/* ============================================================
   RUBBER GASKETS - Vertex Rubber India | pages.css
   Inner page styles: Product pages, Tables, Downloads, FAQ,
   Blog, Contact, Quote, Size Chart, Measurement Guide
   ============================================================ */

/* ----- Product / Material Page Layout ----- */
.material-hero {
  padding: 8rem 2rem 4rem;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.material-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255,107,0,0.06), transparent 60%);
  pointer-events: none;
}

.material-hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.material-hero-text h1 {
  margin-bottom: 1rem;
}

.material-hero-text p {
  color: var(--text-light-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.material-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.material-hero-img {
  width: 100%;
  max-width: 360px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Material Properties Bar */
.material-props {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.material-prop {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.8rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-md);
  min-width: 100px;
}

.material-prop-value {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--secondary);
}

.material-prop-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.2rem;
}

/* Temperature Chart */
.temp-chart {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
}

.temp-bar {
  flex: 1;
  height: 12px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  position: relative;
  overflow: hidden;
}

.temp-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--accent), var(--secondary), #ff4444);
  position: relative;
}

.temp-bar-marker {
  position: absolute;
  top: -8px;
  width: 2px;
  height: 28px;
  background: var(--white);
}

.temp-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

/* Chemical Compatibility */
.compat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.6rem;
}

.compat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.compat-item span:first-child {
  color: var(--text-primary);
}

.compat-rating {
  font-weight: 600;
  font-size: 0.8rem;
}

.compat-rating.excellent { color: #2ecc71; }
.compat-rating.good { color: #f1c40f; }
.compat-rating.fair { color: #e67e22; }
.compat-rating.poor { color: #e74c3c; }

/* Available Sizes Table */
.sizes-section {
  overflow-x: auto;
}

/* ----- Size Chart Page ----- */
.size-chart-controls {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 1.5rem;
}

.size-chart-controls .search-bar {
  flex: 1;
  min-width: 250px;
}

.size-chart-controls .filter-group {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.size-chart-controls select {
  padding: 0.6rem 1rem;
  background: var(--bg-card);
  border: 1.5px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  outline: none;
}

.size-chart-controls select:focus {
  border-color: var(--secondary);
}

.chart-actions {
  display: flex;
  gap: 0.8rem;
  justify-content: flex-end;
  margin-top: 1rem;
}

/* ----- Measurement Guide ----- */
.measure-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.measure-step {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: all var(--transition-base);
}

.measure-step:hover {
  border-color: rgba(255,107,0,0.15);
  transform: translateY(-3px);
}

.measure-step-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(255,107,0,0.1);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.measure-step h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.measure-step p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.measure-step img {
  width: 100%;
  max-width: 200px;
  margin: 1rem auto 0;
  border-radius: var(--radius-md);
}

/* ----- Applications Page ----- */
.application-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  transition: all var(--transition-base);
}

.application-detail:hover {
  border-color: rgba(255,107,0,0.1);
}

.application-detail:nth-child(even) {
  direction: rtl;
}

.application-detail:nth-child(even) > * {
  direction: ltr;
}

.application-detail-text h3 {
  margin-bottom: 0.8rem;
}

.application-detail-text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.application-detail-text ul {
  list-style: none;
}

.application-detail-text ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.application-detail-text ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: 700;
}

.application-detail-img {
  display: flex;
  align-items: center;
  justify-content: center;
}

.application-detail-img i {
  font-size: 4rem;
  color: var(--secondary);
  opacity: 0.6;
}

/* ----- Industries Page ----- */
.industry-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.industry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(255,107,0,0.15);
}

.industry-card-header {
  padding: 2rem 2rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.industry-card-header i {
  font-size: 2rem;
  color: var(--secondary);
}

.industry-card-header h3 {
  font-size: 1.15rem;
}

.industry-card-body {
  padding: 0 2rem 1.5rem;
}

.industry-card-body p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.8rem;
}

.industry-card-body .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.industry-card-body .tag {
  padding: 0.2rem 0.7rem;
  background: var(--secondary-light);
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-full);
}

/* ----- Manufacturing Process Page ----- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.process-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  position: relative;
  transition: all var(--transition-base);
}

.process-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(255,107,0,0.15);
}

.process-card-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(255,107,0,0.08);
  line-height: 1;
}

.process-card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--secondary-light);
  border-radius: var(--radius-full);
  font-size: 1.5rem;
  color: var(--secondary);
}

.process-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.process-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ----- Request Quote Page ----- */
.quote-form-container {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.quote-form-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.quote-form-card h2 {
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-file-upload {
  position: relative;
}

.form-file-upload input[type="file"] {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  top: 0;
  left: 0;
}

.file-upload-area {
  padding: 2rem;
  border: 2px dashed rgba(255,107,0,0.2);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.file-upload-area:hover {
  border-color: var(--secondary);
  background: var(--secondary-light);
}

.file-upload-area i {
  font-size: 2rem;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.file-upload-area p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.quote-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.quote-info-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.quote-info-card h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--secondary);
}

.quote-info-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

.quote-info-card .contact-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.quote-info-card .contact-item i {
  width: 20px;
  color: var(--secondary);
}

/* ----- FAQ Page ----- */
.faq-categories {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.faq-category {
  padding: 0.5rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.faq-category:hover,
.faq-category.active {
  background: var(--secondary-light);
  border-color: var(--secondary);
  color: var(--secondary);
}

/* ----- Blog / Resource List ----- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.blog-card-img {
  height: 200px;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.blog-card-img i {
  font-size: 3rem;
  color: var(--text-muted);
  opacity: 0.3;
}

.blog-card-body {
  padding: 1.5rem;
}

.blog-card-body .blog-tag {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  background: var(--secondary-light);
  color: var(--secondary);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 0.6rem;
}

.blog-card-body h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.blog-card-body p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.blog-card-body .blog-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ----- Downloads Section ----- */
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.download-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.download-item:hover {
  border-color: rgba(255,107,0,0.15);
  background: var(--bg-card-hover);
}

.download-item i:first-child {
  font-size: 2rem;
  color: var(--secondary);
}

.download-item-info {
  flex: 1;
}

.download-item-info h4 {
  font-size: 0.95rem;
  margin-bottom: 0.15rem;
}

.download-item-info span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.download-item .download-btn {
  flex-shrink: 0;
}

/* ----- 404 Page ----- */
.error-page {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 2rem;
}

.error-page h1 {
  font-size: 8rem;
  font-weight: 900;
  color: rgba(255,107,0,0.1);
  line-height: 1;
  margin-bottom: 1rem;
}

.error-page h2 {
  margin-bottom: 1rem;
}

.error-page p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* ----- Responsive Pages ----- */
@media (max-width: 1024px) {
  .material-hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .material-hero-visual {
    display: none;
  }

  .material-props {
    justify-content: center;
  }

  .application-detail {
    grid-template-columns: 1fr;
  }

  .application-detail:nth-child(even) {
    direction: ltr;
  }

  .quote-form-container {
    grid-template-columns: 1fr;
  }

  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    flex-direction: row;
    padding-left: 3rem;
  }

  .timeline-content {
    width: 100%;
  }

  .timeline::before {
    left: 1rem;
  }

  .timeline-dot {
    left: 1rem;
  }
}

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

  .material-hero {
    padding: 6rem 1.2rem 3rem;
  }

  .page-hero {
    padding: 5rem 1.2rem 3rem;
  }

  .error-page h1 {
    font-size: 5rem;
  }

  .size-chart-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .temp-chart {
    flex-direction: column;
    align-items: stretch;
  }
}