/* ================================================================
   HOME SECTION — Trade & Metal section homepages
   ================================================================ */

/* Page offset for fixed header + topbar */
main {
  padding-top: calc(var(--header-height) + var(--topbar-height));
}

/* ── HERO ── */
.section-hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.section-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 8s ease;
}

.section-hero:hover .section-hero__bg {
  transform: scale(1.04);
}

/* Trade hero bg */
.section-hero--trade .section-hero__bg {
  background-color: #081522;
  background-image:
    radial-gradient(ellipse at 20% 80%, rgba(74, 127, 165, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(74, 127, 165, 0.1) 0%, transparent 50%),
    linear-gradient(160deg, #0c1e30 0%, #050e18 100%);
}

/* Metal hero bg */
.section-hero--metal .section-hero__bg {
  background-color: #0a0a0a;
  background-image:
    radial-gradient(ellipse at 80% 80%, rgba(160, 160, 160, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse at 20% 20%, rgba(120, 120, 120, 0.07) 0%, transparent 50%),
    linear-gradient(160deg, #141414 0%, #060606 100%);
}

.section-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.6) 0%,
    rgba(0, 0, 0, 0.2) 60%,
    transparent 100%
  );
}

.section-hero__content {
  position: relative;
  z-index: 10;
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  max-width: 680px;
}

.section-hero__label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--chrome);
  margin-bottom: var(--space-lg);
  padding: 4px 16px;
  border: 1px solid var(--border-chrome);
  border-radius: var(--radius-full);
  opacity: 0;
  animation: fadeSlideUp 0.7s ease 0.2s forwards;
}

.section-hero--trade .section-hero__label {
  color: var(--accent-trade-light);
  border-color: var(--accent-trade);
}

.section-hero__title {
  font-size: clamp(2.2rem, 5vw, var(--font-size-4xl));
  font-weight: 800;
  letter-spacing: 0.03em;
  line-height: 1.15;
  margin-bottom: var(--space-xl);
  color: var(--text-primary);
  opacity: 0;
  animation: fadeSlideUp 0.7s ease 0.35s forwards;
}

.section-hero__desc {
  font-size: var(--font-size-md);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  opacity: 0;
  animation: fadeSlideUp 0.7s ease 0.5s forwards;
}

.section-hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeSlideUp 0.7s ease 0.65s forwards;
}

.section-hero__scroll-hint {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.section-hero__scroll-hint span {
  display: block;
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--chrome), transparent);
  animation: scrollHint 1.8s ease-in-out infinite;
}

@keyframes scrollHint {
  0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  60% { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── FEATURES ── */
.section-features {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--chrome-gradient);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: left;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-chrome);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(200, 200, 200, 0.06);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--chrome);
  margin-bottom: var(--space-lg);
  transition: all var(--transition-base);
}

.section-hero--trade ~ * .feature-card__icon,
body[data-brand="trade"] .feature-card__icon {
  color: var(--accent-trade-light);
  background: rgba(74, 127, 165, 0.06);
}

.feature-card:hover .feature-card__icon {
  border-color: var(--border-chrome);
  background: rgba(200, 200, 200, 0.1);
}

.feature-card__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.feature-card__desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.7;
}

/* ── FEATURED PRODUCTS ── */
.section-featured {
  background: var(--bg-primary);
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.featured-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.featured-card:hover {
  border-color: var(--border-chrome);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.featured-card__img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-slow);
}

.featured-card:hover .featured-card__img {
  transform: scale(1.04);
}

/* Trade card image placeholders */
.featured-card__img--1 {
  background: url('../images/trade/gida-kati.jpg') center/cover no-repeat;
}
.featured-card__img--2 {
  background: linear-gradient(135deg, #1a1a2e 0%, #2e2e4a 100%);
}
.featured-card__img--3 {
  background: url('../images/trade/yarim-paslanmaz.jpg') center/cover no-repeat;
}

/* Metal card image placeholders */
.featured-card__img--m1 {
  background: url('../images/metal/sy-profil.jpg') center/cover no-repeat;
}
.featured-card__img--m2 {
  background: url('../images/metal/ps-levha.jpg') center/cover no-repeat;
}
.featured-card__img--m3 {
  background: url('../images/metal/al-levha.jpg') center/cover no-repeat;
}
.featured-card__img--m4 {
  background: url('../images/metal/ps-dekoratif.jpg') center/cover no-repeat;
}

.featured-card__body {
  padding: var(--space-xl);
}

.featured-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.featured-card__desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.featured-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--chrome);
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.featured-card__link:hover {
  gap: 10px;
  color: var(--chrome-light);
}

.section-featured__cta {
  text-align: center;
}

/* ── CTA BAND ── */
.section-cta {
  border-top: 1px solid var(--border-subtle);
}

.section-cta--trade {
  background: linear-gradient(135deg, #061220 0%, #0a1d30 50%, #061220 100%);
}

.section-cta--metal {
  background: linear-gradient(135deg, #0d0d0d 0%, #161616 50%, #0d0d0d 100%);
}

.section-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.section-cta__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.section-cta__desc {
  font-size: var(--font-size-base);
  color: var(--text-muted);
}

/* ================================================================
   STATS COUNTER BAND
   ================================================================ */

.section-stats {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stats-item {
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  position: relative;
}

.stats-item + .stats-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 25%;
  height: 50%;
  width: 1px;
  background: var(--border-subtle);
}

.stats-item__number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: var(--space-sm);
  background: var(--chrome-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stats-item__label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ================================================================
   PROCESS STEPS
   ================================================================ */

.section-process {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-subtle);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  position: relative;
  gap: 0;
}

/* Connecting line */
.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(10% + 18px);
  right: calc(10% + 18px);
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-chrome), transparent);
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 var(--space-md);
  position: relative;
  z-index: 1;
}

.process-step__number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--chrome);
  margin-bottom: var(--space-lg);
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.process-step:hover .process-step__number {
  background: var(--bg-card-hover);
  border-color: var(--border-chrome);
  box-shadow: 0 0 24px rgba(200, 200, 200, 0.12);
}

body[data-brand="trade"] .process-step__number {
  color: var(--accent-trade-light);
}

.process-step__icon {
  color: var(--chrome);
  margin-bottom: var(--space-md);
}

body[data-brand="trade"] .process-step__icon {
  color: var(--accent-trade-light);
}

.process-step__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.process-step__desc {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  line-height: 1.65;
}

/* ================================================================
   INDUSTRIES GRID
   ================================================================ */

.section-industries {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.industry-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.industry-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-chrome);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.industry-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(200, 200, 200, 0.06);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--chrome);
  transition: all var(--transition-base);
}

body[data-brand="trade"] .industry-card__icon {
  color: var(--accent-trade-light);
  background: rgba(74, 127, 165, 0.06);
  border-color: rgba(74, 127, 165, 0.2);
}

.industry-card:hover .industry-card__icon {
  border-color: var(--border-chrome);
  background: rgba(200, 200, 200, 0.1);
}

.industry-card__content {}

.industry-card__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.industry-card__desc {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }

  .process-steps::before {
    display: none;
  }

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

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

  .stats-item + .stats-item::before {
    display: none;
  }

  .stats-item:nth-child(odd)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 25%;
    height: 50%;
    width: 1px;
    background: var(--border-subtle);
  }
}

@media (max-width: 768px) {
  .section-hero {
    min-height: 80vh;
  }

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

  .section-cta__inner {
    flex-direction: column;
    text-align: center;
  }

  .process-steps {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .process-step {
    flex-direction: row;
    text-align: left;
    gap: var(--space-lg);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .process-step:last-child {
    border-bottom: none;
  }

  .process-step__number {
    margin-bottom: 0;
  }

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

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