:root {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-input: #ffffff;
  --border-subtle: #e2e8f0;
  --border-focus: #ff0037;
  
  --primary-red: #ff0037;
  --primary-red-hover: #e00030;
  --primary-gradient: linear-gradient(135deg, #ff0037 0%, #e11d48 100%);
  --cyan-accent: #0284c7;
  --emerald-accent: #059669;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.02);
  --shadow-card-hover: 0 12px 30px -4px rgba(15, 23, 42, 0.08), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
  --shadow-glow-red: 0 4px 16px rgba(255, 0, 55, 0.25);
}

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

body.light-theme {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
}

/* Ambient Background Glows */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
}

.glow-crimson {
  width: 500px;
  height: 500px;
  background: rgba(255, 0, 55, 0.07);
  top: -120px;
  left: -80px;
  animation: floatOrb 14s ease-in-out infinite alternate;
}

.glow-cyan {
  width: 550px;
  height: 550px;
  background: rgba(14, 165, 233, 0.07);
  bottom: -120px;
  right: -80px;
  animation: floatOrb 18s ease-in-out infinite alternate-reverse;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(25px, 20px) scale(1.06); }
  100% { transform: translate(-20px, 30px) scale(0.96); }
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 28px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
}

.header-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-wrapper {
  width: 44px;
  height: 44px;
  background: var(--primary-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(255, 0, 55, 0.3);
  flex-shrink: 0;
}

.brand-logo-wrapper.sm {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
}

.brand-icon {
  width: 26px;
  height: 26px;
  color: #fff;
}

.brand-icon.sm {
  width: 20px;
  height: 20px;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1.2;
}

.gradient-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.badge-pro {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: #fff1f2;
  color: var(--primary-red);
  border: 1px solid rgba(255, 0, 55, 0.2);
}

.brand-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Worldwide Language Selector */
.header-right {
  display: flex;
  align-items: center;
}

.lang-selector-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 4px 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  transition: all 0.25s ease;
}

.lang-selector-wrapper:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.lang-icon {
  width: 18px;
  height: 18px;
  color: var(--primary-red);
  margin-right: 6px;
  flex-shrink: 0;
}

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  padding-right: 22px;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right center;
  background-size: 14px;
}

/* Main Container */
.main-container {
  max-width: 1050px;
  width: 100%;
  margin: 32px auto;
  padding: 0 20px;
  position: relative;
  z-index: 10;
  flex: 1;
}

/* Glass Card */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
}

.glass-card:hover {
  box-shadow: var(--shadow-card-hover);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

/* URL Input Container */
.url-input-container {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1.5px solid #cbd5e1;
  border-radius: var(--radius-md);
  padding: 6px;
  gap: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: all 0.25s ease;
}

.url-input-container:focus-within {
  border-color: var(--primary-red);
  box-shadow: 0 0 0 3px rgba(255, 0, 55, 0.12);
}

.input-prefix {
  padding-left: 12px;
  color: #94a3b8;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.link-icon {
  width: 20px;
  height: 20px;
}

.main-url-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 1rem;
  padding: 10px 4px;
  min-width: 150px;
}

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

.input-btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-secondary-action {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  color: #334155;
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-secondary-action:hover {
  background: #e2e8f0;
  color: var(--text-primary);
}

.btn-icon-sm {
  width: 16px;
  height: 16px;
}

.btn-primary-gradient {
  background: var(--primary-gradient);
  border: none;
  color: #ffffff;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--shadow-glow-red);
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary-gradient:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 0, 55, 0.4);
}

.btn-icon {
  width: 19px;
  height: 19px;
}

/* Quick Samples */
.quick-links-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.quick-links-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

.quick-chip {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.quick-chip:hover {
  background: #fff1f2;
  color: var(--primary-red);
  border-color: rgba(255, 0, 55, 0.3);
}

/* Loading Spinner Card */
.loading-card {
  text-align: center;
  padding: 40px;
}

.loader-spinner {
  width: 46px;
  height: 46px;
  border: 3.5px solid #e2e8f0;
  border-top-color: var(--primary-red);
  border-radius: 50%;
  margin: 0 auto 16px auto;
  animation: spin 0.8s linear infinite;
}

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

.loading-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.loading-sub {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* Error Card */
.error-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #fef2f2;
  border-color: #fca5a5;
}

.error-icon-box {
  font-size: 1.8rem;
}

.error-info {
  flex: 1;
}

.error-title {
  font-weight: 600;
  color: #dc2626;
  margin-bottom: 2px;
}

.error-desc {
  font-size: 0.85rem;
  color: #b91c1c;
}

/* Video Preview Layout */
.preview-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
}

.preview-thumb-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.thumb-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.duration-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 3px 7px;
  border-radius: 4px;
}

.uploader-pill, .views-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.uploader-icon, .views-icon {
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

.preview-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.preview-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Format Toggle Bar */
.format-toggle-bar {
  display: inline-flex;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  margin-bottom: 20px;
  max-width: 100%;
}

.format-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.format-toggle-btn.active {
  background: #ffffff;
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.fmt-icon {
  width: 17px;
  height: 17px;
}

/* Quality Chips */
.group-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.quality-chips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(135px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}

.quality-chip {
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 3px;
  text-align: left;
  transition: all 0.2s ease;
}

.quality-chip:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.quality-chip.active {
  background: #fff1f2;
  border-color: var(--primary-red);
  color: var(--primary-red);
  box-shadow: 0 2px 8px rgba(255, 0, 55, 0.15);
}

.q-main {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.quality-chip.active .q-main {
  color: var(--primary-red);
}

.q-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Download Big Button */
.btn-download-big {
  width: 100%;
  background: var(--primary-gradient);
  border: none;
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  box-shadow: 0 6px 20px rgba(255, 0, 55, 0.35);
  transition: all 0.25s ease;
}

.btn-download-big:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(255, 0, 55, 0.45);
}

/* Active Download Card */
.active-job-card {
  border-color: rgba(255, 0, 55, 0.35);
  background: #ffffff;
  box-shadow: 0 8px 30px rgba(255, 0, 55, 0.08);
}

.job-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 10px;
}

.job-status-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
}

.job-pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary-red);
  box-shadow: 0 0 10px var(--primary-red);
  animation: pulseLight 1.5s infinite;
}

@keyframes pulseLight {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.job-status-text {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
}

.job-metrics {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.metric-pill {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  color: var(--cyan-accent);
}

.progress-bar-container {
  width: 100%;
  height: 12px;
  background: #e2e8f0;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 12px;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary-gradient);
  border-radius: var(--radius-full);
  box-shadow: 0 0 12px rgba(255, 0, 55, 0.4);
  transition: width 0.3s ease;
}

.job-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.progress-percentage {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-red);
}

.job-filename {
  font-size: 0.88rem;
  color: var(--text-secondary);
  max-width: 400px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.job-success-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.btn-success-action {
  background: #10b981;
  color: #fff;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.btn-success-action:hover {
  background: #059669;
}

/* ========================================================
   NEW RICH CONTENT SECTIONS
   ======================================================== */
.content-section {
  margin-top: 50px;
  margin-bottom: 30px;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 32px;
}

.section-heading {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.section-subheading {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

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

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: #cbd5e1;
}

.step-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #fff1f2;
  color: var(--primary-red);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-icon-box {
  font-size: 2.2rem;
  margin-bottom: 14px;
}

.step-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

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

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

.feature-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow-card-hover);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.feature-icon-wrapper.red { background: rgba(255, 0, 55, 0.1); }
.feature-icon-wrapper.blue { background: rgba(2, 132, 199, 0.1); }
.feature-icon-wrapper.green { background: rgba(16, 185, 129, 0.1); }
.feature-icon-wrapper.purple { background: rgba(139, 92, 246, 0.1); }
.feature-icon-wrapper.amber { background: rgba(245, 158, 11, 0.1); }
.feature-icon-wrapper.cyan { background: rgba(6, 182, 212, 0.1); }

.feature-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

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

/* Platforms Row */
.platforms-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.platform-chip {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  transition: all 0.2s ease;
}

.platform-chip:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
}

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

.plat-dot.red { background: #ff0000; }
.plat-dot.pink { background: #e1306c; }
.plat-dot.black { background: #000000; }
.plat-dot.blue { background: #1da1f2; }
.plat-dot.darkblue { background: #1877f2; }
.plat-dot.skyblue { background: #1ab7ea; }
.plat-dot.orange { background: #ff5500; }

/* FAQ Section */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.faq-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

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

.faq-question::before {
  content: "Q.";
  color: var(--primary-red);
  font-weight: 800;
}

.faq-answer {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  padding-left: 24px;
}

/* ========================================================
   FOOTER STYLES
   ======================================================== */
.app-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-subtle);
  padding: 48px 24px 28px 24px;
  margin-top: 40px;
}

.footer-container {
  max-width: 1050px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 360px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links li span {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.policy-link-btn,
.footer-nav-link {
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-main);
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  display: inline-block;
  transition: color 0.2s ease;
}

.policy-link-btn:hover,
.footer-nav-link:hover {
  color: var(--primary-red);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.copyright-text {
  font-size: 0.82rem;
  color: var(--text-muted);
}

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

/* Policy Modal */
.policy-modal-card {
  max-width: 680px;
}

.policy-modal-body {
  padding: 24px 28px;
  background: #ffffff;
  color: var(--text-primary);
  font-size: 0.92rem;
  line-height: 1.65;
  max-height: 480px;
  overflow-y: auto;
}

.policy-modal-body h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 14px;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.policy-modal-body p {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.policy-modal-body ul {
  padding-left: 20px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--primary-red);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  animation: slideToast 0.3s ease;
}

@keyframes slideToast {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ========================================================
   RESPONSIVE DESIGN BREAKPOINTS (Mobile, Tablet & Desktop)
   ======================================================== */

/* Tablet (Screens <= 1024px) */
@media (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .brand-col {
    grid-column: 1 / -1;
  }
}

/* Mobile & Small Tablet (Screens <= 768px) */
@media (max-width: 768px) {
  .app-header {
    padding: 12px 16px;
  }

  .header-container {
    justify-content: space-between;
  }

  .main-container {
    margin: 20px auto;
    padding: 0 14px;
  }

  .glass-card {
    padding: 22px 18px;
  }

  .card-title {
    font-size: 1.4rem;
  }

  .card-subtitle {
    font-size: 0.88rem;
    margin-bottom: 18px;
  }

  /* Responsive Input Bar */
  .url-input-container {
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    gap: 10px;
  }

  .input-prefix {
    display: none;
  }

  .main-url-input {
    padding: 6px 8px;
    font-size: 0.95rem;
    width: 100%;
  }

  .input-btn-group {
    width: 100%;
    display: flex;
    gap: 8px;
  }

  .btn-secondary-action {
    flex: 1;
    padding: 10px;
  }

  .btn-primary-gradient {
    flex: 2;
    padding: 10px;
  }

  /* Preview Card Mobile */
  .preview-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .preview-title {
    font-size: 1.15rem;
  }

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

  /* Steps and Features 1-column */
  .steps-grid {
    grid-template-columns: 1fr;
  }

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

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

  .section-heading {
    font-size: 1.5rem;
  }

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }
}

/* Extra Small Mobile (Screens <= 480px) */
@media (max-width: 480px) {
  .brand-title {
    font-size: 1.25rem;
  }

  .brand-sub {
    font-size: 0.7rem;
  }

  .lang-select {
    font-size: 0.8rem;
    max-width: 110px;
  }

  .lang-selector-wrapper {
    padding: 3px 8px;
  }

  .btn-download-big {
    font-size: 1rem;
    padding: 12px;
  }

  .job-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .metric-pill {
    font-size: 0.72rem;
  }
}

/* SEO Informational Article Section */
.seo-article-card {
  padding: 36px 32px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.seo-article-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.seo-feature-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.seo-highlight-item {
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all 0.25s ease;
}

.seo-highlight-item:hover {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.seo-highlight-item h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.seo-highlight-item p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .seo-feature-highlights {
    grid-template-columns: 1fr;
  }
}

/* ========================================================
   SEO TABLES & MATRICES
   ======================================================== */
.seo-table-card,
.comparison-card {
  padding: 24px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.seo-matrix-table,
.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: left;
  font-size: 0.92rem;
}

.seo-matrix-table th,
.comparison-table th {
  background: #f1f5f9;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 2px solid var(--border-subtle);
  white-space: nowrap;
}

.seo-matrix-table th:first-child,
.comparison-table th:first-child {
  border-top-left-radius: var(--radius-sm);
}

.seo-matrix-table th:last-child,
.comparison-table th:last-child {
  border-top-right-radius: var(--radius-sm);
}

.seo-matrix-table td,
.comparison-table td {
  padding: 14px 18px;
  border-bottom: 1px solid #f1f5f9;
  color: var(--text-secondary);
}

.seo-matrix-table tr:hover td,
.comparison-table tr:hover td {
  background: #f8fafc;
}

.badge-format {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
}

.badge-mp4 {
  background: rgba(2, 132, 199, 0.12);
  color: #0284c7;
}

.badge-mp3 {
  background: rgba(5, 150, 105, 0.12);
  color: #059669;
}

.badge-m4a {
  background: rgba(147, 51, 234, 0.12);
  color: #9333ea;
}

.badge-lossless {
  background: rgba(217, 119, 6, 0.12);
  color: #d97706;
}

/* Comparison Table Highlights */
.comparison-table .highlight-col {
  background: rgba(255, 0, 55, 0.03);
  font-weight: 600;
  color: var(--text-primary);
  border-left: 2px solid rgba(255, 0, 55, 0.15);
  border-right: 2px solid rgba(255, 0, 55, 0.15);
}

.comparison-table th.highlight-col {
  background: #ffe4e8;
  color: var(--primary-red);
}

.check-icon {
  color: #059669;
  font-weight: 800;
  font-size: 1.1rem;
  margin-right: 4px;
}

.cross-icon {
  color: #dc2626;
  font-weight: 800;
  font-size: 1.1rem;
  margin-right: 4px;
}

/* ========================================================
   DEVICE GUIDES GRID
   ======================================================== */
.device-guides-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.device-guide-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.device-guide-card:hover {
  transform: translateY(-4px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow-card-hover);
}

.device-icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.device-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.device-steps-list {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.device-steps-list li strong {
  color: var(--text-primary);
}

.seo-subhead {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 24px;
  margin-bottom: 10px;
}

@media (max-width: 900px) {
  .device-guides-grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================================
   DEDICATED POLICY & CONTACT PAGES STYLES
   ======================================================== */
.policy-page-wrapper {
  max-width: 920px;
  margin: 40px auto 80px auto;
  padding: 0 20px;
  position: relative;
  z-index: 10;
  width: 100%;
}

.policy-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.policy-breadcrumbs a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.policy-breadcrumbs a:hover {
  color: var(--primary-red);
}

.policy-breadcrumbs span {
  color: var(--text-muted);
}

.policy-page-header {
  margin-bottom: 36px;
  text-align: left;
}

.policy-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 0, 55, 0.08);
  color: var(--primary-red);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
  border: 1px solid rgba(255, 0, 55, 0.15);
}

.policy-main-title {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 12px;
}

.policy-meta-info {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.88rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.policy-nav-tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 12px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--border-subtle);
}

.policy-tab-link {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.policy-tab-link:hover {
  border-color: #cbd5e1;
  color: var(--primary-red);
}

.policy-tab-link.active {
  background: var(--primary-gradient);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 3px 10px rgba(255, 0, 55, 0.25);
}

.policy-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  line-height: 1.75;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.policy-card h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 32px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #f1f5f9;
  display: flex;
  align-items: center;
  gap: 10px;
}

.policy-card h2:first-of-type {
  margin-top: 0;
}

.policy-card p {
  margin-bottom: 16px;
}

.policy-card ul, .policy-card ol {
  padding-left: 24px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.policy-card li strong {
  color: var(--text-primary);
}

.policy-highlight-box {
  background: #fff1f2;
  border-left: 4px solid var(--primary-red);
  padding: 16px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  color: #881337;
  font-size: 0.92rem;
}

.policy-info-box {
  background: #f0f9ff;
  border-left: 4px solid #0284c7;
  padding: 16px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  color: #0369a1;
  font-size: 0.92rem;
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 32px;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 0, 55, 0.1);
  color: var(--primary-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 14px;
}

.contact-detail-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.contact-detail-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.contact-detail-link {
  color: var(--primary-red);
  font-weight: 600;
  text-decoration: none;
}

.contact-detail-link:hover {
  text-decoration: underline;
}

/* Form Styling */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: #ffffff;
  transition: all 0.2s ease;
  outline: none;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary-red);
  box-shadow: 0 0 0 4px rgba(255, 0, 55, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit-contact {
  width: 100%;
  padding: 14px;
  background: var(--primary-gradient);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(255, 0, 55, 0.3);
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-submit-contact:hover {
  opacity: 0.95;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 0, 55, 0.4);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .policy-card {
    padding: 24px 20px;
  }
  .policy-main-title {
    font-size: 1.75rem;
  }
}