:root{--font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", Georgia, "Times New Roman", serif;--font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: "SF Mono", "JetBrains Mono", "IBM Plex Mono", Menlo, Consolas, monospace;--font-num: "Cormorant Garamond", Georgia, "Times New Roman", serif;--maxw: 1160px;--radius-xs: 6px;--radius-sm: 8px;--radius: 10px;--radius-lg: 14px;--fs-xs: 12px;--fs-sm: 13px;--fs-base: 15px;--fs-md: 17px;--fs-lg: 20px;--fs-xl: 25px;--fs-2xl: clamp(28px, 4.4vw, 44px);--fs-3xl: clamp(34px, 5.4vw, 56px);--space-section-head: 44px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04), 0 2px 8px rgba(0, 0, 0, .04);--shadow-md: 0 8px 30px rgba(0, 0, 0, .08);--shadow-hover: 0 12px 34px color-mix(in srgb, var(--brand) 14%, rgba(0, 0, 0, .1)), 0 2px 6px rgba(0, 0, 0, .05);--transition: .18s cubic-bezier(.4, 0, .2, 1);--ease-soft: cubic-bezier(.4, 0, .2, 1)}:root,[data-theme=warm]{--bg: #fdfbf3;--bg-soft: #f8f1e3;--surface: #ffffff;--surface-2: #fcf6ea;--ink: #3a2410;--ink-soft: #6b5740;--ink-mute: #7a6c50;--ink-faint: #9c8e75;--line: #ece0cb;--brand: #e8731c;--brand-2: #f0913f;--brand-soft: #fdebd8;--brand-ink: #b1530a;--gold: #a88030;--gold-deep: #8b6820;--accent: #c2410c;--danger: #d4351c;--danger-bg: #fdeceb;--ok: #1f8a4c;--hero-grad: radial-gradient(120% 90% at 80% -10%, #fde3c5 0%, #fdfbf3 55%);--cta-bg: var(--brand);--cta-ink: #ffffff}[data-theme=biz]{--bg: #f7f8fa;--bg-soft: #eef1f5;--surface: #ffffff;--surface-2: #f4f6f9;--ink: #0f172a;--ink-soft: #475569;--ink-mute: #647488;--ink-faint: #8593a5;--line: #e2e8f0;--brand: #2563eb;--brand-2: #1e40af;--brand-soft: #e7eefe;--brand-ink: #1d4ed8;--gold: #64748b;--gold-deep: #475569;--accent: #4338ca;--danger: #dc2626;--danger-bg: #fdecec;--ok: #059669;--hero-grad: linear-gradient(180deg, #eef2f8 0%, #f7f8fa 100%);--cta-bg: var(--brand);--cta-ink: #ffffff}[data-theme=ink]{--bg: #0e0f12;--bg-soft: #15171c;--surface: #181b21;--surface-2: #1f232b;--ink: #f4f2ec;--ink-soft: #b8b6ae;--ink-mute: #93918a;--ink-faint: #7c7a72;--line: #2a2e37;--brand: #f5a524;--brand-2: #fbbf24;--brand-soft: #2c2410;--brand-ink: #f7b733;--gold: #d4a843;--gold-deep: #e0b755;--accent: #f97316;--danger: #f4524d;--danger-bg: #2a1716;--ok: #34d399;--hero-grad: radial-gradient(120% 90% at 80% -10%, #23211a 0%, #0e0f12 55%);--cta-bg: var(--brand);--cta-ink: #1a1206;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4), 0 2px 10px rgba(0, 0, 0, .35);--shadow-md: 0 10px 36px rgba(0, 0, 0, .55);--shadow-hover: 0 14px 40px rgba(0, 0, 0, .6), 0 0 0 1px color-mix(in srgb, var(--brand) 30%, 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14px;display:inline-flex;align-items:center;gap:8px}.section{padding:84px 0}.section-tight{padding:56px 0}.section-title{font-size:clamp(26px,4vw,38px);margin-bottom:12px;letter-spacing:-.01em}.section-lead{font-size:17px;color:var(--ink-soft);max-width:620px;margin-bottom:0}.center{text-align:center}.center .section-lead{margin-left:auto;margin-right:auto}.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;cursor:pointer;border:1.5px solid transparent;transition:transform var(--transition),box-shadow var(--transition),background var(--transition),color var(--transition);font-family:var(--font-sans);line-height:1}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--cta-bg);color:var(--cta-ink);box-shadow:0 8px 22px color-mix(in srgb,var(--brand) 32%,transparent),0 2px 6px #0000001a}.btn-primary:hover{color:var(--cta-ink);box-shadow:0 12px 30px color-mix(in srgb,var(--brand) 42%,transparent),0 3px 8px 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var(--line)}.roles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}.roles:before{content:"";position:absolute;top:50%;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--brand) 30%,transparent),transparent);z-index:0}.role-card{position:relative;z-index:1;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}.role-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--brand) 35%,var(--line))}.role-card .role{font-family:var(--font-mono);font-size:12px;color:var(--ink-mute);margin-bottom:14px;display:inline-flex;align-items:center;gap:8px}.role-card .role .icon{width:15px;height:15px;color:var(--brand-ink)}.role-card h3{font-size:20px;margin-bottom:8px;line-height:1.35}.role-card 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