/* ==========================================================================
   UNIFIED ALL-VIDEO DOWNLOADER - MODERN LIGHT DESIGN SYSTEM
   Clean White Canvas, High-Contrast Typography & Electric Blue Accents
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Theme Colors - Crisp White & Clean Canvas */
  --bg-main: #ffffff;
  --bg-body-gradient: 
    radial-gradient(circle at 10% 12%, rgba(37, 99, 235, 0.06), transparent 40%),
    radial-gradient(circle at 90% 18%, rgba(14, 165, 233, 0.07), transparent 45%),
    radial-gradient(circle at 50% 88%, rgba(59, 130, 246, 0.05), transparent 50%),
    radial-gradient(circle at 20% 75%, rgba(99, 102, 241, 0.04), transparent 40%),
    #ffffff;
  --bg-alt: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-input: #f8fafc;
  --bg-input-focus: #ffffff;

  /* Border & Dividers */
  --border-glass: #e2e8f0;
  --border-glass-hover: #cbd5e1;
  --border-subtle: #f1f5f9;
  --border-radius-sm: 8px;
  --border-radius: 16px;
  --border-radius-lg: 24px;
  --border-radius-full: 9999px;

  /* Vibrant Blue Primary & Accent Gradients */
  --grad-primary: linear-gradient(135deg, #1d4ed8 0%, #2563eb 50%, #0ea5e9 100%);
  --grad-primary-hover: linear-gradient(135deg, #1e40af 0%, #1d4ed8 50%, #0284c7 100%);
  --grad-cyan: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  --grad-sunset: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --grad-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --grad-emerald-hover: linear-gradient(135deg, #059669 0%, #047857 100%);
  --grad-card-top: linear-gradient(90deg, #1d4ed8, #2563eb, #38bdf8);

  /* High-Contrast Beautiful Text Combinations */
  --text-main: #0f172a;       /* Deep slate heading & primary body */
  --text-secondary: #334155;  /* Clear readable neutral slate */
  --text-muted: #64748b;      /* Sophisticated cool gray */
  --text-accent: #2563eb;     /* Electric Royal Blue */
  --text-on-accent: #ffffff;  /* Text on solid blue/color buttons */

  /* Platform Accent Colors */
  --c-youtube: #ff0000;
  --c-tiktok: #0f172a;
  --c-tiktok-alt: #fe2c55;
  --c-instagram: #e1306c;
  --c-facebook: #1877f2;
  --c-twitter: #1da1f2;
  --c-pinterest: #e60023;
  --c-reddit: #ff4500;
  --c-snapchat: #d97706;
  --c-threads: #18181b;
  --c-twitch: #9146ff;

  /* Modern Light Elevation Shadows */
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px -4px rgba(15, 23, 42, 0.08), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 20px 35px -8px rgba(37, 99, 235, 0.12), 0 8px 20px -4px rgba(15, 23, 42, 0.05);
  --shadow-glow: 0 8px 25px rgba(37, 99, 235, 0.3);
  --shadow-card-hover: 0 16px 32px -4px rgba(37, 99, 235, 0.14), 0 6px 14px -2px rgba(15, 23, 42, 0.06);

  --transition-fast: 0.18s ease;
  --transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  background-image: var(--bg-body-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Modern Card & Utility Panels */
.glass {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.glass-subtle {
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-sm);
}

/* Ensure text inside cards is high contrast */
.glass strong,
.glass-subtle strong,
.glass h3,
.glass h4,
.downloader-box h3,
.downloader-box h4 {
  color: var(--text-main);
}

/* Navigation Bar */
.navbar {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 1rem 2.5rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.brand-container {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.brand-logo {
  width: 42px;
  height: 42px;
  background: transparent;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  transition: var(--transition);
  filter: drop-shadow(0 6px 14px rgba(37, 99, 235, 0.35));
  overflow: hidden;
}

.brand-logo img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  display: block;
}

.brand-container:hover .brand-logo {
  transform: rotate(10deg) scale(1.08);
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, #3B82F6, #9333EA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0.2rem 0.6rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #2563eb;
  border-radius: var(--border-radius-full);
  -webkit-text-fill-color: initial;
}

.nav-links {
  display: none !important;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-links a:hover, .nav-links a.active {
  color: #1d4ed8;
  background: #eff6ff;
}

.nav-cta {
  background: var(--grad-primary) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

img {
  max-width: 100%;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 2.4rem 1.25rem 1.4rem 1.25rem;
  max-width: 980px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  padding: 0.45rem 1.2rem;
  border-radius: var(--border-radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #1d4ed8;
  margin-bottom: 1.4rem;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.08);
  animation: pulsePill 3s infinite alternate;
  max-width: 100%;
}

@keyframes pulsePill {
  0% { border-color: #bfdbfe; box-shadow: 0 2px 10px rgba(37, 99, 235, 0.08); }
  100% { border-color: #93c5fd; box-shadow: 0 4px 14px rgba(37, 99, 235, 0.16); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.55rem, 3.4vw, 2.55rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.7px;
  color: var(--text-main);
  margin-bottom: 0.6rem;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 45%, #0284c7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 2rem auto;
}

/* ==========================================================================
   UNIVERSAL DOWNLOADER BOX
   ========================================================================== */
.downloader-container {
  max-width: 860px;
  margin: 0 auto 3rem auto;
  padding: 0 1.5rem;
  width: 100%;
}

.downloader-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg);
  padding: 2.2rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.downloader-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--grad-card-top);
}

/* Input Form */
.input-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1.5px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 0.6rem 0.8rem 0.6rem 1.2rem;
  gap: 0.8rem;
  transition: var(--transition);
  position: relative;
}

.input-wrapper:focus-within {
  border-color: #2563eb;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
  background: #ffffff;
}

.input-icon {
  font-size: 1.3rem;
  color: #2563eb;
  display: flex;
  align-items: center;
}

.url-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--text-main);
  padding: 0.5rem 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.url-input::placeholder {
  color: var(--text-muted);
}

/* Detected Platform Badge (Inside Input) */
.detected-badge {
  display: none;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--border-radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: capitalize;
  animation: fadeInPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.detected-badge.active {
  display: inline-flex;
}

@keyframes fadeInPop {
  0% { transform: scale(0.85); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.detected-badge img, .detected-badge svg {
  width: 16px;
  height: 16px;
}

/* Paste & Clear Action Buttons */
.input-action-btn {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  color: #334155;
  padding: 0.5rem 0.9rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition-fast);
}

.input-action-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
  border-color: #94a3b8;
}

/* Format & Quality Selector Options */
.format-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.4rem;
}

.format-pills {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.format-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-right: 0.3rem;
}

.format-pill {
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  padding: 0.4rem 0.85rem;
  border-radius: var(--border-radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.format-pill:hover {
  background: #f1f5f9;
  color: var(--text-main);
  border-color: #cbd5e1;
}

.format-pill.active {
  background: #eff6ff;
  border-color: #2563eb;
  color: #1d4ed8;
  font-weight: 700;
}

/* Main Action Button - Royal Blue Glow */
.btn-download-main {
  background: var(--grad-primary);
  color: #ffffff;
  border: none;
  padding: 0.85rem 2rem;
  border-radius: var(--border-radius);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  transition: var(--transition);
  min-width: 180px;
}

.btn-download-main:hover {
  background: var(--grad-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.5);
}

.btn-download-main:active {
  transform: translateY(0);
}

.btn-download-main:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(37, 99, 235, 0.2);
  border-radius: 50%;
  border-top-color: #2563eb;
  animation: spin 0.8s linear infinite;
}

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

/* Loader & Status Indicator */
.loading-box {
  display: none;
  margin-top: 1.2rem;
  padding: 1rem 1.5rem;
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  text-align: center;
  animation: fadeIn 0.25s ease;
  color: var(--text-secondary);
}

.progress-track, .progress-bar {
  display: none !important;
  height: 0 !important;
  width: 0 !important;
  opacity: 0 !important;
  visibility: hidden !important;
  overflow: hidden !important;
}

/* Result Container - Elevated Modern Full-Width Media Card */
.result-card {
  display: none;
  margin-top: 1.8rem;
  padding: 1.6rem;
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: var(--border-radius);
  animation: slideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  width: 100%;
}

@keyframes slideUp {
  0% { transform: translateY(15px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

.result-content {
  display: grid;
  grid-template-columns: 340px 1fr;
  align-items: center;
  gap: 1.8rem;
  width: 100%;
  margin: 0;
  text-align: left;
}

.result-thumb-wrapper {
  position: relative;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16/9;
  border-radius: 12px;
  overflow: hidden;
  background: #0f172a;
  border: 1.5px solid #cbd5e1;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.result-thumb-wrapper:hover .result-thumb {
  transform: scale(1.03);
}

.result-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(15, 23, 42, 0.88);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  backdrop-filter: blur(6px);
}

.result-info {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.result-info h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  line-height: 1.35;
  color: var(--text-main);
  word-break: break-word;
}

.result-meta {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.8rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 1.4rem;
  flex-wrap: wrap;
}

.result-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.8rem;
  flex-wrap: wrap;
  width: 100%;
}

@media (max-width: 768px) {
  .result-card {
    padding: 1.2rem;
  }
  .result-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.2rem;
  }
  .result-thumb-wrapper {
    max-width: 100%;
    margin: 0 auto;
  }
  .result-info {
    align-items: center;
    text-align: center;
  }
  .result-meta {
    justify-content: center;
  }
  .result-actions {
    justify-content: center;
  }
}

.btn-action-primary {
  background: var(--grad-emerald);
  color: #fff;
  padding: 0.65rem 1.4rem;
  border-radius: var(--border-radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-action-primary:hover {
  background: var(--grad-emerald-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.45);
}

.btn-action-secondary {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: var(--text-secondary);
  padding: 0.65rem 1.2rem;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition-fast);
}

.btn-action-secondary:hover {
  background: #f1f5f9;
  color: var(--text-main);
  border-color: #94a3b8;
}

/* Error Notice */
.error-box {
  display: none;
  margin-top: 1.2rem;
  padding: 1rem 1.4rem;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--border-radius);
  color: #b91c1c;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

/* ==========================================================================
   INTEGRATED PLATFORMS SECTION
   ========================================================================== */
.platforms-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  padding: 0.35rem 1rem;
  border-radius: var(--border-radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: #1d4ed8;
  margin-bottom: 0.8rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.8px;
  color: var(--text-main);
  margin-bottom: 0.6rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 620px;
  margin: 0 auto;
}

/* Platform Filter Tabs */
.platform-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}

.platform-tab-btn {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  padding: 0.55rem 1.1rem;
  border-radius: var(--border-radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.platform-tab-btn img, .platform-tab-btn svg {
  width: 18px;
  height: 18px;
}

.platform-tab-btn:hover {
  background: #f8fafc;
  color: var(--text-main);
  border-color: #cbd5e1;
}

.platform-tab-btn.active {
  background: #eff6ff;
  border-color: #2563eb;
  color: #1d4ed8;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.15);
}

/* Platform Cards Grid */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.4rem;
}

.platform-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.platform-card:hover {
  transform: translateY(-5px);
  background: var(--bg-card);
  border-color: var(--card-accent, #3b82f6);
  box-shadow: var(--shadow-card-hover);
}

.platform-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--card-accent, var(--grad-primary));
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.2rem;
}

.platform-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.platform-card:hover .platform-icon-wrap {
  transform: scale(1.1);
  background: #eff6ff;
  border-color: #bfdbfe;
}

.platform-icon-wrap img, .platform-icon-wrap svg {
  width: 26px;
  height: 26px;
}

.status-badge-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.25rem 0.65rem;
  border-radius: var(--border-radius-full);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #059669;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

.platform-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}

.platform-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.2rem;
}

.platform-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.tag-pill {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: #f1f5f9;
  color: var(--text-secondary);
  border: 1px solid var(--border-glass);
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: auto;
}

.btn-card-select {
  flex: 1;
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  color: var(--text-main);
  padding: 0.6rem 0.8rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: var(--transition-fast);
}

.btn-card-select:hover {
  background: #eff6ff;
  border-color: #2563eb;
  color: #1d4ed8;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.btn-card-primary {
  flex: 1.2;
  background: var(--card-accent, var(--grad-primary));
  color: #ffffff;
  padding: 0.6rem 0.8rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-card-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
  color: #ffffff;
}

.btn-card-page {
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  color: var(--text-secondary);
  padding: 0.6rem 0.8rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  transition: var(--transition-fast);
}

.btn-card-page:hover {
  background: #e2e8f0;
  color: var(--text-main);
  border-color: #94a3b8;
}

/* Quick Platform Ribbon */
.quick-platforms-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.2rem auto 2.2rem auto;
  max-width: 1000px;
  padding: 0.6rem 1rem;
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-full);
  box-shadow: var(--shadow-sm);
}

.quick-platform-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-full);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.quick-platform-link:hover {
  background: #eff6ff;
  color: #1d4ed8;
  border-color: #bfdbfe;
  transform: translateY(-2px);
}

.quick-platform-link img {
  width: 16px;
  height: 16px;
}

/* Dedicated Page View Section & Modal */
.interactive-preview-box {
  display: none;
  margin-top: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-glass);
}

.preview-title {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.preview-title h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--text-main);
}

.btn-close-preview {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.btn-close-preview:hover {
  background: #fee2e2;
  color: #ef4444;
  border-color: #fca5a5;
}

.preview-iframe {
  width: 100%;
  height: 700px;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  background: #ffffff;
}

/* Features Grid */
.features-section {
  max-width: 1200px;
  margin: 0 auto 5rem auto;
  padding: 0 1.5rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 2rem;
  text-align: left;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.feature-box:hover {
  transform: translateY(-4px);
  border-color: #93c5fd;
  box-shadow: 0 12px 24px -4px rgba(37, 99, 235, 0.12);
}

.feature-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
  color: #2563eb;
}

.feature-box h4 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.feature-box p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Status Table Styles */
.status-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.status-table th {
  background: #f8fafc;
  color: var(--text-secondary);
  font-weight: 700;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--border-glass);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
  vertical-align: middle;
}

.status-table tr:hover td {
  background: #f8fafc;
}

/* Footer */
.footer {
  margin-top: auto;
  background: #f8fafc;
  border-top: 1px solid var(--border-glass);
  padding: 3rem 2rem 2rem 2rem;
  color: var(--text-muted);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-brand h4 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--text-main);
  margin-bottom: 0.6rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 360px;
}

.footer-col h5 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: #2563eb;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Standalone Page Layout (for pages/*.html) */
.page-container {
  max-width: 1000px;
  margin: 2.5rem auto;
  padding: 0 1.5rem;
  width: 100%;
}

.page-hero {
  text-align: center;
  margin-bottom: 1.15rem;
}

.page-hero .hero-title {
  margin-bottom: 0;
}

.page-hero .platform-badge-hero {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1.4rem;
  border-radius: var(--border-radius-full);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.iframe-container {
  position: relative;
  width: 100%;
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  background: #ffffff;
  margin-top: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.iframe-container iframe {
  width: 100%;
  height: 80vh;
  min-height: 550px;
  border: none;
  display: block;
}

.iframe-fallback {
  padding: 2.5rem;
  text-align: center;
  background: #f8fafc;
  border-radius: var(--border-radius);
}

.iframe-fallback h4 {
  color: var(--text-main) !important;
}

/* Global rule to enforce readable text everywhere */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
}
p, span, li, td, th, label {
  color: inherit;
}

/* ==========================================================================
   SEO DOCUMENTATION & BLOG SYSTEM STYLES
   High-Contrast Royal Blue & Crisp White Aesthetics
   ========================================================================== */

/* Breadcrumb Navigation */
.breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.breadcrumb-nav a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.breadcrumb-nav a:hover {
  color: var(--text-accent);
}
.breadcrumb-separator {
  color: #cbd5e1;
  font-size: 0.75rem;
}
.breadcrumb-current {
  color: var(--text-main);
  font-weight: 600;
}

/* Article Container & Layout */
.article-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}
.article-grid-layout, .seo-content-layout {
  display: block;
  max-width: 980px;
  margin: 2rem auto;
  width: 100%;
}

/* Hide Table of Contents completely */
.toc-sidebar {
  display: none !important;
}

/* Article Content Body */
.article-body, .seo-article {
  background: #ffffff;
  border: 1.5px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  line-height: 1.8;
  color: var(--text-secondary);
  font-size: 1.08rem;
  width: 100%;
}

@media (max-width: 640px) {
  .article-body, .seo-article {
    padding: 1.5rem;
    font-size: 1.02rem;
  }
}

.article-body h2, .seo-article h2 {
  font-family: var(--font-heading);
  font-size: 1.95rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 2.8rem 0 1.3rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid #f1f5f9;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  scroll-margin-top: 100px;
}

.article-body h2:first-of-type, .seo-article h2:first-of-type {
  margin-top: 0;
}

.article-body h3, .seo-article h3 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 2rem 0 0.85rem;
  scroll-margin-top: 100px;
}

.article-body p, .seo-article p {
  margin-bottom: 1.35rem;
  color: var(--text-secondary);
  font-size: 1.08rem;
  line-height: 1.8;
}

.article-body ul, .article-body ol, .seo-article ul, .seo-article ol {
  margin: 0 0 1.6rem 1.6rem;
  color: var(--text-secondary);
}

.article-body li, .seo-article li {
  margin-bottom: 0.6rem;
  font-size: 1.05rem;
  line-height: 1.75;
}

.article-body strong, .seo-article strong {
  color: var(--text-main);
  font-weight: 600;
}

/* Step Cards & Numbered Workflow */
.step-cards-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 1.75rem 0 2.5rem;
}
.step-card {
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.step-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: #bfdbfe;
}
.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--border-radius-full);
  background: var(--grad-primary);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}
.step-card h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.6rem;
}
.step-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* Callout Boxes */
.callout-box {
  border-radius: var(--border-radius);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  border-left: 4px solid;
}
.callout-box .callout-icon {
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.15rem;
}
.callout-box .callout-content {
  font-size: 0.95rem;
  line-height: 1.65;
}
.callout-box .callout-content p:last-child {
  margin-bottom: 0;
}
.callout-tip {
  background: #f0fdf4;
  border-left-color: #16a34a;
  color: #166534;
}
.callout-tip strong {
  color: #14532d;
}
.callout-note {
  background: #eff6ff;
  border-left-color: #2563eb;
  color: #1e40af;
}
.callout-note strong {
  color: #1e3a8a;
}
.callout-warning {
  background: #fffbeb;
  border-left-color: #f59e0b;
  color: #92400e;
}
.callout-warning strong {
  color: #78350f;
}

/* SVG Workflow Diagrams */
.diagram-wrapper {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 1.75rem;
  margin: 2rem 0;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.diagram-wrapper svg {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}
.diagram-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 1rem;
  font-style: italic;
}

/* Comparison & Troubleshooting Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 1.75rem 0;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
}
.seo-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
  background: #ffffff;
}
.seo-table th {
  background: #f8fafc;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: 700;
  padding: 0.9rem 1.1rem;
  border-bottom: 2px solid var(--border-glass);
  white-space: nowrap;
}
.seo-table td {
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border-glass);
  color: var(--text-secondary);
  vertical-align: middle;
}
.seo-table tbody tr:hover {
  background: #f8fafc;
}
.seo-table tbody tr:last-child td {
  border-bottom: none;
}
.badge-table {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--border-radius-full);
  font-size: 0.78rem;
  font-weight: 600;
}
.badge-success {
  background: #dcfce7;
  color: #166534;
}
.badge-info {
  background: #e0f2fe;
  color: #0369a1;
}
.badge-warn {
  background: #fef3c7;
  color: #92400e;
}
.badge-neutral {
  background: #f1f5f9;
  color: #475569;
}

/* Interactive Accessible FAQ Accordion */
.faq-container {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.faq-item {
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-sm);
  background: #ffffff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  overflow: hidden;
}
.faq-item:hover {
  border-color: #bfdbfe;
}
.faq-item[open] {
  border-color: #93c5fd;
  box-shadow: var(--shadow-sm);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  cursor: pointer;
  user-select: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
  background: #ffffff;
  list-style: none;
}
.faq-question::-webkit-details-marker {
  display: none;
}
.faq-chevron {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
  fill: none;
  stroke: #64748b;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  stroke: var(--text-accent);
}
.faq-answer {
  padding: 0 1.4rem 1.25rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  border-top: 1px solid #f8fafc;
}
.faq-answer p:last-child {
  margin-bottom: 0;
}

/* Related Guides Grid */
.related-section {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 2px solid #f1f5f9;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}
.related-card {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 1.25rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}
.related-card:hover {
  transform: translateY(-3px);
  border-color: #93c5fd;
  box-shadow: var(--shadow-md);
}
.related-card-top {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.related-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
}
.related-card h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}
.related-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Trust, Policy & Contact Page Styles */
.policy-page-container {
  max-width: 920px;
  margin: 2rem auto 4rem;
  padding: 0 1.5rem;
}
.policy-card {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  padding: 3rem;
  box-shadow: var(--shadow-sm);
  line-height: 1.75;
}
@media (max-width: 640px) {
  .policy-card {
    padding: 1.75rem;
  }
}
.policy-card h1 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}
.policy-meta {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-glass);
}
.policy-section {
  margin-bottom: 2.25rem;
}
.policy-section h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.85rem;
}
.policy-section p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
.policy-section ul {
  margin: 0 0 1.25rem 1.5rem;
  color: var(--text-secondary);
}
.policy-section li {
  margin-bottom: 0.5rem;
}

/* Contact Form Specifics */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 1.5rem;
}
@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}
.contact-form-group {
  margin-bottom: 1.25rem;
}
.contact-form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}
.contact-input, .contact-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-main);
  background: #f8fafc;
  transition: all var(--transition-fast);
}
.contact-input:focus, .contact-textarea:focus {
  outline: none;
  background: #ffffff;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
.contact-textarea {
  min-height: 140px;
  resize: vertical;
}

/* Blog Hub Styles */
.blog-hero {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}
.blog-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}
.blog-filter-btn {
  padding: 0.5rem 1.2rem;
  border-radius: var(--border-radius-full);
  border: 1px solid var(--border-glass);
  background: #ffffff;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.blog-filter-btn:hover, .blog-filter-btn.active {
  background: #1d4ed8;
  color: #ffffff;
  border-color: #1d4ed8;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}
.blog-card {
  background: #ffffff;
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: all var(--transition-fast);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #bfdbfe;
}
.blog-card-thumb {
  height: 180px;
  background: linear-gradient(135deg, #1e3a8a, #2563eb);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
}
.blog-card-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius-full);
}
.blog-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.blog-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.6rem;
  line-height: 1.4;
}
.blog-card-body p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}
.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid #f1f5f9;
  padding-top: 0.9rem;
}

/* ==========================================================================
   GLOBAL RESPONSIVENESS & DEVICE COMPATIBILITY (Mobile, Tablet, PC, Desktop)
   ========================================================================== */

/* Tablet & Smaller Laptops (<= 1024px) */
@media (max-width: 1024px) {
  .page-container {
    padding: 1.5rem 1.2rem;
  }
  .downloader-container {
    max-width: 100%;
    padding: 0 1rem;
  }
  .article-grid-layout, .seo-content-layout {
    max-width: 100%;
    padding: 0 0.5rem;
  }
  .platform-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.2rem;
  }
}

/* Tablets (<= 768px) */
@media (max-width: 768px) {
  .navbar {
    padding: 0.75rem 1rem;
    flex-wrap: nowrap;
    gap: 0.75rem;
  }
  .nav-links {
    display: none !important;
  }
  .hero-title {
    font-size: 1.7rem;
  }
  .brand-title {
    font-size: 1.2rem;
  }
  .quick-platforms-bar {
    border-radius: 16px;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    max-width: calc(100% - 1.5rem);
  }
  .breadcrumb-nav {
    font-size: 0.8rem;
    flex-wrap: wrap;
  }
  .policy-card h1 {
    font-size: 1.65rem;
  }
  .downloader-box {
    padding: 1.4rem;
  }
  .input-wrapper {
    padding: 0.5rem 0.8rem;
    gap: 0.5rem;
  }
  .url-input {
    font-size: 0.95rem;
  }
  .format-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .format-pills {
    justify-content: center;
  }
  .btn-download-main {
    width: 100%;
    padding: 0.85rem 1rem;
    font-size: 1rem;
  }
  .step-cards-container {
    grid-template-columns: 1fr;
  }
  .article-body, .seo-article {
    padding: 1.6rem;
  }
  .article-body h2, .seo-article h2 {
    font-size: 1.6rem;
  }
  .article-body h3, .seo-article h3 {
    font-size: 1.25rem;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Phones (<= 480px) */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.38rem;
    letter-spacing: -0.4px;
    line-height: 1.28;
  }
  .brand-logo,
  .brand-logo img {
    width: 36px;
    height: 36px;
  }
  .brand-title {
    font-size: 1.05rem;
  }
  .hero-section {
    padding: 1.4rem 1rem 0.8rem 1rem;
  }
  .page-container {
    margin: 1.1rem auto;
    padding: 0 0.9rem;
  }
  .quick-platforms-bar {
    margin: 0.7rem auto 1.2rem auto;
    padding: 0.45rem 0.65rem;
  }
  .hero-pill {
    font-size: 0.75rem;
    padding: 0.3rem 0.75rem;
  }
  .downloader-box {
    padding: 1rem;
    border-radius: 12px;
  }
  .input-wrapper {
    flex-wrap: wrap;
    border-radius: 10px;
    padding: 0.6rem;
  }
  .url-input {
    width: 100%;
    flex: 1 1 100%;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
  }
  .input-action-btn {
    padding: 0.4rem 0.7rem;
    font-size: 0.78rem;
  }
  .format-pill {
    font-size: 0.75rem;
    padding: 0.35rem 0.65rem;
  }
  .btn-download-main {
    font-size: 0.95rem;
  }
  .result-card {
    padding: 1rem;
  }
  .result-info h3 {
    font-size: 1.15rem;
  }
  .result-actions {
    flex-direction: column;
    width: 100%;
    align-items: stretch;
  }
  .btn-action-primary, .btn-action-secondary {
    width: 100%;
    justify-content: center;
  }
  .article-body, .seo-article {
    padding: 1.1rem;
    font-size: 1rem;
    line-height: 1.7;
  }
  .article-body h2, .seo-article h2 {
    font-size: 1.4rem;
  }
  .article-body h3, .seo-article h3 {
    font-size: 1.15rem;
  }
  .table-responsive {
    margin: 1.2rem -0.5rem;
    border-radius: 8px;
  }
  .seo-table th, .seo-table td {
    padding: 0.65rem 0.75rem;
    font-size: 0.82rem;
  }
  .platform-card {
    padding: 1.2rem;
  }
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}