:root {
  --color-bg:      #f5f5f5;
  --color-surface: #ffffff;
  --color-border:  #e5e7eb;
  --color-primary: #0f172a;
  --color-primary-h:#1e293b;
  --color-accent:  #0ea5e9;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger:  #ef4444;
  --color-text:    #111827;
  --color-muted:   #6b7280;
  --radius-sm:     8px;
  --radius:        12px;
  --radius-lg:     16px;
  --shadow-sm:     0 1px 3px rgba(0,0,0,0.08);
  --shadow:        0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:     0 8px 32px rgba(0,0,0,0.12);
  --transition:    0.2s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; min-height: 100vh; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Segoe UI Emoji', 'Apple Color Emoji', 'Noto Color Emoji', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.fa, .fas, .far, .fa-solid, .fa-regular, .fa-classic {
  font-family: "Font Awesome 6 Free" !important;
  font-weight: 900;
}
.fab, .fa-brands {
  font-family: "Font Awesome 6 Brands" !important;
  font-weight: 400;
}
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-h); }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }

/* ===== 导航 ===== */
.site-nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: 64px;
  display: flex;
  align-items: center;
}
.nav-inner { display: flex; align-items: center; gap: 32px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 700; color: var(--color-text);
}
.brand i { color: var(--color-accent); font-size: 18px; }
.nav-links { display: flex; gap: 8px; flex: 1; }
.nav-links a {
  padding: 8px 16px; border-radius: var(--radius-sm);
  color: var(--color-muted); font-size: 15px; font-weight: 500;
  transition: all var(--transition);
}
.nav-links a:hover { color: var(--color-text); background: #f3f4f6; }
.nav-links a.active { color: var(--color-text); font-weight: 700; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 24px; border-radius: var(--radius-sm);
  border: 1px solid transparent; font-size: 15px; font-weight: 600;
  transition: all var(--transition);
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: #ffffff; }
.btn-primary:hover { background: var(--color-primary-h); color: #ffffff; }
.btn-outline { background: var(--color-surface); color: var(--color-text); border-color: var(--color-border); }
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-sm { padding: 7px 18px; font-size: 14px; }
.btn-lg { padding: 13px 32px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-danger-soft { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.btn-danger-soft:hover { background: #fee2e2; color: #991b1b; }

/* ===== Hero ===== */
.hero { padding: 96px 0 64px; text-align: center; }
.hero-tag {
  display: inline-block; padding: 6px 16px;
  border: 1px solid var(--color-border); border-radius: 999px;
  background: var(--color-surface);
  font-size: 13px; font-weight: 600; color: var(--color-muted);
  letter-spacing: 2px; margin-bottom: 28px;
}
.hero-title {
  font-size: 52px; font-weight: 800; line-height: 1.25;
  letter-spacing: -1px; margin-bottom: 20px;
}
.hero-sub {
  max-width: 560px; margin: 0 auto 36px;
  font-size: 17px; color: var(--color-muted); line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; }

/* ===== 快速查询 ===== */
.quick-query { padding: 8px 0 24px; }
.query-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px 32px;
}
.query-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.query-head i { font-size: 20px; color: var(--color-accent); }
.query-head h2 { font-size: 20px; font-weight: 700; }
.query-form { display: flex; gap: 12px; }
.query-form input {
  flex: 1; padding: 12px 16px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: 15px; color: var(--color-text); outline: none;
  transition: border-color var(--transition);
  font-family: inherit;
}
.query-form input::placeholder { color: #9ca3af; }
.query-form input:focus { border-color: var(--color-primary); }
.query-form-col { flex-direction: column; }
.query-result { margin-top: 16px; padding: 14px 18px; border-radius: var(--radius-sm); font-size: 15px; }
.query-result.ok { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.query-result.err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* ===== 特性 ===== */
.features { padding: 60px 0 80px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 28px 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.feature-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: #f1f5f9; color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; margin-bottom: 16px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--color-muted); line-height: 1.7; }

/* ===== 内页通用 ===== */
.page-head { padding: 56px 0 24px; }
.page-head h1 {
  font-size: 36px; font-weight: 800; letter-spacing: -0.5px;
  display: flex; align-items: center; gap: 12px;
}
.page-head h1 i { font-size: 26px; color: var(--color-accent); }
.page-head p { margin-top: 8px; color: var(--color-muted); font-size: 15px; }
.page-body { padding: 8px 0 80px; }

/* ===== 登录页 ===== */
.auth-wrap { padding: 72px 0 96px; }
.login-card {
  max-width: 460px; margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 40px 40px 32px;
}
.login-head { text-align: center; margin-bottom: 28px; }
.login-head .feature-icon { margin: 0 auto 14px; }
.login-head h1 { font-size: 26px; font-weight: 800; }
.login-head p { color: var(--color-muted); font-size: 14px; margin-top: 6px; }
.login-form { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field span { font-size: 13px; font-weight: 600; color: var(--color-muted); }
.field input {
  padding: 11px 14px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: 15px; font-family: inherit; outline: none;
  transition: border-color var(--transition);
}
.field input:focus { border-color: var(--color-primary); }
.login-tip {
  margin-top: 20px; text-align: center; font-size: 13px; color: var(--color-muted);
  background: #f9fafb; border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm); padding: 8px 12px;
}
.login-alt { margin-top: 14px; text-align: center; font-size: 13px; color: var(--color-muted); }

/* ===== 生成页 ===== */
.gen-layout {
  display: grid; grid-template-columns: 380px 1fr; gap: 24px;
  align-items: start;
}
.gen-form { display: flex; flex-direction: column; gap: 16px; }
.gen-side { display: flex; flex-direction: column; gap: 24px; }
.code-list { list-style: none; margin-bottom: 18px; }
.code-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 12px; border-radius: var(--radius-sm);
  font-size: 14px;
}
.code-list li:nth-child(even) { background: #f9fafb; }
.code-list li code { font-family: 'SFMono-Regular', Consolas, monospace; font-weight: 600; }
.code-list li span { color: var(--color-muted); font-size: 13px; }
.empty-hint { color: var(--color-muted); font-size: 14px; padding: 12px 0; }

/* ===== 统计卡片 ===== */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat-grid-wide { grid-template-columns: repeat(4, 1fr); margin-bottom: 24px; }
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px 24px;
}
.stat-card strong { display: block; font-size: 30px; font-weight: 800; line-height: 1.2; }
.stat-card span { font-size: 13px; color: var(--color-muted); }

/* ===== 表格 ===== */
.table-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; margin-bottom: 18px; flex-wrap: wrap;
}
.filter-tabs { display: flex; gap: 6px; background: #f3f4f6; border-radius: 999px; padding: 4px; }
.filter-tab {
  border: none; background: transparent;
  padding: 7px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 600; color: var(--color-muted);
  display: inline-flex; align-items: center; gap: 6px;
  transition: all var(--transition);
}
.filter-tab.active { background: var(--color-surface); color: var(--color-text); box-shadow: var(--shadow-sm); }
.search-input {
  padding: 9px 14px; width: 240px;
  border: 1px solid var(--color-border); border-radius: 999px;
  font-size: 14px; font-family: inherit; outline: none;
  transition: border-color var(--transition);
}
.search-input:focus { border-color: var(--color-primary); }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table th {
  text-align: left; padding: 10px 14px;
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  color: var(--color-muted); border-bottom: 1px solid var(--color-border);
}
.data-table td { padding: 12px 14px; border-bottom: 1px solid #f1f5f9; }
.data-table tbody tr:nth-child(even) { background: #f9fafb; }
.data-table tbody tr:hover { background: #f1f5f9; }
.data-table code { font-family: 'SFMono-Regular', Consolas, monospace; font-weight: 600; }
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 600;
}
.badge.ok { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.badge.used { background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }
.badge.cache { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.badge.mine { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* ===== 查询页 ===== */
.query-narrow { max-width: 720px; }
.query-detail { margin-top: 24px; border-top: 1px solid var(--color-border); padding-top: 20px; }
.query-detail h3 { font-size: 16px; font-weight: 700; margin-bottom: 12px; display: flex; gap: 8px; align-items: center; }
.query-detail h3 i { color: var(--color-accent); }
.detail-list { list-style: none; display: grid; gap: 8px; }
.detail-list li {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 10px 14px; border-radius: var(--radius-sm); font-size: 14px;
}
.detail-list li:nth-child(even) { background: #f9fafb; }
.detail-list li span { color: var(--color-muted); }
.hint-card {
  margin-top: 24px;
  background: #f9fafb; border: 1px dashed var(--color-border);
  border-radius: var(--radius); padding: 18px 24px; font-size: 14px;
}
.hint-card h4 { display: flex; align-items: center; gap: 8px; font-size: 14px; margin-bottom: 6px; }
.hint-card h4 i { color: var(--color-warning); }
.hint-card p { color: var(--color-muted); line-height: 1.7; }

/* ===== 页脚 ===== */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 28px 0; background: var(--color-surface);
}
.footer-inner {
  display: flex; justify-content: space-between;
  font-size: 13px; color: var(--color-muted);
}

@media (max-width: 768px) {
  .hero { padding: 56px 0 40px; }
  .hero-title { font-size: 34px; }
  .nav-links { display: none; }
  .hero-actions { flex-direction: column; align-items: center; }
  .query-form { flex-direction: column; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 6px; }
  .gen-layout { grid-template-columns: 1fr; }
  .stat-grid, .stat-grid-wide { grid-template-columns: repeat(2, 1fr); }
  .login-card { padding: 28px 20px; }
  .page-head h1 { font-size: 28px; }
  .search-input { width: 100%; }
}

.query-result th{width:110px;text-align:left;padding:10px 14px;font-size:13px;font-weight:700;color:#6b7280;border-bottom:1px solid #f1f5f9}
.query-result td{padding:10px 14px;border-bottom:1px solid #f1f5f9}
.query-result .tag{display:inline-flex;align-items:center;padding:3px 12px;border-radius:999px;font-size:12px;font-weight:600}
.query-result .tag-ok{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}
.query-result .tag-muted{background:#f1f5f9;color:#475569;border:1px solid #e2e8f0}