@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700;900&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ============================================
   AigcMart Design System v4.0
   ONE unified color scheme for the entire site
   Content accent classes for subtle differentiation
   ============================================ */

:root {
  /* === Backgrounds === */
  --bg-root: #070B14;
  --bg-body: #070B14;
  --bg-card: #0E1626;
  --bg-card-alt: #111D33;
  --bg-hover: #152038;
  --bg-muted: #0A1020;
  --bg-input: #0C1424;
  --bg-tooltip: #111827;
  --bg-overlay: rgba(7, 11, 20, 0.88);

  /* === Text === */
  --text-primary: #E6EDF7;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-white: #FFFFFF;

  /* === Primary: Sky Blue === */
  --color-primary: #38BDF8;
  --color-primary-dark: #0EA5E9;
  --color-primary-light: rgba(56, 189, 248, 0.12);
  --color-primary-glow: rgba(56, 189, 248, 0.25);

  /* === Secondary: Violet === */
  --color-secondary: #8B5CF6;
  --color-secondary-dark: #7C3AED;
  --color-secondary-light: rgba(139, 92, 246, 0.12);

  /* === Accent: Rose === */
  --color-accent: #F472B6;
  --color-accent-light: rgba(244, 114, 182, 0.12);

  /* === Functional === */
  --color-success: #34D399;
  --color-warning: #FBBF24;
  --color-error: #FB7185;
  --color-info: #38BDF8;

  /* === Borders === */
  --border-color: rgba(148, 163, 184, 0.15);
  --border-light: rgba(148, 163, 184, 0.08);
  --border-dark: rgba(148, 163, 184, 0.25);

  /* === Shadows === */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.6);

  /* === Spacing === */
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-8: 32px; --space-10: 40px;
  --space-12: 48px; --space-16: 64px; --space-20: 80px;

  /* === Radius === */
  --radius-sm: 6px; --radius-md: 10px; --radius-lg: 14px;
  --radius-xl: 20px; --radius-2xl: 28px; --radius-full: 9999px;

  /* === Font === */
  --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* === Transitions === */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;

  /* === Gradients (used consistently) === */
  --gradient-primary: linear-gradient(135deg, #38BDF8, #2563EB);
  --gradient-secondary: linear-gradient(135deg, #8B5CF6, #38BDF8);
  --gradient-accent: linear-gradient(135deg, #F472B6, #8B5CF6);
  --gradient-warm: linear-gradient(135deg, #FBBF24, #F472B6);
}

/* ============================================
   LIGHT MODE (optional toggle)
   ============================================ */
[data-mode="light"] {
  --bg-root: #FFF7ED;
  --bg-body: #FFF7ED;
  --bg-card: #FFFFFF;
  --bg-card-alt: #FFF3E0;
  --bg-hover: #FFE8CC;
  --bg-muted: #FFF3E0;
  --bg-input: #FFFDFA;
  --bg-tooltip: #FFFFFF;
  --bg-overlay: rgba(41, 24, 12, 0.5);

  /* 文字保持清晰 */
  --text-primary: #29180C;
  --text-secondary: #4D3423;
  --text-muted: #7A5C44;

  /* 温暖暖色系撞色 */
  --color-primary: #FF6B35; /* 暖橙色 */
  --color-primary-dark: #E85423;
  --color-primary-light: rgba(255, 107, 53, 0.12);
  --color-primary-glow: rgba(255, 107, 53, 0.3);

  --color-secondary: #F7931E; /* 暖黄色 */
  --color-secondary-dark: #D97A0A;
  --color-secondary-light: rgba(247, 147, 30, 0.12);

  --color-accent: #D62828; /* 暖红色 */
  --color-accent-light: rgba(214, 40, 40, 0.12);

  --color-success: #2E7D32;
  --color-warning: #F57C00;
  --color-error: #C62828;

  --border-color: rgba(255, 107, 53, 0.2);
  --border-light: rgba(255, 107, 53, 0.1);
  --border-dark: rgba(255, 107, 53, 0.3);

  --shadow-sm: 0 2px 8px rgba(41, 24, 12, 0.08);
  --shadow-md: 0 4px 20px rgba(41, 24, 12, 0.12);
  --shadow-lg: 0 8px 32px rgba(41, 24, 12, 0.16);
  --shadow-xl: 0 16px 48px rgba(41, 24, 12, 0.2);
}

/* ============================================
   CONTENT ACCENT CLASSES
   Apply to content sections only, NOT header/footer
   ============================================ */

/* Talent content accent: violet tint */
.accent-talent .section-title { color: #C4B5FD; }
.accent-talent .stat-value { color: #C4B5FD; }
.accent-talent .tag-primary { background: rgba(139, 92, 246, 0.12); color: #A78BFA; border-color: transparent; }
[data-mode="light"] .accent-talent .section-title { color: #6D28D9; }
[data-mode="light"] .accent-talent .stat-value { color: #6D28D9; }
[data-mode="light"] .accent-talent .tag-primary { background: rgba(124, 58, 237, 0.12); color: #6D28D9; }

/* Employer content accent: green tint */
.accent-employer .section-title { color: #86EFAC; }
.accent-employer .stat-value { color: #86EFAC; }
.accent-employer .tag-primary { background: rgba(52, 211, 153, 0.12); color: #6EE7B7; border-color: transparent; }
[data-mode="light"] .accent-employer .section-title { color: #047857; }
[data-mode="light"] .accent-employer .stat-value { color: #047857; }
[data-mode="light"] .accent-employer .tag-primary { background: rgba(5, 150, 105, 0.12); color: #047857; }

/* ============================================
   BASE STYLES
   ============================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--font-sans);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; outline: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; outline: none; border: none; }
ul, ol { list-style: none; }

/* ============================================
   CONTAINER
   ============================================ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 var(--space-5); }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 var(--space-5); }
.container-narrow { max-width: 800px; margin: 0 auto; padding: 0 var(--space-5); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-5); border-radius: var(--radius-lg);
  font-weight: 600; font-size: 0.875rem; transition: all var(--transition-normal);
  white-space: nowrap; line-height: 1.4;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-white);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }

.btn-secondary {
  background: var(--bg-card); color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover { border-color: var(--color-primary); background: var(--bg-hover); }

.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-hover); }

.btn-outline {
  background: transparent; color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: var(--text-white); }

.btn-danger { background: var(--color-error); color: var(--text-white); }
.btn-danger:hover { filter: brightness(0.9); }

.btn-sm { padding: var(--space-1) var(--space-3); font-size: 0.75rem; border-radius: var(--radius-md); }
.btn-lg { padding: var(--space-3) var(--space-6); font-size: 1rem; border-radius: var(--radius-xl); }

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl); transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}
.card:hover { border-color: var(--border-dark); box-shadow: var(--shadow-md); }
.card-interactive { cursor: pointer; }
.card-interactive:hover {
  border-color: var(--color-primary); transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ============================================
   SECTION
   ============================================ */
.section { padding: var(--space-16) 0; }
.section-alt { background: var(--bg-card); border-top: 1px solid var(--border-light); border-bottom: 1px solid var(--border-light); }
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--space-8);
}
.section-title { font-size: 1.75rem; font-weight: 800; color: var(--text-primary); letter-spacing: -0.02em; }
.section-subtitle { font-size: 1rem; color: var(--text-secondary); margin-top: var(--space-2); line-height: 1.6; }
.section-link {
  display: inline-flex; align-items: center; gap: var(--space-1);
  font-size: 0.875rem; font-weight: 500; color: var(--color-secondary);
  transition: gap var(--transition-fast);
}
.section-link:hover { gap: var(--space-2); }
.section-link svg { width: 16px; height: 16px; }

/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-flex; align-items: center; padding: 2px 8px;
  border-radius: var(--radius-full); font-size: 0.6875rem; font-weight: 600; line-height: 1.5;
}
.badge-primary { background: var(--color-primary-light); color: var(--color-primary); }
.badge-secondary { background: var(--color-secondary-light); color: var(--color-secondary); }
.badge-success { background: rgba(52, 211, 153, 0.12); color: var(--color-success); }
.badge-warning { background: rgba(251, 191, 36, 0.12); color: var(--color-warning); }
.badge-danger { background: rgba(251, 113, 133, 0.12); color: var(--color-error); }
.badge-hot { background: var(--color-error); color: var(--text-white); font-size: 0.625rem; padding: 1px 6px; }
.badge-new { background: var(--color-secondary); color: var(--text-white); font-size: 0.625rem; padding: 1px 6px; }
.badge-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-secondary); }

/* ============================================
   RATING
   ============================================ */
.rating { display: inline-flex; align-items: center; gap: var(--space-1); font-size: 0.8125rem; color: var(--text-secondary); }
.rating-star { display: inline-flex; color: var(--color-warning); }
.rating-star svg { width: 14px; height: 14px; fill: currentColor; }
.rating-score { font-weight: 700; color: var(--color-warning); font-size: 0.9375rem; }

/* ============================================
   AVATAR
   ============================================ */
.avatar {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; font-weight: 700; color: var(--text-white); flex-shrink: 0;
  background: var(--gradient-primary);
  border: 2px solid var(--bg-card);
}
.avatar-sm { width: 32px; height: 32px; font-size: 0.75rem; }
.avatar-md { width: 40px; height: 40px; font-size: 0.875rem; }
.avatar-lg { width: 56px; height: 56px; font-size: 1.125rem; }
.avatar-xl { width: 72px; height: 72px; font-size: 1.5rem; }

/* ============================================
   TAG
   ============================================ */
.tag {
  display: inline-flex; align-items: center; padding: 2px 10px;
  border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 500;
  background: var(--bg-muted); color: var(--text-secondary); border: 1px solid var(--border-light);
}
.tag-primary { background: var(--color-primary-light); color: var(--color-primary); border-color: transparent; }
.tag-secondary { background: var(--color-secondary-light); color: var(--color-secondary); border-color: transparent; }
.tag-hot { background: var(--color-accent-light); color: var(--color-accent); border-color: transparent; }

/* ============================================
   PRICE
   ============================================ */
.price { font-weight: 700; color: var(--color-accent); font-family: var(--font-mono); }
.price-lg { font-size: 1.5rem; }
.price-md { font-size: 1.125rem; }
.price-sm { font-size: 0.9375rem; }
.price-original { font-size: 0.8125rem; color: var(--text-muted); text-decoration: line-through; font-weight: 400; }

/* ============================================
   DIVIDER
   ============================================ */
.divider { height: 1px; background: var(--border-light); margin: var(--space-4) 0; }

/* ============================================
   FORM
   ============================================ */
.form-group { margin-bottom: var(--space-4); }
.form-label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--text-secondary); margin-bottom: var(--space-2); }

.input {
  width: 100%; padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-color); border-radius: var(--radius-md);
  font-size: 0.9375rem; color: var(--text-primary); background: var(--bg-input);
  transition: border-color var(--transition-fast);
}
.input:focus { border-color: var(--color-primary); }
.input::placeholder { color: var(--text-muted); }

.textarea {
  width: 100%; padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-color); border-radius: var(--radius-md);
  font-size: 0.9375rem; color: var(--text-primary); background: var(--bg-input);
  resize: vertical; min-height: 100px;
  transition: border-color var(--transition-fast);
}
.textarea:focus { border-color: var(--color-primary); }

.select {
  appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px;
}

.checkbox {
  display: inline-flex; align-items: center; gap: var(--space-2);
  cursor: pointer; font-size: 0.875rem; color: var(--text-secondary);
}
.checkbox input { display: none; }
.checkbox .check-mark {
  width: 18px; height: 18px; border: 2px solid var(--border-color);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}
.checkbox input:checked + .check-mark { background: var(--color-primary); border-color: var(--color-primary); }
.checkbox input:checked + .check-mark svg { display: block; }
.checkbox .check-mark svg { display: none; width: 12px; height: 12px; color: var(--text-white); }

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: 0.8125rem; color: var(--text-muted); padding: var(--space-3) 0;
}
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { color: var(--text-muted); }
.breadcrumb svg { width: 14px; height: 14px; }

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-2); margin-top: var(--space-8);
}
.page-btn {
  display: flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 var(--space-2);
  border: 1px solid var(--border-color); border-radius: var(--radius-md);
  font-size: 0.875rem; color: var(--text-secondary); background: var(--bg-card);
  transition: all var(--transition-fast);
}
.page-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.page-btn.active { background: var(--color-primary); border-color: var(--color-primary); color: var(--text-white); }
.page-btn:disabled { opacity: 0.4; pointer-events: none; }

/* ============================================
   TABS
   ============================================ */
.tabs { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--border-light); margin-bottom: var(--space-6); }
.tab {
  padding: var(--space-2) var(--space-4); font-size: 0.875rem; font-weight: 500;
  color: var(--text-muted); border-bottom: 2px solid transparent;
  transition: all var(--transition-fast); margin-bottom: -1px;
}
.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ============================================
   TOAST
   ============================================ */
.toast {
  position: fixed; top: var(--space-5); right: var(--space-5); z-index: 2000;
  padding: var(--space-3) var(--space-5); border-radius: var(--radius-md);
  font-size: 0.875rem; color: var(--text-white); box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease;
}
.toast-success { background: var(--color-success); }
.toast-error { background: var(--color-error); }
.toast-warning { background: var(--color-warning); color: var(--bg-root); }
.toast-info { background: var(--color-info); }

@keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* ============================================
   MODAL
   ============================================ */
.modal-overlay {
  position: fixed; inset: 0; background: var(--bg-overlay); z-index: 1000;
  display: flex; align-items: center; justify-content: center;
}
.modal {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl); padding: var(--space-6);
  min-width: 400px; max-width: 90vw; max-height: 80vh; overflow-y: auto;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-4); }
.modal-header h3 { font-size: 1.125rem; font-weight: 600; }
.modal-close { padding: var(--space-1); border-radius: var(--radius-md); color: var(--text-muted); }
.modal-close:hover { background: var(--bg-hover); color: var(--text-primary); }
.modal-footer { display: flex; justify-content: flex-end; gap: var(--space-3); margin-top: var(--space-5); }

/* ============================================
   SKELETON
   ============================================ */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%; animation: skeleton-loading 1.5s infinite; border-radius: var(--radius-sm);
}
@keyframes skeleton-loading { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-body); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-dark); }

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: var(--space-16) var(--space-5); text-align: center;
}
.empty-state svg { width: 64px; height: 64px; color: var(--text-muted); margin-bottom: var(--space-4); }
.empty-state h3 { font-size: 1rem; font-weight: 600; color: var(--text-secondary); margin-bottom: var(--space-2); }
.empty-state p { font-size: 0.875rem; color: var(--text-muted); margin-bottom: var(--space-5); }

/* ============================================
   STATS CARD
   ============================================ */
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl); padding: var(--space-5);
}
.stat-card .stat-value { font-size: 1.75rem; font-weight: 700; color: var(--text-primary); font-family: var(--font-mono); }
.stat-card .stat-label { font-size: 0.8125rem; color: var(--text-muted); margin-top: var(--space-1); }
.stat-card .stat-change {
  font-size: 0.75rem; font-weight: 600; margin-top: var(--space-2);
  display: inline-flex; align-items: center; gap: 2px;
}
.stat-card .stat-change.up { color: var(--color-success); }
.stat-card .stat-change.down { color: var(--color-error); }

/* ============================================
   TABLE
   ============================================ */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.table th {
  text-align: left; padding: var(--space-3) var(--space-4);
  font-weight: 600; color: var(--text-muted); font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-light);
}
.table td {
  padding: var(--space-3) var(--space-4); color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
}
.table tr:hover td { background: var(--bg-hover); }
.table .cell-actions { display: flex; gap: var(--space-2); }

/* ============================================
   GRID / FLEX / TEXT UTILITIES
   ============================================ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-4); }
.grid-6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-4); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-1); } .gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); } .gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.text-sm { font-size: 0.8125rem; } .text-xs { font-size: 0.75rem; }
.text-muted { color: var(--text-muted); } .text-secondary { color: var(--text-secondary); }
.text-center { text-align: center; }
.font-bold { font-weight: 700; } .font-semibold { font-weight: 600; }
.font-mono { font-family: var(--font-mono); }

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ============================================
   FADE IN ANIMATION
   ============================================ */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1023px) {
  .grid-4, .grid-5, .grid-6 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .container, .container-wide, .container-narrow { padding: 0 var(--space-4); }
  .section { padding: var(--space-8) 0; }
  .section-title { font-size: 1.25rem; }
  .grid-2, .grid-3, .grid-4, .grid-5, .grid-6 { grid-template-columns: repeat(2, 1fr); }
  .modal { min-width: auto; width: 95vw; }
  .tabs { overflow-x: auto; }
}
@media (max-width: 480px) {
  .grid-2, .grid-3, .grid-4, .grid-5, .grid-6 { grid-template-columns: 1fr; }
}