:root{--navy: #0d4a6b;--navy-deep: #08324a;--navy-ink: #0a2436;--spark: #ed711c;--spark-bright: #ff8a2b;--amber: #f5af18;--circuit: #2bb3c0;--circuit-soft: #d7f3f6;--spark-soft: #ffe4cc;--chalk: #f6f1e8;--paper: #ffffff;--ink: #0a2436;--muted: #4a6170;--line: color-mix(in srgb, var(--navy) 14%, transparent);--grid-line: color-mix(in srgb, var(--navy) 6%, transparent);--primary: var(--navy);--primary-dark: var(--navy-deep);--accent: var(--spark);--accent-warm: var(--amber);--accent-soft: var(--spark-soft);--surface: var(--chalk);--soft: #ffe9d4;--max: 1060px;--radius: 4px;--radius-lg: 16px;--font: "Noto Sans TC", "Noto Sans", "Segoe UI", system-ui, -apple-system, sans-serif;--display: "Syne", "Space Grotesk", "Noto Sans", system-ui, sans-serif;--shadow-soft: 0 18px 48px rgba(8, 50, 74, .1);--shadow-card: 6px 6px 0 color-mix(in srgb, var(--navy) 14%, transparent)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--ink);background:linear-gradient(var(--grid-line) 1px,transparent 1px) 0 0 / 28px 28px,linear-gradient(90deg,var(--grid-line) 1px,transparent 1px) 0 0 / 28px 28px,radial-gradient(ellipse 55% 40% at 100% -5%,color-mix(in srgb,var(--spark) 18%,transparent),transparent 55%),radial-gradient(ellipse 45% 35% at -5% 15%,color-mix(in srgb,var(--circuit) 12%,transparent),transparent 50%),var(--surface);line-height:1.72;-webkit-font-smoothing:antialiased;min-height:100vh;font-size:1.04rem}a{color:color-mix(in srgb,var(--navy) 70%,var(--spark));text-underline-offset:3px}a:hover{color:var(--spark)}img{max-width:100%;height:auto;display:block}h1,h2,h3{line-height:1.2;color:var(--ink);font-weight:700;letter-spacing:-.025em}h1{font-family:var(--display);font-size:clamp(2rem,5.2vw,3.35rem);margin:0 0 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