/* ============================================
   终极执法系统 V2.1 — Apple Design System
   Premium H5 Law Enforcement Platform
   ============================================ */

/* ── Design Tokens ── */
:root {
  /* Colors */
  --blue: #007AFF;
  --blue-light: #4DA2FF;
  --blue-dark: #0056CC;
  --green: #34C759;
  --green-light: #30D158;
  --orange: #FF9500;
  --red: #FF3B30;
  --red-light: #FF453A;
  --purple: #AF52DE;
  --teal: #5AC8FA;
  --pink: #FF2D55;
  --indigo: #5856D6;
  --yellow: #FFCC00;

  /* Semantic */
  --bg-primary: #F2F2F7;
  --bg-secondary: #FFFFFF;
  --bg-tertiary: #E5E5EA;
  --bg-elevated: #FFFFFF;
  --bg-grouped: #F2F2F7;
  --bg-grouped-secondary: #FFFFFF;

  /* Text */
  --text-primary: #1C1C1E;
  --text-secondary: #8E8E93;
  --text-tertiary: #AEAEB2;
  --text-link: #007AFF;
  --text-on-blue: #FFFFFF;

  /* Separator */
  --separator: rgba(60,60,67,0.12);
  --separator-opaque: #C6C6C8;

  /* Fill */
  --fill-primary: rgba(120,120,128,0.2);
  --fill-secondary: rgba(120,120,128,0.16);
  --fill-tertiary: rgba(118,118,128,0.12);

  /* Shadow */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1), 0 4px 12px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15), 0 8px 20px rgba(0,0,0,0.08);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;
  --space-3xl: 32px;
  --space-4xl: 48px;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', 'PingFang SC', 'Noto Sans CJK SC', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Menlo', monospace;

  /* Z-index */
  --z-nav: 100;
  --z-modal: 200;
  --z-toast: 300;
  --z-loading: 400;

  /* Safe areas */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --nav-height: 56px;
  --tab-height: 83px;
  --status-bar: 44px;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #000000;
    --bg-secondary: #1C1C1E;
    --bg-tertiary: #2C2C2E;
    --bg-elevated: #1C1C1E;
    --bg-grouped: #000000;
    --bg-grouped-secondary: #1C1C1E;
    --text-primary: #FFFFFF;
    --text-secondary: #8E8E93;
    --text-tertiary: #48484A;
    --separator: rgba(84,84,88,0.65);
    --separator-opaque: #38383A;
    --fill-primary: rgba(120,120,128,0.36);
    --fill-secondary: rgba(120,120,128,0.32);
    --fill-tertiary: rgba(118,118,128,0.24);
    --shadow-sm: 0 1px 4px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.4);
  }
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.47;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;
}

a { color: var(--text-link); text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }

/* Hide scrollbar */
::-webkit-scrollbar { display: none; }
html { scrollbar-width: none; -ms-overflow-style: none; }

/* ── Typography Scale ── */
.text-xs { font-size: 11px; letter-spacing: 0.06em; }
.text-sm { font-size: 13px; }
.text-base { font-size: 15px; }
.text-lg { font-size: 17px; }
.text-xl { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.text-2xl { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.text-3xl { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; }
.text-4xl { font-size: 34px; font-weight: 800; letter-spacing: -0.025em; }
.text-hero { font-size: 40px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }

.text-secondary { color: var(--text-secondary); }
.text-center { text-align: center; }

/* ── App Shell ── */
#app {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ── Navigation Bar ── */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  padding-top: var(--safe-top);
  background: rgba(242,242,247,0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
  border-bottom: 0.5px solid var(--separator);
}

@media (prefers-color-scheme: dark) {
  .nav-bar { background: rgba(0,0,0,0.72); }
}

.nav-bar .nav-title {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-bar .nav-left,
.nav-bar .nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 60px;
}

.nav-bar .nav-right { justify-content: flex-end; }

.nav-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  transition: background 0.2s;
}

.nav-btn:active { background: var(--fill-primary); }

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

/* ── Tab Bar ── */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--tab-height);
  padding-bottom: var(--safe-bottom);
  background: rgba(249,249,249,0.94);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-top: 0.5px solid var(--separator);
  z-index: var(--z-nav);
  display: flex;
  align-items: flex-start;
  justify-content: space-around;
  padding-top: 6px;
}

@media (prefers-color-scheme: dark) {
  .tab-bar { background: rgba(28,28,30,0.94); }
}

.tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  flex: 1;
  padding: 4px 0;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.tab-item svg { width: 24px; height: 24px; transition: all 0.2s; }
.tab-item span { font-size: 10px; font-weight: 500; transition: color 0.2s; }
.tab-item { color: var(--text-tertiary); }
.tab-item.active { color: var(--blue); }
.tab-item.active svg { transform: scale(1.05); }

/* ── Page Container ── */
.page {
  flex: 1;
  padding-top: calc(var(--nav-height) + var(--safe-top));
  padding-bottom: var(--tab-height);
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.page.active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.page-content {
  padding: var(--space-lg);
  padding-bottom: calc(var(--space-4xl) + var(--safe-bottom));
}

/* ── Cards ── */
.card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.card-body { padding: var(--space-lg); }

.card-group {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  min-height: 44px;
  position: relative;
}

.card-row + .card-row::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--space-lg);
  right: 0;
  height: 0.5px;
  background: var(--separator);
}

.card-row .row-label {
  font-size: 15px;
  color: var(--text-primary);
}

.card-row .row-value {
  font-size: 15px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.card-row .row-arrow {
  color: var(--text-tertiary);
  font-size: 13px;
}

/* ── Section Headers ── */
.section-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: var(--space-xl) var(--space-lg) var(--space-sm);
}

.section-header.dark {
  color: var(--text-primary);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-size: 17px;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 14px 24px;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  min-height: 50px;
  letter-spacing: -0.01em;
}

.btn:active { transform: scale(0.97); opacity: 0.8; }

.btn-primary {
  background: var(--blue);
  color: white;
}

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

.btn-secondary {
  background: var(--fill-tertiary);
  color: var(--blue);
}

.btn-success { background: var(--green); color: white; }
.btn-danger { background: var(--red); color: white; }

.btn-full { width: 100%; }
.btn-sm { font-size: 14px; padding: 8px 16px; min-height: 36px; border-radius: var(--radius-sm); }
.btn-lg { font-size: 18px; padding: 18px 32px; min-height: 56px; border-radius: var(--radius-xl); }

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-full);
  background: var(--fill-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon svg { width: 20px; height: 20px; }

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.badge-blue { background: rgba(0,122,255,0.12); color: var(--blue); }
.badge-green { background: rgba(52,199,89,0.12); color: #248A3D; }
.badge-orange { background: rgba(255,149,0,0.12); color: #C93400; }
.badge-red { background: rgba(255,59,48,0.12); color: #D70015; }
.badge-purple { background: rgba(175,82,222,0.12); color: var(--purple); }
.badge-gray { background: var(--fill-tertiary); color: var(--text-secondary); }

/* ── Form Elements ── */
.form-group { margin-bottom: var(--space-lg); }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 17px;
  background: var(--fill-tertiary);
  border: none;
  border-radius: var(--radius-md);
  outline: none;
  transition: all 0.2s;
}

.form-input:focus {
  background: var(--bg-secondary);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.2);
}

.form-input::placeholder { color: var(--text-tertiary); }

.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 17px;
  background: var(--fill-tertiary);
  border: none;
  border-radius: var(--radius-md);
  outline: none;
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
  transition: all 0.2s;
}

.form-textarea:focus {
  background: var(--bg-secondary);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.2);
}

.form-select {
  width: 100%;
  padding: 12px 16px;
  font-size: 17px;
  background: var(--fill-tertiary);
  border: none;
  border-radius: var(--radius-md);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%238E8E93' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* ── Module Grid (Home) ── */
.module-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  padding: 0 var(--space-lg);
}

.module-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
  transition: all 0.2s;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.module-card:active {
  transform: scale(0.96);
  box-shadow: none;
}

.module-card .module-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.module-card .module-name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.module-card .module-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.module-card .module-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
}

/* Module icon colors */
.icon-blue { background: rgba(0,122,255,0.12); }
.icon-orange { background: rgba(255,149,0,0.12); }
.icon-green { background: rgba(52,199,89,0.12); }
.icon-red { background: rgba(255,59,48,0.12); }
.icon-purple { background: rgba(175,82,222,0.12); }
.icon-teal { background: rgba(90,200,250,0.12); }
.icon-indigo { background: rgba(88,86,214,0.12); }
.icon-pink { background: rgba(255,45,85,0.12); }

/* ── Hero Banner ── */
.hero-banner {
  margin: var(--space-lg);
  padding: var(--space-3xl) var(--space-xl);
  background: linear-gradient(135deg, #007AFF 0%, #5856D6 50%, #AF52DE 100%);
  border-radius: var(--radius-2xl);
  color: white;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,122,255,0.25);
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
}

.hero-banner::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: 180px;
  height: 180px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}

.hero-banner .hero-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.85;
  margin-bottom: var(--space-sm);
  background: rgba(255,255,255,0.15);
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.hero-banner .hero-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.hero-banner .hero-subtitle {
  font-size: 14px;
  opacity: 0.85;
  line-height: 1.4;
}

.hero-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-tag-item {
  padding: 4px 12px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  backdrop-filter: blur(4px);
}

/* Featured module card (spans 2 cols) */
.module-featured {
  background: linear-gradient(135deg, rgba(255,59,48,0.08), rgba(255,45,85,0.04)) !important;
  border: 1.5px solid rgba(255,59,48,0.2);
}

@media (prefers-color-scheme: dark) {
  .module-featured {
    background: linear-gradient(135deg, rgba(255,59,48,0.15), rgba(255,45,85,0.08)) !important;
    border-color: rgba(255,59,48,0.3);
  }
}

/* ── Status Bar ── */
.status-bar {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-lg);
  overflow-x: auto;
}

.status-chip {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.active { background: var(--green); }
.status-dot.warning { background: var(--orange); }
.status-dot.error { background: var(--red); }

/* ── Progress ── */
.progress-bar {
  height: 4px;
  background: var(--fill-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--blue);
  border-radius: var(--radius-full);
  transition: width 0.6s ease;
}

/* ── Loading / Generation ── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: var(--z-loading);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.loading-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.loading-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-2xl);
  padding: var(--space-3xl) var(--space-2xl);
  width: 280px;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.loading-spinner {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-xl);
  border: 3px solid var(--fill-tertiary);
  border-top-color: var(--blue);
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

/* Loading progress bar */
.loading-progress {
  height: 3px;
  background: var(--fill-tertiary);
  border-radius: var(--radius-full);
  margin-top: var(--space-xl);
  overflow: hidden;
}

.loading-progress-bar {
  height: 100%;
  width: 30%;
  background: linear-gradient(90deg, var(--blue), var(--purple), var(--blue));
  background-size: 200% 100%;
  animation: loadingSlide 1.5s ease infinite;
  border-radius: var(--radius-full);
}

@keyframes loadingSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(400%); }
}

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

.loading-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.loading-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ── Modal / Sheet ── */
.sheet-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.sheet-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  z-index: var(--z-modal);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.32, 0.72, 0, 1);
  max-height: 90vh;
  overflow-y: auto;
  padding-bottom: var(--safe-bottom);
}

.sheet.active { transform: translateY(0); }

.sheet-handle {
  width: 36px;
  height: 5px;
  background: var(--separator-opaque);
  border-radius: var(--radius-full);
  margin: var(--space-sm) auto var(--space-lg);
}

.sheet-header {
  padding: 0 var(--space-xl) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sheet-title {
  font-size: 17px;
  font-weight: 600;
}

.sheet-body { padding: 0 var(--space-xl) var(--space-2xl); }

/* ── Toast ── */
.toast {
  position: fixed;
  top: calc(var(--nav-height) + var(--safe-top) + var(--space-lg));
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: var(--bg-tertiary);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  z-index: var(--z-toast);
  opacity: 0;
  transition: all 0.3s ease;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
}

.toast.active {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Pricing Cards ── */
.pricing-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: 0 var(--space-lg);
}

.pricing-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all 0.2s;
}

.pricing-card.featured {
  background: linear-gradient(135deg, #007AFF 0%, #5856D6 100%);
  color: white;
  box-shadow: 0 8px 32px rgba(0,122,255,0.3);
}

.pricing-card .plan-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.pricing-card .plan-price {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-xs);
}

.pricing-card .plan-price span {
  font-size: 15px;
  font-weight: 400;
  opacity: 0.7;
}

.pricing-card .plan-desc {
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: var(--space-lg);
}

.pricing-card .plan-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pricing-card .plan-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 14px;
}

.pricing-card .plan-feature svg { width: 18px; height: 18px; flex-shrink: 0; }

.pricing-card.featured .badge-popular {
  position: absolute;
  top: -1px;
  right: var(--space-xl);
  background: rgba(255,255,255,0.2);
  color: white;
  padding: 4px 12px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
}

/* ── Scene Cards ── */
.scene-scroll {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  padding: 0 var(--space-lg);
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
}

.scene-card {
  flex-shrink: 0;
  width: 260px;
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  scroll-snap-align: start;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.2s;
}

.scene-card:active { transform: scale(0.97); }

.scene-card .scene-img {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  position: relative;
}

.scene-card .scene-info { padding: var(--space-lg); }
.scene-card .scene-name { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.scene-card .scene-desc { font-size: 12px; color: var(--text-secondary); line-height: 1.4; }
.scene-card .scene-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: var(--space-sm); }

/* ── Community ── */
.post-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
}

.post-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.post-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue), var(--purple));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 16px;
}

.post-meta { flex: 1; }
.post-author { font-size: 15px; font-weight: 600; }
.post-time { font-size: 12px; color: var(--text-secondary); }

.post-content {
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.post-actions {
  display: flex;
  gap: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 0.5px solid var(--separator);
}

.post-action {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.post-action svg { width: 18px; height: 18px; }

/* ── AI Config Grid ── */
.provider-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.provider-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--fill-tertiary);
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.provider-item:active { transform: scale(0.95); }
.provider-item.selected { background: rgba(0,122,255,0.12); }
.provider-item .provider-icon { font-size: 24px; }
.provider-item .provider-name { font-size: 11px; font-weight: 600; text-align: center; color: var(--text-secondary); }

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

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

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

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

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

.anim-fade-in { animation: fadeIn 0.4s ease; }
.anim-fade-up { animation: fadeInUp 0.5s ease; }
.anim-pulse { animation: pulse 2s ease infinite; }

.stagger-1 { animation-delay: 0.05s; animation-fill-mode: both; }
.stagger-2 { animation-delay: 0.1s; animation-fill-mode: both; }
.stagger-3 { animation-delay: 0.15s; animation-fill-mode: both; }
.stagger-4 { animation-delay: 0.2s; animation-fill-mode: both; }
.stagger-5 { animation-delay: 0.25s; animation-fill-mode: both; }
.stagger-6 { animation-delay: 0.3s; animation-fill-mode: both; }
.stagger-7 { animation-delay: 0.35s; animation-fill-mode: both; }

/* ── Result Display ── */
.result-content {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
}

.result-content h2 {
  font-size: 20px;
  font-weight: 700;
  margin: var(--space-xl) 0 var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--blue);
  display: inline-block;
}

.result-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--blue);
}

.result-content h4 {
  font-size: 15px;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-xs);
}

.result-content p {
  margin-bottom: var(--space-md);
}

.result-content ul, .result-content ol {
  padding-left: var(--space-xl);
  margin-bottom: var(--space-md);
}

.result-content li {
  margin-bottom: var(--space-xs);
}

.result-content strong {
  font-weight: 600;
  color: var(--blue);
}

.result-content blockquote {
  border-left: 3px solid var(--blue);
  padding-left: var(--space-lg);
  margin: var(--space-md) 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* ── Leader Briefing Special Style ── */
.result-content .briefing-section {
  background: linear-gradient(135deg, rgba(0,122,255,0.05), rgba(88,86,214,0.03));
  border: 1px solid rgba(0,122,255,0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin: var(--space-lg) 0;
}

.result-content .briefing-section h4 {
  color: var(--blue);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(0,122,255,0.1);
}

/* ── Combat Map Visual Enhancement ── */
.result-content pre {
  background: var(--fill-tertiary);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  font-size: 12px;
  line-height: 1.8;
  margin: var(--space-md) 0;
  border: 1px solid var(--separator);
  font-family: var(--font-mono);
}

.result-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
  font-size: 14px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.result-content table th {
  background: rgba(0,122,255,0.08);
  font-weight: 600;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 2px solid var(--blue);
}

.result-content table td {
  padding: 10px 14px;
  border-bottom: 0.5px solid var(--separator);
}

.result-content table tr:last-child td {
  border-bottom: none;
}

/* Module header badge */
.result-content .module-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: linear-gradient(135deg, var(--blue), var(--indigo));
  color: white;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-xl);
  font-weight: 700;
  font-size: 16px;
}

.result-content code {
  font-family: var(--font-mono);
  background: var(--fill-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}

/* ── Tab Pills ── */
.tab-pills {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tab-pill {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  background: var(--fill-tertiary);
  color: var(--text-secondary);
  transition: all 0.2s;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.tab-pill.active {
  background: var(--blue);
  color: white;
}

/* ── Empty State ── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4xl) var(--space-xl);
  text-align: center;
}

.empty-state .empty-icon {
  font-size: 64px;
  margin-bottom: var(--space-xl);
  opacity: 0.5;
}

.empty-state .empty-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.empty-state .empty-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 260px;
}

/* ── Pro Badge / Lock ── */
.pro-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  background: linear-gradient(135deg, #FF9500, #FF2D55);
  color: white;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.lock-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  z-index: 10;
  gap: var(--space-sm);
}

@media (prefers-color-scheme: dark) {
  .lock-overlay {
    background: rgba(0,0,0,0.75);
  }
}

.lock-overlay svg { width: 28px; height: 28px; color: var(--text-secondary); }
.lock-overlay span { font-size: 13px; font-weight: 600; color: var(--text-secondary); }

/* ── Utility ── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.p-lg { padding: var(--space-lg); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.overflow-hidden { overflow: hidden; }
.w-full { width: 100%; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.relative { position: relative; }
.hidden { display: none !important; }

/* ── Responsive ── */
@media (min-width: 768px) {
  .module-grid { grid-template-columns: repeat(3, 1fr); }
  .provider-grid { grid-template-columns: repeat(4, 1fr); }
  .scene-scroll { gap: var(--space-lg); }
  .scene-card { width: 300px; }
  .hero-banner { padding: var(--space-4xl); }
  .text-hero { font-size: 48px; }
}

@media (min-width: 1024px) {
  .module-grid { grid-template-columns: repeat(4, 1fr); }
  .page-content { max-width: 640px; margin: 0 auto; }
  .module-grid { max-width: 100%; padding: 0; }
  .hero-banner { margin: var(--space-lg) auto; max-width: 640px; }
  .scene-scroll { justify-content: flex-start; }
  .section-header { max-width: 640px; margin-left: auto; margin-right: auto; }
  .tab-pills { justify-content: center; }
}

/* ── Print ── */
@media print {
  .nav-bar, .tab-bar, .loading-overlay { display: none !important; }
  .page { position: static !important; padding-top: 0 !important; padding-bottom: 0 !important; opacity: 1 !important; transform: none !important; pointer-events: auto !important; }
  body { background: white; }
}

/* ── Data沉淀 · 数据可视化 ── */
.stat-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.stat-card .stat-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--blue);
  line-height: 1.2;
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.trend-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
  padding: var(--space-md);
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
}

.trend-bar {
  flex: 1;
  background: linear-gradient(to top, var(--blue), var(--blue-light));
  border-radius: 4px 4px 0 0;
  min-height: 4px;
  transition: height 0.4s ease;
  position: relative;
}

.trend-bar::after {
  content: attr(data-label);
  position: absolute;
  bottom: -18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: var(--text-tertiary);
}

.violation-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 0.5px solid var(--separator);
}

.violation-item:last-child { border-bottom: none; }

.violation-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--blue);
  transition: width 0.4s ease;
}

.hotspot-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--fill-tertiary);
  border-radius: var(--radius-full);
  font-size: 13px;
  margin: 4px;
}

.hotspot-chip .count {
  background: var(--blue);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--radius-full);
}

/* ── Leader Card ── */
.leader-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  cursor: pointer;
  transition: transform 0.2s;
}

.leader-card:active { transform: scale(0.98); }

.leader-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--orange), var(--pink));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.leader-info { flex: 1; min-width: 0; }
.leader-name { font-size: 16px; font-weight: 600; }
.leader-meta { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

.style-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  background: rgba(0,122,255,0.1);
  color: var(--blue);
}

/* ── Officer Card ── */
.officer-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.officer-rank {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  background: var(--fill-tertiary);
}

.officer-info { flex: 1; min-width: 0; }
.officer-name { font-size: 16px; font-weight: 600; }
.officer-detail { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

.rank-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
}

/* ── Article Card ── */
.article-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
}

.article-card .article-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

.article-card .article-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  margin: var(--space-md) 0;
  max-height: 80px;
  overflow: hidden;
  position: relative;
}

.article-card .article-body::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30px;
  background: linear-gradient(transparent, var(--bg-grouped-secondary));
}

/* ── Focus Area Chips ── */
.focus-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.focus-chip {
  padding: 8px 14px;
  border-radius: var(--radius-lg);
  font-size: 13px;
  font-weight: 500;
  background: var(--fill-tertiary);
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.focus-chip.selected {
  background: rgba(0,122,255,0.15);
  color: var(--blue);
  font-weight: 600;
}

.focus-chip:active { transform: scale(0.95); }

/* ── Style Selector ── */
.style-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.style-option {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--fill-tertiary);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.style-option.selected {
  background: rgba(0,122,255,0.15);
  border: 2px solid var(--blue);
}

.style-option:active { transform: scale(0.97); }

.style-option .style-icon { font-size: 28px; margin-bottom: 6px; }
.style-option .style-name { font-size: 14px; font-weight: 600; }
.style-option .style-desc { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }

/* ── Inspection History ── */
.inspection-card {
  background: var(--bg-grouped-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
}

.inspection-card .ins-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.inspection-card .ins-scene { font-size: 14px; font-weight: 600; }
.inspection-card .ins-time { font-size: 12px; color: var(--text-secondary); }
.inspection-card .ins-location { font-size: 13px; color: var(--text-secondary); }
.inspection-card .ins-violations {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

/* ── Score Ring ── */
.score-ring {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  position: relative;
  flex-shrink: 0;
}

.score-ring::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid var(--separator);
}

.score-ring.high { color: var(--green); }
.score-ring.high::before { border-color: var(--green); }
.score-ring.mid { color: var(--orange); }
.score-ring.mid::before { border-color: var(--orange); }
.score-ring.low { color: var(--red); }
.score-ring.low::before { border-color: var(--red); }

/* ── Data Dashboard ── */
.dashboard-section {
  margin-bottom: var(--space-2xl);
}

.dashboard-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.scene-stat-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 10px 0;
}

.scene-stat-row .ssr-name {
  font-size: 14px;
  width: 80px;
  flex-shrink: 0;
}

.scene-stat-row .ssr-bar-bg {
  flex: 1;
  height: 8px;
  background: var(--fill-tertiary);
  border-radius: 4px;
  overflow: hidden;
}

.scene-stat-row .ssr-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.scene-stat-row .ssr-count {
  font-size: 13px;
  font-weight: 600;
  width: 30px;
  text-align: right;
}