/* 智云久辰API - 全局样式 */
:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #818cf8;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 25px -5px rgba(15, 23, 42, 0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --header-h: 64px;
  --sidebar-w: 240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.material-symbols-outlined {
  font-variation-settings:
    "FILL" 0,
    "wght" 400,
    "GRAD" 0,
    "opsz" 24;
  font-size: 20px;
  line-height: 1;
  vertical-align: middle;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* 顶栏 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  color: var(--primary);
}

.brand .logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: grid;
  place-items: center;
  color: #fff;
}

.nav {
  display: flex;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14px;
  transition: all 0.2s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(79, 70, 229, 0.08);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: var(--surface);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

/* 页面容器 */
.page {
  padding-top: var(--header-h);
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 8px;
}

.section-desc {
  color: var(--text-secondary);
  margin: 0 0 28px;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, #f0f4ff 0%, #ecfeff 100%);
  padding: 80px 0 64px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, transparent 70%);
  top: -200px;
  right: -120px;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: 48px;
  line-height: 1.15;
  margin: 0 0 20px;
  background: linear-gradient(135deg, var(--text), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
}

.hero-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 24px;
  border: 1px solid var(--border);
}

.code-block {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 13px;
  overflow-x: auto;
  position: relative;
}

.code-block .comment {
  color: #64748b;
}

.code-block .string {
  color: #a5f3fc;
}

.code-block .key {
  color: #c4b5fd;
}

/* 统计条 */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: -32px;
  position: relative;
  z-index: 10;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.stat-card .label {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-card .value {
  font-size: 28px;
  font-weight: 700;
}

/* 卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #b45309;
}

.badge-info {
  background: rgba(6, 182, 212, 0.1);
  color: #0891b2;
}

.badge-danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 12px;
  background: var(--bg);
  color: var(--text-secondary);
  margin: 0 6px 6px 0;
}

/* 功能特性 */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
  display: grid;
  place-items: center;
  margin-bottom: 16px;
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.feature p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
}

/* 控制台布局 */
.console-layout {
  display: flex;
  min-height: calc(100vh - var(--header-h));
}

.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  position: fixed;
  top: var(--header-h);
  bottom: 0;
  overflow-y: auto;
}

.sidebar-group {
  margin-bottom: 24px;
}

.sidebar-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0 12px;
  margin-bottom: 8px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 2px;
}

.sidebar-link:hover,
.sidebar-link.active {
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
}

.console-main {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 28px 32px;
  max-width: calc(100% - var(--sidebar-w));
}

/* 标签页 */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.tab {
  padding: 10px 16px;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.tab.active {
  color: var(--primary);
  border-color: var(--primary);
  font-weight: 600;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* 表格 */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background: var(--bg);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 13px;
}

tr:last-child td {
  border-bottom: none;
}

/* 表单 */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  background: var(--surface);
  color: var(--text);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* 聊天界面 */
.chat-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 20px;
  height: calc(100vh - var(--header-h) - 80px);
}

.chat-sidebar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  overflow-y: auto;
}

.chat-main {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  background: #f8fafc;
}

.message {
  max-width: 80%;
  margin-bottom: 16px;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.6;
}

.message.user {
  background: var(--primary);
  color: #fff;
  margin-left: auto;
  border-bottom-right-radius: 4px;
}

.message.assistant {
  background: var(--surface);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}

.chat-input-bar {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
}

.chat-input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14px;
}

/* 文档 */
.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 32px;
}

.docs-nav {
  position: sticky;
  top: calc(var(--header-h) + 28px);
  height: fit-content;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

.docs-nav a {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 2px;
}

.docs-nav a:hover,
.docs-nav a.active {
  color: var(--primary);
  background: rgba(79, 70, 229, 0.08);
}

.docs-content h2 {
  margin-top: 0;
  font-size: 24px;
}

.docs-content h3 {
  margin-top: 28px;
  font-size: 18px;
}

.docs-content p {
  color: var(--text-secondary);
}

.docs-content pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 16px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-size: 13px;
}

.docs-content code {
  font-family: "JetBrains Mono", "Fira Code", monospace;
}

/* 响应式 */
@media (max-width: 1024px) {
  .hero-grid,
  .features,
  .stats-bar {
    grid-template-columns: 1fr;
  }

  .chat-layout,
  .docs-layout {
    grid-template-columns: 1fr;
  }

  .docs-nav {
    position: static;
  }

  .console-layout {
    flex-direction: column;
  }

  .sidebar {
    position: static;
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .console-main {
    margin-left: 0;
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .header {
    padding: 0 16px;
  }

  .nav {
    display: none;
  }

  .container {
    padding: 20px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero {
    padding: 40px 0;
  }
}