06;letter-spacing:.01em}.brand strong{font-size:1.1rem}.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:#0a5b70;color:#ffd174;font-size:1.55rem}.header-progress{min-width:160px;color:#315c65;font-size:.88rem;font-weight:700;text-align:right}.meter{height:9px;border-radius:20px;background:#d4e6e7;margin-top:6px;overflow:hidden}.meter span{display:block;height:100%;background:#e7a84f;width:0;transition:width .3s}main{max-width:1160px;margin:0 auto;padding:0 24px 56px;min-height:calc(100vh - 140px)}footer{border-top:1px solid #d2e6e6;text-align:center;color:#507077;font-size:.86rem;padding:22px}.hero{display:grid;grid-template-columns:minmax(0,1fr) 48%;min-height:490px;border-radius:28px;overflow:hidden;background:#0b5a70;box-shadow:0 18px 35px #0b43541c;color:white}.hero-copy{padding:48px 50px;display:flex;flex-direction:column;justify-content:center}.eyebrow{text-transform:uppercase;font-size:.8rem;letter-spacing:.15em;font-weight:900;color:#f6c968;margin:0 0 15px}.hero h1{font-size:clamp(2.35rem,5vw,4.3rem);line-height:1.06;margin:0 0 20px;max-width:630px;letter-spacing:-.035em}.hero p{font-size:1.18rem;max-width:540px;margin:0 0 24px;color:#eff8f5}.hero-art{background:#d9eff3}.hero-art img{width:100%;height:100%;object-fit:cover;object-position:39% center;display:block}.primary,.secondary,.ghost,.choice,.tiny{border-radius:15px;font-weight:800;min-height:50px;padding:11px 22px;border:2px solid transparent;transition:transform .12s,background .12s,box-shadow .12s}.primary:hover:not(:disabled),.secondary:hover:not(:disabled),.choice:hover:not(:disabled){transform:translateY(-2px)}.primary{background:#f8c55c;color:#243a3f;box-shadow:0 5px 0 #c88c31}.primary:active{transform:translateY(3px);box-shadow:0 2px 0 #c88c31}.secondary{background:#fff;color:#0a5b70;border-color:#bad9df}.ghost{background:transparent;color:#0a5b70;border:1px solid #a9ccd1}.hero .primary{align-self:flex-start}.intro-tail{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:18px 0}.mini-card,.panel,.station,.question-card,.passport-card{background:white;border:1px solid #d9eaea;border-radius:22px;box-shadow:0 8px 20px #1648590d}.mini-card{padding:18px 20px;font-size:.92rem;color:#40626b}.mini-card b{display:block;color:#0c5366;font-size:1rem}.wrap{max-width:940px;margin:12px auto}.back{border:0;background:transparent;color:#0a5b70;font-weight:800;padding:8px 2px;margin:0 0 12px}.panel{padding:clamp(24px,5vw,50px)}.panel h1,.section-title{font-size:clamp(1.9rem,4vw,3rem);line-height:1.15;color:#0a4c60;margin:0 0 15px}.panel h2{font-size:1.6rem;color:#0a4c60;line-height:1.2}.lead{font-size:1.12rem;max-width:680px;color:#365a61}.question-band{background:#dff2ed;border-left:5px solid #1d918c;padding:18px 22px;border-radius:13px;margin:24px 0;font-weight:800;font-size:1.1rem}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:9px;margin:25px 0}.steps div{border-radius:15px;background:#eff7f7;padding:14px 9px;text-align:center;font-size:.86rem}.steps b{display:block;color:#0d6272}.steps span{font-size:1.3rem}.map-head{display:flex;align-items:end;justify-content:space-between;gap:15px;margin:22px 0 14px}.map-head h1{margin:0;color:#0a4c60;line-height:1.1;font-size:clamp(2rem,4vw,3.1rem)}.map-head p{margin:5px 0 0;color:#45686d}.stations{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.station{padding:22px;display:flex;flex-direction:column;min-height:220px;position:relative;overflow:hidden}.station::before{content:'';height:6px;position:absolute;inset:0 0 auto;background:var(--accent,#62aab0)}.station.locked{background:#f6f9f9;color:#708388}.station.done{background:#fbfdf8}.station-icon{font-size:1.9rem;line-height:1;margin-bottom:14px}.station small{text-transform:uppercase;letter-spacing:.1em;font-weight:900;color:#50757b}.station h2{font-size:1.25rem;line-height:1.2;color:#194b56;margin:8px 0 10px}.station p{font-size:.88rem;color:#5b777c;margin:0 0 auto}.station button{align-self:flex-start;margin-top:16px}.station .word-pill{align-self:flex-start;margin-top:10px}.word-pill{border-radius:99px;background:#e2f3e8;color:#22644c;padding:5px 11px;font-weight:900;font-size:.83rem;letter-spacing:.03em}.route-line{font-size:.9rem;color:#517178;text-align:center;margin:20px 0}.mission-shell{max-width:940px;margin:auto}.mission-top{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:6px 0 20px}.mission-top .back{margin:0}.mission-step{font-weight:800;font-size:.86rem;color:#376871}.mission-banner{padding:28px 32px;border-radius:23px;background:linear-gradient(110deg,#0b5b70,#157c86);color:white;margin-bottom:16px;position:relative;overflow:hidden}.mission-banner::after{content:'✦';position:absolute;right:27px;top:-40px;font-size:10rem;color:#ffffff14}.mission-banner .eyebrow{margin:0 0 5px}.mission-banner h1{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.15;margin:0 0 5px;max-width:720px}.mission-banner p{margin:0;color:#d8eff2}.stage-track{display:flex;gap:6px;margin-bottom:16px}.stage-track span{height:8px;flex:1;border-radius:8px;background:#d0e4e7}.stage-track span.active{background:#f0bd5b}.stage-track span.complete{background:#56ad91}.stage-panel{padding:clamp(22px,4vw,38px)}.stage-panel h2{margin:0 0 12px}.prompt-box{background:#f2f8f8;padding:18px;border-radius:15px;margin:18px 0;font-weight:700;color:#28535d}.video-box{background:#082e3e;border-radius:17px;overflow:hidden;aspect-ratio:16/9;margin:19px 0;display:flex;align-items:center;justify-content:center}.video-box iframe{border:0;width:100%;height:100%}.video-placeholder{color:white;text-align:center;padding:25px}.video-placeholder span{display:block;font-size:3rem}.action-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:20px}.action-row a{min-height:50px;display:inline-flex;align-items:center;text-decoration:none}.muted{color:#5b777c;font-size:.92rem}.game-counter{font-weight:800;color:#377581;text-transform:uppercase;font-size:.83rem;letter-spacing:.09em}.game-item{font-size:1.28rem;font-weight:800;color:#173f4b;background:#f0f8f7;padding:25px;border-radius:17px;margin:16px 0;min-height:98px;display:flex;align-items:center}.options{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:18px 0}.choice{background:#fff;border-color:#c7dfe0;text-align:left;color:#21464e;font-weight:700;min-height:58px}.choice:hover:not(:disabled){background:#edf8f6;border-color:#67aba8}.choice.correct{border-color:#48a774;background:#e7f7ed}.choice.wrong{border-color:#d59652;background:#fff5e8}.feedback{min-height:29px;color:#376d5c;font-weight:800;margin:8px 0}.feedback.try{color:#9a5d24}.order-list{list-style:none;padding:0;margin:16px 0;display:grid;gap:9px}.order-list li{display:flex;align-items:center;gap:12px;background:#f1f8f8;padding:8px 12px;border:1px solid #d4e8e7;border-radius:13px}.order-num{font-weight:900;color:#0f7180;width:27px;text-align:center}.order-text{flex:1}.move-controls{display:flex;gap:4px}.tiny{min-width:43px;min-height:42px;padding:5px 8px;background:white;border-color:#c4dbdd;color:#0a5b70}.tiny:hover:not(:disabled){background:#e7f3f3}.question-card{padding:22px;background:#f5faf9;margin:14px 0}.question-card h3{font-size:1.22rem;margin:0 0 4px;color:#173f4b}.quiz-options{display:grid;gap:9px;margin:16px 0}.quiz-options .choice{width:100%}.reveal{text-align:center}.reveal .seal{width:82px;height:82px;border-radius:50%;background:#f8d379;border:5px dotted #b27c2d;margin:0 auto 16px;display:grid;place-items:center;font-size:2.4rem}.reveal h2{font-size:2rem}.secret{display:inline-block;color:#074e5d;border:2px dashed #e2a84f;border-radius:17px;background:#fff7df;padding:12px 24px;font-size:clamp(1.5rem,4vw,2.2rem);font-weight:900;letter-spacing:.04em;margin:12px}.final-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.passport-card{padding:18px;border-top:5px solid #e9ba60}.passport-card strong{display:block;color:#0a5364}.passport-card small{color:#627c7e}.passport-card .word-pill{display:inline-block;margin-top:12px}.selection-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:15px 0}.selection-grid .choice{text-align:center}.selected{background:#e6f5e9;border-color:#389965}.completion{text-align:center}.completion .seal{font-size:3rem}.completion .secret{margin:12px 0 21px}.hidden{display:none!important}@media(max-width:800px){.hero{grid-template-columns:1fr}.hero-art{height:250px;order:-1}.hero-copy{padding:28px}.hero h1{font-size:2.6rem}.stations{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(3,1fr)}.final-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.site-header{height:74px;padding:9px 15px}.brand-mark{width:38px;height:38px}.brand strong{font-size:.91rem}.header-progress{min-width:98px;font-size:.74rem}main{padding:0 14px 38px}.hero{border-radius:20px}.hero-art{height:215px}.hero-copy{padding:25px}.hero h1{font-size:2.25rem}.hero p{font-size:1rem}.intro-tail{grid-template-columns:1fr}.stations{grid-template-columns:1fr}.station{min-height:180px}.steps{grid-template-columns:repeat(2,1fr)}.options,.final-grid,.selection-grid{grid-template-columns:1fr}.mission-banner{padding:23px}.mission-banner::after{display:none}.panel{padding:23px}.map-head{display:block}.map-head .secondary{margin-top:14px}.order-text{font-size:.9rem}.move-controls .tiny{min-width:37px;padding:4px}}