:root {
  --black: #000000;
  --lime: #C8FF00;
  --off-white: #F2F2F2;
  --gray: #888888;
  --border: 1px solid var(--off-white);
  --font-display: 'Bebas Neue', Impact, sans-serif;
  --font-mono: 'Space Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--off-white);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.45;
}

img {
  max-width: 100%;
  display: block;
}

button,
a,
input {
  color: inherit;
  font-family: inherit;
}

button,
input {
  border-radius: 0;
}

button {
  cursor: pointer;
  background: transparent;
  border: var(--border);
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  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='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  opacity: 0.5;
}

.top-bar {
  padding: 0.5rem 1rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: var(--border);
  background: var(--black);
}

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--off-white);
  color: var(--black);
}

.logo {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--black);
  text-decoration: none;
}

.site-header nav {
  display: none;
  gap: 1.25rem;
}

.site-header nav a {
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--black);
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

.site-header nav a:hover {
  border-bottom-color: var(--black);
}

.cart-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
  border: 1px solid var(--black);
  background: transparent;
  color: var(--black);
  transition: background 0.15s ease, color 0.15s ease;
}

.cart-toggle:hover {
  background: var(--lime);
  color: var(--black);
  border-color: var(--lime);
}

.cart-icon {
  width: 1.1rem;
  height: 1.1rem;
}

.cart-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  padding: 0 0.25rem;
  background: var(--lime);
  color: var(--black);
  font-size: 0.75rem;
}

.site-header.scrolled {
  background: var(--black);
  color: var(--off-white);
  border-bottom: var(--border);
}

.site-header.scrolled .logo {
  color: var(--lime);
}

.site-header.scrolled nav a {
  color: var(--off-white);
}

.site-header.scrolled nav a:hover {
  border-bottom-color: var(--lime);
}

.site-header.scrolled .cart-toggle {
  border-color: var(--off-white);
  color: var(--off-white);
}

/* ── Hero Split ── */
.hero-split {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
  padding-bottom: 6rem;
  background: var(--off-white);
  color: var(--black);
  overflow: hidden;
}

.hero-text-left,
.hero-text-right {
  font-family: var(--font-display);
  font-size: 22vw;
  line-height: 0.82;
  text-transform: uppercase;
  text-align: center;
  padding: 0 1rem;
}

.hero-text-left {
  padding-top: 5rem;
  align-self: end;
}

.hero-text-right {
  align-self: start;
}

.hero-model {
  width: 100%;
  height: 55vh;
  min-height: 20rem;
  overflow: hidden;
}

.hero-model img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.hero-tagline {
  padding: 1.5rem 1rem 2rem;
  max-width: 320px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--black);
}

.hero-cta {
  display: inline-block;
  margin-top: 1rem;
  padding: 1rem 2.5rem;
  border-radius: 999px;
  background: var(--black);
  color: var(--off-white);
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.hero-cta:hover {
  background: var(--lime);
  color: var(--black);
}

.play-btn {
  position: absolute;
  bottom: 3rem;
  right: 1.5rem;
  z-index: 3;
  display: inline-grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  border: 2px solid var(--black);
  background: transparent;
  color: var(--black);
}

.play-btn:hover,
.play-btn.playing {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--black);
}

.play-triangle {
  width: 0;
  height: 0;
  margin-left: 0.25rem;
  border-left: 1rem solid currentColor;
  border-top: 0.6rem solid transparent;
  border-bottom: 0.6rem solid transparent;
}

.play-btn.playing .play-triangle {
  width: 1rem;
  height: 1rem;
  margin-left: 0;
  border: 0;
  background: currentColor;
}

/* ── New Collection ── */
.new-collection {
  background: var(--black);
}

.section-title {
  margin: 0;
  padding: 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 10vw, 6rem);
  line-height: 0.9;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border-bottom: var(--border);
  color: var(--off-white);
}

/* ── Product Grid ── */
.product-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.product-card {
  padding: 1rem;
  border-bottom: var(--border);
}

.product-image {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: var(--border);
  background: #111;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1);
}

.product-meta {
  margin-top: 1rem;
  display: grid;
  gap: 0.5rem;
}

.product-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.9rem;
  line-height: 1;
  text-transform: uppercase;
}

.product-price {
  margin: 0;
  font-weight: 700;
  color: var(--lime);
}

.size-picker {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.size-picker label {
  cursor: pointer;
}

.size-picker input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.size-picker span {
  display: block;
  min-width: 2.25rem;
  padding: 0.35rem 0.5rem;
  border: var(--border);
  text-align: center;
  font-weight: 700;
}

.size-picker input:checked + span {
  background: var(--lime);
  color: var(--black);
}

.size-picker input:focus-visible + span {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.add-to-cart {
  margin-top: 1rem;
  width: 100%;
  padding: 0.75rem;
  border: var(--border);
  background: transparent;
  color: var(--off-white);
  font-weight: 700;
  text-transform: uppercase;
  transition: background 0.15s ease, color 0.15s ease;
}

.add-to-cart:hover {
  background: var(--off-white);
  color: var(--black);
}

/* ── Brand Statement ── */
.brand-statement {
  padding: 4rem 1rem;
  background: var(--black);
  border-top: var(--border);
  border-bottom: var(--border);
}

.brand-statement p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 7rem);
  line-height: 0.92;
  color: var(--off-white);
  text-transform: uppercase;
}

/* ── Gallery ── */
.gallery {
  background: var(--black);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.gallery-item {
  overflow: hidden;
  border-bottom: var(--border);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1);
}

/* ── Lookbook ── */
.lookbook {
  background: var(--black);
}

.lookbook-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.lookbook-item {
  margin: 0;
  height: 60vh;
  min-height: 24rem;
  overflow: hidden;
  border-bottom: var(--border);
}

.lookbook-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1);
}

/* ── Newsletter ── */
.newsletter {
  padding: 1rem;
  border-top: var(--border);
  border-bottom: var(--border);
}

.newsletter h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 4.5rem);
  line-height: 0.95;
  color: var(--off-white);
}

.signup {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.signup label {
  font-weight: 700;
  letter-spacing: 0.05em;
}

.signup input {
  padding: 0.75rem;
  border: var(--border);
  background: var(--black);
  color: var(--off-white);
}

.signup button {
  padding: 0.75rem 1.25rem;
  background: var(--lime);
  color: var(--black);
  font-weight: 700;
  border: none;
  transition: background 0.15s ease;
}

.signup button:hover {
  background: var(--off-white);
}

/* ── Footer ── */
.site-footer {
  background: var(--black);
  color: var(--off-white);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding: 2rem 1rem;
  border-top: var(--border);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-social a {
  color: var(--off-white);
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer-social a:hover {
  color: var(--lime);
}

.footer-contact p {
  margin: 0;
  line-height: 1.6;
}

.footer-giant {
  font-family: var(--font-display);
  font-size: 20vw;
  line-height: 0.8;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--off-white);
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  padding-bottom: 2vw;
}

/* ── Cart ── */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 150;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(100%, 28rem);
  height: 100vh;
  background: var(--black);
  border-left: var(--border);
  z-index: 200;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.25s ease;
}

.cart-drawer.open {
  transform: translateX(0);
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: var(--border);
}

.cart-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
}

.cart-close {
  padding: 0.5rem 0.75rem;
  font-weight: 700;
}

.cart-close:hover {
  background: var(--lime);
  color: var(--black);
}

.cart-body {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
}

.cart-empty {
  margin: 0;
  color: var(--gray);
}

.cart-item {
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: var(--border);
}

.cart-item img {
  width: 100%;
  height: 5rem;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.1);
  border: var(--border);
}

.cart-item-info h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1;
}

.cart-item-info p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--gray);
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.cart-item-qty button {
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  display: grid;
  place-items: center;
  color: var(--off-white);
}

.cart-item-qty button:hover {
  background: var(--lime);
  color: var(--black);
}

.cart-item-qty span {
  min-width: 1.25rem;
  text-align: center;
  font-weight: 700;
}

.cart-item-remove {
  align-self: start;
  padding: 0.35rem 0.5rem;
  font-size: 0.75rem;
}

.cart-item-remove:hover {
  background: var(--off-white);
  color: var(--black);
}

.cart-footer {
  padding: 1rem;
  border-top: var(--border);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.checkout {
  width: 100%;
  padding: 1rem;
  background: var(--lime);
  color: var(--black);
  font-weight: 700;
}

.checkout:hover {
  background: var(--off-white);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Media Queries ── */
@media (min-width: 640px) {
  .site-header nav {
    display: flex;
  }

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

  .product-card:nth-child(odd) {
    border-right: var(--border);
  }

  .signup {
    flex-direction: row;
    align-items: flex-end;
  }

  .signup input {
    flex: 1;
  }
}

@media (min-width: 768px) {
  .hero-split {
    grid-template-columns: 1fr auto 1fr;
    grid-template-rows: 1fr;
    align-items: center;
    min-height: 100vh;
    padding-bottom: 0;
  }

  .hero-text-left {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
    text-align: right;
    padding: 0 1vw 0 1rem;
    font-size: 18vw;
  }

  .hero-model {
    grid-column: 2;
    grid-row: 1;
    align-self: center;
    width: 26vw;
    height: 85vh;
    max-width: 380px;
  }

  .hero-text-right {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    text-align: left;
    padding: 0 1rem 0 1vw;
    font-size: 18vw;
  }

  .hero-tagline {
    position: absolute;
    bottom: 3rem;
    left: 1.5rem;
    z-index: 3;
    padding: 0;
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery-item {
    border-bottom: none;
  }

  .gallery-item:not(:last-child) {
    border-right: var(--border);
  }

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

  .lookbook-item {
    border-bottom: none;
  }

  .lookbook-item:first-child {
    border-right: var(--border);
  }
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .product-card:nth-child(odd) {
    border-right: none;
  }

  .product-card:not(:nth-child(4n)) {
    border-right: var(--border);
  }
}