:root {
  --bg: #050505;
  --white: #f7f7f7;
  --muted: #b8b8b8;
  --hot: #ff005c;
  --line: rgba(255, 255, 255, 0.14);
  --spacing: 2rem;
}

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

body {
  font-family: 'Inter', 'Arial Black', system-ui, sans-serif;
  line-height: 1.6;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 18%, rgba(255, 0, 92, 0.18), transparent 28%),
    radial-gradient(circle at 18% 82%, rgba(255, 255, 255, 0.07), transparent 26%),
    linear-gradient(135deg, #050505 0%, #0b0b0b 100%);
  overflow-x: hidden;
}

.site-container {
  width: min(100% - 32px, 1200px);
  margin-inline: auto;
}

/* HERO SLIDER */
.slider {
  position: relative;
  width: 100%;
  height: clamp(360px, 56vw, 560px);
  overflow: hidden;
  margin: 36px 0 var(--spacing);
  border-radius: 28px;
  background: #111;
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow:
    22px 22px 0 var(--hot-soft),
    0 35px 90px rgba(0,0,0,0.65);
}

.slides img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  filter: grayscale(0.15) contrast(1.08);
  transition: opacity 0.8s ease-in-out, transform 1.2s ease;
}

.slides img.active {
  opacity: 1;
  transform: scale(1.02);
}

.slider::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(0,0,0,0.5), transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(255,0,92,0.2), transparent 30%);
  pointer-events: none;
  z-index: 2;
}

.prev,
.next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;

  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);

  color: #fff;
  background: rgba(5,5,5,0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);

  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 900;
  transition: 0.3s ease;
}

.prev:hover,
.next:hover {
  background: rgba(255, 0, 92, 0.22);
  border-color: rgba(255, 0, 92, 0.65);
  transform: translateY(-50%) scale(1.08);
}

.prev { left: 22px; }
.next { right: 22px; }

/* SECTIONS */
.section {
  padding: clamp(3rem, 7vw, 6rem) 0;
  position: relative;
}

.section-title {
  text-align: center;
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: 0.88;
  font-weight: 950;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
  text-transform: uppercase;
  letter-spacing: -0.07em;
  text-shadow: 0 12px 40px rgba(0,0,0,0.55);
}

.section-title::after {
  content: "";
  display: block;
  width: 78px;
  height: 5px;
  margin: 22px auto 0;
  background: var(--hot);
  border-radius: 999px;
  box-shadow: 0 0 28px rgba(255,0,92,0.45);
}

/* COLLECTION GRID */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.2rem, 3vw, 2rem);
}

.collection-card {
  position: relative;
  overflow: hidden;
  text-align: center;
  border-radius: 24px;

  background:
    linear-gradient(135deg, rgba(255,255,255,0.09), rgba(255,255,255,0.025)),
    rgba(255,255,255,0.04);

  border: 1px solid rgba(255,255,255,0.14);
  box-shadow:
    0 20px 60px rgba(0,0,0,0.35),
    inset 0 1px 0 rgba(255,255,255,0.12);

  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.collection-card:hover {
  transform: translateY(-10px) rotate(-1deg);
  border-color: rgba(255, 0, 92, 0.5);
  box-shadow:
    14px 14px 0 var(--hot-soft),
    0 28px 80px rgba(0,0,0,0.5);
}

.collection-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
  filter: grayscale(0.35) contrast(1.12);
  transition: 0.45s ease;
}

.collection-card:hover img {
  filter: grayscale(0) contrast(1.08);
  transform: scale(1.04);
}

.collection-card h3 {
  padding: 1.35rem;
  font-size: 0.9rem;
  font-weight: 950;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
}

/* DARK SECTION */
.dark-section {
  position: relative;
  width: 100%;
  padding: clamp(4rem, 8vw, 6rem) 0;
  background:
    radial-gradient(circle at 85% 20%, rgba(255,0,92,0.18), transparent 28%),
    linear-gradient(135deg, #050505, #101010);
  border-block: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
}

.dark-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
  background-size: 100% 4px, auto;
  opacity: 0.2;
  pointer-events: none;
}



.light-text {
  color: var(--white);
}

/* MOBILE */
@media (max-width: 600px) {
  .site-container {
    width: min(100% - 24px, 1200px);
  }

  .slider {
    height: 420px;
    border-radius: 22px;
    box-shadow:
      12px 12px 0 var(--hot-soft),
      0 24px 70px rgba(0,0,0,0.65);
  }

  .prev,
  .next {
    width: 44px;
    height: 44px;
  }

  .prev { left: 12px; }
  .next { right: 12px; }

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