/* ═══════════════════════════════════════════════════════════
   HOME.CSS — ITG
   Hero · About Strip · Categories Section
═══════════════════════════════════════════════════════════ */

/* ══ HERO ═══════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--navbar-h);
}

.hero__bg-image {
  position: absolute;
  inset: 0;
  background-image: url('../assets/images/hero-bg.jpg');
  background-size: cover;
  background-position: center 30%;
  transform: scale(1.05);
  transition: transform 8s ease;
  /* Fallback gradient if no image */
  background-color: #0a1628;
}

.hero:hover .hero__bg-image { transform: scale(1.0); }

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom,
      rgba(14,14,14,0.3) 0%,
      rgba(14,14,14,0.1) 40%,
      rgba(14,14,14,0.65) 80%,
      rgba(14,14,14,1) 100%
    );
  z-index: 1;
}

/* Grain texture overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: var(--container-max);
  width: 100%;
  padding-inline: var(--container-pad);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
}

.hero__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-gold);
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.1s forwards;
}

.hero__heading {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  color: var(--clr-text-primary);
  line-height: 1.05;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease-out) 0.25s forwards;
  max-width: 680px;
}

.hero__heading em {
  font-style: italic;
  color: var(--clr-gold-light);
}

.hero__tagline {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: rgba(240,237,232,0.7);
  line-height: 1.7;
  max-width: 480px;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease-out) 0.4s forwards;
}

/* Hero search */
.hero__search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  max-width: 520px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.35rem 0.35rem 1rem;
  backdrop-filter: blur(12px);
  transition: border-color var(--transition), box-shadow var(--transition);
  opacity: 0;
  animation: fadeUp 0.9s var(--ease-out) 0.55s forwards;
}

.hero__search:focus-within {
  border-color: var(--clr-gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.12);
}

.hero__search-wrapper {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex: 1;
  min-width: 0;
}

.hero__search-icon {
  color: rgba(255,255,255,0.4);
  flex-shrink: 0;
  display: flex;
}

.hero__search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--clr-text-primary);
  font-size: 0.95rem;
  padding: 0.4rem 0;
}

.hero__search-input::placeholder { color: rgba(255,255,255,0.35); }

.hero__search-btn {
  flex-shrink: 0;
  padding: 0.6rem 1.3rem;
  background: var(--clr-gold);
  color: #000;
  border: none;
  border-radius: calc(var(--radius-sm) - 2px);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
}

.hero__search-btn:hover {
  background: var(--clr-gold-light);
  box-shadow: var(--glow-gold);
}

/* Hero CTA */
.hero__explore-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(240,237,232,0.6);
  transition: color var(--transition), gap var(--transition);
  text-decoration: none;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease-out) 0.7s forwards;
}

.hero__explore-btn:hover {
  color: var(--clr-gold);
  gap: 0.85rem;
}

.hero__explore-btn-arrow { font-size: 1rem; }

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0;
  animation: fadeIn 1s ease 1.2s forwards;
}

.hero__scroll-line {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--clr-gold));
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero__scroll-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(201,168,76,0.5);
}

/* Hero stats strip */
.hero__stats {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 3;
  padding: var(--space-md) var(--container-pad);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(14,14,14,0.5);
  backdrop-filter: blur(10px);
  max-width: 100%;
  overflow: hidden;
}

.hero__stat {
  text-align: right;
}

.hero__stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--clr-gold);
  line-height: 1;
}

.hero__stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}

/* ══ ABOUT STRIP ════════════════════════════════════════════ */
.about-strip {
  padding: var(--space-2xl) 0;
  background: var(--clr-bg);
}

.about-strip__container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.about-strip__header {
  margin-bottom: var(--space-xl);
  max-width: 560px;
}

.about-strip__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 600;
  color: var(--clr-text-primary);
  margin-bottom: var(--space-sm);
}

.about-strip__subtext {
  font-size: 1rem;
  color: var(--clr-text-secondary);
  line-height: 1.7;
}

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

/* ══ CATEGORIES ═════════════════════════════════════════════ */
.categories {
  padding: var(--space-2xl) 0;
  background: var(--clr-bg);
}

.categories__container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.categories__header {
  margin-bottom: var(--space-xl);
  display: flex;
  flex-direction: column;
}

.categories__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 600;
  color: var(--clr-text-primary);
  margin-bottom: var(--space-sm);
}

.categories__subtext {
  font-size: 1rem;
  color: var(--clr-text-secondary);
  max-width: 480px;
  line-height: 1.7;
}

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

.categories__footer {
  margin-top: var(--space-lg);
  display: flex;
  justify-content: center;
}

.categories__see-all {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--transition), gap var(--transition);
  text-decoration: none;
}

.categories__see-all:hover {
  color: var(--clr-gold);
  gap: 0.85rem;
}

/* ══ RESPONSIVE — HOME ══════════════════════════════════════ */
@media (max-width: 960px) {
  .categories__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero__stats { gap: var(--space-lg); }
}

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

  .hero__content { align-items: flex-start; }

  .hero__search { max-width: 100%; }

  .hero__stats {
    justify-content: space-around;
    gap: var(--space-md);
  }
}

@media (max-width: 600px) {
  .categories__grid { grid-template-columns: 1fr 1fr; }
  .category-card { aspect-ratio: 1/1.2; }
}

@media (max-width: 400px) {
  .categories__grid { grid-template-columns: 1fr; }
  .category-card { aspect-ratio: 4/3; }
}