:root{--bg: #0a0d12;--text: #e9eef3;--text-dim: #8695a6;--accent: #7fe0b0;--border: #212b36;--bg-elevated: #12171e;--bg-elevated-2: #171d26;--font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace}html[data-theme=light]{--bg: #eef1f5;--text: #161f28;--text-dim: #5b6b7a;--accent: #16875a;--border: #dde3ea;--bg-elevated: #ffffff;--bg-elevated-2: #f5f7f9}*{box-sizing:border-box}#topbar{position:absolute;top:0;left:0;right:0;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid var(--border)}.brand{display:flex;align-items:center;gap:10px}.brand-mark{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:12px;color:var(--accent);border:1px solid var(--border);background:var(--bg-elevated)}.brand-text h1{margin:0;font-size:14px;font-weight:600;line-height:1.2}.brand-text .subtitle{margin:0;font-size:11.5px;color:var(--text-dim)}.topbar-stats{display:flex;gap:22px}.stat{display:flex;flex-direction:column;align-items:center}.stat-value{font-family:var(--font-mono);font-size:13px;font-weight:500;color:var(--accent)}.stat-label{font-size:10px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em}.topbar-actions{display:flex;gap:8px}.icon-btn{display:flex;align-items:center;gap:6px;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text);border-radius:7px;padding:7px 10px;font-size:12px;font-family:var(--font-ui);cursor:pointer}.icon-btn:hover{border-color:var(--accent)}#theme-icon-moon,html[data-theme=dark] #theme-icon-sun{display:none}html[data-theme=dark] #theme-icon-moon{display:block}#controls-hint{position:absolute;bottom:12px;right:16px;font-size:11px;color:var(--text-dim);z-index:5;font-family:var(--font-mono)}#legend{position:absolute;bottom:12px;left:12px;display:flex;flex-direction:column;gap:4px;z-index:5;background:color-mix(in srgb,var(--bg-elevated) 85%,transparent);border:1px solid var(--border);border-radius:8px;padding:8px 12px}.legend-row{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--text-dim)}.legend-swatch{width:8px;height:8px;border-radius:2px}#tryit-panel{position:absolute;top:68px;left:12px;width:300px;max-height:calc(100vh - 220px);overflow-y:auto;z-index:8;background:color-mix(in srgb,var(--bg-elevated) 92%,transparent);border:1px solid var(--border);border-radius:12px;padding:14px}.section-label{margin:14px 0 8px;font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim)}.section-label-first{margin-top:0}.hint{margin:0 0 4px;font-size:11.5px;color:var(--text-dim);line-height:1.4}#upload-drop{display:flex;align-items:center;justify-content:center;text-align:center;border:1.5px dashed var(--border);border-radius:9px;padding:16px 10px;font-size:12px;color:var(--text-dim);cursor:pointer}#upload-drop:hover{border-color:var(--accent);color:var(--text)}#sample-gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}.sample-thumb{aspect-ratio:1;border-radius:5px;overflow:hidden;cursor:pointer;border:1.5px solid transparent}.sample-thumb img{width:100%;height:100%;object-fit:cover;display:block}.sample-thumb:hover{border-color:var(--text-dim)}.sample-thumb.selected{border-color:var(--accent)}#tryit-result{margin-top:14px;border-top:1px solid var(--border);padding-top:12px}#tryit-status{font-size:11.5px;color:var(--text-dim);margin:8px 0;font-family:var(--font-mono)}#tryit-predictions{display:flex;flex-direction:column;gap:5px}.pred-row{display:flex;align-items:center;gap:8px;font-size:11.5px}.pred-row .pred-name{width:118px;flex-shrink:0;color:var(--text-dim)}.pred-row.top .pred-name{color:var(--text);font-weight:600}.pred-bar-track{flex:1;height:6px;border-radius:3px;background:var(--bg-elevated-2);overflow:hidden}.pred-bar-fill{height:100%;background:var(--accent)}.pred-pct{width:42px;text-align:right;font-family:var(--font-mono);color:var(--text-dim)}#calc-panel{position:absolute;bottom:14px;left:50%;transform:translate(-50%);width:min(760px,calc(100vw - 400px));z-index:9;background:color-mix(in srgb,var(--bg-elevated) 94%,transparent);border:1px solid var(--border);border-radius:14px;padding:14px 18px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}#calc-panel-main{min-height:74px}#calc-title{margin:0;font-size:13.5px;font-weight:600}#calc-subtitle{margin:3px 0 8px;font-size:11px;color:var(--text-dim)}#calc-lines{display:flex;flex-direction:column;gap:3px;font-family:var(--font-mono);font-size:12px;color:var(--text);line-height:1.55}#calc-lines .calc-line-formula{color:var(--text-dim)}#calc-panel-controls{margin-top:10px;padding-top:10px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:14px}#calc-transport{display:flex;align-items:center;gap:8px;flex:1}#calc-transport[hidden]{display:none}.transport-btn{padding:7px}#transport-progress{flex:1;display:flex;flex-direction:column;gap:3px}#transport-step-label{font-size:10.5px;color:var(--text-dim);font-family:var(--font-mono)}#transport-track{height:4px;border-radius:2px;background:var(--bg-elevated-2);overflow:hidden}#transport-fill{height:100%;width:0%;background:var(--accent);transition:width .25s ease}#speed-group{display:flex;gap:3px}.speed-btn{background:var(--bg-elevated-2);border:1px solid var(--border);color:var(--text-dim);font-size:10.5px;border-radius:5px;padding:4px 7px;cursor:pointer;font-family:var(--font-mono)}.speed-btn.selected{color:var(--accent);border-color:var(--accent)}#calc-start-buttons{display:flex;gap:8px;flex-shrink:0;margin-left:auto}#calc-panel{transition:width .35s ease,padding .35s ease}#calc-panel.compact{width:min(460px,calc(100vw - 400px));padding:10px 14px}#calc-panel.compact #calc-panel-main{min-height:0}#calc-panel.compact #calc-title{font-size:12px;font-weight:500}#calc-panel.compact #calc-subtitle,#calc-panel.compact #calc-lines{display:none}#calc-panel.compact #calc-panel-controls{margin-top:8px;padding-top:8px}#calc-panel.compact .primary-btn{padding:6px 11px;font-size:11.5px}.primary-btn{display:flex;align-items:center;gap:6px;background:var(--accent);color:#06170f;border:none;border-radius:8px;padding:9px 14px;font-size:12.5px;font-weight:600;font-family:var(--font-ui);cursor:pointer}.primary-btn:disabled{opacity:.4;cursor:not-allowed}.primary-btn.secondary{background:transparent;border:1px solid var(--border);color:var(--text-dim)}.block-label{transition:opacity .2s ease;font-size:11px;font-family:var(--font-ui);font-weight:500;color:var(--text);background:color-mix(in srgb,var(--bg-elevated) 88%,transparent);border:1px solid var(--border);border-radius:6px;padding:3px 8px;white-space:nowrap;pointer-events:none}.block-label.selected{border-color:var(--accent);color:var(--accent)}.block-label.channel-label{font-family:var(--font-mono);font-size:10.5px;padding:2px 6px;color:var(--text-dim)}.cell-label{font-family:var(--font-mono);font-size:10px;color:#f2f5f8;text-shadow:0 0 3px rgba(0,0,0,.9),0 0 1px rgba(0,0,0,.9);pointer-events:none;white-space:nowrap}.cell-label.on-bright{color:#10161d;text-shadow:none}.busy:before{content:"";display:inline-block;width:11px;height:11px;margin-right:8px;vertical-align:-1px;border-radius:50%;border:2px solid var(--border);border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#tryit-status.busy{color:var(--text)}.row-label{background:transparent;border:none;padding:0}.row-label>span{display:inline-block;transform:translate(50%);background:color-mix(in srgb,var(--bg-elevated) 88%,transparent);border:1px solid var(--border);border-radius:6px;padding:2px 6px}#arch-switch{display:flex;align-items:stretch;gap:6px}.arch-switch-label{align-self:center;font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin-right:4px}.arch-btn{display:flex;flex-direction:column;align-items:flex-start;gap:1px;min-width:96px;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:5px 10px;font-family:var(--font-ui);text-align:left;cursor:pointer}.arch-btn .arch-name{font-size:12px;font-weight:600;line-height:1.2}.arch-btn .arch-desc{font-size:10px;color:var(--text-dim);line-height:1.2}.arch-btn.selected{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 14%,var(--bg-elevated))}.arch-btn.selected .arch-name{color:var(--accent)}.arch-btn:disabled{cursor:not-allowed;opacity:.55;border-style:dashed}.arch-btn:disabled .arch-desc{font-style:italic}#calc-notice{margin:0 0 8px;font-size:11px;color:var(--text);background:color-mix(in srgb,var(--accent) 14%,transparent);border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:7px;padding:5px 9px;line-height:1.4}#calc-notice:before{content:"ⓘ ";color:var(--accent)}#mobile-notice{position:absolute;top:0;right:0;bottom:0;left:0;z-index:60;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;text-align:center;background:var(--bg)}#mobile-notice[hidden]{display:none}#mobile-notice p{margin:0;max-width:32ch;font-size:14px;line-height:1.5;color:var(--text)}#mobile-notice button{background:var(--accent);color:#06170f;border:none;border-radius:8px;padding:10px 16px;font-size:13px;font-weight:600;font-family:var(--font-ui);cursor:pointer}#channels-btn[hidden]{display:none}#channels-btn.active{border-color:var(--accent);color:var(--accent)}.block-label.channel-tile{font-size:9.5px;padding:1px 5px}.block-label.channel-tile.followed{border-color:var(--accent);color:var(--accent)}.block-label.covered{visibility:hidden!important}.cell-label.kernel-cell{display:flex;flex-direction:column;align-items:center;line-height:1.25;font-size:11px}.cell-label.kernel-cell .dim{font-size:9px;opacity:.7}