/* Dawn Theme — OmniBuy Storefront */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-accent: #6366f1;
  --color-primary: #1a1a2e;
  --color-border: #e5e7eb;
  --color-sale: #ef4444;
  --font-sans: 'DM Sans', system-ui, -apple-system, sans-serif;
  --radius: 0.5rem;
  --container: 1280px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ── Layout ── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1rem;
}
.site-header__logo img { height: 36px; }
.site-header__logo span { font-size: 1.25rem; font-weight: 700; color: var(--color-primary); }
.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav a { font-size: 0.9rem; font-weight: 500; color: var(--color-text); transition: color .15s; }
.site-nav a:hover { color: var(--color-accent); }
.site-header__actions { display: flex; align-items: center; gap: 1rem; }
.site-header__search { display: flex; align-items: center; }
.site-header__search input {
  border: 1px solid var(--color-border);
  border-radius: 2rem;
  padding: .4rem 1rem;
  font-size: .85rem;
  width: 200px;
  outline: none;
  transition: border-color .15s;
}
.site-header__search input:focus { border-color: var(--color-accent); }
.cart-icon {
  position: relative;
  display: flex;
  align-items: center;
  color: var(--color-text);
  transition: color .15s;
}
.cart-icon:hover { color: var(--color-accent); }
.cart-icon svg { width: 24px; height: 24px; }
.cart-badge {
  position: absolute;
  top: -6px; right: -6px;
  background: var(--color-accent);
  color: #fff;
  font-size: .65rem;
  font-weight: 700;
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* ── Hero ── */
.hero {
  background: var(--color-primary);
  color: #fff;
  padding: 5rem 0;
  text-align: center;
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; line-height: 1.15; margin-bottom: 1rem; }
.hero p { font-size: 1.125rem; color: rgba(255,255,255,.75); max-width: 560px; margin: 0 auto 2rem; }
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: 2rem;
  font-size: .95rem; font-weight: 600;
  transition: opacity .15s, transform .1s;
}
.btn:hover { opacity: .9; transform: translateY(-1px); }
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--secondary { background: #fff; color: var(--color-primary); }
.btn--outline { border: 2px solid currentColor; }

/* ── Section titles ── */
.section { padding: 4rem 0; }
.section--alt { background: var(--color-bg-alt); }
.section__header { text-align: center; margin-bottom: 2.5rem; }
.section__header h2 { font-size: 1.875rem; font-weight: 700; color: var(--color-primary); }
.section__header p { color: var(--color-text-light); margin-top: .5rem; }

/* ── Product grid ── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.product-card {
  display: flex; flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: box-shadow .2s, transform .2s;
}
.product-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,.08); transform: translateY(-2px); }
.product-card__image {
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--color-bg-alt);
  position: relative;
}
.product-card__image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .3s;
}
.product-card:hover .product-card__image img { transform: scale(1.04); }
.product-card__image-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-border);
}
.product-card__body { padding: 1rem; flex: 1; display: flex; flex-direction: column; }
.product-card__vendor { font-size: .75rem; color: var(--color-text-light); text-transform: uppercase; letter-spacing: .05em; margin-bottom: .25rem; }
.product-card__title { font-size: .95rem; font-weight: 600; color: var(--color-text); line-height: 1.4; flex: 1; }
.product-card__price { margin-top: .75rem; display: flex; align-items: center; gap: .5rem; }
.product-card__price-current { font-size: 1rem; font-weight: 700; color: var(--color-primary); }
.product-card__price-compare { font-size: .85rem; color: var(--color-text-light); text-decoration: line-through; }
.product-card__badge-sale {
  position: absolute; top: .75rem; left: .75rem;
  background: var(--color-sale); color: #fff;
  font-size: .7rem; font-weight: 700; padding: .2rem .5rem; border-radius: .25rem;
}
.product-card__add {
  margin-top: .75rem;
  width: 100%;
  padding: .6rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: .875rem;
  font-weight: 600;
  transition: background .15s;
}
.product-card__add:hover { background: var(--color-accent); }

/* ── Product detail ── */
.product-detail { padding: 3rem 0; }
.product-detail__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.product-detail__gallery { position: sticky; top: 80px; }
.product-detail__main-image {
  aspect-ratio: 1;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-alt);
  margin-bottom: 1rem;
}
.product-detail__main-image img { width: 100%; height: 100%; object-fit: cover; }
.product-detail__thumbnails { display: flex; gap: .75rem; flex-wrap: wrap; }
.product-detail__thumbnail {
  width: 80px; height: 80px;
  border-radius: .375rem;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color .15s;
}
.product-detail__thumbnail:hover,
.product-detail__thumbnail.active { border-color: var(--color-accent); }
.product-detail__thumbnail img { width: 100%; height: 100%; object-fit: cover; }
.product-detail__info {}
.product-detail__vendor { font-size: .8rem; color: var(--color-text-light); text-transform: uppercase; letter-spacing: .05em; margin-bottom: .5rem; }
.product-detail__title { font-size: 1.875rem; font-weight: 700; color: var(--color-primary); line-height: 1.2; margin-bottom: 1rem; }
.product-detail__price { display: flex; align-items: baseline; gap: .75rem; margin-bottom: 1.5rem; }
.product-detail__price-current { font-size: 1.5rem; font-weight: 700; color: var(--color-primary); }
.product-detail__price-compare { font-size: 1.1rem; color: var(--color-text-light); text-decoration: line-through; }
.product-detail__price-badge { background: var(--color-sale); color: #fff; font-size: .75rem; font-weight: 700; padding: .2rem .5rem; border-radius: .25rem; }
.product-detail__short-desc { color: var(--color-text-light); margin-bottom: 1.5rem; line-height: 1.7; }
.product-detail__variants { margin-bottom: 1.5rem; }
.product-detail__variants label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: .5rem; }
.variant-selector {
  display: flex; flex-wrap: wrap; gap: .5rem;
}
.variant-btn {
  padding: .4rem .9rem;
  border: 1.5px solid var(--color-border);
  border-radius: .375rem;
  font-size: .875rem;
  background: var(--color-bg);
  transition: all .15s;
}
.variant-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.variant-btn.selected { border-color: var(--color-primary); background: var(--color-primary); color: #fff; }
.product-detail__qty { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.qty-control { display: flex; align-items: center; border: 1.5px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.qty-control button { width: 36px; height: 36px; font-size: 1.1rem; transition: background .15s; }
.qty-control button:hover { background: var(--color-bg-alt); }
.qty-control input { width: 48px; text-align: center; border: none; border-inline: 1.5px solid var(--color-border); height: 36px; font-size: .95rem; outline: none; }
.product-detail__add-btn {
  width: 100%;
  padding: 1rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 1rem; font-weight: 700;
  transition: background .15s;
  margin-bottom: 1rem;
}
.product-detail__add-btn:hover { background: var(--color-accent); }
.product-detail__buy-btn {
  width: 100%;
  padding: 1rem;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius);
  font-size: 1rem; font-weight: 700;
  transition: background .15s;
}
.product-detail__desc { margin-top: 2.5rem; border-top: 1px solid var(--color-border); padding-top: 2rem; }
.product-detail__desc h3 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
.product-detail__desc-content { color: var(--color-text-light); line-height: 1.8; }
.product-detail__desc-content p { margin-bottom: .75rem; }

/* ── Cart ── */
.cart-page { padding: 3rem 0; }
.cart-page h1 { font-size: 1.875rem; font-weight: 700; margin-bottom: 2rem; }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th { text-align: left; padding: .75rem; font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--color-text-light); border-bottom: 1px solid var(--color-border); }
.cart-table td { padding: 1rem .75rem; vertical-align: middle; border-bottom: 1px solid var(--color-border); }
.cart-item-img { width: 64px; height: 64px; object-fit: cover; border-radius: .375rem; }
.cart-item-title { font-weight: 600; }
.cart-footer { display: flex; justify-content: flex-end; margin-top: 2rem; }
.cart-summary { width: 320px; }
.cart-summary__row { display: flex; justify-content: space-between; padding: .5rem 0; }
.cart-summary__total { font-size: 1.25rem; font-weight: 700; border-top: 2px solid var(--color-border); padding-top: 1rem; margin-top: .5rem; }
.cart-empty { text-align: center; padding: 4rem 0; color: var(--color-text-light); }
.cart-empty svg { width: 64px; height: 64px; margin: 0 auto 1.5rem; opacity: .3; }

/* ── Search ── */
.search-page { padding: 3rem 0; }
.search-form { display: flex; gap: 1rem; margin-bottom: 2rem; }
.search-form input {
  flex: 1;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: .75rem 1.25rem;
  font-size: 1rem; font-family: inherit;
  outline: none; transition: border-color .15s;
}
.search-form input:focus { border-color: var(--color-accent); }
.search-form button {
  padding: .75rem 1.5rem;
  background: var(--color-primary); color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
}

/* ── Footer ── */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,.8);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}
.site-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 2rem; }
.site-footer__brand img { height: 32px; filter: brightness(0) invert(1); margin-bottom: 1rem; }
.site-footer__brand p { font-size: .875rem; line-height: 1.7; }
.site-footer__col h4 { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: #fff; margin-bottom: 1rem; }
.site-footer__col ul { list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.site-footer__col a { font-size: .875rem; transition: color .15s; }
.site-footer__col a:hover { color: #fff; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; font-size: .8rem; }

/* ── Toast / cart notification ── */
.cart-toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 200;
  background: var(--color-primary); color: #fff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,.2);
  display: none; align-items: center; gap: .75rem;
  animation: slideUp .25s ease;
}
.cart-toast.visible { display: flex; }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ── Breadcrumb ── */
.breadcrumb { display: flex; align-items: center; gap: .5rem; font-size: .85rem; color: var(--color-text-light); margin-bottom: 1.5rem; }
.breadcrumb a:hover { color: var(--color-accent); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .product-detail__grid { grid-template-columns: 1fr; }
  .product-detail__gallery { position: static; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .site-nav { display: none; }
  .cart-footer { justify-content: stretch; }
  .cart-summary { width: 100%; }
}