:root,:root[data-theme=slate-light],:root[data-theme=light]{--color-primary: #0284c7;--color-primary-hover: #0369a1;--color-primary-active: #075985;--color-primary-container: #007bb9;--color-on-primary: #ffffff;--color-on-primary-container: #fdfcff;--color-secondary: #006875;--color-secondary-container: #00e3fd;--color-on-secondary: #ffffff;--color-canvas: #f8f9ff;--color-canvas-soft: #eff4ff;--color-surface-card: #ffffff;--color-surface-active: #eff6ff;--color-surface-recessed: #f8fafc;--color-surface-container: #e5eeff;--color-surface-container-high: #dce9ff;--color-surface-container-highest: #d3e4fe;--color-surface-strong: #dce9ff;--color-hairline: #cbd5e1;--color-hairline-soft: #e2e8f0;--color-hairline-strong: #94a3b8;--color-outline: #707881;--color-outline-variant: #bfc7d2;--color-ink: #0b1c30;--color-body: #334155;--color-body-strong: #0b1c30;--color-muted: #64748b;--color-muted-soft: #94a3b8;--color-on-surface-variant: #3f4850;--color-ch1: #00e5ff;--color-ch1-text: #0b1c30;--color-ch2: #ffd166;--color-ch2-text: #0b1c30;--color-ch3: #c084fc;--color-ch4: #4ade80;--color-timeline-thinking: #0284c7;--color-timeline-grep: #059669;--color-timeline-read: #2563eb;--color-timeline-edit: #7c3aed;--color-timeline-done: #d97706;--color-semantic-error: #ba1a1a;--color-semantic-success: #1f8a65;--shadow-sm: 0 1px 2px rgba(11, 28, 48, .05);--shadow-md: 0 4px 12px rgba(11, 28, 48, .08);--shadow-lg: 0 8px 24px rgba(11, 28, 48, .12);--shadow-modal: 0 16px 40px rgba(11, 28, 48, .16);--glass-bg: rgba(248, 249, 255, .92)}:root[data-theme=slate-dark],:root[data-theme=dark]{--color-primary: #0284c7;--color-primary-hover: #38bdf8;--color-primary-active: #0369a1;--color-primary-container: #0369a1;--color-on-primary: #ffffff;--color-on-primary-container: #e0f2fe;--color-secondary: #00e5ff;--color-secondary-container: #004f59;--color-on-secondary: #00363d;--color-canvas: #0e131e;--color-canvas-soft: #0b101b;--color-surface-card: #131c2e;--color-surface-active: #1a263d;--color-surface-recessed: #0e1524;--color-surface-container: #1a263d;--color-surface-container-high: #22324f;--color-surface-container-highest: #303541;--color-surface-strong: #1a263d;--color-hairline: #334155;--color-hairline-soft: #1e293b;--color-hairline-strong: #475569;--color-outline: #334155;--color-outline-variant: #1e293b;--color-ink: #f1f5f9;--color-body: #cbd5e1;--color-body-strong: #f8fafc;--color-muted: #94a3b8;--color-muted-soft: #64748b;--color-on-surface-variant: #94a3b8;--color-ch1: #00e5ff;--color-ch1-text: #060a10;--color-ch2: #ffd166;--color-ch2-text: #060a10;--color-ch3: #c084fc;--color-ch4: #4ade80;--color-timeline-thinking: #38bdf8;--color-timeline-grep: #34d399;--color-timeline-read: #60a5fa;--color-timeline-edit: #a78bfa;--color-timeline-done: #fbbf24;--color-semantic-error: #ef4444;--color-semantic-success: #10b981;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .6);--shadow-modal: 0 20px 48px rgba(0, 0, 0, .75);--glass-bg: rgba(14, 19, 30, .92)}:root[data-theme=contrast-orange],:root[data-theme=orange]{--color-primary: #f54e00;--color-primary-hover: #ff5f1a;--color-primary-active: #d04200;--color-primary-container: #f54e00;--color-on-primary: #ffffff;--color-on-primary-container: #ffffff;--color-secondary: #006875;--color-secondary-container: #00e3fd;--color-on-secondary: #ffffff;--color-canvas: #f7f7f4;--color-canvas-soft: #fafaf7;--color-surface-card: #ffffff;--color-surface-active: #fff8f5;--color-surface-recessed: #f0eee9;--color-surface-container: #e6e5e0;--color-surface-container-high: #dedcd4;--color-surface-container-highest: #cfcdc4;--color-surface-strong: #e6e5e0;--color-hairline: #e6e5e0;--color-hairline-soft: #efeee8;--color-hairline-strong: #cfcdc4;--color-outline: #807d72;--color-outline-variant: #cfcdc4;--color-ink: #26251e;--color-body: #5a5852;--color-body-strong: #26251e;--color-muted: #807d72;--color-muted-soft: #a09c92;--color-on-surface-variant: #5a5852;--color-ch1: #00b4d8;--color-ch1-text: #ffffff;--color-ch2: #f59e0b;--color-ch2-text: #26251e;--color-ch3: #8b5cf6;--color-ch4: #10b981;--color-timeline-thinking: #dfa88f;--color-timeline-grep: #9fc9a2;--color-timeline-read: #9fbbe0;--color-timeline-edit: #c0a8dd;--color-timeline-done: #c08532;--color-semantic-error: #cf2d56;--color-semantic-success: #1f8a65;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--shadow-modal: 0 16px 40px rgba(38, 37, 30, .18);--glass-bg: rgba(247, 247, 244, .92)}:root{--font-display: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Consolas, monospace;--radius-none: 0px;--radius-xs: 4px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-pill: 9999px;--space-xxs: 4px;--space-xs: 8px;--space-sm: 12px;--space-base: 16px;--space-md: 20px;--space-lg: 24px;--space-xl: 32px;--space-xxl: 48px;--space-section: 80px;--transition-fast: .15s ease;--transition-normal: .25s ease;--ease-spring: cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body,html{width:100%;height:100%;overflow:hidden;background-color:var(--color-canvas);font-family:var(--font-body);color:var(--color-ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#canvas-container{width:100%;height:100%;position:absolute;top:0;left:0;touch-action:none}#render-canvas{width:100%;height:100%;display:block;touch-action:none}.top-bar{position:fixed;top:14px;right:14px;display:flex;align-items:center;gap:8px;z-index:25;pointer-events:none;max-width:calc(100vw - 160px);flex-wrap:wrap;justify-content:flex-end;background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-pill);padding:4px 8px}.top-bar>button{position:relative!important;top:auto!important;right:auto!important;left:auto!important;bottom:auto!important;pointer-events:auto;white-space:nowrap;background:var(--color-surface-card);color:var(--color-ink);border:1px solid var(--color-hairline);border-radius:var(--radius-pill);padding:8px 14px;font-size:13px;font-weight:500;font-family:var(--font-body);cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .15s ease;height:38px}.top-bar>button:hover{background:var(--color-hairline-soft);border-color:var(--color-hairline-strong);color:var(--color-ink)}.top-bar-btn .top-btn-icon,.top-bar>button .top-btn-icon{display:none!important}.top-bar-btn .top-btn-label,.top-bar>button .top-btn-label{display:inline-block!important}.top-bar>button.hub-launcher-btn{background:var(--color-surface-card);border:1px solid var(--color-hairline-strong);color:var(--color-primary);font-weight:600}.top-bar>button.hub-launcher-btn:hover{background:var(--color-canvas-soft);border-color:var(--color-primary)}.hud-toggle-btn{position:absolute;top:16px;left:16px;background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-pill);color:var(--color-ink);font-weight:600;font-family:var(--font-body);font-size:13px;padding:8px 16px;cursor:pointer;z-index:10;display:none;align-items:center;gap:6px;-webkit-user-select:none;user-select:none;transition:all .15s ease}.hud-toggle-btn:hover{background:var(--color-canvas-soft);border-color:var(--color-primary);color:var(--color-primary)}#hud-overlay{position:absolute;top:16px;left:16px;background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-lg);padding:16px 18px;pointer-events:auto;max-width:350px;max-height:calc(100vh - 32px);overflow-y:auto;font-size:13px;line-height:1.5;z-index:50;transition:opacity .15s ease;color:var(--color-body)}#hud-overlay.collapsed{display:none}.hud-title{font-size:15px;font-weight:600;color:var(--color-ink);margin-bottom:12px;display:flex;align-items:center;gap:6px;letter-spacing:-.11px}.hud-close-btn{background:transparent;border:1px solid transparent;color:var(--color-muted);font-size:15px;padding:2px 6px;margin-left:auto;cursor:pointer;border-radius:var(--radius-sm);transition:all .15s ease}.hud-close-btn:hover{color:var(--color-semantic-error);border-color:var(--color-hairline-strong);background:var(--color-canvas-soft)}.hud-mini-btn{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);color:var(--color-ink);border-radius:var(--radius-sm);font-size:12px;padding:3px 8px;cursor:pointer;line-height:1;transition:all .15s ease}.hud-mini-btn:hover{color:var(--color-primary);border-color:var(--color-primary);background:var(--color-surface-card)}.hud-section{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);margin-bottom:6px;overflow:hidden;transition:background .15s ease,border-color .15s ease}.hud-section[open]{background:var(--color-surface-card);border-color:var(--color-hairline-strong)}.hud-section-header{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;font-size:12px;font-weight:600;color:var(--color-ink);cursor:pointer;-webkit-user-select:none;user-select:none;list-style:none;transition:color .15s ease,background .15s ease}.hud-section-header::-webkit-details-marker{display:none}.hud-section-header:hover{color:var(--color-primary);background:var(--color-hairline-soft)}.hud-section[open] .hud-section-header{color:var(--color-ink);border-bottom:1px solid var(--color-hairline)}.hud-chevron{font-size:10px;color:var(--color-muted);transition:transform .2s ease,color .15s ease;transform:rotate(-90deg)}.hud-section[open] .hud-chevron{transform:rotate(0);color:var(--color-primary)}.hud-section-body{padding:8px 10px;display:flex;flex-direction:column;gap:4px}.metric-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:3px;font-size:12px}.metric-label{color:var(--color-muted)}.metric-value{font-family:var(--font-mono);font-weight:500;color:var(--color-ink)}.metric-value.warn{color:var(--color-timeline-done)}.metric-value.ok{color:var(--color-semantic-success)}.metric-value.err{color:var(--color-semantic-error)}.divider{height:1px;background:var(--color-hairline);margin:8px 0}button{background:var(--color-surface-card);color:var(--color-ink);border:1px solid var(--color-hairline-strong);padding:6px 12px;border-radius:var(--radius-md);cursor:pointer;font-size:12px;font-weight:500;font-family:var(--font-body);transition:all .15s ease}button:hover{background:var(--color-canvas-soft);border-color:var(--color-ink)}button:active{transform:translateY(1px)}button.active{background:var(--color-primary)!important;color:var(--color-on-primary)!important;border-color:var(--color-primary-active)!important}button:disabled{opacity:.45;cursor:not-allowed}.button-group{display:flex;gap:6px;margin-top:8px}#btn-toggle-gen-output{transition:background .15s ease,color .15s ease,border-color .15s ease}#btn-toggle-gen-output.gen-active{background:var(--color-semantic-success, #16a34a)!important;color:#fff!important;border-color:var(--color-semantic-success, #16a34a)!important;font-weight:600}#btn-toggle-gen-output:not(.gen-active){background:var(--color-surface-card)!important;color:var(--color-ink)!important;border-color:var(--color-hairline-strong)!important;font-weight:500}.button-group-quality,#sec-environment .button-group:has(#btn-tier-high){display:grid;grid-template-columns:repeat(4,1fr);gap:4px;margin-top:0;width:100%}#sec-environment #btn-tier-high,#sec-environment #btn-tier-med,#sec-environment #btn-tier-low,#sec-environment #btn-tier-auto{padding:6px 2px;font-size:11px;font-weight:600;text-align:center;white-space:nowrap;width:100%;letter-spacing:-.2px}.button-group-waveform,#sec-generator .button-group:has(#btn-gen-wave-sine){display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin-top:0;width:100%}.button-group-waveform button,#sec-generator .button-group:has(#btn-gen-wave-sine) button{padding:6px 4px;font-size:11px;font-weight:600;text-align:center;white-space:nowrap;min-width:0;width:100%;box-sizing:border-box}#sec-generator .button-group:has(#btn-gen-preset-100) button{min-width:0;padding:6px 2px;font-size:11px}select,input:not([type=checkbox]):not([type=radio]),textarea{background:var(--color-surface-card);color:var(--color-ink);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-md);padding:5px 8px;font-size:12px;font-family:var(--font-body);outline:none;transition:border-color .15s ease,background .15s ease}select:focus,input:not([type=checkbox]):not([type=radio]):focus,textarea:focus{border-color:var(--color-primary)}#btn-assemble-experiment{background:var(--color-primary)!important;color:var(--color-on-primary)!important;border:1px solid var(--color-primary-active)!important;font-weight:600!important}#btn-assemble-experiment:hover{background:var(--color-primary-active)!important}#btn-run-stop.running{background:var(--color-semantic-error)!important;color:#fff!important;border-color:#b02042!important}#btn-run-stop.stopped{background:var(--color-semantic-success)!important;color:#fff!important;border-color:#166e51!important}#btn-detach-screen{background:var(--color-ink)!important;color:var(--color-canvas)!important;border:1px solid var(--color-ink)!important}#btn-detach-screen:hover{background:#383730!important}.scope-channels-badge{display:inline-block;font-size:11px;font-weight:600;color:var(--color-ink);background:var(--color-surface-strong);padding:2px 8px;border-radius:var(--radius-pill);border:1px solid var(--color-hairline-strong);letter-spacing:.3px;text-align:right;font-family:var(--font-mono)}.scope-channels-badge.badge-vintage{color:var(--color-ink);background:var(--color-timeline-grep);border-color:#84ad87}.scope-channels-badge.badge-multi{color:var(--color-ink);background:var(--color-timeline-edit);border-color:#a993c5}.scope-channels-badge.badge-hd{color:var(--color-ink);background:var(--color-timeline-thinking);border-color:#c7927a}#hints{position:fixed;bottom:64px;left:50%;transform:translate(-50%);background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-hairline);border-radius:var(--radius-pill);padding:5px 16px;font-size:11px;color:var(--color-muted);pointer-events:none;z-index:20;box-shadow:var(--shadow-sm);white-space:nowrap}#hints b{color:var(--color-ink);font-weight:600}#instrument-tooltip{position:fixed;display:none;pointer-events:none;z-index:1000;background:var(--color-surface-card);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-md);padding:10px 14px;font-size:12px;line-height:1.45;color:var(--color-ink);max-width:320px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--shadow-lg);transition:opacity .1s ease}#tooltip-title{font-weight:600;font-size:13px;color:var(--color-primary);margin-bottom:4px;display:flex;align-items:center;gap:6px}#tooltip-desc{color:var(--color-body);margin-bottom:6px}#tooltip-detail{color:var(--color-ink);font-size:11px;font-family:var(--font-mono);background:var(--color-surface-recessed);border:1px solid var(--color-hairline-soft);padding:4px 8px;border-radius:var(--radius-xs);border-left:3px solid var(--color-primary)}.mobile-cam-bar{position:fixed;bottom:16px;left:50%;transform:translate(-50%);display:flex;gap:6px;background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-pill);padding:4px 6px;z-index:25;pointer-events:auto;box-shadow:var(--shadow-md)}.cam-preset-btn{background:transparent;border:1px solid transparent;color:var(--color-ink);font-size:12px;font-weight:600;font-family:var(--font-body);padding:6px 14px;border-radius:var(--radius-pill);cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .15s ease;-webkit-user-select:none;user-select:none;min-height:32px}.cam-preset-btn .cam-btn-icon{display:none!important}.cam-preset-btn .cam-btn-text{display:inline-block!important}.cam-preset-btn:hover{background:var(--color-hairline-soft);color:var(--color-primary)}.cam-preset-btn.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary-active)}@media(max-width:768px){#hud-overlay{top:auto;bottom:0;left:0;right:0;max-width:100%;max-height:52vh;border-radius:16px 16px 0 0;border-bottom:none;border-top:1px solid var(--color-hairline-strong);padding:12px 14px;padding-bottom:max(14px,env(safe-area-inset-bottom))}.hud-toggle-btn{top:10px;left:10px;padding:6px 12px;font-size:12px;border-radius:var(--radius-pill)}.top-bar{top:8px;right:8px;gap:6px;max-width:calc(100vw - 130px);padding:2px 4px}.top-bar>button{padding:6px 10px;font-size:12px;min-height:36px;justify-content:center}.top-bar-btn .top-btn-icon,.top-bar>button .top-btn-icon{display:inline-block!important;font-size:15px;line-height:1}.top-bar-btn .top-btn-label,.top-bar>button .top-btn-label{display:none!important}.mobile-cam-bar{bottom:max(14px,env(safe-area-inset-bottom,14px));padding:6px 8px;gap:6px;border-radius:18px;background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--shadow-lg);z-index:25}.cam-preset-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-width:60px;min-height:48px;padding:6px 8px;border-radius:12px;touch-action:manipulation}.cam-preset-btn .cam-btn-icon{display:block!important;font-size:18px;line-height:1}.cam-preset-btn .cam-btn-text{display:block!important;font-size:10px;font-weight:600;line-height:1.1;letter-spacing:-.01em}body:has(#hud-overlay:not(.collapsed)) .mobile-cam-bar,#hud-overlay:not(.collapsed)~#mobile-cam-bar{display:none!important;opacity:0!important;pointer-events:none!important}#hints{display:none}}.hub-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:100;display:flex;flex-direction:column;overflow-y:auto;padding:24px;transition:opacity .2s ease}.hub-overlay.hidden{display:none!important}.hub-container{max-width:1200px;width:100%;margin:0 auto;display:flex;flex-direction:column;gap:16px;container-type:inline-size;container-name:hub}.hub-header{display:flex;justify-content:space-between;align-items:center;background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);padding:16px 22px;flex-wrap:wrap;gap:12px}.hub-brand-badge{width:38px;height:38px;border-radius:var(--radius-md);background:var(--color-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;color:var(--color-on-primary)}.hub-header-title{font-size:20px;font-weight:600;letter-spacing:-.2px;color:var(--color-ink);display:flex;align-items:center;gap:8px}.hub-header-subtitle{font-size:13px;color:var(--color-muted)}.hub-nav-tabs{display:flex;background:var(--color-canvas-soft);padding:4px;border-radius:var(--radius-md);border:1px solid var(--color-hairline);gap:4px}.hub-nav-btn{background:transparent;color:var(--color-muted);border:1px solid transparent;padding:7px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s ease}.hub-nav-btn.active{background:var(--color-surface-card);color:var(--color-ink);font-weight:600;border-color:var(--color-hairline-strong)}.hub-controls-bar{display:flex;flex-direction:column;gap:12px;background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);padding:14px 18px}.hub-controls-top-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}.hub-search-input{background:var(--color-canvas-soft);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-md);padding:9px 14px;color:var(--color-ink);font-size:13px;font-family:var(--font-body);width:340px;outline:none;transition:border-color .15s}.hub-search-input:focus{border-color:var(--color-primary)}.hub-view-mode-toggle{display:flex;background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:3px;gap:2px}.hub-view-btn{background:transparent;color:var(--color-muted);border:1px solid transparent;padding:6px 12px;border-radius:var(--radius-sm);font-size:12px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:4px;transition:all .15s ease}.hub-view-btn.active{background:var(--color-surface-card);color:var(--color-ink);font-weight:600;border-color:var(--color-hairline-strong)}.hub-cat-pills{display:flex;gap:6px;flex-wrap:wrap}.hub-cat-pill{background:var(--color-canvas-soft);color:var(--color-body);border:1px solid var(--color-hairline);border-radius:var(--radius-pill);padding:5px 12px;font-size:12px;font-weight:500;cursor:pointer;transition:all .15s ease}.hub-cat-pill:hover{border-color:var(--color-hairline-strong);color:var(--color-ink)}.hub-cat-pill.active{background:var(--color-ink);color:var(--color-canvas);border-color:var(--color-ink);font-weight:600}.hub-facets-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding-top:10px;border-top:1px solid var(--color-hairline);font-size:12px;color:var(--color-muted)}.hub-select-facet{background:var(--color-canvas-soft);color:var(--color-ink);border:1px solid var(--color-hairline);border-radius:var(--radius-sm);padding:5px 10px;font-size:12px;outline:none}.hub-check-facet{display:flex;align-items:center;gap:6px;cursor:pointer;-webkit-user-select:none;user-select:none;color:var(--color-body)}.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:18px}.hub-card{background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);padding:20px;display:flex;flex-direction:column;justify-content:space-between;gap:14px;transition:transform .15s ease,border-color .15s ease;content-visibility:auto;contain-intrinsic-size:0 260px;cursor:pointer}.hub-card:hover{transform:translateY(-2px);border-color:var(--color-hairline-strong)}.hub-badge{font-size:11px;font-weight:600;padding:3px 8px;border-radius:var(--radius-pill);text-transform:uppercase;letter-spacing:.5px;display:inline-flex;align-items:center;gap:4px;font-family:var(--font-body)}.badge-basic{background:var(--color-timeline-grep);color:var(--color-ink);border:1px solid #84ad87}.badge-medium{background:var(--color-timeline-done);color:#fff;border:1px solid #a87228}.badge-hard{background:var(--color-timeline-thinking);color:var(--color-ink);border:1px solid #c7927a}.badge-done{background:var(--color-timeline-read);color:var(--color-ink);border:1px solid #86a5cf}.badge-vintage{background:var(--color-timeline-grep);color:var(--color-ink);border:1px solid #84ad87}.badge-mso{background:var(--color-timeline-edit);color:var(--color-ink);border:1px solid #a993c5}.badge-hd{background:var(--color-timeline-thinking);color:var(--color-ink);border:1px solid #c7927a}.hub-table-wrapper{background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);overflow-x:auto}.hub-table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}.hub-table th{background:var(--color-canvas-soft);color:var(--color-muted);font-weight:600;padding:12px 16px;border-bottom:1px solid var(--color-hairline)}.hub-table td{padding:12px 16px;border-bottom:1px solid var(--color-hairline-soft);color:var(--color-ink)}.hub-table tr:hover td{background:var(--color-canvas-soft)}.hub-dag-container{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:8px 0}.dag-tier-col{background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);padding:18px;display:flex;flex-direction:column;gap:14px}.dag-tier-header{font-size:13px;font-weight:600;color:var(--color-ink);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--color-hairline);padding-bottom:8px}.dag-node-card{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:14px;display:flex;flex-direction:column;gap:8px;cursor:pointer;transition:all .15s ease}.dag-node-card:hover{border-color:var(--color-hairline-strong);background:var(--color-surface-card);transform:translate(2px)}.dag-node-card.locked{opacity:.5;cursor:not-allowed}.dag-node-prereq-badge{font-size:11px;color:var(--color-muted);display:flex;align-items:center;gap:4px}dialog.hub-drawer{position:fixed;top:0;right:0;bottom:0;width:min(580px,92vw);height:100vh;max-height:100vh;background:var(--color-surface-card);border:none;border-left:1px solid var(--color-hairline-strong);color:var(--color-ink);padding:0;margin:0 0 0 auto;display:flex;flex-direction:column;z-index:300;transform:translate(0);opacity:1;transition:transform .28s cubic-bezier(.16,1,.3,1),opacity .28s ease,display .28s 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var(--color-hairline);display:flex;justify-content:space-between;align-items:center;gap:10px}.drawer-section-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.88px;color:var(--color-muted);margin-bottom:8px;display:flex;align-items:center;gap:6px}.drawer-math-card{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-left:3px solid var(--color-primary);border-radius:var(--radius-md);padding:12px 16px;font-family:var(--font-mono);font-size:13px;color:var(--color-ink);line-height:1.5;overflow-x:auto}.drawer-criterion-item{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:10px 14px;display:flex;flex-direction:column;gap:4px;font-size:12px}.sandbox-container{display:flex;flex-direction:column;gap:16px}.sandbox-header-bar{background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);padding:16px 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td:first-child{color:var(--color-muted);font-weight:500;width:44%}.showroom-specs-table td:last-child{color:var(--color-ink);font-weight:600;font-family:var(--font-mono)}.showroom-feature-item{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--color-body);line-height:1.4}.skills-container{display:flex;flex-direction:column;gap:16px}.skills-level-card{background:var(--color-surface-card);border:1px solid var(--color-hairline);border-radius:var(--radius-lg);padding:20px 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.xp-progress-bar-bg{width:100%;height:8px;background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-pill);overflow:hidden;margin-top:6px}.xp-progress-bar-fill{height:100%;background:var(--color-primary);border-radius:var(--radius-pill);transition:width .3s 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8px;min-width:44px;text-align:center;display:inline-flex;align-items:center;justify-content:center;letter-spacing:.5px;-webkit-user-select:none;user-select:none}.achievement-item.locked .achievement-icon{color:var(--color-muted);background:var(--color-canvas);border-color:var(--color-hairline);opacity:.7}.achievement-item.unlocked .achievement-icon{color:var(--color-primary);background:var(--color-canvas-soft);border-color:var(--color-primary)}.achievement-toast{position:fixed;top:24px;left:50%;transform:translate(-50%);background:var(--color-surface-card);border:1px solid var(--color-primary);border-radius:var(--radius-lg);padding:12px 22px;display:flex;align-items:center;gap:14px;z-index:100;animation:toastSlideDown .35s ease-out}@keyframes 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var(--color-hairline)}.tour-title{font-size:16px;font-weight:600;color:var(--color-ink);margin:0}.tour-description{font-size:13px;color:var(--color-body);line-height:1.45;margin:0}.tour-actions-row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:4px}.tour-nav-btn{background:var(--color-surface-card);color:var(--color-ink);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-md);padding:7px 16px;font-size:12px;font-weight:500;cursor:pointer;transition:all .15s ease}.tour-nav-btn:hover{background:var(--color-canvas-soft);border-color:var(--color-ink)}.tour-nav-btn.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary-active);font-weight:600}@keyframes modalBackdropFadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalPopIn{0%{opacity:0;transform:scale(.95) translateY(14px)}to{opacity:1;transform:scale(1) translateY(0)}}.report-dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:60;display:flex;align-items:center;justify-content:center;padding:16px;animation:modalBackdropFadeIn .22s ease-out forwards}.report-dialog-container{width:100%;max-width:680px;max-height:90vh;background:var(--color-surface-card);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-lg);display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-modal);animation:modalPopIn .26s cubic-bezier(.16,1,.3,1) forwards}.report-dialog-header{padding:16px 20px;background:var(--color-canvas-soft);border-bottom:1px solid var(--color-hairline);display:flex;justify-content:space-between;align-items:center}.report-dialog-body{padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:16px;color:var(--color-body)}.report-form-row{display:flex;gap:12px}.report-input-label{display:block;font-size:11px;font-weight:600;color:var(--color-muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.report-input{width:100%;background:var(--color-surface-card);border:1px solid var(--color-hairline-strong);border-radius:var(--radius-md);color:var(--color-ink);font-size:13px;font-family:var(--font-mono);padding:8px 12px;box-sizing:border-box;outline:none}.report-input:focus{border-color:var(--color-primary)}.report-grade-banner{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:14px 16px}.report-mark-badge{display:inline-block;font-size:15px;font-weight:700;padding:4px 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