/* ============================================
   安徽招考网 - Design System & Core Styles
   Premium Information Aggregation Platform
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --color-primary: #4A5568;
  --color-primary-light: #718096;
  --color-primary-dark: #2D3748;

  /* Neutral Palette */
  --color-bg: #F7FAFC;
  --color-surface: #FFFFFF;
  --color-text: #2D3748;
  --color-text-secondary: #718096;
  --color-text-muted: #A0AEC0;
  --color-border: #E2E8F0;
  --color-border-light: #EDF2F7;

  /* Accent */
  --color-accent: #3182CE;
  --color-accent-hover: #2B6CB0;
  --color-accent-light: #EBF8FF;
  --color-accent-bg: rgba(49, 130, 206, 0.08);

  /* Functional Colors */
  --color-success: #48BB78;
  --color-error: #E53E3E;
  --color-warning: #DD6B20;

  /* Category Colors */
  --color-cat-gwy: #3182CE;
  --color-cat-sydw: #E53E3E;
  --color-cat-js: #38A169;
  --color-cat-gq: #DD6B20;
  --color-cat-ylws: #805AD5;
  --color-cat-szyf: #D69E2E;
  --color-cat-bw: #6B7280;

  /* Typography Scale */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-md: 1.125rem;   /* 18px */
  --font-size-lg: 1.25rem;    /* 20px */
  --font-size-xl: 1.5rem;     /* 24px */
  --font-size-2xl: 1.875rem;  /* 30px */
  --font-size-3xl: 2.25rem;   /* 36px */
  --font-size-4xl: 3rem;      /* 48px */

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  --line-height-loose: 1.8;

  /* Spacing Scale */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 200ms ease-out;
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1200px;
  --content-max: 800px;
  --header-height: 64px;
  --sidebar-width: 280px;
}

/* --- Dark Theme --- */
[data-theme="dark"] {
  --color-bg: #1A202C;
  --color-surface: #2D3748;
  --color-text: #E2E8F0;
  --color-text-secondary: #A0AEC0;
  --color-text-muted: #718096;
  --color-border: #4A5568;
  --color-border-light: #2D3748;
  --color-accent-light: rgba(49, 130, 206, 0.15);
  --color-accent-bg: rgba(49, 130, 206, 0.12);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.25), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.2);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-hover);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: var(--content-max);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  text-align: left;
  border-width: 0;
}

.text-center { text-align: center; }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* --- Header / Navigation --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.92);
  transition: background var(--transition-normal), border-color var(--transition-normal);
  height: var(--header-height);
}

[data-theme="dark"] .site-header {
  background: rgba(45, 55, 72, 0.92);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
  min-width: 120px;
  font-size: var(--font-size-sm);
  white-space: nowrap;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
}

.site-logo:hover {
  color: var(--color-text);
}

.site-logo__icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent), #4299E1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 1;
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

.nav-links a svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Theme Toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  background: transparent;
  border: 1px solid var(--color-border);
}

.theme-toggle:hover {
  background: var(--color-accent-bg);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.mobile-menu-btn svg {
  width: 22px;
  height: 22px;
}

/* User/Auth Dropdown in Header */
.header-user-menu {
  position: relative;
}

.header-user-btn {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  white-space: nowrap;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header-user-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

.header-user-btn svg {
  width: 16px;
  height: 16px;
}

.header-user-btn .user-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  flex-shrink: 0;
}

.header-user-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  overflow: hidden;
}

.header-user-dropdown.open {
  display: block;
  animation: fadeInUp 0.15s ease-out both;
}

.header-user-dropdown__name {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border-light);
}

.header-user-dropdown a,
.header-user-dropdown button {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.header-user-dropdown a:hover,
.header-user-dropdown button:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.header-user-dropdown svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.header-user-dropdown .logout-item {
  color: var(--color-error);
  border-top: 1px solid var(--color-border-light);
}

.header-user-dropdown .logout-item:hover {
  background: rgba(229,62,62,0.06);
  color: var(--color-error);
}

/* Login button (not logged in) */
.header-login-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.header-login-btn:hover {
  background: var(--color-accent-hover);
  color: #fff;
}

.header-login-btn svg { width: 16px; height: 16px; }

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.mobile-nav-overlay.open {
  opacity: 1;
}

.mobile-nav-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  z-index: 201;
  background: var(--color-surface);
  box-shadow: var(--shadow-xl);
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
}

.mobile-nav-overlay.open .mobile-nav-panel {
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.mobile-nav-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.mobile-nav-close:hover {
  background: var(--color-border-light);
  color: var(--color-text);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav-links a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

.mobile-nav-links a svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: var(--space-10) 0 var(--space-8);
  background: linear-gradient(180deg, #E0F0FF 0%, #C8E0FA 100%);
  overflow: hidden;
  transition: background var(--transition-normal);
}

[data-theme="dark"] .hero {
  background: linear-gradient(180deg, #1E293B 0%, #0F172A 100%);
}

.hero__content {
  position: relative;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.hero__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  letter-spacing: 0.02em;
  line-height: var(--line-height-tight);
}

.hero__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
}

/* --- Search Box --- */
.search-box {
  display: flex;
  align-items: stretch;
  background: var(--color-surface);
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}

.search-box:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.12), 0 0 0 3px var(--color-accent-light);
}

.search-box__select {
  padding: var(--space-4) var(--space-5);
  padding-left: var(--space-5);
  color: var(--color-text);
  background: transparent;
  border-right: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  min-width: 110px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: var(--space-8);
}

.search-box__select:focus {
  background-color: var(--color-accent-bg);
}

.search-box__input {
  flex: 1;
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: transparent;
  min-width: 0;
}

.search-box__input::placeholder {
  color: var(--color-text-muted);
}

.search-box__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  margin: 5px;
  background: var(--color-accent);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-fast);
  white-space: nowrap;
  border-radius: 10px;
}

.search-box__btn:hover {
  background: var(--color-accent-hover);
}

.search-box__btn:active {
  transform: scale(0.98);
}

.search-box__btn svg {
  width: 18px;
  height: 18px;
}

.search-box__btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.search-box__btn.loading .btn-text {
  display: none;
}

.search-box__btn .btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.search-box__btn.loading .btn-spinner {
  display: block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* List page search box */
.search-box--list {
  max-width: 100%;
  border: 1px solid var(--color-border);
}

.search-box--list .search-box__btn {
  background: var(--color-accent);
  color: #fff;
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
}

.search-box--list .search-box__btn:hover {
  background: var(--color-accent-hover);
}

/* Hot Keywords */
.hot-keywords {
  display: flex;
  align-items: center;
  justify-content: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.hot-keywords__label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
  font-weight: var(--font-weight-medium);
}

.hot-keywords__tags {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.hot-keyword-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  background: transparent;
  color: rgba(255,255,255,0.9);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.hot-keyword-tag:hover {
  color: #fff;
  text-decoration: underline;
}

.hot-keyword-tag svg {
  width: 12px;
  height: 12px;
  opacity: 0.6;
}

/* --- Category Quick Cards --- */
.category-quick-section {
  padding: var(--space-8) 0;
  background: var(--color-bg);
}

.category-quick-cards {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-4);
}

.category-quick-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-radius: 16px;
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  min-height: auto;
  border: 1px solid transparent;
}

.category-quick-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.category-quick-card--xiaozhao {
  background: linear-gradient(135deg, #DBEAFE 0%, #EFF6FF 50%, #FFFFFF 100%);
  border-color: #BFDBFE;
}

.category-quick-card--xiaozhao:hover {
  background: linear-gradient(135deg, #BFDBFE 0%, #DBEAFE 50%, #EFF6FF 100%);
  border-color: #93C5FD;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.15);
}

.category-quick-card--shezhao {
  background: linear-gradient(135deg, #D1FAE5 0%, #ECFDF5 50%, #FFFFFF 100%);
  border-color: #A7F3D0;
}

.category-quick-card--shezhao:hover {
  background: linear-gradient(135deg, #A7F3D0 0%, #D1FAE5 50%, #ECFDF5 100%);
  border-color: #6EE7B7;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.15);
}

.category-quick-card--all {
  background: linear-gradient(135deg, #FEF3C7 0%, #FFFBEB 50%, #FFFFFF 100%);
  border-color: #FDE68A;
}

.category-quick-card--all:hover {
  background: linear-gradient(135deg, #FDE68A 0%, #FEF3C7 50%, #FFFBEB 100%);
  border-color: #FCD34D;
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.18);
}

.category-quick-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  flex-shrink: 0;
}

.category-quick-card--xiaozhao .category-quick-card__icon {
  background: rgba(59, 130, 246, 0.15);
  color: #2563EB;
}

.category-quick-card--shezhao .category-quick-card__icon {
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
}

.category-quick-card--all .category-quick-card__icon {
  background: rgba(245, 158, 11, 0.15);
  color: #D97706;
}

.category-quick-card__icon svg {
  width: 22px;
  height: 22px;
  max-width: 22px;
  max-height: 22px;
  flex-shrink: 0;
}

.category-quick-card__name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
}

@media (max-width: 767px) {
  .category-quick-section {
    padding: var(--space-4) 0;
  }

  .category-quick-cards {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
  }

  .category-quick-card--all {
    grid-column: 1 / -1;
  }

  .category-quick-card {
    padding: var(--space-4) var(--space-3);
    min-height: auto;
    border-radius: 14px;
    gap: var(--space-3);
  }

  .category-quick-card__icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }

  .category-quick-card__icon svg {
    width: 18px;
    height: 18px;
  }

  .category-quick-card__name {
    font-size: var(--font-size-base);
  }
}

/* --- Category Tabs Section --- */
.categories-section {
  padding: var(--space-12) 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-normal);
}

.section-header {
  margin-bottom: var(--space-8);
}

.section-header__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.section-header__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.category-tabs {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.category-tabs::-webkit-scrollbar {
  display: none;
}

.category-tab {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-5) var(--space-8);
  min-width: 140px;
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  color: var(--color-text);
  position: relative;
  overflow: hidden;
}

.category-tab::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.category-tab:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.category-tab:hover::before {
  opacity: 1;
}

.category-tab__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  font-size: 20px;
  transition: transform var(--transition-normal);
}

.category-tab:hover .category-tab__icon {
  transform: scale(1.1);
}

.category-tab__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.category-tab__count {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Category specific styles */
.category-tab[data-cat="gwy"]::before { background: var(--color-cat-gwy); }
.category-tab[data-cat="gwy"] .category-tab__icon { background: rgba(49,130,206,0.1); }
.category-tab[data-cat="gwy"]:hover { border-color: var(--color-cat-gwy); }

.category-tab[data-cat="sydw"]::before { background: var(--color-cat-sydw); }
.category-tab[data-cat="sydw"] .category-tab__icon { background: rgba(229,62,62,0.1); }
.category-tab[data-cat="sydw"]:hover { border-color: var(--color-cat-sydw); }

.category-tab[data-cat="js"]::before { background: var(--color-cat-js); }
.category-tab[data-cat="js"] .category-tab__icon { background: rgba(56,161,105,0.1); }
.category-tab[data-cat="js"]:hover { border-color: var(--color-cat-js); }

.category-tab[data-cat="gq"]::before { background: var(--color-cat-gq); }
.category-tab[data-cat="gq"] .category-tab__icon { background: rgba(221,107,32,0.1); }
.category-tab[data-cat="gq"]:hover { border-color: var(--color-cat-gq); }

.category-tab[data-cat="ylws"]::before { background: var(--color-cat-ylws); }
.category-tab[data-cat="ylws"] .category-tab__icon { background: rgba(128,90,213,0.1); }
.category-tab[data-cat="ylws"]:hover { border-color: var(--color-cat-ylws); }

.category-tab[data-cat="szyf"]::before { background: var(--color-cat-szyf); }
.category-tab[data-cat="szyf"] .category-tab__icon { background: rgba(214,158,46,0.1); }
.category-tab[data-cat="szyf"]:hover { border-color: var(--color-cat-szyf); }
.category-tab[data-cat="bw"]::before { background: var(--color-cat-bw); }
.category-tab[data-cat="bw"] .category-tab__icon { background: rgba(107,114,128,0.1); }
.category-tab[data-cat="bw"]:hover { border-color: var(--color-cat-bw); }

/* --- Category Nav Bar (Homepage) --- */
.category-nav-section {
  padding: var(--space-6) 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-normal);
}

.category-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  justify-content: space-between;
  flex-wrap: wrap;
}

.category-nav__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.category-nav__item:hover {
  background: var(--color-accent-bg);
  color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}

.category-nav__icon {
  font-size: 16px;
  line-height: 1;
}

/* --- Favorite Star Button --- */
.fav-star-btn {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 18px;
  transition: all var(--transition-fast);
  color: var(--color-text-muted);
}

.fav-star-btn:hover {
  background: var(--color-bg);
  transform: scale(1.15);
}

.fav-star-btn.active {
  color: #F6AD55;
  text-shadow: 0 0 4px rgba(246, 173, 85, 0.4);
}

/* --- Announcement Card (Compact List Style) --- */
.announcement-card {
  display: block;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--space-3);
  transition: all var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.announcement-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.announcement-card__cat-dot {
  flex-shrink: 0;
  width: 4px;
  height: 40px;
  border-radius: var(--radius-full);
  margin-top: var(--space-1);
}

.announcement-card__body {
  flex: 1;
  min-width: 0;
}

.announcement-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.announcement-card:hover .announcement-card__title {
  color: var(--color-accent);
}

.announcement-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.announcement-card__meta-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.announcement-card__meta-right {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* Full card style (list page) */
.announcement-card--full {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.announcement-card--full .announcement-card__title {
  -webkit-line-clamp: 2;
}

.announcement-card__tag {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.announcement-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.announcement-card__meta-item svg {
  width: 14px;
  height: 14px;
}

.announcement-card__city-tag {
  display: inline-flex;
  align-items: center;
  padding: 1px var(--space-2);
  background: var(--color-accent-bg);
  color: var(--color-accent);
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* --- Announcements List Section --- */
.announcements-section {
  padding: var(--space-8) 0 var(--space-12);
  flex: 1;
}

.announcements-section .section-header {
  text-align: left;
  margin-bottom: var(--space-6);
  padding-left: 14px;
}

.announcements-section .section-header__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.announcements-section .section-header__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Section header row with badge and button */
.section-header__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.section-header__left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.section-header__title--link {
  display: inline-block;
  text-decoration: none;
  color: var(--color-text);
  transition: color var(--transition-fast);
  cursor: pointer;
}

.section-header__title--link:hover {
  color: var(--color-accent);
}

.section-header__badge {
  display: inline-flex;
  align-items: center;
  padding: 3px var(--space-3);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.section-header__btn {
  display: none;
}

.section-header__btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

/* Dark mode */
[data-theme="dark"] .section-header__btn {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

[data-theme="dark"] .section-header__btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

[data-theme="dark"] .section-header__badge {
  background: rgba(66, 153, 225, 0.15);
  color: #90CDF4;
}

/* Skeleton loading */
.skeleton-list { display: none; }
.skeleton-list.active { display: block; }

.skeleton-card {
  padding: var(--space-5);
  margin-bottom: var(--space-3);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
}

.skeleton-card__bar {
  height: 16px;
  background: linear-gradient(90deg, var(--color-border-light) 25%, var(--color-bg) 50%, var(--color-border-light) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
}

.skeleton-card__bar--wide { width: 75%; }
.skeleton-card__bar--short { width: 40%; height: 14px; }

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

[data-theme="dark"] .skeleton-card__bar {
  background: linear-gradient(90deg, var(--color-border) 25%, var(--color-surface) 50%, var(--color-border) 75%);
  background-size: 200% 100%;
}

/* Back to top button */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-md);
  z-index: 50;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
}

.back-to-top:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* --- 打赏抽屉 --- */
.donate-drawer {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 60;
  display: flex;
  align-items: center;
}

.donate-drawer__trigger {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: var(--space-5) var(--space-1);
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  cursor: pointer;
  box-shadow: -2px 2px 8px rgba(0,0,0,0.15);
  transition: all var(--transition-fast);
  writing-mode: vertical-lr;
  letter-spacing: 2px;
}

.donate-drawer__trigger:hover {
  padding-right: var(--space-3);
  box-shadow: -4px 4px 16px rgba(49,130,206,0.3);
}

.donate-drawer__trigger svg {
  width: 16px;
  height: 16px;
  animation: donate-pulse 2s infinite;
}

@keyframes donate-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.donate-drawer__trigger-text {
  font-size: 12px;
  font-weight: var(--font-weight-bold);
}

.donate-drawer__panel {
  position: fixed;
  right: -340px;
  top: 50%;
  transform: translateY(-50%);
  width: 300px;
  max-width: 85vw;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-5);
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 59;
}

.donate-drawer.open .donate-drawer__panel {
  right: 40px;
}

.donate-drawer__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  text-align: center;
}

.donate-drawer__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: var(--space-5);
}

.donate-drawer__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.donate-drawer__img-box {
  aspect-ratio: 3/4;
  border-radius: var(--radius-md);
  border: 1px dashed var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-bg);
}

.donate-drawer__img-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.donate-drawer__placeholder {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* List Filters Bar */
.list-filters {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  justify-content: flex-start;
  flex-wrap: wrap;
}

/* City quick tags */
.city-tags {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.city-tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  white-space: nowrap;
}

.city-tag:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-bg);
}

.city-tag.active {
  color: #fff;
  background: var(--color-accent);
  border-color: var(--color-accent);
}

[data-theme="dark"] .city-tag {
  background: var(--color-surface);
  border-color: var(--color-border);
}

[data-theme="dark"] .city-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

[data-theme="dark"] .city-tag.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.filter-select {
  padding: var(--space-2) var(--space-4);
  padding-right: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color var(--transition-fast);
}

.filter-select:hover,
.filter-select:focus {
  border-color: var(--color-accent);
}

.list-filters__count {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-left: auto;
}

/* Sort Buttons */
.sort-btns {
  display: flex;
  gap: var(--space-1);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  margin-left: auto;
}

.sort-btn {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.sort-btn:hover {
  color: var(--color-text);
}

.sort-btn.active {
  background: var(--color-surface);
  color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

/* --- Announcement Cards --- */
.announcement-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--space-3);
  transition: all var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.announcement-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.announcement-card:hover .announcement-card__title {
  color: var(--color-accent);
}

.announcement-card__cat-dot {
  flex-shrink: 0;
  width: 4px;
  height: 40px;
  border-radius: var(--radius-full);
  margin-top: var(--space-1);
}

.announcement-card__body {
  flex: 1;
  min-width: 0;
}

.announcement-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.announcement-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.announcement-card__tag {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.announcement-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.announcement-card__meta-item svg {
  width: 14px;
  height: 14px;
}

/* Category Tag Colors */
.tag-gwy { background: rgba(49,130,206,0.1); color: var(--color-cat-gwy); }
.tag-sydw { background: rgba(229,62,62,0.1); color: var(--color-cat-sydw); }
.tag-js { background: rgba(56,161,105,0.1); color: var(--color-cat-js); }
.tag-gq { background: rgba(221,107,32,0.1); color: var(--color-cat-gq); }
.tag-ylws { background: rgba(128,90,213,0.1); color: var(--color-cat-ylws); }
.tag-szyf { background: rgba(214,158,46,0.1); color: var(--color-cat-szyf); }
.tag-bw { background: rgba(107,114,128,0.1); color: var(--color-cat-bw); }

.dot-gwy { background: var(--color-cat-gwy); }
.dot-sydw { background: var(--color-cat-sydw); }
.dot-js { background: var(--color-cat-js); }
.dot-gq { background: var(--color-cat-gq); }
.dot-ylws { background: var(--color-cat-ylws); }
.dot-szyf { background: var(--color-cat-szyf); }
.dot-bw { background: var(--color-cat-bw); }

/* --- Pagination --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
  padding-bottom: var(--space-4);
}

.pagination__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: all var(--transition-fast);
}

.pagination__btn:hover:not(.active):not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.pagination__btn.active {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination__btn svg {
  width: 16px;
  height: 16px;
}

.pagination__ellipsis {
  display: flex;
  align-items: center;
  color: var(--color-text-muted);
  padding: 0 var(--space-1);
}

/* --- Load More --- */
.load-more {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-4) var(--space-8);
  margin-top: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.load-more:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.load-more__spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.load-more.loading .load-more__text {
  display: none;
}

.load-more.loading .load-more__spinner {
  display: block;
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-8);
}

.empty-state__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  background: var(--color-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.empty-state__icon svg {
  width: 36px;
  height: 36px;
}

.empty-state__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.empty-state__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* --- Detail Page --- */
.detail-page {
  padding: var(--space-10) 0 var(--space-16);
}

.detail-page .container--narrow {
  max-width: var(--content-max);
}

.detail-header {
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.detail-header__tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
}

.detail-header__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

.detail-header__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.detail-header__meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.detail-header__meta-item svg {
  width: 16px;
  height: 16px;
}

.detail-content {
  font-size: var(--font-size-base);
  line-height: var(--line-height-loose);
  color: var(--color-text);
}

.detail-content h2 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: var(--space-10) 0 var(--space-4);
  padding-left: var(--space-3);
  border-left: 3px solid var(--color-accent);
}

.detail-content h3 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: var(--space-8) 0 var(--space-3);
}

.detail-content p {
  margin-bottom: var(--space-4);
}

.detail-content ul, .detail-content ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.detail-content ul {
  list-style: disc;
}

.detail-content ol {
  list-style: decimal;
}

.detail-content li {
  margin-bottom: var(--space-2);
}

.detail-content strong {
  color: var(--color-primary-dark);
  font-weight: var(--font-weight-semibold);
}

[data-theme="dark"] .detail-content strong {
  color: var(--color-text);
}

.detail-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
}

.detail-content table th,
.detail-content table td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  text-align: left;
}

.detail-content table th {
  background: var(--color-bg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.detail-content table td {
  color: var(--color-text-secondary);
}

.detail-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  text-decoration: none;
  margin-bottom: var(--space-8);
}

.detail-back:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.detail-back svg {
  width: 16px;
  height: 16px;
}

/* Related Announcements */
.related-section {
  margin-top: var(--space-12);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
}

.breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb__sep {
  color: var(--color-text-muted);
}

.breadcrumb__current {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

/* --- About Page --- */
.about-page {
  padding: var(--space-12) 0 var(--space-16);
}

.about-hero {
  text-align: center;
  padding: var(--space-16) 0 var(--space-12);
  background: linear-gradient(135deg, #EBF4FF 0%, #F7FAFC 50%, #EDF2F7 100%);
  transition: background var(--transition-normal);
}

[data-theme="dark"] .about-hero {
  background: linear-gradient(135deg, #1A202C 0%, #2D3748 50%, #1A202C 100%);
}

.about-hero__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.about-hero__desc {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.about-content {
  max-width: var(--content-max);
  margin: 0 auto;
}

.about-section {
  margin-bottom: var(--space-12);
}

.about-section__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

.about-section__text {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-loose);
}

.about-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.about-feature-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  text-align: center;
  transition: all var(--transition-normal);
}

.about-feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.about-feature-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  background: var(--color-accent-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.about-feature-card__icon svg {
  width: 28px;
  height: 28px;
}

.about-feature-card__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.about-feature-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.7);
  padding: var(--space-5) 0;
  margin-top: auto;
  transition: background var(--transition-normal);
}

[data-theme="dark"] .site-footer {
  background: #111827;
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.footer-brand__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: #fff;
}

.footer-brand__desc {
  font-size: var(--font-size-xs);
  opacity: 0.7;
  white-space: nowrap;
}

.footer-mini {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.footer-mini__qr {
  border-radius: 8px;
  background: #fff;
  padding: 4px;
}
.footer-mini__text {
  font-size: 11px;
  opacity: 0.6;
}
.footer-links {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.footer-links a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.footer-links a:hover {
  color: #fff;
}

.footer-copy {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
  flex-shrink: 0;
}

.footer-beian {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: color var(--transition-fast);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.footer-beian:hover {
  color: rgba(255,255,255,0.8);
}

.footer-beian-icon {
  vertical-align: text-bottom;
  margin-right: 1px;
}

/* --- Toast / Notification --- */
.toast {
  position: fixed;
  top: calc(var(--header-height) + var(--space-4));
  right: var(--space-6);
  z-index: 300;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transform: translateX(120%);
  transition: transform var(--transition-smooth);
}

.toast.show {
  transform: translateX(0);
}

.toast--success { border-left: 3px solid var(--color-success); }
.toast--error { border-left: 3px solid var(--color-error); }
.toast--warning { border-left: 3px solid var(--color-warning); }

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in-up {
  animation: fadeInUp 0.5s ease-out both;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* 公告卡片交错入场 */
.announcement-card {
  animation: fadeInUp 0.4s ease-out both;
}
.announcement-card:nth-child(1) { animation-delay: 0.05s; }
.announcement-card:nth-child(2) { animation-delay: 0.1s; }
.announcement-card:nth-child(3) { animation-delay: 0.15s; }
.announcement-card:nth-child(4) { animation-delay: 0.2s; }
.announcement-card:nth-child(5) { animation-delay: 0.25s; }
.announcement-card:nth-child(6) { animation-delay: 0.3s; }
.announcement-card:nth-child(7) { animation-delay: 0.35s; }
.announcement-card:nth-child(8) { animation-delay: 0.4s; }
.announcement-card:nth-child(9) { animation-delay: 0.45s; }
.announcement-card:nth-child(10) { animation-delay: 0.5s; }

/* 校招/社招栏目入场 */
.recruitment-column {
  animation: fadeInUp 0.5s ease-out both;
}
.recruitment-column:first-child { animation-delay: 0.3s; }
.recruitment-column:last-child { animation-delay: 0.4s; }

.recruitment-card {
  animation: fadeInUp 0.35s ease-out both;
}
.recruitment-card:nth-child(1) { animation-delay: 0.05s; }
.recruitment-card:nth-child(2) { animation-delay: 0.1s; }
.recruitment-card:nth-child(3) { animation-delay: 0.15s; }
.recruitment-card:nth-child(4) { animation-delay: 0.2s; }
.recruitment-card:nth-child(5) { animation-delay: 0.25s; }

/* --- Recruitment Section (校招/社招) --- */
.recruitment-section {
  padding: var(--space-12) 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
}

.recruitment-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.recruitment-column {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}

.recruitment-column__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
}

.recruitment-column__header svg {
  width: 20px;
  height: 20px;
}

.recruitment-column__header h3 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.recruitment-column__header--xiaozhao {
  background: linear-gradient(135deg, #EBF8FF 0%, #BEE3F8 100%);
  color: #2C5282;
}

.recruitment-column__header--shezhao {
  background: linear-gradient(135deg, #F0FFF4 0%, #C6F6D5 100%);
  color: #22543D;
}

.recruitment-column__list {
  padding: var(--space-4);
}

.recruitment-card {
  padding: var(--space-4) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.recruitment-card:last-child {
  border-bottom: none;
}

.recruitment-card:hover {
  background: var(--color-surface);
}

.recruitment-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  cursor: pointer;
}

.recruitment-card__title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  line-height: var(--line-height-relaxed);
  flex: 1;
  min-width: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.recruitment-card__toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  white-space: nowrap;
  flex-shrink: 0;
}

.recruitment-card__toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.recruitment-card__toggle .toggle-icon.open {
  transform: rotate(180deg);
}

.recruitment-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.recruitment-card__content {
  display: none;
  padding: 16px;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-light);
  line-height: 1.8;
}

.recruitment-card__content.expanded {
  display: block;
}

.recruitment-card__content p {
  margin-bottom: var(--space-3);
  line-height: var(--line-height-relaxed);
}

.recruitment-card__content a {
  color: var(--color-accent);
  text-decoration: none;
}

.recruitment-card__content a:hover {
  text-decoration: underline;
}

.recruitment-empty {
  padding: var(--space-8);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.recruitment-column__more {
  display: block;
  padding: var(--space-3) var(--space-4);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  text-decoration: none;
  border-top: 1px solid var(--color-border-light);
  transition: background var(--transition-fast);
}

.recruitment-column__more:hover {
  background: var(--color-accent-bg);
}

@media (max-width: 1023px) {
  .recruitment-columns {
    grid-template-columns: 1fr;
  }
  
  .recruitment-column {
    margin-bottom: var(--space-4);
  }
  
  .recruitment-card__title {
    font-size: var(--font-size-xs);
  }
}
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero__title {
    font-size: var(--font-size-2xl);
  }

  .hero__subtitle {
    font-size: var(--font-size-sm);
  }

  .about-features {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-top {
    flex-direction: column;
  }
}

@media (max-width: 767px) {
  :root {
    --header-height: 56px;
    --font-size-base: 0.9375rem;  /* 15px - slightly smaller for mobile */
  }

  .container {
    padding: 0 var(--space-3);
  }

  .site-header .container {
    padding: 0 var(--space-3);
  }

  .header-actions {
    gap: var(--space-2);
  }

  .theme-toggle,
  .mobile-menu-btn {
    width: 34px;
    height: 34px;
  }

  .theme-toggle svg,
  .mobile-menu-btn svg {
    width: 18px;
    height: 18px;
  }

  .site-logo__icon {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-sm);
  }

  .site-logo {
    font-size: var(--font-size-base);
    gap: var(--space-2);
  }

  .hero {
    padding: var(--space-6) 0 var(--space-6);
  }

  .hero__title {
    font-size: var(--font-size-xl);
    line-height: 1.3;
  }

  .search-box {
    max-width: 640px;
  }

  .search-box__select {
    min-width: 90px;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-xs);
  }

  .search-box__input {
    padding: var(--space-3) var(--space-4);
    padding-right: 50px;
    font-size: var(--font-size-sm);
  }

  .search-box__btn {
    padding: var(--space-3) var(--space-3);
  }

  .search-box__btn .btn-text {
    display: none;
  }

  .search-box__btn svg {
    width: 18px;
    height: 18px;
  }

  .hot-keywords {
    margin-top: var(--space-3);
  }

  .hot-keywords__label {
    font-size: var(--font-size-xs);
  }

  .hot-keyword-tag {
    font-size: var(--font-size-xs);
  }

  .category-nav {
    gap: var(--space-1);
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-2);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .category-nav::-webkit-scrollbar {
    display: none;
  }

  .category-nav__item {
    flex-shrink: 0;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
  }

  .announcement-card__title {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    -webkit-line-clamp: 2;
  }

  .announcement-card__meta {
    gap: var(--space-2);
    font-size: var(--font-size-xs);
  }

  .announcement-card {
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-2);
  }

  .announcement-card__meta-item {
    gap: var(--space-1);
  }

  .announcement-card__meta-item svg {
    width: 14px;
    height: 14px;
  }

  .announcement-card__tag {
    font-size: var(--font-size-xs);
    padding: 2px var(--space-2);
  }

  .card-link-btn {
    font-size: 10px;
    padding: 1px var(--space-2);
  }

  .fav-star-btn {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .list-filters {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
  }

  .list-filters__count {
    margin-left: 0;
    text-align: center;
    font-size: var(--font-size-xs);
  }

  .filter-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
  }

  .sort-btns {
    justify-content: center;
  }

  .sort-btn {
    flex: 1;
    text-align: center;
    padding: var(--space-2) var(--space-3);
  }

  .detail-page {
    padding: var(--space-6) 0 var(--space-10);
  }

  .detail-header {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-5);
  }

  .detail-header__title {
    font-size: var(--font-size-lg);
    line-height: 1.3;
  }

  .detail-header__meta {
    gap: var(--space-2);
    font-size: var(--font-size-xs);
  }

  .detail-content {
    font-size: var(--font-size-sm);
    line-height: 1.8;
  }

  .detail-content h2 {
    font-size: var(--font-size-md);
    margin: var(--space-8) 0 var(--space-3);
  }

  .detail-content h3 {
    font-size: var(--font-size-base);
    margin: var(--space-6) 0 var(--space-2);
  }

  .detail-content table {
    font-size: var(--font-size-xs);
  }

  .detail-content table th,
  .detail-content table td {
    padding: var(--space-2) var(--space-3);
  }

  .detail-link-banner {
    padding: var(--space-3) var(--space-4);
  }

  .detail-link-banner__btn {
    padding: var(--space-2) var(--space-5);
    font-size: var(--font-size-sm);
    width: 100%;
    justify-content: center;
  }

  .detail-back {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-5);
  }

  .admin-content {
    padding: var(--space-5) var(--space-4) !important;
  }

  .admin-stats {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: var(--space-3) !important;
  }

  .admin-stat-card {
    padding: var(--space-4) !important;
  }

  .admin-stat-card__value {
    font-size: var(--font-size-xl) !important;
  }

  .admin-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .admin-table {
    min-width: 600px;
    font-size: var(--font-size-xs);
  }

  .admin-table th,
  .admin-table td {
    padding: var(--space-2) var(--space-3);
  }

  .admin-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
  }

  .mobile-nav-panel {
    width: 280px;
    max-width: 85vw;
    padding: var(--space-5) var(--space-4);
  }

  .mobile-nav-links a {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
  }

  .header-actions {
    gap: var(--space-2);
  }

  .theme-toggle,
  .mobile-menu-btn {
    width: 36px;
    height: 36px;
  }

  .header-user-btn {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
  }

  .header-login-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
  }

  .pagination {
    gap: var(--space-1);
    margin-top: var(--space-6);
  }

  .pagination__btn {
    min-width: 36px;
    height: 36px;
    font-size: var(--font-size-xs);
    padding: 0 var(--space-2);
  }

  .related-section {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
  }

  .footer-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .footer-links {
    gap: var(--space-2) var(--space-3);
  }

  .footer-copy {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }
    gap: var(--space-2);
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .about-hero {
    padding: var(--space-10) 0 var(--space-8);
  }

  .about-hero__title {
    font-size: var(--font-size-2xl);
  }

  .admin-modal {
    padding: var(--space-5) !important;
    margin: var(--space-3);
    max-height: 85vh;
  }

  .admin-form-input,
  .admin-form-select,
  .admin-form-textarea {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
  }

  .admin-form-textarea {
    min-height: 160px;
  }

  .admin-form-row--grid {
    grid-template-columns: 1fr !important;
  }

  /* Admin header mobile */
  .admin-header {
    padding: 0 var(--space-3);
  }

  .admin-header__left {
    gap: var(--space-3);
  }

  .admin-header__title {
    font-size: var(--font-size-base);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 140px;
  }

  /* Admin content padding */
  .admin-content {
    padding: var(--space-4) var(--space-3) !important;
  }

  /* Stats: single column on tiny screens */
  .admin-stats {
    grid-template-columns: 1fr !important;
    gap: var(--space-3);
  }

  /* Panel action bar */
  .admin-page-title {
    font-size: var(--font-size-lg);
  }

  .admin-toolbar {
    flex-direction: column;
    align-items: stretch !important;
    gap: var(--space-2);
  }

  .admin-toolbar .admin-btn {
    width: 100%;
    justify-content: center;
  }

  /* Dashboard recent posts */
  .admin-dashboard-table {
    font-size: var(--font-size-xs);
  }

  .admin-dashboard-table th:nth-child(4),
  .admin-dashboard-table td:nth-child(4),
  .admin-dashboard-table th:nth-child(5),
  .admin-dashboard-table td:nth-child(5) {
    display: none;
  }

  /* User / posts table action buttons */
  .admin-table td:last-child {
    white-space: nowrap;
  }

  .admin-table .admin-btn--sm {
    padding: var(--space-1) var(--space-2);
    font-size: 10px;
  }

  /* Form modal body scroll */
  .admin-modal {
    margin: var(--space-3);
    border-radius: var(--radius-lg);
    max-height: 90vh;
    overflow-y: auto;
  }

  /* About editor */
  .about-form-row {
    flex-direction: column;
  }

  .about-form-row .admin-form-input {
    flex: none;
  }

  .card-link-btn {
    font-size: 10px;
    padding: 1px 6px;
  }
}

/* --- Card Direct Link Button --- */
.card-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.card-link-btn:hover {
  background: var(--color-accent);
  color: #fff;
}

.card-link-btn svg {
  flex-shrink: 0;
}

/* --- Detail Page Direct Link --- */
.detail-link-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.detail-link-btn:hover {
  background: var(--color-accent);
  color: #fff;
}

.detail-link-banner {
  margin-bottom: var(--space-6);
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(135deg, var(--color-accent-light), rgba(49,130,206,0.05));
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  text-align: center;
}

.detail-link-banner__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.detail-link-banner__btn:hover {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.detail-link-banner__btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* --- Pinned Card Badge & Style --- */
.card-top-badge {
  display: inline-block;
  padding: 1px 6px;
  margin-right: 6px;
  background: linear-gradient(135deg, #E08A2B, #D97706);
  color: #fff;
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-sm);
  vertical-align: middle;
  line-height: 1.5;
  letter-spacing: 0.5px;
}

.announcement-card--top {
  border-left: 3px solid #E08A2B !important;
  background: linear-gradient(90deg, rgba(237,137,54,0.03), transparent) !important;
}

/* --- Navigation Dropdown --- */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-dropdown-toggle:hover,
.nav-dropdown-toggle:focus {
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

.nav-dropdown-toggle svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.nav-dropdown-toggle[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  overflow: hidden;
}

.nav-dropdown-menu.open {
  display: block;
  animation: fadeInUp 0.15s ease-out both;
}

.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  background: transparent;
  transition: all var(--transition-fast);
}

.nav-dropdown-menu a:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.nav-dropdown-menu a svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* --- Print Styles --- */
@media print {
  .site-header,
  .site-footer,
  .search-box,
  .hot-keywords,
  .categories-section,
  .category-nav-section,
  .list-filters,
  .pagination,
  .load-more,
  .related-section,
  .fav-star-btn {
    display: none !important;
  }

  .hero {
    background: none;
    padding: var(--space-4) 0;
  }

  .detail-content {
    font-size: 12pt;
    line-height: 1.6;
    color: #000;
  }

  .announcement-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* --- Recruitment Type Section (校招/社招) --- */
.recruitment-section {
  padding: var(--space-12) 0;
  background: var(--color-surface);
}

.recruitment-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.recruitment-column {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}

.recruitment-column__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
}

.recruitment-column__header--xiaozhao {
  background: linear-gradient(135deg, #EBF8FF 0%, #BEE3F8 100%);
}

.recruitment-column__header--shezhao {
  background: linear-gradient(135deg, #F0FFF4 0%, #C6F6D5 100%);
}

.recruitment-column__header svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.recruitment-column__header h3 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: 0;
}

.recruitment-column__list {
  padding: var(--space-4);
  min-height: 200px;
}

.recruitment-card {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
  border-bottom: 1px solid var(--color-border-light);
}

.recruitment-card:last-child {
  border-bottom: none;
}

.recruitment-card:hover {
  background: var(--color-surface);
  transform: translateX(2px);
}

.recruitment-card__title {
  display: block;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recruitment-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.recruitment-card__meta .announcement-card__tag {
  font-size: 10px;
  padding: 1px 6px;
}

.recruitment-column__more {
  display: block;
  padding: var(--space-3) var(--space-4);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  text-decoration: none;
  border-top: 1px solid var(--color-border-light);
  transition: all var(--transition-fast);
}

.recruitment-column__more:hover {
  background: var(--color-accent-bg);
}

.recruitment-empty {
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Recruitment type tags in announcement cards */
.tag-xiaozhao {
  background: #EBF8FF;
  color: #2C5282;
}

.tag-shezhao {
  background: #F0FFF4;
  color: #22543D;
}

.tag-both {
  background: #FAF5FF;
  color: #553C9A;
}

[data-theme=""dark""] .tag-xiaozhao {
  background: rgba(66, 153, 225, 0.15);
  color: #90CDF4;
}

[data-theme=""dark""] .tag-shezhao {
  background: rgba(72, 187, 120, 0.15);
  color: #9AE6FF;
}

[data-theme=""dark""] .tag-both {
  background: rgba(159, 122, 234, 0.15);
  color: #B794F4;
}

@media (max-width: 767px) {
  .recruitment-columns {
    grid-template-columns: 1fr;
  }

  /* 最新公告 section header */
  .section-header__row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .section-header__left {
    gap: var(--space-2);
  }

  .section-header__badge {
    font-size: 10px;
    padding: 2px var(--space-2);
  }

  .section-header__btn {
    display: none;
  }

  /* 城市标签：可横向滚动 */
  .city-tags {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 6px;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-1);
    margin-left: calc(var(--space-3) * -1);
    margin-right: calc(var(--space-3) * -1);
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }

  .city-tags::-webkit-scrollbar {
    display: none;
  }

  .city-tag {
    flex-shrink: 0;
    font-size: 14px;
    padding: 6px 4px;
    font-weight: var(--font-weight-medium);
    border-radius: 0;
    border: none;
    border-bottom: 2px solid transparent;
    background: none;
    color: var(--color-text-muted);
    box-shadow: none;
    transition: all var(--transition-fast);
  }

  .city-tag.active {
    background: none;
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: none;
  }

  [data-theme="dark"] .city-tag {
    border-color: transparent;
  }

  /* 列表筛选栏 */
  .list-filters {
    gap: var(--space-2);
  }

  .filter-select {
    font-size: var(--font-size-xs);
    padding: var(--space-2) var(--space-3);
    min-width: 0;
    flex: 1;
  }

  .list-filters__count {
    font-size: var(--font-size-xs);
  }

  /* 搜索框(列表页) */
  .search-box__input {
    font-size: var(--font-size-sm);
  }

  /* 详情页 */
  .detail-meta {
    flex-direction: column;
    gap: var(--space-2);
  }

  .detail-link-banner {
    padding: var(--space-3);
    font-size: var(--font-size-sm);
  }

  /* 收藏按钮缩小 */
  .fav-star-btn {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  /* 关于页 */
  .about-hero {
    padding: var(--space-6) 0;
  }

  .about-hero__title {
    font-size: var(--font-size-xl);
  }
}