/* ==========================================================================
   DOVE加速 官方落地页样式表
   Design: Moving 3D glass route layers on white background
   Colors: White #FFFFFF, Dark Slate #34424B, Mist Blue #C9DEE7, Muted Lilac #A8A0BC
   Typography: Light Chinese sans-serif (headings), Regular humanist sans-serif (body)
   ========================================================================== */

:root {
  --color-white: #FFFFFF;
  --color-dark-slate: #34424B;
  --color-dark-slate-hover: #242E35;
  --color-slate-muted: #5A6D78;
  --color-slate-light: #8A9CA8;
  --color-mist-blue: #C9DEE7;
  --color-mist-blue-bg: #F4F8FA;
  --color-mist-blue-translucent: rgba(201, 222, 231, 0.45);
  --color-muted-lilac: #A8A0BC;
  --color-muted-lilac-bg: #F6F4F8;
  --color-muted-lilac-translucent: rgba(168, 160, 188, 0.35);
  --color-border: rgba(201, 222, 231, 0.85);
  --color-border-subtle: rgba(52, 66, 75, 0.1);
  --color-glass-surface: rgba(255, 255, 255, 0.88);
  --color-glass-surface-solid: #FFFFFF;

  --font-heading: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei Light", "Noto Sans SC", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;

  --fs-h1-desktop: 61px;
  --fs-h1-mobile: 38px;
  --fs-body: 16px;
  
  --max-w-container: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-subtle: 0 4px 20px rgba(52, 66, 75, 0.05);
  --shadow-medium: 0 8px 30px rgba(52, 66, 75, 0.08);
  --shadow-deep: 0 16px 45px rgba(52, 66, 75, 0.12);
  --transition-normal: 0.28s ease;
}

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

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

body {
  background-color: var(--color-white);
  color: var(--color-dark-slate);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-normal);
}

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

/* Container & Section Layouts */
.container {
  width: 100%;
  max-width: var(--max-w-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section {
  padding-top: 80px;
  padding-bottom: 80px;
  position: relative;
}

.section-full-width {
  width: 100%;
  padding-top: 90px;
  padding-bottom: 90px;
  position: relative;
}

.bg-mist-light {
  background-color: var(--color-mist-blue-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.bg-lilac-light {
  background-color: var(--color-muted-lilac-bg);
  border-top: 1px solid rgba(168, 160, 188, 0.4);
  border-bottom: 1px solid rgba(168, 160, 188, 0.4);
}

/* Section Headers */
.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 52px auto;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-dark-slate);
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section-tag.tag-lilac {
  background-color: var(--color-muted-lilac-bg);
  border-color: rgba(168, 160, 188, 0.5);
  color: var(--color-dark-slate);
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: 34px;
  line-height: 1.3;
  color: var(--color-dark-slate);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 16px;
  color: var(--color-slate-muted);
  line-height: 1.68;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--color-mist-blue);
  background-color: var(--color-white);
  padding: 4px;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 20px;
  color: var(--color-dark-slate);
  letter-spacing: -0.01em;
}

.brand-badge {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-slate-muted);
  background: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  padding: 2px 8px;
  border-radius: 4px;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 15px;
  color: var(--color-slate-muted);
  font-weight: 400;
  padding: 6px 0;
  position: relative;
}

.nav-link:hover {
  color: var(--color-dark-slate);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  background-color: var(--color-dark-slate);
  color: var(--color-white);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition-normal);
}

.btn-header-cta:hover {
  background-color: var(--color-dark-slate-hover);
  color: var(--color-white);
  transform: translateY(-1px);
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-white);
}

.mobile-menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-dark-slate);
  transition: all 0.25s ease;
}

.mobile-nav-panel {
  position: absolute;
  top: 72px;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 20px;
  display: none;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow-medium);
}

.mobile-nav-panel.is-active {
  display: flex;
}

.mobile-nav-link {
  font-size: 16px;
  color: var(--color-dark-slate);
  padding: 10px 0;
  border-bottom: 1px solid rgba(201, 222, 231, 0.4);
}

.mobile-cta {
  margin-top: 10px;
  width: 100%;
  text-align: center;
  padding: 12px;
}

/* ==========================================================================
   Hero Section
   Layout: Left Text, Right 3D Dashboard with 3 translucent planes
   ========================================================================== */
.hero-section {
  padding-top: 50px;
  padding-bottom: 80px;
  background: linear-gradient(180deg, #FFFFFF 0%, #FAFDFE 100%);
  overflow: hidden;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  font-size: 13px;
  color: var(--color-dark-slate);
  margin-bottom: 20px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-muted-lilac);
  box-shadow: 0 0 0 2px rgba(168, 160, 188, 0.4);
}

.hero-title {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: var(--fs-h1-mobile);
  line-height: 1.22;
  color: var(--color-dark-slate);
  margin-bottom: 20px;
  letter-spacing: -0.025em;
}

.hero-desc {
  font-size: 16px;
  color: var(--color-slate-muted);
  line-height: 1.7;
  margin-bottom: 32px;
}

/* NOTE: CRITICAL REQUIREMENT: Do not apply 3D transforms to paragraphs or pricing text! */

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  background-color: var(--color-dark-slate);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition-normal);
  border: 1px solid var(--color-dark-slate);
}

.btn-primary:hover {
  background-color: var(--color-dark-slate-hover);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(52, 66, 75, 0.2);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  color: var(--color-dark-slate);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  border-color: var(--color-dark-slate);
  background-color: var(--color-mist-blue-bg);
}

.hero-feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--color-slate-muted);
}

.hero-pill-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-pill-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-muted-lilac);
}

/* ==========================================================================
   Hero 3D Dashboard: Moving 3D glass route layers
   Three lightly translucent planes at different depths, connected by thin routes.
   Slowly shift in opposite directions using translate3d and rotateX.
   ========================================================================== */
.hero-dashboard-viewport {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  position: relative;
  perspective: 1200px;
  perspective-origin: 50% 50%;
}

.hero-dashboard-scene {
  position: relative;
  width: 100%;
  height: 440px;
  transform-style: preserve-3d;
}

/* Thin routes connecting the planes (lightweight SVG) */
.hero-routes-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.85;
}

.route-path {
  fill: none;
  stroke: var(--color-muted-lilac);
  stroke-width: 1.5;
  stroke-dasharray: 4 3;
}

.route-path-solid {
  fill: none;
  stroke: var(--color-mist-blue);
  stroke-width: 1.5;
}

/* The three 3D Planes */
.dashboard-plane {
  position: absolute;
  left: 5%;
  width: 90%;
  background: var(--color-glass-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  box-shadow: var(--shadow-medium);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  will-change: transform;
}

/* Plane 1: Top / Foreground (Entry Layer) */
.plane-1 {
  top: 20px;
  z-index: 4;
  border-color: var(--color-mist-blue);
  transform: translate3d(0, 0, 40px) rotateX(8deg);
  animation: floatPlane1 16s ease-in-out infinite alternate;
}

/* Plane 2: Middle / Intermediate (Transit Core) */
.plane-2 {
  top: 140px;
  z-index: 3;
  border-color: rgba(168, 160, 188, 0.7);
  transform: translate3d(0, 0, 0px) rotateX(12deg);
  animation: floatPlane2 18s ease-in-out infinite alternate;
}

/* Plane 3: Bottom / Deep Background (Application Matrix) */
.plane-3 {
  top: 260px;
  z-index: 2;
  border-color: rgba(52, 66, 75, 0.2);
  transform: translate3d(0, 0, -40px) rotateX(16deg);
  animation: floatPlane3 20s ease-in-out infinite alternate;
}

/* Shifting in opposite directions slowly with restrained opacity */
@keyframes floatPlane1 {
  0% {
    transform: translate3d(0, 0, 40px) rotateX(8deg);
  }
  50% {
    transform: translate3d(12px, -8px, 46px) rotateX(6deg);
  }
  100% {
    transform: translate3d(-10px, 6px, 34px) rotateX(10deg);
  }
}

@keyframes floatPlane2 {
  0% {
    transform: translate3d(0, 0, 0px) rotateX(12deg);
  }
  50% {
    transform: translate3d(-14px, 10px, 6px) rotateX(14deg);
  }
  100% {
    transform: translate3d(12px, -8px, -6px) rotateX(9deg);
  }
}

@keyframes floatPlane3 {
  0% {
    transform: translate3d(0, 0, -40px) rotateX(16deg);
  }
  50% {
    transform: translate3d(8px, -12px, -32px) rotateX(13deg);
  }
  100% {
    transform: translate3d(-12px, 8px, -48px) rotateX(18deg);
  }
}

/* Pause animations when offscreen or user prefers reduced motion */
.hero-dashboard-scene.is-paused .dashboard-plane {
  animation-play-state: paused !important;
}

@media (prefers-reduced-motion: reduce) {
  .dashboard-plane {
    animation: none !important;
    transform: none !important;
  }
  .hero-dashboard-scene {
    transform-style: flat !important;
    perspective: none !important;
  }
}

/* Content inside planes (high readable contrast) */
.plane-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.plane-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-dark-slate);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.plane-tag {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  color: var(--color-dark-slate);
}

.plane-metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.plane-metric {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(201, 222, 231, 0.5);
  border-radius: 6px;
  padding: 6px 8px;
}

.plane-metric-label {
  font-size: 11px;
  color: var(--color-slate-muted);
}

.plane-metric-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-dark-slate);
}

.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #2E7D32;
  margin-right: 4px;
}

/* ==========================================================================
   Advantages / Benefits Section: Staggered Depth
   ========================================================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.benefit-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all var(--transition-normal);
  position: relative;
}

/* Staggered visual depth */
.benefit-card-1 {
  box-shadow: 0 4px 16px rgba(52, 66, 75, 0.04);
}

.benefit-card-2 {
  box-shadow: 0 8px 24px rgba(52, 66, 75, 0.07);
}

.benefit-card-3 {
  box-shadow: 0 12px 32px rgba(52, 66, 75, 0.09);
}

.benefit-card:hover {
  border-color: var(--color-muted-lilac);
  transform: translateY(-4px);
}

.benefit-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-dark-slate);
}

.benefit-card-2 .benefit-icon-wrapper {
  background-color: var(--color-muted-lilac-bg);
  border-color: rgba(168, 160, 188, 0.6);
}

.benefit-title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 20px;
  color: var(--color-dark-slate);
  margin-bottom: 12px;
}

.benefit-desc {
  font-size: 15px;
  color: var(--color-slate-muted);
  line-height: 1.68;
}

/* ==========================================================================
   Global Nodes: Open Directory Structure
   Illustrative regions: Hong Kong, Japan, Singapore, and US
   ========================================================================== */
.nodes-directory-container {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-subtle);
  overflow: hidden;
}

.directory-topbar {
  background-color: var(--color-mist-blue-bg);
  padding: 14px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.directory-path {
  font-family: monospace;
  font-size: 13px;
  color: var(--color-slate-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.directory-badge {
  font-size: 12px;
  color: var(--color-dark-slate);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 2px 10px;
  border-radius: 999px;
}

.directory-disclaimer {
  padding: 12px 24px;
  background: #FFFDF9;
  border-bottom: 1px solid rgba(201, 222, 231, 0.5);
  font-size: 13px;
  color: var(--color-slate-muted);
}

.directory-groups {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.directory-group-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark-slate);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.directory-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.node-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background-color: #FAFDFE;
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.node-item:hover {
  background-color: var(--color-white);
  border-color: var(--color-muted-lilac);
  box-shadow: var(--shadow-subtle);
}

.node-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.node-name {
  font-weight: 600;
  font-size: 15px;
  color: var(--color-dark-slate);
  display: flex;
  align-items: center;
  gap: 6px;
}

.node-status-pill {
  font-size: 11px;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 4px;
  background: #E8F5E9;
  color: #2E7D32;
}

.node-details {
  font-size: 13px;
  color: var(--color-slate-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.node-detail-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================================================
   AI Scenarios: Full-Width Section
   Covering: ChatGPT, Claude, Gemini, Google AI Studio, Perplexity, Cursor
   ========================================================================== */
.ai-scenarios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.ai-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
}

.ai-card:hover {
  border-color: var(--color-muted-lilac);
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.ai-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.ai-card-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ai-icon-box {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark-slate);
  font-size: 18px;
  font-weight: 600;
}

.ai-card-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-dark-slate);
}

.ai-tag {
  font-size: 12px;
  color: var(--color-slate-muted);
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  padding: 2px 8px;
  border-radius: 4px;
}

.ai-card-desc {
  font-size: 14px;
  color: var(--color-slate-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

.ai-meta-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--color-dark-slate);
  border-top: 1px dashed var(--color-border);
  padding-top: 12px;
}

.ai-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ai-meta-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-muted-lilac);
}

/* ==========================================================================
   Streaming Scenarios: Full-Width Section
   Covering: YouTube, Netflix, Disney+, Spotify, Twitch
   ========================================================================== */
.streaming-scenarios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.streaming-card {
  background: var(--color-white);
  border: 1px solid rgba(168, 160, 188, 0.45);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
}

.streaming-card:hover {
  border-color: var(--color-dark-slate);
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.streaming-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.streaming-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.streaming-icon-box {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background-color: var(--color-muted-lilac-bg);
  border: 1px solid rgba(168, 160, 188, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark-slate);
  font-size: 18px;
  font-weight: 600;
}

.streaming-card-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-dark-slate);
}

.streaming-card-desc {
  font-size: 14px;
  color: var(--color-slate-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

/* ==========================================================================
   Pricing Section: Flat Legible Table / Matrix
   4-5 comparable tiers, exactly one labeled "推荐套餐"
   NO 3D transforms applied to paragraphs or pricing text!
   Missing values marked as editorial placeholders.
   ========================================================================== */
.pricing-wrapper {
  margin-top: 20px;
}

.pricing-disclaimer {
  text-align: center;
  font-size: 13px;
  color: var(--color-slate-muted);
  margin-bottom: 28px;
}

.pricing-table-container {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  box-shadow: var(--shadow-subtle);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
  min-width: 680px;
}

.pricing-table th,
.pricing-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
}

.pricing-table th {
  background-color: #FAFDFE;
  font-weight: 600;
  color: var(--color-dark-slate);
  font-size: 15px;
}

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

.pricing-table tr.highlight-row {
  background-color: #F8FBFC;
}

.tier-badge-recommended {
  display: inline-block;
  background-color: var(--color-dark-slate);
  color: var(--color-white);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: 6px;
}

.placeholder-tag {
  color: var(--color-slate-muted);
  font-size: 12px;
  font-style: italic;
}

.pricing-cta-btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--color-dark-slate);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 500;
  text-align: center;
  transition: all var(--transition-normal);
}

.pricing-cta-btn:hover {
  background: var(--color-dark-slate-hover);
  color: var(--color-white);
}

/* Card-style pricing for mobile fallback */
.pricing-cards-mobile {
  display: none;
  flex-direction: column;
  gap: 20px;
}

.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
}

.pricing-card.is-recommended {
  border: 2px solid var(--color-dark-slate);
  box-shadow: var(--shadow-medium);
}

.pricing-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.pricing-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark-slate);
}

.pricing-card-price {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-dark-slate);
  margin-bottom: 16px;
}

.pricing-card-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--color-slate-muted);
  margin-bottom: 20px;
}

/* ==========================================================================
   Nine SEO Articles: Typography-First Cards
   3 Desktop / 2 Tablet / 1 Mobile columns
   ========================================================================== */
.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.article-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

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

.article-card-top {
  margin-bottom: 16px;
}

.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 12px;
  color: var(--color-slate-muted);
}

.article-category-badge {
  font-weight: 500;
  color: var(--color-dark-slate);
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  padding: 2px 8px;
  border-radius: 4px;
}

.article-card-title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.4;
  color: var(--color-dark-slate);
  margin-bottom: 10px;
}

.article-card-title a:hover {
  text-decoration: underline;
}

.article-card-excerpt {
  font-size: 14px;
  color: var(--color-slate-muted);
  line-height: 1.6;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(201, 222, 231, 0.4);
  font-size: 13px;
}

.article-read-link {
  font-weight: 500;
  color: var(--color-dark-slate);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.article-read-link:hover {
  color: var(--color-slate-muted);
}

/* ==========================================================================
   Testimonials: Visibly Sample Feedback Cards
   No invented aggregateRating in Schema!
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-subtle);
  position: relative;
}

.testimonial-scenario-tag {
  display: inline-block;
  font-size: 11px;
  color: var(--color-slate-muted);
  background: #F4F8FA;
  border: 1px solid var(--color-mist-blue);
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.testimonial-quote {
  font-size: 14px;
  line-height: 1.68;
  color: var(--color-dark-slate);
  margin-bottom: 16px;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.author-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark-slate);
}

.author-info h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark-slate);
}

.author-info p {
  font-size: 12px;
  color: var(--color-slate-muted);
}

/* ==========================================================================
   FAQ: Accessible Accordion with Matching FAQPage Schema
   ========================================================================== */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: var(--color-muted-lilac);
}

.faq-question {
  width: 100%;
  padding: 18px 22px;
  text-align: left;
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 17px;
  color: var(--color-dark-slate);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background: none;
}

.faq-chevron {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-normal);
  color: var(--color-slate-muted);
}

.faq-item.is-open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 22px 20px 22px;
  font-size: 15px;
  color: var(--color-slate-muted);
  line-height: 1.7;
  border-top: 1px solid rgba(201, 222, 231, 0.3);
  margin-top: -6px;
  padding-top: 14px;
}

.faq-item.is-open .faq-answer {
  display: block;
}

/* ==========================================================================
   Footer: Semantic, PBN Links Dofollow, Navigation Pages
   ========================================================================== */
.site-footer {
  background-color: #FAFDFE;
  border-top: 1px solid var(--color-border);
  padding-top: 60px;
  padding-bottom: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 20px;
  color: var(--color-dark-slate);
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--color-slate-muted);
  line-height: 1.65;
  max-width: 360px;
}

.footer-links-group h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark-slate);
  margin-bottom: 16px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  color: var(--color-slate-muted);
}

.footer-links-list a:hover {
  color: var(--color-dark-slate);
  text-decoration: underline;
}

/* Explicit PBN external link section */
.footer-pbn-section {
  padding-top: 24px;
  padding-bottom: 24px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
  margin-bottom: 30px;
}

.pbn-label {
  font-size: 13px;
  color: var(--color-slate-muted);
  margin-bottom: 10px;
}

.pbn-links-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.pbn-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-dark-slate);
  padding: 4px 10px;
  border-radius: 4px;
  background-color: var(--color-mist-blue-bg);
  border: 1px solid var(--color-mist-blue);
  transition: all var(--transition-normal);
}

.pbn-link:hover {
  background-color: var(--color-white);
  border-color: var(--color-dark-slate);
}

.footer-bottom {
  text-align: center;
  font-size: 13px;
  color: var(--color-slate-light);
}

/* ==========================================================================
   Responsive Breakpoints:
   375px, 390px, 430px, 768px, 1024px, 1440px
   Mobile First
   ========================================================================== */

/* Tablet (768px and up) */
@media (min-width: 768px) {
  .section {
    padding-top: 90px;
    padding-bottom: 90px;
  }
  
  .section-title {
    font-size: 38px;
  }

  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .directory-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ai-scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .streaming-scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
  }

  .hero-title {
    font-size: var(--fs-h1-desktop);
  }

  .nav-links {
    display: flex;
  }

  .mobile-menu-toggle {
    display: none;
  }

  .directory-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .ai-scenarios-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .streaming-scenarios-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .articles-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Large Displays (1440px and up) */
@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }
  
  .hero-section {
    padding-top: 70px;
    padding-bottom: 110px;
  }
}

/* Mobile specific styling (below 768px) */
@media (max-width: 767px) {
  .pricing-table-container {
    display: none;
  }
  .pricing-cards-mobile {
    display: flex;
  }
}

/* Extra small mobile specific styling (375px, 390px, 430px) */
@media (max-width: 480px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  
  .hero-title {
    font-size: 34px;
    line-height: 1.25;
  }
  
  .dashboard-plane {
    padding: 12px 14px;
    left: 2%;
    width: 96%;
  }

  .plane-header {
    margin-bottom: 8px;
    padding-bottom: 6px;
  }

  .plane-title {
    font-size: 12px;
    gap: 5px;
  }

  .plane-tag {
    font-size: 10px;
    padding: 1px 5px;
  }

  .plane-metrics-row {
    gap: 6px;
  }

  .plane-metric {
    padding: 4px 6px;
  }

  .plane-metric-label {
    font-size: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .plane-metric-value {
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
}