:root{--panel:#1e140cd1;--panel-solid:#1a140ff2;--line:#f0dcb42e;--text:#f7eedb;--muted:#f7eedbb8;--accent:#d2a94e;--brass:linear-gradient(160deg, #f1d991 0%, #c49a46 45%, #8a6527 80%, #5d431b 100%);--radius:10px;--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--grain:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='120'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='0.008 0.42' numOctaves='3' seed='7'/><feColorMatrix values='0 0 0 0 0.12  0 0 0 0 0.07  0 0 0 0 0.03  0 0 0 0.9 -0.18'/></filter><rect width='100%' height='100%' filter='url(%23g)'/></svg>");--wear:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='w'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='3'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 0.95  0 0 0 0 0.85  0 0 0 0.35 -0.12'/></filter><rect width='100%' height='100%' filter='url(%23w)'/></svg>");color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif}*{box-sizing:border-box}html,body{overscroll-behavior:none;background:#8fb3cf;height:100%;margin:0;overflow:hidden}#app{position:fixed;top:0;bottom:0;left:0;right:0}#app canvas{width:100%;height:100%;display:block}.glass{background:var(--panel);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:var(--radius)}.plank{background:radial-gradient(circle at 7px 7px, #f3dc9a 0 1.2px, #9b7633 1.8px, #4a3415 2.6px, transparent 3px), radial-gradient(circle at calc(100% - 7px) 7px, #f3dc9a 0 1.2px, #9b7633 1.8px, #4a3415 2.6px, transparent 3px), radial-gradient(circle at 7px calc(100% - 7px), #f3dc9a 0 1.2px, #9b7633 1.8px, #4a3415 2.6px, transparent 3px), radial-gradient(circle at calc(100% - 7px) calc(100% - 7px), #f3dc9a 0 1.2px, #9b7633 1.8px, #4a3415 2.6px, transparent 3px), var(--wear), var(--grain), linear-gradient(180deg, #6e4828f0, #4a2e18f2);border-radius:var(--radius);color:var(--text);text-shadow:0 1px 1px #000000b3;border:1px solid #190e06d9;box-shadow:inset 0 1px #ffe4b438,inset 0 -2px 4px #00000059,0 3px 10px #00000059}.canvas-cloth{background:repeating-linear-gradient(0deg, #78644614 0 1px, transparent 1px 3px), repeating-linear-gradient(90deg, #78644614 0 1px, transparent 1px 3px), var(--wear), linear-gradient(180deg, #efe4cb, #d6c6a2);color:#2b1c0e;text-shadow:none;border:3px solid #0000;border-image:repeating-linear-gradient(45deg,#b48a4f 0 3px,#7d5a2c 3px 6px) 3;border-radius:12px;font-weight:650;box-shadow:0 3px 10px #00000059}button{font:inherit;color:inherit}.hud{top:calc(10px + var(--safe-top));-webkit-user-select:none;user-select:none;pointer-events:auto;align-items:center;gap:8px;padding:6px 14px 6px 6px;display:flex;position:fixed;left:10px}.hud-compass{filter:drop-shadow(0 1px 1px #00000080);flex:none;width:46px;height:46px}.hud-speed{flex-direction:column;line-height:1;display:flex}.hud-speed b{font-variant-numeric:tabular-nums;letter-spacing:-.3px;font-size:24px;font-weight:700}.hud-speed span{color:var(--text);opacity:.85;letter-spacing:.04em;margin-top:2px;font-size:12px}.icon-button{top:calc(10px + var(--safe-top));cursor:pointer;color:#2a1a08;background:radial-gradient(circle at 35% 30%,#f6e2a6,#c69c48 45%,#6e5020 100%);border:1px solid #3d2a10;border-radius:50%;place-items:center;width:46px;height:46px;padding:0;display:grid;position:fixed;right:10px;box-shadow:inset 0 0 0 4px #3c280f40,0 3px 8px #0006}.icon-button:hover{filter:brightness(1.08)}.icon-button svg{width:22px;height:22px}.hint{left:50%;bottom:calc(16px + var(--safe-bottom));color:var(--text);white-space:nowrap;pointer-events:none;padding:8px 14px;font-size:13px;transition:opacity 1.2s;position:fixed;transform:translate(-50%)}.hint kbd{font:inherit;color:#2a1a08;background:var(--brass);text-shadow:none;border:1px solid #3d2a10;border-radius:6px;margin:0 2px;padding:1px 6px}.hint.faded{opacity:0}.panel{top:calc(68px + var(--safe-top));width:320px;max-height:calc(100% - 84px - var(--safe-top));background:var(--grain), linear-gradient(180deg, #261c14f7, #1a140ff7);border:1px solid #d2a94e73;border-radius:12px;flex-direction:column;padding:0;transition:transform .25s;display:flex;position:fixed;right:12px;overflow:hidden;transform:translate(calc(100% + 24px));box-shadow:0 6px 24px #00000073}.panel.open{transform:none}.panel-head{border-bottom:1px solid #d2a94e40;flex:none;justify-content:space-between;align-items:center;padding:8px 8px 8px 16px;display:flex}.panel-head h2{margin:0;font-size:17px;font-weight:650}.close{cursor:pointer;width:44px;height:44px;color:var(--muted);background:0 0;border:0;border-radius:10px;font-size:28px;line-height:1}.panel-scroll{-webkit-overflow-scrolling:touch;overscroll-behavior:contain;touch-action:pan-y;flex:auto;min-height:0;padding:4px 16px 16px;overflow-y:auto}.panel-scroll *{touch-action:pan-y}.sect{border-bottom:1px solid #ffffff14}.sect-head{cursor:pointer;width:100%;min-height:48px;color:var(--accent);letter-spacing:.08em;text-transform:uppercase;text-align:left;background:0 0;border:0;justify-content:space-between;align-items:center;padding:0 4px;font-size:13px;font-weight:650;display:flex}.chev{border-bottom:2px solid;border-right:2px solid;width:9px;height:9px;margin-right:6px;transition:transform .2s;transform:rotate(45deg)}.sect.open .chev{transform:rotate(-135deg)}.sect-body{padding:0 0 12px;display:none}.panel-subhead{color:var(--text);margin:14px 0 8px;font-size:13px;font-weight:650}.subsect{border-top:1px solid #ffffff14;margin:6px 0 0}.subsect>summary{cursor:pointer;min-height:44px;color:var(--muted);justify-content:space-between;align-items:center;font-size:14px;list-style:none;display:flex}.subsect>summary::-webkit-details-marker{display:none}.subsect>summary:after{content:"";border-bottom:2px solid;border-right:2px solid;width:7px;height:7px;margin-right:8px;transform:rotate(45deg)}.subsect[open]>summary:after{transform:rotate(-135deg)}.sect.open .sect-body{display:block}.close:hover{color:var(--text);background:#ffffff14}.panel h3{letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:16px 0 8px;font-size:12px;font-weight:650}.segmented{background:#ffffff12;border-radius:10px;grid-template-columns:repeat(3,1fr);gap:4px;padding:3px;display:grid}.segmented button{cursor:pointer;min-height:40px;color:var(--muted);background:0 0;border:0;border-radius:8px;padding:8px 0;font-size:14px}.choice{margin:0 0 10px}.choice-label{color:var(--muted);margin:0 0 5px;font-size:13px}.segmented.small button{min-height:40px;padding:7px 0;font-size:13px}.segmented button.active{background:var(--brass);color:#22160a;font-weight:650}.slider{grid-template-columns:1fr auto;gap:2px 8px;margin:9px 0;font-size:14px;display:grid}.slider output{color:var(--muted);font-variant-numeric:tabular-nums;font-size:13px}.slider input{width:100%;accent-color:var(--accent);pointer-events:none;-webkit-appearance:none;appearance:none;background:0 0;grid-column:1/-1;height:30px;margin:4px 0 0}.slider input::-webkit-slider-runnable-track{background:#ffffff2e;border-radius:3px;height:6px}.slider input::-moz-range-track{background:#ffffff2e;border-radius:3px;height:6px}.slider input::-webkit-slider-thumb{-webkit-appearance:none;background:var(--brass);border:2px solid #3d2a10;border-radius:50%;width:26px;height:26px;margin-top:-10px;box-shadow:0 1px 4px #00000080}.slider input::-moz-range-thumb{background:var(--brass);border:2px solid #3d2a10;border-radius:50%;width:22px;height:22px}.slider input:focus-visible::-webkit-slider-thumb{outline:2px solid var(--accent);outline-offset:2px}.slider.dragging input::-webkit-slider-thumb{transform:scale(1.12)}.slider{cursor:pointer;padding:2px 0}.slider-note{color:var(--muted);grid-column:1/-1;font-size:12px;display:none}.slider.disabled{opacity:.45;cursor:default}.slider.disabled .slider-note{display:block}.panel-actions{gap:8px;margin-top:16px;display:flex}.panel-actions button{border:1px solid var(--line);cursor:pointer;background:#ffffff0f;border-radius:10px;flex:1;min-height:44px;padding:9px 0;font-size:14px}.panel-actions button:hover{background:#ffffff1f}.panel-actions-inline{margin-top:6px;margin-bottom:8px}.panel-note{color:var(--muted);margin:2px 0 10px;font-size:13px}.panel-foot{color:var(--muted);text-align:center;margin-top:12px;font-size:12px}.touch{display:none}.is-touch .touch{display:block}.is-touch .hint,.panel-open .touch{display:none}.panel{z-index:5}.steer-pad{left:14px;bottom:calc(14px + var(--safe-bottom));touch-action:none;width:176px;height:78px;position:fixed}.steer-track{background:linear-gradient(#3b2a14,#8a6527 40%,#e2c47a 55%,#6e5020);border-radius:4px;height:8px;position:absolute;top:41px;left:22px;right:22px;box-shadow:inset 0 1px 2px #0009}.knob{pointer-events:none;background:radial-gradient(circle at 38% 32%,#6a6e72 0 10%,#3a3d40 45%,#1c1e20 100%);border:2px solid #b48a3c;border-radius:50%;width:44px;height:44px;position:absolute;box-shadow:inset 0 0 0 3px #00000059,0 3px 6px #00000080}.knob:after{content:"";background:radial-gradient(circle at 35% 30%,#f6e2a6,#c69c48 50%,#6e5020);border-radius:50%;position:absolute;top:13px;bottom:13px;left:13px;right:13px}.steer-pad .knob{top:23px;left:calc(50% - 22px)}.control-label{text-align:center;letter-spacing:.06em;color:var(--text);pointer-events:none;font-size:12px;font-weight:600;position:absolute;top:6px;left:0;right:0}.mark{color:var(--muted);pointer-events:none;font-size:10.5px;position:absolute}.steer-pad .mark{color:var(--text);opacity:.8;top:8px}.mark-left{left:12px}.mark-right{right:12px}.throttle-pad{right:14px;bottom:calc(14px + var(--safe-bottom));touch-action:none;width:88px;height:196px;position:fixed}.throttle-track{background:linear-gradient(90deg,#3b2a14,#8a6527 40%,#e2c47a 55%,#6e5020);border-radius:4px;width:8px;position:absolute;top:40px;bottom:22px;left:30px;box-shadow:inset 0 1px 2px #0009}.throttle-pad .mark-f,.throttle-pad .mark-r{text-align:center;color:#22160a;width:18px;height:18px;text-shadow:none;background:var(--brass);border:1px solid #3d2a10;border-radius:50%;font-size:11px;font-weight:800;line-height:18px;left:63px}.throttle-pad .mark-r{color:#fff3e6;background:linear-gradient(160deg,#e0866f,#a8322a 60%,#5e1a14)}.throttle-stop{pointer-events:none;background:#f7eedb;border-radius:2px;width:30px;height:3px;position:absolute;left:19px;box-shadow:0 1px 1px #0009}.throttle-pad .knob{left:12px}.sail-button{left:14px;bottom:calc(14px + 78px + 10px + var(--safe-bottom));cursor:pointer;width:176px;height:46px;padding:0 16px;font-size:15px;position:fixed}@media (max-height:480px) and (orientation:landscape){.sail-button{left:200px;bottom:calc(14px + 16px + var(--safe-bottom));width:130px}.throttle-pad{height:180px}}@media (max-width:640px){.hud-compass{width:40px;height:40px}.hud-speed b{font-size:21px}.panel{width:auto;max-height:72%;padding-bottom:var(--safe-bottom);border-radius:18px 18px 0 0;top:auto;bottom:0;left:0;right:0;transform:translateY(105%)}.panel.open{transform:none}}