:root{--bg-0:#070c0a;--bg-1:#0b1310;--bg-2:#101c18;--bg-3:#172924;--line:#1d332c;--line-strong:#2b4c41;--ink:#e6f4ee;--ink-2:#a3bdb3;--ink-3:#6b857c;--brand:#35e0a1;--brand-dim:#1ba173;--brand-ink:#052b1e;--brand-soft:rgba(53,224,161,0.12);--brand-glow:rgba(53,224,161,0.28);--accent-mcu:#35e0a1;--accent-analog:#b98cff;--accent-rf:#4fb6ff;--accent-if:#ffb454;--accent-board:#ff7a8a;--accent-mcu-soft:rgba(53,224,161,0.13);--accent-analog-soft:rgba(185,140,255,0.13);--accent-rf-soft:rgba(79,182,255,0.13);--accent-if-soft:rgba(255,180,84,0.13);--accent-board-soft:rgba(255,122,138,0.13);--success:#35e0a1;--warning:#ffcc66;--danger:#ff6b6b;--info:#4fb6ff;--grid-line:rgba(53,224,161,0.06);--grid-size:64px;--grid-line-strong:rgba(53,224,161,0.09);--grid-dot:rgba(53,224,161,0.16);--stage-bg:#070c0a;--stage-bg-2:rgba(18,32,27,0.85);--scene-glow:0 0 48px -8px var(--brand-glow);--scene-lift:var(--shadow-3);--trace:var(--brand);--trace-opacity:0.45;--trace-pulse:#d7fff0;--chip-body:#16261f;--chip-body-2:#0b1512;--chip-edge:rgba(150,196,180,0.34);--chip-ink:#e9f6f1;--chip-ink-2:rgba(233,246,241,0.5);--chip-relief:inset 0 1px 0 var(--chip-edge),inset 0 -14px 26px -18px rgba(0,0,0,0.9);--chip-accent-mcu:#35e0a1;--chip-accent-analog:#b98cff;--chip-accent-rf:#4fb6ff;--chip-accent-if:#ffb454;--chip-accent-mcu-soft:rgba(53,224,161,0.16);--chip-accent-analog-soft:rgba(185,140,255,0.16);--chip-accent-rf-soft:rgba(79,182,255,0.16);--chip-accent-if-soft:rgba(255,180,84,0.16);--chip-ok:#46ecac;--chip-fill:rgba(70,236,172,0.2);--chip-fill-ok:rgba(70,236,172,0.32);--device-relief:inset 0 1px 0 var(--line-strong),inset 0 -14px 26px -20px rgba(0,0,0,0.55);--font-sans:Inter,"SF Pro Text","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--font-mono:ui-monospace,"JetBrains Mono","SFMono-Regular","SF Mono",Menlo,Consolas,"Liberation Mono",monospace;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--space-8:64px;--space-9:96px;--radius-sm:6px;--radius-lg:18px;--radius-pill:999px;--shadow-1:0 2px 8px rgba(0,0,0,0.3);--shadow-2:0 12px 32px rgba(0,0,0,0.38);--shadow-3:0 24px 70px rgba(0,0,0,0.46);--glow-sm:0 0 0 1px var(--brand-soft);--glow-md:0 0 24px -6px var(--brand-glow);--glow-lg:0 0 48px -8px var(--brand-glow);--band-bg:#071310;--band-bg-2:#0e2019;--band-ink:#e9fff5;--band-ink-2:#a9cabd;--band-line:rgba(233,255,245,0.16);--announce-info-bg:#0d2a22;--announce-info-ink:#c8f2e0;--announce-info-line:rgba(200,242,224,0.22);--announce-notice-bg:#33240a;--announce-notice-ink:#ffdfa6;--announce-notice-line:rgba(255,223,166,0.26);--announce-critical-bg:#3a1113;--announce-critical-ink:#ffd2d2;--announce-critical-line:rgba(255,210,210,0.28);--header-h:68px;--announce-h:0px;--container-w:1180px;--ease:cubic-bezier(0.22,0.61,0.36,1);--dur-fast:0.16s;--dur:0.24s}:root[data-theme=light]{--bg-0:#ffffff;--bg-1:#f5f9f7;--bg-2:#ffffff;--bg-3:#edf4f0;--line:#dce7e2;--line-strong:#b9cfc6;--ink:#0e1b17;--ink-2:#4a5d56;--ink-3:#5f736b;--brand:#067a57;--brand-dim:#0a9a6e;--brand-ink:#ffffff;--brand-soft:rgba(6,122,87,0.08);--brand-glow:rgba(6,122,87,0.18);--accent-mcu:#067a57;--accent-analog:#7c3fd4;--accent-rf:#1568b8;--accent-if:#a86812;--accent-board:#c8384c;--accent-mcu-soft:rgba(6,122,87,0.09);--accent-analog-soft:rgba(124,63,212,0.09);--accent-rf-soft:rgba(21,104,184,0.09);--accent-if-soft:rgba(168,104,18,0.09);--accent-board-soft:rgba(200,56,76,0.09);--success:#0a8f66;--warning:#a86812;--danger:#c0392b;--info:#1568b8;--grid-line:rgba(6,122,87,0.07);--grid-line-strong:rgba(6,122,87,0.13);--grid-dot:rgba(6,122,87,0.26);--stage-bg:#e9f2ee;--stage-bg-2:#ffffff;--scene-glow:0 0 0 0 transparent;--scene-lift:var(--shadow-2);--trace:var(--brand-dim);--trace-opacity:0.9;--trace-pulse:var(--brand);--device-relief:inset 0 1px 0 #ffffff,inset 0 -14px 26px -20px rgba(15,50,40,0.22);--band-bg:#e9f2ee;--band-bg-2:#ffffff;--band-ink:#0e1b17;--band-ink-2:#4a5d56;--band-line:#d2e1da;--announce-info-bg:#e4f3ec;--announce-info-ink:#0d3b2c;--announce-info-line:#c2ddd1;--announce-notice-bg:#fdf1d8;--announce-notice-ink:#573c05;--announce-notice-line:#ecd8ab;--announce-critical-bg:#fde8e8;--announce-critical-ink:#6d1418;--announce-critical-line:#f2cbcb;--shadow-1:0 2px 8px rgba(15,50,40,0.06);--shadow-2:0 12px 32px rgba(15,50,40,0.09);--shadow-3:0 24px 70px rgba(15,50,40,0.12)}:root{--surface:var(--bg-2);--soft:var(--bg-1);--muted:var(--ink-3);--brand-deep:var(--brand-dim);--brand-light:var(--brand-soft);--night:var(--bg-0);--night-soft:var(--bg-1);--radius:12px;--shadow:var(--shadow-3)}