:root{--bg-a:#1a2238;--bg-b:#243a5a;--bg-c:#3e628d;--device-surface:#070e15;--panel:#121724;--ink:#eef4ff;--muted:#9aa8c1;--accent:#4ea3ff;--accent-deep:#2a66c7;--line:#ffffff24}*{box-sizing:border-box}html,body{min-height:100%;color:var(--ink);margin:0;font-family:Bahnschrift,Segoe UI,sans-serif}body{background:radial-gradient(circle at 14% 12%, #ffd38a38, transparent 34%), radial-gradient(circle at 86% 86%, #86e2ff42, transparent 42%), radial-gradient(circle at 52% 46%, #eef7ff1a, transparent 52%), linear-gradient(145deg, var(--bg-a), var(--bg-b) 44%, var(--bg-c));place-items:center;min-height:100vh;padding:24px;display:grid}.calibration-shell,.app-shell{width:100%;max-width:960px}.calibration-card,.app-card{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:linear-gradient(#131927f0,#0e121ef0);border:1px solid #ffffff29;border-radius:22px;padding:28px;animation:.6s rise;box-shadow:0 24px 70px #0000006b}.app-card{box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border:none;padding:0}h1{letter-spacing:.4px;margin:0 0 10px;font-size:clamp(1.7rem,1.2rem + 1.5vw,2.25rem)}.intro,.hint,.result{color:var(--muted);margin:0}.reference-area{margin-top:16px;margin-bottom:14px}#ref{background:repeating-linear-gradient(90deg,#ffffff6b 0 1px,#0000 1px 10px),linear-gradient(#4ea3ff,#2a66c7);border:1px solid #4ea3ff66;border-radius:8px;height:36px}label{margin-top:16px;margin-bottom:8px;font-weight:600;display:block}.controls{flex-wrap:wrap;gap:10px;display:flex}input{min-height:42px;color:var(--ink);background:#0509118c;border:1px solid #ffffff38;border-radius:9px;flex:220px;padding:9px 12px;font-size:1rem}input:focus{border-color:var(--accent);outline:2px solid #4ea3ff73}button{color:#f7fbff;background:linear-gradient(180deg, var(--accent), var(--accent-deep));cursor:pointer;border:none;border-radius:9px;min-height:42px;padding:0 16px;font-weight:600;transition:transform .12s,filter .12s}button:hover{filter:brightness(1.03);transform:translateY(-1px)}button:active{transform:translateY(0)}.result{min-height:24px;margin-top:12px}.preview-area{border-top:1px solid var(--line);margin-top:22px;padding-top:18px}.preview-title{margin:0 0 10px;font-weight:600}.device-stage{background:0 0;border:none;border-radius:0;place-items:center;min-height:520px;display:grid;position:relative;overflow:visible}.orbit-scene{pointer-events:auto;place-items:center;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.orbit-ring{aspect-ratio:1;pointer-events:none;background:repeating-conic-gradient(from -8deg,#e6f0ffb8 0deg 12deg,#0000 11deg 26deg);border-radius:50%;width:min(96vw,760px);box-shadow:0 0 54px #aad5ff52;-webkit-mask:radial-gradient(farthest-side,#0000 calc(100% - 5px),#000 calc(100% - 5px));mask:radial-gradient(farthest-side,#0000 calc(100% - 5px),#000 calc(100% - 5px))}.orbit-dot{--orbit-duration:270s;--orbit-radius:min(52vw, 420px);color:#f1f8fff5;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);width:56px;height:56px;transform:rotate(var(--start)) translateX(var(--orbit-radius));animation:orbit var(--orbit-duration) linear infinite;animation-delay:var(--delay);cursor:pointer;pointer-events:auto;background:linear-gradient(#fff9ec66,#c2e2ff33);border:1px solid #e9f1ffb3;border-radius:50%;place-items:center;margin-top:-28px;margin-left:-28px;font-size:1.35rem;font-weight:600;transition:transform .18s,box-shadow .18s,background .18s;display:grid;position:absolute;top:50%;left:50%;box-shadow:0 0 34px #c4e2ff75,0 12px 24px #396db033}.orbit-dot-label{white-space:nowrap;pointer-events:none;transform:rotate(calc(-1 * var(--start)));animation:orbit-counter var(--orbit-duration) linear infinite;animation-delay:var(--delay);line-height:1;display:block}.orbit-dot:hover{background:linear-gradient(#fffcf280,#c9e5ff47);box-shadow:0 0 38px #cee6ff80,0 14px 25px #3970c047}.orbit-dot:active,.orbit-dot.is-active{background:linear-gradient(#fffef79e,#d6eaff57);box-shadow:0 0 44px #d4e9ff99,0 16px 26px #417ccd5c}.orbit-dot.is-selected{color:#122445f2;background:linear-gradient(#fff4c7f2,#ffdc92e6);border-color:#ffedb8f2;box-shadow:0 0 54px #ffd67e9e,0 16px 28px #a6732d57}.orbit-editor{z-index:3;background:linear-gradient(#eff7fff5,#dae8f9f0);border:1px solid #e7f2ff73;border-radius:14px;gap:8px;min-width:270px;max-height:min(82vh,560px);padding:12px;display:grid;position:fixed;top:50%;left:50%;overflow:auto;transform:translate(-50%,-50%);box-shadow:0 18px 34px #17386640}.orbit-editor[hidden]{display:none}.orbit-editor label{color:#19355d;margin:0;font-size:.95rem;font-weight:700}.orbit-editor input,.orbit-editor select{color:#0d2548;background:#fffffff2;border:1px solid #7897c299;border-radius:10px;min-height:40px;padding:8px 10px}#orbit-humidity-wrap[hidden]{display:none}.orbit-editor-actions{grid-template-columns:1fr 1fr 1fr;gap:8px;display:grid}.orbit-editor-actions button{min-height:36px;padding:0 10px}#orbit-delete{background:linear-gradient(#ea6d6d,#c44343)}#orbit-cancel{background:linear-gradient(#8ca4bf,#607a98)}.device-with-buttons{z-index:2;place-items:center;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.device-with-buttons.vertical{display:grid}.button-panel{opacity:0;pointer-events:none;position:absolute}.device-with-buttons.vertical .button-panel{opacity:0}.device-button{cursor:pointer;background:radial-gradient(circle at 35% 35%,#333,#0a0a0a);border:none;border-radius:0;width:44px;height:44px;padding:0;transition:all 80ms;box-shadow:0 6px 14px #00000080,inset 0 2px 4px #ffffff1a,inset 0 -2px 4px #000c}.device-button:hover{box-shadow:0 7px 18px #0009,inset 0 2px 4px #ffffff1a,inset 0 -2px 4px #000c}.device-button:active{transform:translateY(2px);box-shadow:0 2px 6px #0006,inset 0 2px 6px #0009}#device{background:var(--device-surface);border-radius:34px;flex-shrink:0;place-items:center;width:560px;height:320px;padding:26px;transition:width .25s,height .25s;display:grid;overflow:hidden;box-shadow:0 24px 52px #0f224457,inset 0 2px #fffffff5,inset 0 -4px 10px #8e9cb03d}#matrix-host{background:var(--device-surface);border-radius:20px;place-items:center;width:100%;height:100%;padding:0;display:grid;box-shadow:inset 0 0 0 1px #a6b5c861}#matrix-host canvas{width:auto;max-width:100%;height:auto;max-height:100%;display:block}@keyframes rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes orbit{0%{transform:rotate(var(--start)) translateX(var(--orbit-radius))}to{transform:rotate(calc(var(--start) + 360deg)) translateX(var(--orbit-radius))}}@keyframes orbit-counter{0%{transform:rotate(calc(-1 * var(--start)))}to{transform:rotate(calc(-1 * var(--start) - 360deg))}}@media (width<=640px){body{padding:14px}.calibration-card,.app-card{padding:16px}.device-stage{min-height:380px}#device{aspect-ratio:62/32;width:min(94vw,460px);height:auto;padding:18px}.orbit-ring{width:min(98vw,560px)}.orbit-dot{--orbit-radius:min(58vw, 300px);width:44px;height:44px;margin-top:-22px;margin-left:-22px;font-size:1.1rem}.orbit-editor{min-width:min(92vw,320px);top:50%}button{width:100%}}