/* Components */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 2.5rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  background-color: var(--color-pitch-black);
  color: var(--color-bone-white);
  cursor: pointer;
}

.btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-normal);
}

.btn:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.btn-primary {
  background-color: var(--color-pitch-black);
  color: var(--color-bone-white);
}

.btn-primary:hover {
  background-color: var(--color-bone-white);
  color: var(--color-pitch-black);
}

.btn-hero {
  background-color: var(--color-bone-white);
  color: var(--color-pitch-black);
  margin-top: var(--space-8);
}

.btn-hero:hover {
  background-color: transparent;
  color: var(--color-bone-white);
  border-color: var(--color-bone-white);
}

/* Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 12px;
  z-index: calc(var(--z-header) + 1);
  mix-blend-mode: difference;
}

.site-header.scrolled .menu-toggle,
.site-header.menu-open .menu-toggle {
  mix-blend-mode: normal;
}

.menu-toggle .line {
  display: block;
  width: 100%;
  height: 1px;
  background-color: var(--color-bone-white);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.site-header.scrolled .menu-toggle .line,
.site-header.menu-open .menu-toggle .line {
  background-color: var(--color-pitch-black);
}

.site-header.menu-open .menu-toggle .line:first-child {
  transform: translateY(5px) rotate(45deg);
}

.site-header.menu-open .menu-toggle .line:last-child {
  transform: translateY(-6px) rotate(-45deg);
}

/* Navigation Menu */
.nav-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-bone-white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-8);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: var(--z-header);
}

.site-header.menu-open .nav-menu {
  transform: translateX(0);
}

.nav-link {
  font-family: var(--font-serif);
  font-size: var(--text-4xl);
  color: var(--text-primary);
  text-transform: lowercase;
  position: relative;
  overflow: hidden;
}

.btn-shop-nav {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--color-pitch-black);
  padding-bottom: 4px;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-12);
  right: var(--container-padding);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  transform: rotate(90deg);
  transform-origin: right center;
  color: var(--color-bone-white);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  z-index: var(--z-normal);
}

.scroll-indicator .line {
  width: 60px;
  height: 1px;
  background-color: var(--color-bone-white);
  position: relative;
  overflow: hidden;
}

.scroll-indicator .line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-pitch-black);
  animation: scrollLine 2s infinite ease-in-out;
}

@keyframes scrollLine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Newsletter Form */
.newsletter-form {
  display: flex;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  padding-bottom: var(--space-2);
  margin-top: var(--space-8);
  transition: border-color var(--transition-fast);
}

.newsletter-form:focus-within {
  border-color: var(--color-bone-white);
}

.newsletter-form input {
  flex: 1;
  color: var(--color-bone-white);
  font-size: var(--text-base);
}

.newsletter-form input::placeholder {
  color: rgba(255,255,255,0.4);
}

.newsletter-form button {
  font-size: var(--text-xl);
  transition: transform var(--transition-fast);
}

.newsletter-form button:hover {
  transform: translateX(5px);
}

/* Collection Cards */
.product-card {
  position: relative;
  display: block;
}

.product-badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background-color: var(--color-pitch-black);
  color: var(--color-bone-white);
  font-family: var(--font-sans);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.6rem;
  z-index: 2;
}

.product-image-wrapper {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  margin-bottom: var(--space-6);
  background-color: var(--color-stone);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

@media (hover: hover) {
  .product-image-wrapper:hover .product-img {
    transform: scale(1.05);
  }
  .product-image-wrapper:hover .product-overlay {
    opacity: 1;
  }
}

.product-name {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}

.product-color {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Marquee Animation */
.marquee {
  display: inline-block;
  white-space: nowrap;
  animation: marquee 20s linear infinite;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.marquee span {
  padding-right: 2rem;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@media (min-width: 1024px) {
  .nav-menu {
    position: static;
    height: auto;
    width: auto;
    flex-direction: row;
    background: transparent;
    transform: none;
  }
  
  .menu-toggle {
    display: none;
  }
  
  .nav-link {
    font-size: var(--text-sm);
    text-transform: uppercase;
    font-family: var(--font-sans);
    letter-spacing: 0.05em;
    color: var(--color-bone-white);
    mix-blend-mode: difference;
  }
  
  .site-header.scrolled .nav-link {
    mix-blend-mode: normal;
    color: var(--text-primary);
  }
  
  .btn-shop-nav {
    margin-top: 0;
    margin-left: var(--space-4);
    color: var(--color-bone-white);
    border-color: currentColor;
    mix-blend-mode: difference;
  }
  
  .site-header.scrolled .btn-shop-nav {
    mix-blend-mode: normal;
    color: var(--text-primary);
  }
}

/* IG Grid */
.ig-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-1);
  margin-top: var(--space-12);
}

.ig-post {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  display: block;
  background-color: var(--color-pitch-black);
}

.ig-post img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-normal);
  filter: grayscale(100%) contrast(1.1);
}

.ig-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0,0,0,0.2);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 1;
}

.ig-overlay span {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transform: translateY(10px);
  transition: transform var(--transition-normal);
}

@media (hover: hover) {
  .ig-post:hover img {
    transform: scale(1.05);
    filter: grayscale(0%) contrast(1);
  }
  .ig-post:hover .ig-overlay {
    opacity: 1;
  }
  .ig-post:hover .ig-overlay span {
    transform: translateY(0);
  }
}