/* ==========================================================================
   FlowerCloud (花云) - Ethereal Layered-Petal Daylight UI Design System
   Palette: Morning-mist white (#fdfaf9), Translucent blush-pink glass (#ffeef0 @ 60%),
            Deep floral charcoal (#1c1917), Warm dawn amber highlights (#f59e0b, #fb923c, #f43f5e)
   Layout: Organic botanical-veil Bento cards with petal-shaped radii
   Interactions: Fluid breeze wave displacement & botanical buoyancy (+3px lift)
   ========================================================================== */

/* --- 1. CSS Design Variables --- */
:root {
  /* Daylight Palette (Default: Atmospheric Sunrise Mist) */
  --bg-body: #fdfaf9;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-blush-glass: rgba(255, 238, 240, 0.65);
  --bg-bento-petal: rgba(255, 255, 255, 0.88);
  --bg-subtle: #fbf4f3;
  --bg-subtle-hover: #faecea;

  /* Typography: Deep Floral Charcoal */
  --text-primary: #1c1917;       /* Warm deep floral charcoal */
  --text-secondary: #44403c;     /* Stone charcoal */
  --text-muted: #78716c;         /* Soft mist stone */
  --text-inverse: #ffffff;

  /* Borders & Accents: Dawn Rose & Warm Amber */
  --border-petal: rgba(244, 63, 94, 0.14);
  --border-petal-hover: rgba(244, 63, 94, 0.35);
  --border-amber: rgba(245, 158, 11, 0.28);
  --border-subtle: #f3e5e4;

  --brand-primary: #e11d48;      /* Rose 600 */
  --brand-secondary: #f43f5e;    /* Rose 500 */
  --dawn-amber: #f59e0b;         /* Dawn amber */
  --dawn-peach: #fb923c;         /* Dawn peach orange */
  --dawn-gradient: linear-gradient(135deg, #f43f5e 0%, #fb923c 60%, #f59e0b 100%);
  --dawn-glow: rgba(244, 63, 94, 0.22);
  --amber-glow: rgba(251, 146, 60, 0.25);

  --badge-bg: rgba(255, 228, 230, 0.6);
  --badge-text: #be123c;
  --badge-border: rgba(244, 63, 94, 0.2);

  /* Organic Petal Radii */
  --radius-petal-lg: 28px 10px 28px 10px;
  --radius-petal-alt: 10px 28px 10px 28px;
  --radius-petal-md: 20px 8px 20px 8px;
  --radius-petal-sm: 14px 6px 14px 6px;
  --radius-round: 9999px;

  /* Botanical Buoyancy & Shadows */
  --shadow-mist: 0 4px 20px -2px rgba(225, 29, 72, 0.05), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
  --shadow-buoyancy: 0 16px 36px -6px rgba(244, 63, 94, 0.12), 0 6px 14px -3px rgba(251, 146, 60, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.9);
  --shadow-inner-warmth: inset 0 0 24px rgba(254, 243, 199, 0.45);

  --nav-bg: rgba(253, 250, 249, 0.85);
  --nav-shadow: 0 4px 20px -2px rgba(244, 63, 94, 0.06);

  --success: #059669;
  --success-bg: rgba(16, 185, 129, 0.12);
  --warning: #d97706;

  --transition-buoyant: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, border-color 0.3s ease;
  --transition-theme: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;

  /* Ambient Cursor Breeze Coordinates */
  --breeze-x: 50%;
  --breeze-y: 50%;
}

/* --- Twilight Rose Night Garden Theme --- */
[data-theme="dark"] {
  --bg-body: #0d0c0e;
  --bg-surface: #171417;
  --bg-surface-elevated: #221c21;
  --bg-blush-glass: rgba(34, 24, 30, 0.75);
  --bg-bento-petal: rgba(26, 21, 26, 0.9);
  --bg-subtle: #1e181c;
  --bg-subtle-hover: #292026;

  --text-primary: #fdfaf9;
  --text-secondary: #d6cfcc;
  --text-muted: #8c8280;
  --text-inverse: #0d0c0e;

  --border-petal: rgba(244, 63, 94, 0.22);
  --border-petal-hover: rgba(244, 63, 94, 0.5);
  --border-amber: rgba(245, 158, 11, 0.35);
  --border-subtle: #2d242a;

  --brand-primary: #fb7185;
  --brand-secondary: #f43f5e;
  --dawn-amber: #fbbf24;
  --dawn-peach: #fb923c;
  --dawn-gradient: linear-gradient(135deg, #fb7185 0%, #fb923c 60%, #f59e0b 100%);
  --dawn-glow: rgba(251, 113, 133, 0.3);
  --amber-glow: rgba(251, 146, 60, 0.3);

  --badge-bg: rgba(244, 63, 94, 0.16);
  --badge-text: #fda4af;
  --badge-border: rgba(244, 63, 94, 0.3);

  --shadow-mist: 0 4px 20px -2px rgba(0, 0, 0, 0.45);
  --shadow-buoyancy: 0 16px 36px -6px rgba(244, 63, 94, 0.25), 0 6px 14px -3px rgba(0, 0, 0, 0.6), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  --shadow-inner-warmth: inset 0 0 24px rgba(251, 146, 60, 0.18);

  --nav-bg: rgba(13, 12, 14, 0.88);
  --nav-shadow: 0 4px 24px -2px rgba(0, 0, 0, 0.6);

  --success: #34d399;
  --success-bg: rgba(52, 211, 153, 0.15);
}

/* --- 2. Global Resets & Atmospheric Mist --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 86px; /* Smooth anchor jump offset */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.65;
  transition: var(--transition-theme);
  overflow-x: hidden;
  position: relative;
}

/* Ambient Breeze & Morning Mist Displacements */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 0;
  background: 
    radial-gradient(circle 600px at var(--breeze-x) var(--breeze-y), rgba(255, 238, 240, 0.5) 0%, transparent 70%),
    radial-gradient(ellipse 900px 500px at 15% 10%, rgba(255, 228, 230, 0.55) 0%, transparent 65%),
    radial-gradient(ellipse 800px 600px at 85% 85%, rgba(254, 243, 199, 0.45) 0%, transparent 65%);
  transition: opacity 0.5s ease;
}

[data-theme="dark"] body::before {
  background: 
    radial-gradient(circle 600px at var(--breeze-x) var(--breeze-y), rgba(244, 63, 94, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 900px 500px at 15% 10%, rgba(244, 63, 94, 0.15) 0%, transparent 65%),
    radial-gradient(ellipse 800px 600px at 85% 85%, rgba(251, 146, 60, 0.1) 0%, transparent 65%);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

/* --- 3. Navigation Bar (Translucent Blush-Pink Glass) --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-petal);
  box-shadow: var(--nav-shadow);
  transition: var(--transition-theme);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo-img {
  height: 42px;
  width: auto;
  max-width: 220px;
  display: block;
  object-fit: contain;
  transition: opacity 0.3s ease;
}

.brand-logo .logo-dark {
  display: none;
}

.brand-logo .logo-light {
  display: block;
}

[data-theme="dark"] .brand-logo .logo-light {
  display: none;
}

[data-theme="dark"] .brand-logo .logo-dark {
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
  padding: 6px 2px;
  transition: color 0.25s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--brand-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0%;
  height: 2px;
  background: var(--dawn-gradient);
  border-radius: var(--radius-round);
  transition: width 0.25s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Special Highlight for '推荐资讯' Link */
.nav-link.nav-insights {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--brand-primary);
  background: var(--bg-blush-glass);
  padding: 5px 12px;
  border-radius: var(--radius-round);
  border: 1px solid var(--border-petal);
}

.nav-link.nav-insights:hover {
  background: rgba(244, 63, 94, 0.15);
  border-color: var(--brand-primary);
  transform: translateY(-1px);
}

.nav-insights-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dawn-peach);
  box-shadow: 0 0 6px var(--dawn-peach);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Translucent & Refined Theme Switcher */
.theme-toggle-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-round);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: var(--bg-blush-glass);
  border: 1px solid var(--border-petal);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  transition: all 0.25s ease;
}

.theme-toggle-btn:hover {
  background: rgba(244, 63, 94, 0.16);
  color: var(--brand-primary);
  border-color: var(--border-petal-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px var(--dawn-glow);
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: var(--dawn-gradient);
  color: #ffffff !important;
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--radius-round);
  box-shadow: 0 4px 14px var(--dawn-glow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px var(--dawn-glow);
}

.mobile-menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-petal-sm);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  background: var(--bg-blush-glass);
  border: 1px solid var(--border-petal);
}

/* --- 4. Hero Section (Ethereal Petal Sunrise Atmosphere) --- */
.hero-section {
  position: relative;
  padding: 90px 0 70px;
  overflow: hidden;
  text-align: center;
}

.hero-veil-bloom {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 520px;
  background: radial-gradient(circle, rgba(255, 228, 230, 0.75) 0%, rgba(254, 243, 199, 0.45) 45%, transparent 75%);
  filter: blur(70px);
  pointer-events: none;
  z-index: 0;
}

[data-theme="dark"] .hero-veil-bloom {
  background: radial-gradient(circle, rgba(244, 63, 94, 0.25) 0%, rgba(251, 146, 60, 0.15) 45%, transparent 75%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-round);
  background: var(--badge-bg);
  color: var(--badge-text);
  border: 1px solid var(--badge-border);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-mist);
}

.hero-badge-petal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-primary);
  box-shadow: 0 0 8px var(--brand-primary);
}

/* Headline must contain brand name on a single line without wrapping (不要分行) */
.hero-title {
  font-size: clamp(1.65rem, 2.75vw, 2.65rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
  color: var(--text-primary);
  white-space: nowrap;
}

.hero-title .brand-highlight {
  background: var(--dawn-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.18rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 38px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 34px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-round);
  background: var(--dawn-gradient);
  color: #ffffff !important;
  box-shadow: 0 8px 24px var(--dawn-glow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  min-height: 52px;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px var(--dawn-glow);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: var(--radius-round);
  background: var(--bg-bento-petal);
  color: var(--text-primary);
  border: 1px solid var(--border-petal);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-mist);
  transition: all 0.25s ease;
  min-height: 52px;
}

.btn-secondary:hover {
  background: var(--bg-blush-glass);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-2px);
}

/* Stat Metrics Bento Ticker */
.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 28px;
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  box-shadow: var(--shadow-mist);
  backdrop-filter: blur(16px);
  transition: var(--transition-theme);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--border-petal);
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--brand-primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* --- 5. Section Headers --- */
.section {
  padding: 96px 0;
  position: relative;
}

.section-alt {
  background: var(--bg-subtle);
  transition: var(--transition-theme);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-primary);
  background: var(--badge-bg);
  border: 1px solid var(--badge-border);
  padding: 4px 14px;
  border-radius: var(--radius-round);
  margin-bottom: 14px;
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- 6. Core Features Section (3 Petal Bento Cards) --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  padding: 38px 30px;
  box-shadow: var(--shadow-mist);
  transition: var(--transition-buoyant);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

/* Botanical Buoyancy: Gentle 3px lift + warm inner illumination */
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-buoyancy);
  border-color: var(--border-petal-hover);
}

.feature-card:nth-child(2) {
  border-radius: var(--radius-petal-alt);
}

.feature-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-petal-sm);
  background: var(--bg-blush-glass);
  color: var(--brand-primary);
  border: 1px solid var(--border-petal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-box {
  transform: scale(1.08);
  background: rgba(244, 63, 94, 0.18);
}

.feature-icon-box svg {
  width: 28px;
  height: 28px;
}

.feature-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.35;
}

.feature-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.68;
  margin-bottom: 22px;
  flex-grow: 1;
}

.feature-checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 18px;
  border-top: 1px solid var(--border-petal);
}

.feature-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.feature-check-item svg {
  width: 16px;
  height: 16px;
  color: var(--dawn-amber);
  flex-shrink: 0;
}

/* --- 7. Streaming & AI Showcase Cards (Botanical Buoyancy) --- */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.showcase-card {
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  padding: 40px 34px;
  box-shadow: var(--shadow-mist);
  transition: var(--transition-buoyant);
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(14px);
}

.showcase-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-buoyancy);
  border-color: var(--border-petal-hover);
}

.showcase-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.showcase-icon-badge {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-petal-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.badge-stream {
  background: linear-gradient(135deg, #e11d48 0%, #fb923c 100%);
  box-shadow: 0 4px 14px var(--dawn-glow);
}

.badge-ai {
  background: linear-gradient(135deg, #059669 0%, #0284c7 100%);
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.25);
}

.showcase-icon-badge svg {
  width: 28px;
  height: 28px;
}

.showcase-card-title {
  font-size: 1.38rem;
  font-weight: 700;
  color: var(--text-primary);
}

.showcase-desc {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.68;
  margin-bottom: 24px;
}

.platform-chips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.platform-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

.platform-chip:hover {
  background: var(--bg-blush-glass);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.platform-chip-icon {
  font-size: 1.15rem;
  line-height: 1;
}

.platform-chip-status {
  margin-left: auto;
  font-size: 0.72rem;
  padding: 3px 8px;
  background: var(--badge-bg);
  color: var(--badge-text);
  border-radius: var(--radius-round);
  font-weight: 700;
}

.showcase-footer-highlight {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-blush-glass);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brand-primary);
  margin-top: auto;
}

.showcase-footer-highlight svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* --- 8. Real Online Pricing Comparison Section --- */
.pricing-cycle-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.pricing-cycle-pill {
  display: inline-flex;
  align-items: center;
  padding: 5px 6px;
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-round);
  box-shadow: var(--shadow-mist);
}

.cycle-btn {
  padding: 8px 22px;
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: var(--radius-round);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.cycle-btn.active {
  background: var(--dawn-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px var(--dawn-glow);
}

.pricing-discount-tag {
  font-size: 0.75rem;
  padding: 2px 8px;
  background: var(--badge-bg);
  color: var(--badge-text);
  border-radius: var(--radius-round);
  font-weight: 700;
  margin-left: 4px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  padding: 34px 24px;
  box-shadow: var(--shadow-mist);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-buoyant);
  backdrop-filter: blur(14px);
}

.pricing-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-buoyancy);
  border-color: var(--border-petal-hover);
}

.pricing-card.popular {
  border-color: var(--brand-primary);
  background: linear-gradient(180deg, var(--bg-blush-glass) 0%, var(--bg-bento-petal) 100%);
  box-shadow: 0 12px 32px var(--dawn-glow);
}

.popular-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dawn-gradient);
  color: #fff;
  font-size: 0.74rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: var(--radius-round);
  letter-spacing: 0.04em;
  box-shadow: 0 4px 12px var(--dawn-glow);
  white-space: nowrap;
}

.plan-header {
  margin-bottom: 18px;
  text-align: center;
}

.plan-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.plan-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
  min-height: 38px;
}

.plan-price-box {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 3px;
  margin-bottom: 22px;
  padding: 14px 0;
  border-top: 1px dashed var(--border-petal);
  border-bottom: 1px dashed var(--border-petal);
}

.currency {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}

.amount {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1;
}

.period {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.plan-feature-item svg {
  width: 17px;
  height: 17px;
  color: var(--dawn-amber);
  flex-shrink: 0;
  margin-top: 2px;
}

.plan-feature-item strong {
  color: var(--text-primary);
}

.plan-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 12px;
  font-size: 0.96rem;
  font-weight: 700;
  border-radius: var(--radius-round);
  min-height: 46px;
  transition: all 0.25s ease;
}

.plan-cta-btn.primary {
  background: var(--dawn-gradient);
  color: #fff !important;
  box-shadow: 0 4px 14px var(--dawn-glow);
}

.plan-cta-btn.primary:hover {
  box-shadow: 0 8px 22px var(--dawn-glow);
  transform: translateY(-2px);
}

.plan-cta-btn.outline {
  background: var(--bg-subtle);
  color: var(--text-primary);
  border: 1px solid var(--border-petal);
}

.plan-cta-btn.outline:hover {
  background: var(--bg-blush-glass);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-2px);
}

.plan-guarantee {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 10px;
}

/* --- 9. User Reviews / Testimonials --- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  padding: 32px 26px;
  box-shadow: var(--shadow-mist);
  display: flex;
  flex-direction: column;
  transition: var(--transition-buoyant);
  backdrop-filter: blur(12px);
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-buoyancy);
  border-color: var(--border-petal-hover);
}

.review-rating {
  display: flex;
  gap: 3px;
  color: var(--dawn-amber);
  margin-bottom: 14px;
}

.review-rating svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 22px;
  flex-grow: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border-petal);
  padding-top: 16px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-round);
  background: var(--badge-bg);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  border: 1px solid var(--badge-border);
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.author-title {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* --- 10. FAQ Accordion --- */
.faq-container {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-md);
  overflow: hidden;
  box-shadow: var(--shadow-mist);
  transition: border-color 0.25s ease;
  backdrop-filter: blur(12px);
}

.faq-item.open {
  border-color: var(--brand-primary);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: left;
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--brand-primary);
}

.faq-icon-arrow {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.open .faq-icon-arrow {
  transform: rotate(180deg);
  color: var(--brand-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.72;
}

.faq-item.open .faq-answer {
  max-height: 350px;
  padding: 0 24px 22px;
}

/* --- 11. Pre-Footer Dawn Banner --- */
.cta-banner {
  margin: 40px 0 0;
  padding: 60px 40px;
  background: var(--dawn-gradient);
  border-radius: var(--radius-petal-lg);
  text-align: center;
  color: #ffffff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 40px var(--dawn-glow);
}

.cta-banner-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.cta-banner-desc {
  font-size: 1.1rem;
  opacity: 0.94;
  max-width: 640px;
  margin: 0 auto 30px;
}

.btn-banner-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 38px;
  background: #ffffff;
  color: #be123c !important;
  font-size: 1.05rem;
  font-weight: 800;
  border-radius: var(--radius-round);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-banner-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

/* --- 12. Standard Footer (Strictly 4 titles only) --- */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-petal);
  padding: 48px 0 36px;
  margin-top: 60px;
  transition: var(--transition-theme);
}

.footer-nav-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.footer-link-item {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: color 0.2s ease, background 0.2s ease;
  padding: 6px 14px;
  border-radius: var(--radius-petal-sm);
}

.footer-link-item:hover {
  color: var(--brand-primary);
  background: var(--bg-blush-glass);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid var(--border-petal);
  padding-top: 24px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-secondary);
  font-weight: 600;
}
.footer-bottom a:hover {
  color: var(--brand-primary);
}

/* --- 13. Subpage Shared Layout & Insights Styling --- */
.subpage-hero {
  padding: 60px 0 40px;
  text-align: center;
  border-bottom: 1px solid var(--border-petal);
  background: var(--bg-blush-glass);
  backdrop-filter: blur(14px);
}

.subpage-badge {
  display: inline-block;
  padding: 5px 16px;
  background: var(--badge-bg);
  color: var(--badge-text);
  border: 1px solid var(--badge-border);
  border-radius: var(--radius-round);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.subpage-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.subpage-meta {
  font-size: 0.92rem;
  color: var(--text-muted);
}

.subpage-body {
  padding: 60px 0 80px;
}

.prose-container {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  padding: 48px;
  box-shadow: var(--shadow-mist);
  backdrop-filter: blur(14px);
}

.prose-container h2 {
  font-size: 1.55rem;
  font-weight: 700;
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-petal);
  color: var(--text-primary);
}

.prose-container h2:first-of-type {
  margin-top: 0;
}

.prose-container h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 24px 0 10px;
  color: var(--text-primary);
}

.prose-container p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.78;
  margin-bottom: 16px;
}

.prose-container ul, .prose-container ol {
  margin: 12px 0 20px 24px;
}

.prose-container li {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.72;
  margin-bottom: 8px;
  list-style-type: disc;
}

.highlight-box {
  background: var(--bg-blush-glass);
  border-left: 4px solid var(--brand-primary);
  border: 1px solid var(--border-petal);
  border-left-width: 4px;
  padding: 18px 22px;
  border-radius: var(--radius-petal-sm);
  margin: 24px 0;
}

.highlight-box p {
  margin: 0;
  font-weight: 600;
  color: var(--text-primary);
}

.node-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 20px 0 30px;
}

.node-card {
  padding: 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-sm);
  display: flex;
  align-items: center;
  gap: 12px;
}

.node-flag { font-size: 1.5rem; }
.node-name { font-weight: 700; font-size: 0.95rem; color: var(--text-primary); }
.node-tag { font-size: 0.75rem; color: var(--brand-primary); font-weight: 700; }

.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.sitemap-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-md);
  padding: 24px;
}

.sitemap-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  border-bottom: 2px solid var(--brand-primary);
  padding-bottom: 8px;
}

.sitemap-list li { list-style: none; margin-bottom: 10px; }
.sitemap-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--brand-primary);
  font-weight: 700;
}
.sitemap-list a:hover { text-decoration: underline; }

.back-home-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-round);
  background: var(--bg-blush-glass);
  border: 1px solid var(--border-petal);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 24px;
  transition: all 0.2s ease;
}

.back-home-btn:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
}

/* Articles / Insights Grid */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 24px;
}

.article-card {
  background: var(--bg-bento-petal);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-lg);
  padding: 28px;
  box-shadow: var(--shadow-mist);
  transition: var(--transition-buoyant);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-buoyancy);
  border-color: var(--border-petal-hover);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.article-tag {
  padding: 2px 8px;
  border-radius: var(--radius-round);
  background: var(--badge-bg);
  color: var(--badge-text);
  font-weight: 700;
  font-size: 0.75rem;
}

.article-title {
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.4;
}

.article-summary {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
}

.article-read-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--brand-primary);
  margin-top: auto;
}

/* --- SEO Long-Form Article Detail Styles --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--text-secondary);
}

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

.breadcrumb-sep {
  opacity: 0.5;
}

.article-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-petal);
}

.article-main-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

/* In-Article Table of Contents (TOC) */
.article-toc {
  background: var(--bg-blush-glass);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-md);
  padding: 24px 28px;
  margin: 28px 0 36px;
  box-shadow: var(--shadow-mist);
}

.article-toc-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.article-toc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.article-toc-list li {
  list-style: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.article-toc-list a {
  color: var(--text-secondary);
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-toc-list a:hover {
  color: var(--brand-primary);
  transform: translateX(4px);
}

/* Comparative Tables */
.article-table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin: 24px 0 32px;
  border-radius: var(--radius-petal-sm);
  border: 1px solid var(--border-petal);
  background: var(--bg-surface);
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.article-table th {
  background: var(--bg-blush-glass);
  color: var(--text-primary);
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-petal);
  white-space: nowrap;
}

.article-table td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

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

.article-table tr:hover td {
  background: var(--bg-subtle);
}

/* In-Article FAQ Box */
.article-faq-container {
  margin: 36px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.article-faq-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-sm);
  padding: 20px 24px;
  box-shadow: var(--shadow-mist);
}

.article-faq-q {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-faq-q::before {
  content: 'Q';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}

.article-faq-a {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* In-Article Dedicated Conversion Callout */
.article-cta-box {
  background: linear-gradient(135deg, var(--bg-blush-glass) 0%, rgba(254, 243, 199, 0.4) 100%);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-md);
  padding: 28px;
  text-align: center;
  margin: 36px 0;
  box-shadow: var(--shadow-mist);
}

.article-cta-box h4 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.article-cta-box p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Related Reading Section */
.article-related-box {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-petal);
}

.article-related-box h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.article-related-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.related-link-card {
  padding: 18px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-petal);
  border-radius: var(--radius-petal-sm);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.related-link-card:hover {
  background: var(--bg-blush-glass);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.related-card-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.45;
}

.related-card-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* --- 14. Responsive Media Queries --- */
@media (max-width: 1080px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .hero-title {
    font-size: 2.6rem;
  }
  .features-grid, .reviews-grid, .insights-grid {
    grid-template-columns: 1fr;
  }
  .node-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-petal);
    padding: 22px 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    box-shadow: 0 12px 24px -4px rgba(244, 63, 94, 0.1);
  }

  .nav-links.mobile-open {
    display: flex;
  }

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

  .hero-title {
    font-size: clamp(1.2rem, 3.8vw, 1.85rem);
    white-space: nowrap;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .stat-item:nth-child(2)::after {
    display: none;
  }

  .features-grid, .showcase-grid, .pricing-grid, .reviews-grid, .sitemap-grid, .insights-grid {
    grid-template-columns: 1fr;
  }

  .platform-chips-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .prose-container {
    padding: 24px;
  }

  .footer-nav-bar {
    gap: 16px;
  }

  .footer-link-item {
    font-size: 0.95rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
  }

  .node-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .brand-logo-img {
    height: 34px;
    max-width: 160px;
  }

  .hero-title {
    font-size: clamp(0.92rem, 4.3vw, 1.25rem);
    white-space: nowrap;
  }

  .hero-stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-item::after {
    display: none !important;
  }

  .stat-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-petal);
  }

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

  .amount {
    font-size: 2.4rem;
  }
}