:root{--bg: #f3f5f7;--bg-wash: #e8f2f0;--text: #16191b;--muted: #8a9194;--faint: #b3b8bb;--accent: #1f9a8a;--accent-2: #27b3a1;--accent-soft: #e6f6f3;--accent-soft-2: #d4f0eb;--card: #ffffff;--line: rgba(22, 28, 28, .08);--shadow: 0 10px 28px rgba(18, 32, 30, .07), 0 1px 3px rgba(18, 32, 30, .05);--font: Inter, "Noto Sans SC", "Noto Sans CJK SC", ui-sans-serif, system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{width:100%;height:100%;overflow:hidden;background:var(--bg);font-family:var(--font);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}#c{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block;z-index:0}.wash{pointer-events:none;position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;background:radial-gradient(ellipse 70% 55% at 50% 0%,rgba(232,242,240,.85),transparent 62%),radial-gradient(ellipse 50% 40% at 88% 8%,rgba(214,236,232,.45),transparent 60%),linear-gradient(180deg,#f3f5f747,#f3f5f700 18%,#f3f5f700 82%,#f3f5f780)}.overlay-ui{position:relative;z-index:5}.top,.pills,.lesson,.transport,.sidebar,.hud,.bottom,.callouts,.loader{z-index:5}.top{pointer-events:none;position:absolute;top:0;left:0;right:0;display:grid;grid-template-columns:1fr auto 1fr;align-items:start;padding:22px 28px 0}.brand{pointer-events:auto;display:flex;align-items:center;gap:10px;justify-self:start}.logo{width:28px;height:28px;display:block;flex:none}.brand-name{font-weight:600;font-size:17px;letter-spacing:-.03em}.title-block{text-align:center;padding-top:2px}.model-line{font-size:14px;font-weight:600;letter-spacing:-.02em;color:#1a1d1e}.model-line em{font-style:normal;color:var(--accent);font-weight:700}.model-line .en{font-weight:500;color:var(--muted);font-size:12px;margin-left:6px}.title-block h1{font-size:28px;font-weight:800;letter-spacing:-.045em;line-height:1.15;margin-top:2px;color:#111414}.date{margin-top:6px;font-size:12px;color:var(--faint);font-weight:500;letter-spacing:.01em}.live-sim{pointer-events:auto;justify-self:end;display:inline-flex;align-items:center;gap:8px;background:#fff;border-radius:999px;padding:7px 12px 7px 10px;font-size:12px;font-weight:500;color:#3a3f40;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.8)}.live-dot{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 3px #27b3a12e;animation:pulse 2.2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.55}}.pills{position:absolute;top:124px;left:0;right:0;display:flex;justify-content:center;gap:8px;pointer-events:none}.pill{pointer-events:auto;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(20,30,28,.1);background:#fff;color:#2a2e2e;font-family:inherit;font-size:13px;font-weight:500;letter-spacing:-.01em;border-radius:999px;padding:6px 13px 6px 8px;display:inline-flex;align-items:center;gap:7px;cursor:pointer;box-shadow:0 1px 2px #10201c0a;transition:background .2s,border-color .2s,color .2s,box-shadow .2s}.pill .radio{width:11px;height:11px;border-radius:50%;border:1.5px solid #c5cbc9;background:#fff;position:relative;flex:none}.pill.active{background:var(--accent-soft);border-color:var(--accent);color:#0f3d36;box-shadow:0 0 0 1px #1f9a8a14,0 1px 2px #10201c0a}.pill.active .radio{border-color:var(--accent)}.pill.active .radio:after{content:"";position:absolute;top:2px;right:2px;bottom:2px;left:2px;border-radius:50%;background:var(--accent)}.pill:hover:not(.active){border-color:#1f9a8a73}.lesson{pointer-events:none;position:absolute;top:168px;left:50%;transform:translate(-50%);max-width:min(520px,calc(100% - 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