/* =========================================================================
   VIDEO CONVERTER PAGE STYLES - VIDDOW.COM
   ========================================================================= */

.convert-section {
  padding: 60px 0;
}

.convert-top-ad {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.convert-card {
  max-width: 860px;
  width: 100%;
  margin: 0 auto 30px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.convert-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-select,
.form-input {
  width: 100%;
  background: #111622;
  border: 1px solid var(--border-color);
  color: #ffffff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}

.form-select:focus,
.form-input:focus {
  border-color: var(--border-focus);
}

@media (max-width: 768px) {
  .convert-options {
    grid-template-columns: 1fr;
  }
}

/* =========================================================================
   GEO DEFINITION CARD (Structured Citation Engine)
   ========================================================================= */
.geo-definition-card {
  max-width: 760px;
  margin: 0 auto 24px;
  background: rgba(13, 17, 26, 0.7);
  border: 1px solid rgba(249, 115, 22, 0.25);
  border-left: 4px solid var(--accent-orange);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.geo-def-icon {
  color: var(--accent-orange);
  flex-shrink: 0;
  margin-top: 2px;
}

.geo-def-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.geo-def-text strong {
  color: #ffffff;
}

/* =========================================================================
   COMMON SECTION HEADINGS & INTROS
   ========================================================================= */
.home-compare-section {
  margin-top: 48px;
  padding: 36px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.home-section-desc {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.65;
  text-align: center;
  max-width: 780px;
  margin: -12px auto 28px;
}

/* =========================================================================
   DESKTOP COMPARISON TABLE
   ========================================================================= */
.compare-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
  background: rgba(10, 13, 20, 0.55);
}

.compare-table th,
.compare-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.compare-table th {
  background: rgba(255, 255, 255, 0.03);
  font-weight: 700;
  font-size: 14px;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}

.compare-table th.viddow-col,
.compare-table td.viddow-col {
  background: rgba(249, 115, 22, 0.05);
  border-left: 1px solid rgba(249, 115, 22, 0.2);
  border-right: 1px solid rgba(249, 115, 22, 0.2);
  color: #ffffff;
  font-weight: 600;
}

.compare-table th.viddow-col {
  color: var(--accent-orange);
}

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

.table-badge-yes {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #10b981;
  font-weight: 600;
}

.table-badge-no {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #ef4444;
}

/* =========================================================================
   RESPONSIVE COMPARISON MATRIX ON MOBILE & TABLET (CARDS LAYOUT)
   ========================================================================= */
@media (max-width: 768px) {
  .home-compare-section {
    padding: 24px 14px;
    margin-top: 36px;
    border-radius: var(--radius-md);
  }

  .home-section-desc {
    font-size: 13.5px;
    margin-bottom: 20px;
    text-align: left;
  }

  .compare-table-wrap {
    border: none;
    border-radius: 0;
    overflow: visible;
    background: transparent;
  }

  .compare-table {
    display: block;
    width: 100%;
    background: transparent;
    border: none;
  }

  .compare-table thead {
    display: none;
  }

  .compare-table tbody {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .compare-table tr {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "feature feature"
      "traditional viddow";
    background: rgba(13, 17, 26, 0.75);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    gap: 8px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  }

  /* Feature Title (Hàng trên cùng của Card) */
  .compare-table td:nth-child(1) {
    grid-area: feature;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 0 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 13.5px;
    font-weight: 700;
    color: #ffffff;
    background: transparent;
  }

  /* Traditional Converter (Cột trái) */
  .compare-table td:nth-child(2) {
    grid-area: traditional;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 4px;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    padding: 10px;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.45;
  }

  .compare-table td:nth-child(2)::before {
    content: "Cloud Converters";
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: var(--text-muted);
    opacity: 0.75;
  }

  /* Viddow Converter (Cột phải nổi bật) */
  .compare-table td:nth-child(3) {
    grid-area: viddow;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 4px;
    background: rgba(249, 115, 22, 0.07);
    border: 1px solid rgba(249, 115, 22, 0.35);
    border-radius: var(--radius-sm);
    padding: 10px;
    font-size: 12px;
    color: #ffffff;
    font-weight: 600;
    line-height: 1.45;
  }

  .compare-table td:nth-child(3)::before {
    content: "Viddow";
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: var(--accent-orange);
  }

  .compare-table td.viddow-col {
    border-left: 1px solid rgba(249, 115, 22, 0.35);
    border-right: 1px solid rgba(249, 115, 22, 0.35);
  }

  .table-badge-yes {
    font-size: 12px;
    line-height: 1.45;
  }
}

@media (max-width: 380px) {
  .compare-table tr {
    grid-template-columns: 1fr;
    grid-template-areas:
      "feature"
      "viddow"
      "traditional";
    gap: 8px;
  }
}

/* =========================================================================
   SUPPORTED FORMATS DIRECTORY SHOWCASE
   ========================================================================= */
.formats-showcase-section {
  margin-top: 48px;
  padding: 36px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.formats-category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}

.format-category-card {
  background: rgba(10, 13, 20, 0.55);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
}

.format-cat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.format-cat-title {
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.format-badges-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.format-badge-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, background 0.2s;
}

.format-badge-item:hover {
  background: rgba(249, 115, 22, 0.04);
  border-color: rgba(249, 115, 22, 0.25);
}

.badge-code {
  display: inline-block;
  padding: 3px 8px;
  background: rgba(249, 115, 22, 0.15);
  border: 1px solid rgba(249, 115, 22, 0.35);
  color: var(--accent-orange);
  font-size: 12px;
  font-weight: 700;
  border-radius: 4px;
  min-width: 52px;
  text-align: center;
  text-transform: uppercase;
}

.badge-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

@media (max-width: 768px) {
  .formats-showcase-section {
    padding: 24px 14px;
    margin-top: 36px;
  }

  .formats-category-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .format-category-card {
    padding: 16px 14px;
  }

  .format-badge-item {
    padding: 8px 10px;
  }

  .badge-desc {
    font-size: 12px;
  }
}

/* =========================================================================
   ECOSYSTEM TOOLS GRID (Internal Linking)
   ========================================================================= */
.ecosystem-section {
  margin-top: 48px;
  padding: 36px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.ecosystem-card {
  display: flex;
  flex-direction: column;
  background: rgba(10, 13, 20, 0.55);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease, box-shadow 0.25s ease;
}

.ecosystem-card:hover {
  transform: translateY(-3px);
  border-color: rgba(249, 115, 22, 0.4);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
}

.eco-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.eco-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.eco-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
  flex-grow: 1;
}

.eco-action {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-orange);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

@media (max-width: 900px) {
  .ecosystem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .ecosystem-section {
    padding: 24px 14px;
    margin-top: 36px;
  }
}