@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{color-scheme:dark;--bg:#081a24;--panel:#0c222d;--line:#243943;--muted:#90a6ad;--white:#f0f3e9;--mint:#a9e8c7;--yellow:#f5c96a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--white);font-family:'DM Sans',sans-serif;font-size:14px}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:2px solid var(--mint);outline-offset:5px}button{border:0}a{color:inherit;text-decoration:none}.page{max-width:1160px;margin:auto;padding:0 40px}header{height:105px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;letter-spacing:2px;font-size:15px;font-weight:700}.brand-mark{font-size:39px;line-height:1;color:var(--mint);font-weight:400;transform:rotate(-10deg)}.brand-tag{font-family:'Space Grotesk',monospace;font-size:9px;letter-spacing:1px;color:var(--mint);border:1px solid #456052;padding:4px 5px;border-radius:3px;margin-left:3px}nav{display:flex;align-items:center;gap:20px}.quiet{background:none;font-size:12px}.quiet span{color:var(--muted);margin-left:8px}.icon-btn{background:transparent;width:35px;height:35px;display:inline-grid;place-items:center;border-radius:5px;color:var(--muted);font-size:22px}.icon-btn:hover{background:#ffffff09;color:var(--white)}.icon-btn svg{width:20px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round}.intro{text-align:center;padding:48px 0 34px}.eyebrow{font-family:'Space Grotesk',sans-serif;font-size:10px;letter-spacing:2px;font-weight:500;color:var(--mint)}.live-dot{display:inline-block;height:6px;width:6px;border-radius:50%;background:var(--mint);margin-right:8px;box-shadow:0 0 10px #a9e8c733}h1,h2,h3{font-family:'Space Grotesk',sans-serif}h1{font-weight:500;font-size:clamp(32px,4.5vw,52px);letter-spacing:-2.3px;margin:14px 0 12px;line-height:1.13}h1>span{color:var(--mint)}.intro p{color:var(--muted);font-size:15px;margin:0}.intro p span{color:#c4cecc}.game-shell{border:1px solid #2e454e;border-radius:12px;overflow:hidden;background:var(--panel);box-shadow:0 22px 70px #0002}.game-top{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 23px;border-bottom:1px solid var(--line)}.mode-tabs{display:flex;gap:5px;background:#071922;border:1px solid #263a42;padding:4px;border-radius:7px}.mode-tabs button{font-size:12px;background:none;color:var(--muted);padding:7px 13px;border-radius:4px}.mode-tabs button.selected{background:#25463f;color:#c6f5d8}.tiny-dot{display:inline-block;width:4px;height:4px;background:var(--mint);border-radius:50%;vertical-align:middle;margin-left:6px}.challenge-label{font:10px 'Space Grotesk',monospace;letter-spacing:1.6px;color:var(--muted)}.viewport{position:relative;aspect-ratio:1000/460;isolation:isolate;background:#102e3c;overflow:hidden}canvas{width:100%;height:100%;display:block;touch-action:none}.hud{position:absolute;top:24px;left:28px;right:28px;display:flex;justify-content:space-between;pointer-events:none}.hud>div>span{font:9px 'Space Grotesk',monospace;letter-spacing:1.7px;color:#94b2ba}.hud strong{display:block;font:28px 'Space Grotesk',monospace;letter-spacing:-1px;margin-top:4px}.hud b{font-weight:500}.hud small{font-size:12px;margin-left:6px;color:#8aa7b0}.hud-right{text-align:right}.hud #pause-btn{pointer-events:auto;position:absolute;left:50%;transform:translateX(-50%);color:#b5d3d5}.overlay{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(90deg,#09212c11,#09212c60 35%,#09212c60 65%,#09212c11)}.overlay[hidden],*[hidden]{display:none!important}.overlay-card{text-align:center;padding:20px;max-width:490px}.overlay h2{font-weight:500;letter-spacing:-1px;font-size:34px;margin:15px 0 12px}.overlay p{color:#acc0c3;font-size:13px;line-height:1.8;margin:0 0 23px}.primary{background:var(--mint);color:#102d29;padding:15px 29px;min-width:180px;font-weight:700;border-radius:6px;box-shadow:0 4px 18px #0001}.primary:hover{background:#c0f5d9;transform:translateY(-1px)}.primary span{margin-left:28px;font-size:18px}.secondary{display:block;background:#143b45;border:1px solid #4d6d71;border-radius:6px;padding:10px 20px;margin:12px auto 0}.overlay-note{display:block;font-size:10px;margin-top:16px;color:#89a6ad}.ocean-caption{position:absolute;bottom:19px;left:27px;right:27px;display:flex;justify-content:space-between;font:8px 'Space Grotesk',monospace;color:#648c96;letter-spacing:1.8px;pointer-events:none}.ocean-caption b{font-weight:400;color:#b5c8cc}.controls-bar{height:49px;padding:0 24px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);background:#0b202b}.key{border:1px solid #42515a;border-radius:3px;font-size:9px;padding:4px 6px;color:#cad3d3;font-family:'Space Grotesk',monospace;margin-right:5px}.control-divider{color:#526773;padding:0 10px}.avoid{font-size:10px;color:#748d97}.log-bar{min-height:70px;padding:15px 24px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line)}.dive-log{display:flex;gap:20px;align-items:center}.label{font:9px 'Space Grotesk',monospace;letter-spacing:1.3px;color:var(--muted)}.dive-slots{display:flex;gap:8px}.dive-slot{border:1px solid #30454e;border-radius:5px;min-width:69px;height:32px;display:flex;gap:8px;align-items:center;justify-content:center;font:11px 'Space Grotesk',monospace;color:#8fa2a9}.dive-slot.done{background:#183c37;border-color:#355d4c;color:var(--mint)}.dive-slot.active{border-color:var(--yellow);color:var(--yellow)}.dive-slot span{color:#58727d;font-size:9px}.share-btn{background:transparent;font-size:11px;color:var(--mint)}.share-btn span{margin-left:15px}.below-game{display:flex;justify-content:space-between;padding:19px 3px;font-size:11px;color:var(--muted)}.next-dive{display:flex;align-items:center}.next-dive .live-dot{height:4px;width:4px;background:#789e96}.next-dive b{font:11px 'Space Grotesk',monospace;color:#bdcfcf;margin-left:3px}.utc{margin-left:15px;color:#5c7986;font-size:10px}.streak{display:flex;gap:6px;align-items:center}.streak>span{color:var(--yellow);font-size:15px;margin-right:2px}.streak b{font-weight:500;color:var(--white)}.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin:29px 0 45px}.feature-row article{border-top:1px solid var(--line);padding-top:22px;position:relative}.feature-number{font:10px 'Space Grotesk',monospace;color:#6c8d8d}.feature-row h3{font-size:15px;font-weight:500;margin:12px 0 8px;letter-spacing:-.2px}.feature-row p{font-size:12px;line-height:1.8;color:#819ca7;margin:0}footer{border-top:1px solid var(--line);padding:23px 0 30px;display:flex;justify-content:space-between;font-size:10px;color:#62818c}footer>span:last-child{font:8px 'Space Grotesk',monospace;letter-spacing:1.3px}.footer-wave{color:var(--mint);margin:0 12px}.touch-control,.mobile-control{display:none}dialog{background:#0f2833;border:1px solid #3e5b65;border-radius:14px;color:var(--white);width:min(480px,calc(100% - 32px));padding:34px;box-shadow:0 25px 150px #0008}dialog::backdrop{background:#04141cbb;backdrop-filter:blur(5px)}.close-dialog{position:absolute;right:12px;top:10px}dialog h2{font-weight:500;font-size:29px;margin:12px 0 18px}dialog p,dialog li{font-size:13px;line-height:1.8;color:#afc1c5}dialog ol{padding-left:20px}dialog strong{color:var(--white)}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0}.stat-grid>div{padding:18px 8px;text-align:center;border:1px solid var(--line);border-radius:7px}.stat-grid b{display:block;font:25px 'Space Grotesk',monospace;color:var(--mint)}.stat-grid span{font-size:10px;color:var(--muted)}.share-preview{white-space:pre-wrap;font:13px/1.9 monospace;background:#081c26;padding:18px;border:1px solid var(--line);border-radius:7px;width:100%;min-height:210px;color:var(--white);resize:vertical}.dialog-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.dialog-actions .primary{min-width:0;padding:12px 20px}.dialog-actions a{padding:12px;font-size:12px;border:1px solid var(--line);border-radius:5px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%) translateY(90px);opacity:0;transition:.2s;background:var(--mint);color:#102d29;padding:13px 22px;border-radius:6px;font-size:13px;z-index:20;text-align:center;pointer-events:none}#toast.show{transform:translateX(-50%) translateY(0);opacity:1}.playing .hud strong{color:var(--mint)}
@media(min-width:1400px){.page{max-width:1200px}.intro{padding-top:55px}}@media(max-width:700px){.page{padding:0 18px}header{height:78px}.brand{font-size:12px;gap:7px;letter-spacing:1.2px}.brand-mark{font-size:30px}.brand-tag{font-size:8px}nav{gap:7px}.quiet{font-size:0}.quiet:before{content:'?';font-size:16px;border:1px solid #50616b;border-radius:50%;width:19px;height:19px;display:block}.quiet span{display:none}.intro{padding:34px 0 26px}.intro .eyebrow{font-size:8px;letter-spacing:1.5px}h1{font-size:34px;letter-spacing:-1.6px}.intro p{font-size:12px}.game-top{height:55px;padding:0 12px}.mode-tabs button{padding:6px 10px;font-size:10px}.challenge-label{font-size:8px;letter-spacing:.6px}.viewport{aspect-ratio:1.15;min-height:330px}canvas{object-fit:fill}.hud{top:16px;left:16px;right:16px}.hud>div>span{font-size:7px;letter-spacing:1px}.hud strong{font-size:22px}.overlay h2{font-size:25px;margin:10px 0}.overlay .eyebrow{font-size:8px;letter-spacing:1.5px}.overlay p{font-size:11px;line-height:1.5;margin-bottom:15px}.overlay-card{padding:45px 10px 20px}.primary{padding:12px 22px;min-width:160px;font-size:12px}.overlay-note{font-size:8px;margin-top:10px}.ocean-caption{bottom:10px;left:15px;right:15px;font-size:6px}.controls-bar{justify-content:center;padding:0 9px;height:43px;font-size:9px}.avoid,.desktop-control{display:none}.mobile-control{display:inline}.control-divider{padding:0 5px}.key{font-size:8px}.touch-control{display:flex;align-items:center;justify-content:center;gap:18px;width:100%;height:48px;touch-action:none;background:#21493f;color:var(--mint);font:10px 'Space Grotesk',sans-serif;letter-spacing:1px;border-top:1px solid #3b6554}.touch-control:active{background:#3a6854}.touch-control span{font-size:8px;color:#8fae9f}.log-bar{padding:14px 12px;min-height:63px}.dive-log{gap:9px}.label{font-size:7px;letter-spacing:.8px}.dive-slots{gap:4px}.dive-slot{min-width:43px;font-size:9px;gap:4px;height:29px}.share-btn{font-size:9px;padding:4px}.share-btn span{margin-left:4px}.below-game{font-size:9px}.next-dive b{font-size:10px}.utc{display:none}.feature-row{gap:20px;margin:19px 0 30px}.feature-row h3{font-size:12px;line-height:1.4}.feature-row p{font-size:10px;line-height:1.7}.feature-row p br{display:none}footer{font-size:8px;gap:15px;align-items:center}footer>span:last-child{font-size:6px;line-height:1.8;text-align:right}.footer-wave{margin:0 5px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}