/* ==========================================================================
   SUBKIO ARCHITECTURAL LIGHT-MODE DESIGN SYSTEM (subkio.com)
   1:1 Color & Component Synchronization with Subkio Chrome Extension
   ========================================================================== */

:root {
  /* Exact Extension Palette from popup.css */
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --bg-elevated: #FAFBFD;
  --border-light: #E2E8F0;
  --border-focus: #CBD5E1;

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;

  --brand-coral: #FF5A36;
  --brand-coral-hover: #E04826;
  --brand-coral-soft: #FFF1EE;
  --brand-coral-border: #FECDD3;

  --accent-emerald: #10B981;
  --accent-emerald-dark: #047857;
  --accent-emerald-soft: #ECFDF5;
  --accent-emerald-border: #A7F3D0;

  --accent-amber: #F59E0B;
  --accent-amber-sub: #FACC15;
  --accent-amber-soft: #FFFBEB;
  --accent-amber-border: #FDE68A;

  /* Video Overlay Pill Variables from content.css */
  --subkio-pill-bg: rgba(15, 23, 42, 0.78);

  /* Architectural Shadows & Radii */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 16px 36px -8px rgba(15, 23, 42, 0.08), 0 4px 12px -2px rgba(15, 23, 42, 0.04);
  --shadow-float: 0 12px 28px rgba(15, 23, 42, 0.14);

  --radius-xl: 16px;
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-sm: 6px;

  --container-max: 1200px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

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

button, select, input {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   1. STICKY ARCHITECTURAL HEADER & 30-LANGUAGE SWITCHER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 16px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-logo-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background-color: var(--brand-coral-soft);
  border: 1px solid var(--brand-coral-border);
}

.brand-version-pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 999px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

.nav-link:hover {
  color: var(--brand-coral);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Clean ISO Language Switcher (Never uses broken Windows Flag Emojis) */
.lang-dropdown {
  position: relative;
}

.lang-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 11px;
  border-radius: var(--radius-md);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
}

.lang-trigger-btn:hover {
  border-color: var(--border-focus);
  background-color: var(--bg-card);
}

.iso-code-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 19px;
  padding: 0 5px;
  border-radius: 4px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.lang-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 340px;
  max-height: 400px;
  overflow-y: auto;
  padding: 10px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  display: none;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  z-index: 200;
}

[dir="rtl"] .lang-menu-panel {
  right: auto;
  left: 0;
}

.lang-dropdown.open .lang-menu-panel {
  display: grid;
}

.lang-option-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
}

.lang-option-link:hover {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
}

.lang-option-link.active {
  background-color: var(--brand-coral-soft);
  color: var(--brand-coral);
  font-weight: 600;
}

.lang-option-link.active .iso-code-badge {
  border-color: var(--brand-coral-border);
  color: var(--brand-coral);
}

/* Primary Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-coral {
  background-color: var(--brand-coral);
  color: #FFFFFF;
  box-shadow: 0 1px 2px rgba(255, 90, 54, 0.25);
}

.btn-coral:hover {
  background-color: var(--brand-coral-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: var(--bg-card);
  border-color: var(--border-light);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--border-focus);
  background-color: var(--bg-subtle);
}

.btn-lg {
  padding: 13px 24px;
  font-size: 15px;
  border-radius: 10px;
}

/* ==========================================================================
   2. HERO SECTION & SYNCHRONIZED EXTENSION + VIDEO SIMULATOR
   ========================================================================== */
.hero-section {
  padding: 56px 0 64px;
  border-bottom: 1px solid var(--border-light);
  background: radial-gradient(circle at 50% 0%, #FFF5F2 0%, var(--bg-main) 62%);
}

.hero-header-center {
  max-width: 820px;
  margin: 0 auto 40px;
  text-align: center;
}

.eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  margin-bottom: 18px;
  border-radius: 999px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-xs);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--brand-coral);
}

.hero-title {
  font-size: clamp(32px, 4.6vw, 52px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.hero-title-highlight {
  color: var(--brand-coral);
}

.hero-subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 28px;
  line-height: 1.55;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.hero-trust-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

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

.trust-item svg {
  color: var(--accent-emerald);
}

/* Interactive Workbench: Video Player Left + Real Subkio Popup Right */
.simulator-workbench {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 20px;
  align-items: stretch;
  margin-top: 28px;
}

/* Simulated Video Player Frame */
.sim-video-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.sim-browser-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background-color: var(--bg-elevated);
  border-bottom: 1px solid var(--border-light);
  gap: 12px;
}

.sim-window-dots {
  display: flex;
  gap: 6px;
}

.sim-window-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--border-focus);
}

.sim-scenario-tabs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.scenario-pill {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background-color: var(--bg-card);
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
}

.scenario-pill:hover {
  border-color: var(--border-focus);
  color: var(--text-primary);
}

.scenario-pill.active {
  background-color: var(--brand-coral-soft);
  border-color: var(--brand-coral-border);
  color: var(--brand-coral);
}

.sim-video-stage {
  position: relative;
  flex: 1;
  min-height: 410px;
  background: linear-gradient(165deg, #1E293B 0%, #0F172A 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px 24px 28px;
  overflow: hidden;
  user-select: none;
}

/* Subtle Illustrated Scene Backdrop inside the Video Frame */
.sim-scene-canvas {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 25% 30%, rgba(255, 90, 54, 0.14), transparent 45%),
    radial-gradient(circle at 75% 40%, rgba(56, 189, 248, 0.12), transparent 50%);
  pointer-events: none;
}

.sim-video-top-hud {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sim-platform-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  background-color: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #F8FAFC;
  font-size: 11.5px;
  font-weight: 600;
}

.sim-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background-color: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.45);
  color: #A7F3D0;
  font-size: 11px;
  font-weight: 600;
}

.sim-status-badge.paused {
  background-color: rgba(245, 158, 11, 0.22);
  border-color: rgba(245, 158, 11, 0.5);
  color: #FDE68A;
}

/* Visual Speaker Dialogue Wave in Center of Video */
.sim-Visual-center {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: auto 0;
  padding: 16px;
}

.sim-interactive-hint {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border-radius: 999px;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #E2E8F0;
  font-size: 12px;
  font-weight: 500;
}

/* Exact Subkio Overlay Reproduction from content.css */
.sim-subkio-overlay {
  position: relative;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 100%;
  margin-top: auto;
}

.sim-inline-toolbar {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  margin-bottom: 2px;
  border-radius: 999px;
  background-color: rgba(15, 23, 42, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.sim-toolbar-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  background: transparent;
  color: #F8FAFC;
  border: none;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.sim-toolbar-btn:hover {
  background-color: var(--brand-coral);
  color: #FFFFFF;
}

.sim-toolbar-btn.active {
  background-color: rgba(255, 90, 54, 0.28);
  color: var(--brand-coral);
}

.sim-toolbar-btn.saved {
  background-color: var(--accent-emerald) !important;
  color: #FFFFFF !important;
}

.sim-toolbar-divider {
  width: 1px;
  height: 12px;
  background-color: rgba(255, 255, 255, 0.2);
  margin: 0 2px;
}

.sim-line-pill {
  display: inline-block;
  max-width: 96%;
  padding: 5px 14px;
  border-radius: 6px;
  background-color: var(--subkio-pill-bg);
  line-height: 1.4;
  text-align: center;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.85);
  transition: filter 0.16s ease, opacity 0.16s ease, font-size 0.15s ease;
}

.sim-track-1 {
  font-size: 20px;
  font-weight: 600;
  color: #FFFFFF;
}

.sim-word {
  display: inline-block;
  padding: 0 3px;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.sim-word:hover,
.sim-word.active-word {
  background-color: var(--brand-coral);
  color: #FFFFFF !important;
}

.sim-word.saved-word {
  background-color: var(--accent-emerald) !important;
  color: #FFFFFF !important;
}

.sim-track-2 {
  font-size: 20px;
  font-weight: 500;
  color: #FACC15;
  cursor: pointer;
}

.sim-track-2.blurred {
  filter: blur(6px);
  opacity: 0.88;
}

.sim-subkio-overlay:hover .sim-track-2.blurred,
.sim-track-2.blurred:hover,
.sim-track-2.blurred.revealed {
  filter: blur(0px);
  opacity: 1;
}

/* Word Hover Dictionary Tooltip inside Simulator */
.sim-word-tooltip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  margin-bottom: 4px;
  border-radius: 6px;
  background-color: #FFFFFF;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.28);
  font-size: 12.5px;
  font-weight: 600;
}

.sim-word-tooltip .orig {
  color: var(--text-muted);
}

.sim-word-tooltip .trans {
  color: var(--brand-coral);
  font-weight: 700;
}

.sim-word-tooltip .hint-plus {
  padding: 1px 5px;
  border-radius: 4px;
  background-color: var(--brand-coral-soft);
  color: var(--brand-coral);
  font-size: 10px;
  font-weight: 700;
}

/* Simulated Extension Popup Replica (Right Column of Hero) */
.sim-popup-replica {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  font-size: 12.5px;
}

.replica-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-light);
}

.replica-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.replica-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.replica-pro-pill {
  padding: 1.5px 6px;
  border-radius: 999px;
  background-color: var(--accent-emerald-soft);
  border: 1px solid var(--accent-emerald-border);
  color: var(--accent-emerald-dark);
  font-size: 9.5px;
  font-weight: 700;
}

.replica-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 12px;
  flex: 1;
}

.replica-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 9px 11px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.replica-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  color: var(--text-primary);
}

.replica-track-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  color: #FFFFFF;
  font-size: 10.5px;
  font-weight: 700;
}

.replica-track-badge.t1 { background-color: var(--brand-coral); }
.replica-track-badge.t2 { background-color: var(--accent-amber); }

.replica-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 11.5px;
  color: var(--text-secondary);
}

.replica-swatch-group {
  display: flex;
  gap: 6px;
}

.replica-swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--border-light);
  cursor: pointer;
}

.replica-swatch.active {
  border-color: var(--brand-coral);
  box-shadow: 0 0 0 2px var(--brand-coral-soft);
}

/* ==========================================================================
   3. SECTIONS, BENTO FEATURES & BEFORE/AFTER SENTENCE ENGINE
   ========================================================================== */
.section {
  padding: 76px 0;
  border-bottom: 1px solid var(--border-light);
}

.section-subtle {
  background-color: var(--bg-subtle);
}

.section-white {
  background-color: var(--bg-card);
}

.section-header {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  padding: 3px 10px;
  margin-bottom: 10px;
  border-radius: 999px;
  background-color: var(--brand-coral-soft);
  color: var(--brand-coral);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.18;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.section-desc {
  font-size: 16.5px;
  color: var(--text-secondary);
}

/* 3-Step Workflow Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  box-shadow: var(--shadow-card);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background-color: var(--brand-coral-soft);
  color: var(--brand-coral);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}

.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.step-card p {
  font-size: 14.5px;
  color: var(--text-secondary);
}

/* Bento Feature Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.bento-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bento-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--brand-coral);
}

.bento-card h3 {
  font-size: 17.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.bento-card p {
  font-size: 14.5px;
  color: var(--text-secondary);
}

/* Before / After YouTube Complete-Sentence Engine Showcase */
.engine-compare-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.engine-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.engine-box.good {
  border-color: var(--accent-emerald-border);
  background-color: #FCFDFD;
}

.engine-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  margin-bottom: 14px;
}

.engine-status-pill.bad {
  background-color: #FEF2F2;
  color: #B91C1C;
  border: 1px solid #FECACA;
}

.engine-status-pill.good {
  background-color: var(--accent-emerald-soft);
  color: var(--accent-emerald-dark);
  border: 1px solid var(--accent-emerald-border);
}

.caption-stream-demo {
  padding: 16px;
  border-radius: var(--radius-md);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 12px;
}

/* ==========================================================================
   4. COMPETITOR COMPARISON TABLE (SEO & GEO STRUCTURED MATRIX)
   ========================================================================== */
.table-scroll-wrapper {
  width: 100%;
  overflow-x: auto;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 720px;
}

[dir="rtl"] .comparison-table {
  text-align: right;
}

.comparison-table th,
.comparison-table td {
  padding: 15px 18px;
  border-bottom: 1px solid var(--border-light);
  font-size: 14px;
}

.comparison-table thead th {
  background-color: var(--bg-elevated);
  font-weight: 700;
  color: var(--text-primary);
}

.comparison-table th.highlight-col,
.comparison-table td.highlight-col {
  background-color: var(--brand-coral-soft);
  font-weight: 600;
  color: var(--text-primary);
}

/* ==========================================================================
   5. PRICING SECTION & LICENSE ACTIVATION GUIDE (COMPLIANCE READY)
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  align-items: stretch;
}

.price-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  position: relative;
}

.price-card.featured {
  border: 2px solid var(--brand-coral);
  box-shadow: var(--shadow-lg);
}

.price-popular-ribbon {
  position: absolute;
  top: -12px;
  left: 20px;
  padding: 3px 10px;
  border-radius: 999px;
  background-color: var(--brand-coral);
  color: #FFFFFF;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.price-tier-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.price-amount-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 10px 0 4px;
}

.price-amount {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.price-strike {
  font-size: 15px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.price-period {
  font-size: 13px;
  color: var(--text-muted);
}

.price-billing-note {
  font-size: 12px;
  color: var(--text-secondary);
  min-height: 36px;
  margin-bottom: 16px;
}

.price-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
  flex: 1;
}

.price-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13.5px;
  color: var(--text-secondary);
}

.price-feature-list li svg {
  color: var(--accent-emerald);
  flex-shrink: 0;
  margin-top: 3px;
}

/* How License Key Delivery Works (Crucial for Merchant of Record Approval) */
.activation-flow-box {
  margin-top: 32px;
  padding: 22px 26px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.activation-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.activation-step strong {
  display: block;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.activation-step p {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ==========================================================================
   6. FAQ ACCORDION, FOOTER & RGPD COMPLIANCE BAR
   ========================================================================== */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-answer {
  padding: 0 22px 18px;
  font-size: 14.5px;
  color: var(--text-secondary);
  border-top: 1px solid var(--bg-subtle);
  padding-top: 14px;
}

/* Footer */
.site-footer {
  background-color: var(--bg-card);
  padding: 56px 0 36px;
  font-size: 13.5px;
  color: var(--text-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-light);
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a:hover {
  color: var(--brand-coral);
}

.footer-lang-cloud {
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-lang-pill {
  padding: 3px 9px;
  border-radius: 6px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  font-size: 12px;
  color: var(--text-secondary);
}

.footer-lang-pill:hover {
  border-color: var(--brand-coral);
  color: var(--brand-coral);
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12.5px;
  color: var(--text-muted);
}

/* Legal & pSEO Article Container */
.prose-container {
  max-width: 840px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.prose-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
}

.prose-card h1 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}

.prose-card h2 {
  font-size: 21px;
  font-weight: 700;
  margin: 28px 0 10px;
}

.prose-card p, .prose-card li {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.prose-card ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

/* Modal & RGPD Notice */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 500;
}

.modal-card {
  width: 100%;
  max-width: 460px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-float);
}

/* Mobile Menu Button & Drawer */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  cursor: pointer;
}

.mobile-nav-drawer {
  display: none;
  flex-direction: column;
  gap: 10px;
  padding: 14px 24px 18px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
}

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

.mobile-nav-drawer a {
  padding: 8px 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--bg-subtle);
}

/* GEO Quick Verdict & pSEO Related Grid */
.geo-verdict-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--brand-coral);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
  margin-bottom: 32px;
}

.geo-verdict-title {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--brand-coral);
  margin-bottom: 8px;
}

.pseo-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pseo-link-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.pseo-link-card:hover {
  border-color: var(--brand-coral);
  transform: translateY(-2px);
}

.pseo-link-card h3 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.pseo-link-card p {
  font-size: 13px;
  color: var(--text-secondary);
}

/* RTL Layout Adjustments for Arabic, Hebrew, Persian */
[dir="rtl"] .price-popular-ribbon {
  left: auto;
  right: 20px;
}

[dir="rtl"] .prose-card ul,
[dir="rtl"] .prose-card ol {
  padding-left: 0;
  padding-right: 20px;
}

[dir="rtl"] .geo-verdict-card {
  border-left: 1px solid var(--border-light);
  border-right: 4px solid var(--brand-coral);
}

/* Responsive Breakpoints (Tablet & Mobile down to 320px) */
@media (max-width: 1024px) {
  .simulator-workbench {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-grid, .steps-grid, .pseo-links-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .main-nav {
    display: none;
  }
  .mobile-menu-btn {
    display: inline-flex;
  }
  .header-actions .btn-coral {
    padding: 8px 12px;
    font-size: 12.5px;
  }
  .hero-section {
    padding: 32px 0 42px;
  }
  .sim-video-stage {
    min-height: 330px;
    padding: 14px 12px 20px;
  }
  .sim-track-1, .sim-track-2 {
    font-size: 16px;
  }
  .pricing-grid,
  .bento-grid,
  .steps-grid,
  .pseo-links-grid,
  .engine-compare-grid,
  .activation-flow-box,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .lang-menu-panel {
    width: 280px;
    grid-template-columns: 1fr;
    right: -40px;
  }
  .prose-card {
    padding: 24px 18px;
  }
}