:root{--bg-stage: #0b0d13;--bg-card: #13161f;--bg-raised: #161a26;--brand: #f0997b;--brand-strong: #f4a98e;--brand-dim: rgba(240, 153, 123, .12);--brand-line: rgba(240, 153, 123, .28);--text-hi: #e8eaf0;--text-mid: #8a91a3;--text-low: #6b7185;--sem-ok: #5dcaa5;--sem-info: #85b7eb;--radius-card: 14px;--radius-inner: 10px;--radius-ctl: 8px;--radius-pill: 99px;--border-fine: .5px solid rgba(255, 255, 255, .07);--border-active: .5px solid rgba(255, 255, 255, .18);--hairline: rgba(255, 255, 255, .07);--hairline-strong: rgba(255, 255, 255, .14);--ease-spring: cubic-bezier(.2, .8, .3, 1);--dur-state: .3s;--maxw: 1080px;--gutter: 24px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;--font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Roboto Mono", Menlo, Consolas, 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