:root{--color-primary: #1e3a5f;--color-primary-light: #eef2f7;--color-primary-lighter: #f5f7fa;--color-primary-dark: #16294a;--color-primary-darker: #0f1e35;--color-accent: #b91c1c;--color-accent-hover: #991b1b;--color-accent-light: #fef2f2;--color-text: #171717;--color-text-secondary: #404040;--color-text-tertiary: #525252;--color-text-inverse: #ffffff;--color-text-link: #1e3a5f;--color-text-link-hover: #16294a;--color-border: #e2e8f0;--color-border-light: #f1f5f9;--color-border-dark: #cbd5e1;--color-bg: #ffffff;--color-bg-page: #f0f0f0;--color-bg-alt: #f1f5f9;--color-bg-dark: #1e293b;--color-bg-darker: #0f172a;--color-bg-hover: #f8fafc;--font-sans: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Consolas", monospace;--font-body: var(--font-sans);--font-size-xs: 12px;--font-size-sm: 13px;--font-size-base: 14px;--font-size-md: 15px;--font-size-lg: 16px;--font-size-xl: 18px;--font-size-2xl: 20px;--font-size-3xl: 24px;--font-size-4xl: 28px;--font-size-5xl: 32px;--font-size-6xl: 36px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-snug: 1.375;--line-height-normal: 1.5;--line-height-relaxed: 1.625;--line-height-loose: 1.8;--spacing-3xs: 2px;--spacing-2xs: 4px;--spacing-xs: 8px;--spacing-sm: 12px;--spacing-md: 16px;--spacing-lg: 20px;--spacing-xl: 24px;--spacing-2xl: 32px;--spacing-3xl: 40px;--spacing-4xl: 48px;--spacing-5xl: 64px;--radius-none: 0;--radius-sm: 0px;--radius-base: 0px;--radius-md: 0px;--radius-lg: 2px;--radius-xl: 0px;--radius-2xl: 0px;--radius-full: 0px;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .08), 0 8px 10px -6px rgba(0, 0, 0, .04);--shadow-primary: 0 4px 12px rgba(30, 58, 95, .15);--shadow-accent: 0 4px 12px rgba(185, 28, 28, .15);--transition-fast: .15s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--transition-fast-in: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal-in: .2s cubic-bezier(.4, 0, .2, 1);--container-width: 1400px;--container-padding: 24px;--header-height: 72px;--nav-height: 48px;--topbar-height: 36px;--z-base: 0;--z-dropdown: 100;--z-sticky: 200;--z-fixed: 300;--z-modal-backdrop: 400;--z-popover: 600;--z-toast: 700;--z-tooltip: 800;--color-success: #16a34a;--color-success-light: #dcfce7;--color-success-dark: #15803d;--color-green: #16a34a;--color-orange: #d97706;--color-warning: #ea580c;--color-warning-light: #fff7ed;--color-warning-dark: #c2410c;--color-danger: #b91c1c;--color-danger-light: #fef2f2;--color-danger-dark: #b91c1c;--color-info: #1e3a5f;--color-info-light: #eef2f7;--color-info-dark: #16294a;--color-gold: #d4a017;--color-gold-light: #fefce8;--color-gold-dark: #b8860b;--color-purple: #7c3aed;--color-purple-light: #f5f3ff;--color-purple-dark: #6d28d9;--color-teal: #0f766e;--color-primary-2: #2c5282;--color-primary-deep: #2a5a8f;--color-gold-2: #e6b82a;--color-vip-bg-start: #fffbeb;--color-vip-bg-end: #fef3c7;--color-gold-border: #fcd34d;--color-warning-border: #f59e0b;--color-danger-border: #fecaca;--color-white-alpha: rgba(255, 255, 255, .2);--color-black-alpha: rgba(0, 0, 0, .4);--grad-primary-deep: linear-gradient(90deg, var(--color-primary), var(--color-primary-2));--grad-vip-banner: linear-gradient(135deg, var(--color-vip-bg-start), var(--color-vip-bg-end));--grad-gold: linear-gradient(90deg, var(--color-gold), var(--color-gold-2));--grad-gold-135: linear-gradient(135deg, var(--color-gold), var(--color-gold-2));--grad-uc-card: linear-gradient(135deg, #f0f4f8, #e3edf7);--grad-guidance: linear-gradient(135deg, #fffbe6, #fff7ed);--shadow-gold: 0 6px 16px rgba(212, 160, 23, .2);--channel-tender: #1e3a5f;--channel-tender-light: #eef2f7;--channel-purchase: #16a34a;--channel-purchase-light: #dcfce7;--channel-auction: #ea580c;--channel-auction-light: #fff7ed;--channel-winbid: #7c3aed;--channel-winbid-light: #f5f3ff;--channel-project: #0891b2;--channel-project-light: #ecfeff;--channel-company: #4f46e5;--channel-company-light: #eef2ff;--channel-data: #0e7490;--channel-data-light: #ecfdf5;--channel-today: #b91c1c;--channel-today-light: #fef2f2;--channel-vip: #d4a017;--channel-vip-light: #fefce8;--paywall-guest-bg: #f0fdf4;--paywall-guest-border: #bbf7d0;--paywall-guest-text: #15803d;--paywall-trial-bg: #fff7ed;--paywall-trial-border: #fed7aa;--paywall-trial-text: #c2410c;--paywall-payview-bg: #eff6ff;--paywall-payview-border: #bfdbfe;--paywall-payview-text: #1d4ed8;--paywall-full-bg: #f0fdf4;--paywall-full-border: #bbf7d0;--paywall-full-text: #15803d;--tag-top-bg: #b91c1c;--tag-top-text: #ffffff;--tag-urgent-bg: #ea580c;--tag-urgent-text: #ffffff;--tag-new-bg: #1e3a5f;--tag-new-text: #ffffff;--tag-vip-bg: #d4a017;--tag-vip-text: #ffffff;--tag-hot-bg: #b91c1c;--tag-hot-text: #ffffff;--brand-primary: var(--color-primary);--brand-primary-hover: var(--color-primary-dark);--brand-primary-dark: var(--color-primary-darker);--brand-primary-active: var(--color-primary-darker);--brand-primary-tint-1: var(--color-primary-light);--brand-primary-tint-2: #dde5ef;--brand-primary-tint-3: #c2cfde;--brand-primary-tint-4: #9bafc8;--brand-primary-tint-5: #6d8aaa;--brand-accent: var(--color-accent);--ms-primary: var(--color-primary);--ms-primary-foreground: var(--color-text-inverse);--ms-secondary: var(--color-bg-alt);--ms-secondary-foreground: var(--color-text);--ms-background: var(--color-bg);--ms-foreground: var(--color-text);--ms-card: var(--color-bg);--ms-card-foreground: var(--color-text);--ms-popover: var(--color-bg);--ms-popover-foreground: var(--color-text);--ms-accent: var(--color-accent);--ms-accent-foreground: var(--color-text-inverse);--ms-muted: var(--color-bg-alt);--ms-muted-foreground: var(--color-text-tertiary);--ms-destructive: var(--color-danger);--ms-destructive-foreground: var(--color-text-inverse);--ms-border: var(--color-border);--ms-input: var(--color-border);--ms-ring: var(--color-primary);--primary: var(--color-primary);--primary-dark: var(--color-primary-dark);--primary-light: var(--color-primary-light);--danger: var(--color-danger);--success: var(--color-success);--warning: var(--color-warning);--z-suggest: var(--z-dropdown);--z-modal: 500;--border-default: var(--color-border);--bg-card: var(--color-bg);--bg-page: var(--color-bg-page);--bg-alt: var(--color-bg-alt);--bg-hover: var(--color-bg-hover);--text-primary: var(--color-text);--text-secondary: var(--color-text-secondary);--text-tertiary: var(--color-text-tertiary);--text-inverse: var(--color-text-inverse);--text-link: var(--color-text-link);--accent-color: var(--color-accent);--accent-color-hover: var(--color-accent-hover);--neutral-50: #ffffff;--neutral-100: var(--color-bg-alt);--neutral-200: var(--color-border-light);--neutral-300: var(--color-border);--neutral-400: var(--color-border-dark);--neutral-500: #64748b;--neutral-600: #475569;--neutral-700: #334155;--neutral-800: #1e293b;--neutral-900: #0f172a;--text-xs: var(--font-size-xs);--text-sm: var(--font-size-sm);--text-base: var(--font-size-base);--text-md: var(--font-size-md);--text-lg: var(--font-size-lg);--text-xl: var(--font-size-xl);--text-2xl: var(--font-size-2xl);--text-3xl: var(--font-size-3xl);--z-cs: 300;--z-header: 200;--color-subsite-zb: var(--channel-tender);--color-subsite-cg: var(--channel-purchase);--color-subsite-pm: var(--channel-auction);--color-subsite-xm: var(--channel-project);--color-subsite-qy: var(--channel-company);--color-subsite-sj: var(--channel-data);--color-subsite-help: var(--color-primary);--color-subsite-yz: var(--channel-winbid);--color-subsite-dq: var(--color-primary);--text-muted: var(--color-text-tertiary);--accent-red: var(--color-accent);--accent-red-dark: var(--color-accent-hover);--shadow-floating: 0 4px 12px rgba(0, 0, 0, .08);--container-max: 1400px}