/* ============================================================
   STRIDE SHOES — style.css
   Design: Bold Clean Light | Mobile-First
   Designed & Developed by Warpix (https://warpix.studio/)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-primary:    #F8F8F6;
  --bg-secondary:  #EFEFED;
  --bg-card:       #FFFFFF;
  --bg-dark:       #0D0D0D;

  --accent:        #E63946;
  --accent-dark:   #C1121F;
  --accent-light:  #FF6B75;
  --accent-muted:  #FDE8EA;

  --text-primary:  #0D0D0D;
  --text-secondary:#4A4A4A;
  --text-muted:    #9A9A9A;
  --text-on-dark:  #F8F8F6;

  --border:        #E4E4E2;
  --border-strong: #E63946;

  --font-display:  'Bebas Neue', Impact, sans-serif;
  --font-body:     'Inter', system-ui, sans-serif;

  --radius-sm:     4px;
  --radius-md:     10px;
  --radius-lg:     20px;
  --radius-full:   999px;

  --shadow-sm:     0 1px 4px rgba(0,0,0,0.06);
  --shadow-md:     0 4px 20px rgba(0,0,0,0.09);
  --shadow-lg:     0 8px 40px rgba(0,0,0,0.14);

  --transition:    0.24s ease;
  --navbar-h:      64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-body); background: var(--bg-primary); color: var(--text-primary); line-height: 1.6; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* --- Intro Animation --- */
#intro-overlay {
  position: fixed; inset: 0; background: var(--bg-dark);
  z-index: 9999; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0;
  pointer-events: none;
}
#intro-overlay.hidden { animation: introOut 0.7s ease forwards; }
@keyframes introOut { to { opacity: 0; transform: translateY(-6px); } }
.intro-eyebrow {
  font-family: var(--font-body); font-size: 0.6rem;
  letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--accent); font-weight: 600;
  opacity: 0; animation: introUp 0.5s ease 0.2s forwards;
  margin-bottom: 8px;
}
.intro-brand {
  font-family: var(--font-display);
  font-size: clamp(3rem, 12vw, 7rem);
  color: var(--text-on-dark); line-height: 0.9;
  letter-spacing: 0.04em;
  opacity: 0; animation: introUp 0.7s cubic-bezier(0.22,1,0.36,1) 0.35s forwards;
}
.intro-brand span { color: var(--accent); }
.intro-tagline {
  font-family: var(--font-body); font-size: 0.72rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(248,248,246,0.35); margin-top: 12px;
  opacity: 0; animation: introUp 0.5s ease 0.8s forwards;
}
@keyframes introUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- Announcement Bar --- */
.announcement-bar {
  background: var(--accent); color: #fff;
  text-align: center; padding: 9px 16px;
  font-size: 0.72rem; letter-spacing: 0.08em; font-weight: 600;
}

/* --- Navbar --- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg-primary); border-bottom: 1px solid var(--border);
  height: var(--navbar-h); display: flex; align-items: center; padding: 0 20px;
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.navbar-inner { width: 100%; max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.nav-logo { font-family: var(--font-display); font-size: 1.6rem; letter-spacing: 0.06em; color: var(--text-primary); flex-shrink: 0; line-height: 1; }
.nav-logo span { color: var(--accent); }
.nav-links { display: none; gap: 28px; align-items: center; }
.nav-links a { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-secondary); transition: color var(--transition); }
.nav-links a:hover { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 10px; }
.cart-btn { display: flex; align-items: center; gap: 7px; background: var(--bg-dark); color: #fff; padding: 8px 16px; border-radius: var(--radius-full); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.05em; transition: background var(--transition); }
.cart-btn:hover { background: var(--accent); }
.cart-count { background: var(--accent); border-radius: var(--radius-full); min-width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; font-size: 0.65rem; font-weight: 700; padding: 0 4px; }
.cart-btn:hover .cart-count { background: #fff; color: var(--accent); }
.hamburger { display: flex; flex-direction: column; gap: 5px; padding: 4px; width: 32px; }
.hamburger span { display: block; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }
.mobile-nav { display: none; position: fixed; inset: 0; top: var(--navbar-h); background: var(--bg-primary); z-index: 99; padding: 28px 24px; flex-direction: column; gap: 0; border-top: 2px solid var(--accent); animation: slideDown 0.2s ease; }
.mobile-nav.open { display: flex; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
.mobile-nav a { font-family: var(--font-display); font-size: 2rem; color: var(--text-primary); border-bottom: 1px solid var(--border); padding: 14px 0; letter-spacing: 0.04em; transition: color var(--transition); }
.mobile-nav a:hover { color: var(--accent); }

/* --- Hero --- */
.hero {
  position: relative; height: 100svh; min-height: 580px; max-height: 920px;
  display: flex; align-items: flex-end; overflow: hidden; background: var(--bg-dark);
}
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 25%; display: block; }
.hero::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, rgba(13,13,13,0.92) 0%, rgba(13,13,13,0.50) 40%, rgba(13,13,13,0.10) 100%);
}
.hero-content { position: relative; z-index: 2; width: 100%; padding: 0 24px 52px; max-width: 1280px; margin: 0 auto; }
.hero-eyebrow { font-size: 0.62rem; letter-spacing: 0.4em; text-transform: uppercase; color: var(--accent); font-weight: 700; margin-bottom: 10px; display: block; }
.hero h1 { font-family: var(--font-display); font-size: clamp(3.5rem, 14vw, 8rem); font-weight: 400; line-height: 0.92; color: var(--text-on-dark); margin-bottom: 18px; letter-spacing: 0.03em; }
.hero h1 span { color: var(--accent); display: block; }
.hero-sub { font-size: 0.88rem; color: rgba(248,248,246,0.6); margin-bottom: 28px; font-weight: 300; line-height: 1.8; max-width: 360px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* --- Gender Pills (hero) --- */
.hero-gender-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.gender-pill { padding: 6px 16px; border: 1.5px solid rgba(248,248,246,0.25); border-radius: var(--radius-full); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(248,248,246,0.6); transition: all var(--transition); cursor: pointer; background: transparent; }
.gender-pill.active, .gender-pill:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* --- Buttons --- */
.btn-primary { display: inline-flex; align-items: center; gap: 8px; background: var(--accent); color: #fff; padding: 13px 28px; border-radius: var(--radius-full); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; transition: background var(--transition), transform var(--transition); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-dark { display: inline-flex; align-items: center; gap: 8px; background: var(--bg-dark); color: #fff; padding: 13px 28px; border-radius: var(--radius-full); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; transition: background var(--transition), transform var(--transition); }
.btn-dark:hover { background: var(--accent); transform: translateY(-1px); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; border: 1.5px solid rgba(248,248,246,0.35); color: var(--text-on-dark); padding: 12px 28px; border-radius: var(--radius-full); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; transition: all var(--transition); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-outline-dark { display: inline-flex; align-items: center; gap: 8px; border: 1.5px solid var(--bg-dark); color: var(--bg-dark); padding: 12px 26px; border-radius: var(--radius-full); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; transition: all var(--transition); }
.btn-outline-dark:hover { background: var(--bg-dark); color: #fff; }
.btn-whatsapp { display: inline-flex; align-items: center; gap: 8px; background: #25D366; color: #fff; padding: 13px 28px; border-radius: var(--radius-full); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.06em; transition: background var(--transition), transform var(--transition); }
.btn-whatsapp:hover { background: #1DA851; transform: translateY(-1px); }

/* --- Section --- */
.section { padding: 56px 20px; }
.section-lg { padding: 72px 20px; }
.container { max-width: 1280px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 44px; }
.section-eyebrow { font-size: 0.62rem; letter-spacing: 0.35em; text-transform: uppercase; color: var(--accent); font-weight: 700; display: block; margin-bottom: 8px; }
.section-title { font-family: var(--font-display); font-size: clamp(2.5rem, 7vw, 5rem); font-weight: 400; color: var(--text-primary); line-height: 0.95; letter-spacing: 0.03em; }
.section-title span { color: var(--accent); }
.section-sub { font-size: 0.88rem; color: var(--text-secondary); margin-top: 12px; font-weight: 300; }
.divider { width: 40px; height: 3px; background: var(--accent); margin: 14px auto 0; }

/* --- Category Cards --- */
.categories-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.category-card {
  background: var(--bg-dark); border-radius: var(--radius-md);
  padding: 28px 14px; text-align: center; cursor: pointer;
  transition: all var(--transition); text-decoration: none; display: block;
  position: relative; overflow: hidden;
  border-bottom: 3px solid transparent;
}
.category-card:hover { border-bottom-color: var(--accent); transform: translateY(-2px); }
.cat-icon { font-size: 2rem; margin-bottom: 10px; display: block; }
.cat-name { font-family: var(--font-display); font-size: 1.2rem; color: #fff; display: block; letter-spacing: 0.05em; }
.cat-count { font-size: 0.65rem; color: rgba(248,248,246,0.4); letter-spacing: 0.08em; text-transform: uppercase; display: block; margin-top: 3px; }

/* --- Product Grid --- */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.product-card { background: var(--bg-card); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border); transition: all var(--transition); position: relative; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

/* SQUARE ratio for shoes */
.product-img-wrap { position: relative; aspect-ratio: 1/1; overflow: hidden; background: var(--bg-secondary); }
.product-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-img-wrap img { transform: scale(1.06); }

.product-label { position: absolute; top: 8px; left: 8px; font-size: 0.58rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 3px 9px; border-radius: var(--radius-full); color: #fff; }
.product-label.best-seller { background: var(--accent); }
.product-label.new-label { background: var(--bg-dark); }
.product-label.limited { background: #6B3410; }

/* Color dots on card */
.product-color-dots { position: absolute; bottom: 8px; right: 8px; display: flex; gap: 4px; }
.color-dot { width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid rgba(255,255,255,0.8); }

.product-info { padding: 12px 14px 14px; }
.product-name { font-family: var(--font-display); font-size: 1.05rem; font-weight: 400; color: var(--text-primary); margin-bottom: 2px; letter-spacing: 0.03em; line-height: 1.2; }
.product-cat-tag { font-size: 0.66rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.product-price { font-size: 0.98rem; font-weight: 700; color: var(--text-primary); }
.product-price-currency { font-size: 0.8rem; }
.product-actions { display: flex; gap: 7px; margin-top: 10px; }
.btn-add-cart { flex: 1; background: var(--bg-dark); color: #fff; padding: 8px 10px; border-radius: var(--radius-full); font-size: 0.7rem; font-weight: 700; text-align: center; transition: background var(--transition); cursor: pointer; letter-spacing: 0.06em; text-transform: uppercase; }
.btn-add-cart:hover { background: var(--accent); }
.btn-view { border: 1px solid var(--border); color: var(--text-secondary); padding: 8px 10px; border-radius: var(--radius-full); font-size: 0.7rem; font-weight: 600; text-align: center; transition: all var(--transition); cursor: pointer; display: block; white-space: nowrap; letter-spacing: 0.04em; text-transform: uppercase; }
.btn-view:hover { border-color: var(--accent); color: var(--accent); }

/* --- Category Section --- */
.cat-section { padding: 44px 20px; border-bottom: 1px solid var(--border); }
.cat-section:last-child { border-bottom: none; }
.cat-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; gap: 12px; }
.cat-section-title { font-family: var(--font-display); font-size: clamp(2rem, 6vw, 3.5rem); font-weight: 400; color: var(--text-primary); letter-spacing: 0.03em; line-height: 1; }
.cat-section-link { font-size: 0.7rem; font-weight: 700; color: var(--accent); letter-spacing: 0.1em; text-transform: uppercase; border-bottom: 1.5px solid var(--accent); padding-bottom: 2px; white-space: nowrap; flex-shrink: 0; transition: all var(--transition); }
.cat-section-link:hover { color: var(--accent-dark); }

/* --- Size Guide Banner --- */
.size-banner { background: var(--bg-dark); padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.size-banner-text { font-family: var(--font-display); font-size: clamp(1.2rem, 4vw, 1.8rem); color: var(--text-on-dark); letter-spacing: 0.04em; }
.size-banner-text span { color: var(--accent); }
.size-banner-sub { font-size: 0.78rem; color: rgba(248,248,246,0.5); margin-top: 3px; }

/* --- Trust --- */
.trust-section { background: var(--accent); }
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.trust-item { text-align: center; }
.trust-icon { font-size: 1.6rem; margin-bottom: 10px; display: block; }
.trust-title { font-family: var(--font-display); font-size: 1.1rem; color: #fff; letter-spacing: 0.04em; margin-bottom: 4px; }
.trust-desc { font-size: 0.76rem; color: rgba(255,255,255,0.7); line-height: 1.7; }

/* --- Filter Bar --- */
.filter-wrap { margin-bottom: 28px; }
.filter-bar { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.filter-bar::-webkit-scrollbar { display: none; }
.filter-btn { padding: 7px 18px; border-radius: var(--radius-full); border: 1.5px solid var(--border); font-size: 0.74rem; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; color: var(--text-secondary); white-space: nowrap; transition: all var(--transition); background: transparent; }
.filter-btn.active, .filter-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- Product Detail --- */
.detail-layout { display: flex; flex-direction: column; gap: 28px; }
.gallery-main { aspect-ratio: 1/1; border-radius: var(--radius-md); overflow: hidden; background: var(--bg-secondary); margin-bottom: 10px; }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.gallery-thumbs::-webkit-scrollbar { display: none; }
.gallery-thumb { width: 64px; height: 64px; border-radius: var(--radius-sm); overflow: hidden; flex-shrink: 0; border: 2px solid transparent; cursor: pointer; transition: border-color var(--transition); }
.gallery-thumb.active { border-color: var(--accent); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.detail-label { font-size: 0.62rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; display: block; }
.detail-name { font-family: var(--font-display); font-size: clamp(2rem, 6vw, 3.5rem); font-weight: 400; line-height: 0.95; margin-bottom: 10px; letter-spacing: 0.03em; }
.detail-material { font-size: 0.76rem; color: var(--text-muted); margin-bottom: 16px; letter-spacing: 0.05em; text-transform: uppercase; }
.detail-price { font-size: 1.6rem; font-weight: 700; color: var(--text-primary); margin-bottom: 20px; }

/* Color selector */
.color-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 12px; }
.color-selector { display: flex; gap: 10px; margin-bottom: 22px; align-items: center; }
.color-swatch { width: 28px; height: 28px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; outline: 2px solid transparent; outline-offset: 2px; transition: all var(--transition); }
.color-swatch.active { outline-color: var(--accent); }
.color-name-display { font-size: 0.78rem; color: var(--text-secondary); margin-left: 4px; }

/* Size selector */
.size-label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 12px; display: flex; justify-content: space-between; align-items: center; }
.size-guide-link { font-size: 0.7rem; color: var(--accent); text-decoration: underline; cursor: pointer; font-weight: 400; letter-spacing: 0; }
.size-options { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.size-btn { width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; border: 1.5px solid var(--border); border-radius: var(--radius-sm); font-size: 0.82rem; font-weight: 700; color: var(--text-secondary); transition: all var(--transition); background: transparent; cursor: pointer; }
.size-btn.active, .size-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-muted); }
.qty-row { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.qty-controls { display: flex; align-items: center; border: 1.5px solid var(--border); border-radius: var(--radius-full); overflow: hidden; }
.qty-btn { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; font-size: 1rem; color: var(--text-primary); transition: background var(--transition); }
.qty-btn:hover { background: var(--bg-secondary); }
.qty-num { width: 40px; text-align: center; font-size: 0.95rem; font-weight: 700; }
.detail-btn-row { display: flex; flex-direction: column; gap: 10px; }
.detail-desc { font-size: 0.86rem; color: var(--text-secondary); line-height: 1.85; margin-bottom: 22px; font-weight: 300; }

/* --- Cart --- */
.cart-layout { display: flex; flex-direction: column; gap: 24px; }
.cart-items { display: flex; flex-direction: column; gap: 12px; }
.cart-item { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; display: flex; gap: 12px; }
.cart-item-img { width: 80px; height: 80px; border-radius: var(--radius-sm); overflow: hidden; flex-shrink: 0; background: var(--bg-secondary); }
.cart-item-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-family: var(--font-display); font-size: 1rem; font-weight: 400; margin-bottom: 2px; letter-spacing: 0.02em; }
.cart-item-size { font-size: 0.72rem; color: var(--text-muted); margin-bottom: 6px; }
.cart-item-price { font-size: 0.92rem; font-weight: 700; color: var(--text-primary); }
.cart-item-actions { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.btn-remove { font-size: 0.68rem; color: #C0392B; border: 1px solid rgba(192,57,43,0.2); padding: 4px 9px; border-radius: var(--radius-full); transition: all var(--transition); }
.btn-remove:hover { background: #C0392B; color: #fff; }
.cart-summary { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 22px; }
.summary-title { font-family: var(--font-display); font-size: 1.4rem; font-weight: 400; margin-bottom: 18px; letter-spacing: 0.04em; }
.summary-row { display: flex; justify-content: space-between; font-size: 0.84rem; color: var(--text-secondary); margin-bottom: 10px; }
.summary-row.total { font-size: 1rem; font-weight: 700; color: var(--text-primary); border-top: 1px solid var(--border); padding-top: 12px; margin-top: 4px; }
.cod-badge { background: var(--accent-muted); border: 1px solid rgba(230,57,70,0.2); border-radius: var(--radius-sm); padding: 10px 12px; font-size: 0.76rem; color: var(--accent-dark); margin: 14px 0; display: flex; align-items: center; gap: 6px; font-weight: 600; }

/* --- Checkout --- */
.checkout-layout { display: flex; flex-direction: column; gap: 28px; }
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 7px; }
.form-input, .form-select { width: 100%; padding: 12px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-card); color: var(--text-primary); font-size: 0.9rem; transition: border-color var(--transition); appearance: none; }
.form-input:focus, .form-select:focus { outline: none; border-color: var(--accent); }
.form-select-wrap { position: relative; }
.form-select-wrap::after { content: '▾'; position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; }
.privacy-note { background: var(--accent-muted); border-left: 3px solid var(--accent); padding: 11px 13px; font-size: 0.76rem; color: var(--text-secondary); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin-top: 18px; line-height: 1.7; }

/* --- Thank You --- */
.thankyou-wrap { min-height: calc(100vh - var(--navbar-h)); display: flex; align-items: center; justify-content: center; padding: 48px 20px; }
.thankyou-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 48px 24px; text-align: center; max-width: 480px; width: 100%; }
.thankyou-icon { font-size: 2.8rem; margin-bottom: 14px; display: block; }
.thankyou-title { font-family: var(--font-display); font-size: clamp(2.5rem, 7vw, 4rem); font-weight: 400; margin-bottom: 12px; letter-spacing: 0.04em; line-height: 1; }
.thankyou-sub { font-size: 0.88rem; color: var(--text-secondary); margin-bottom: 28px; line-height: 1.85; font-weight: 300; }
.thankyou-details { background: var(--bg-secondary); border-radius: var(--radius-md); padding: 18px; margin-bottom: 24px; font-size: 0.82rem; color: var(--text-secondary); line-height: 2; }

/* --- Page Header --- */
.page-header { background: var(--bg-dark); padding: 44px 20px; text-align: center; }
.page-header-title { font-family: var(--font-display); font-size: clamp(3rem, 10vw, 6rem); font-weight: 400; color: var(--text-on-dark); letter-spacing: 0.04em; line-height: 1; }
.page-header-title span { color: var(--accent); }
.page-header-sub { font-size: 0.84rem; color: rgba(248,248,246,0.45); margin-top: 10px; }

/* --- Empty State --- */
.empty-state { text-align: center; padding: 64px 16px; }
.empty-state-icon { font-size: 2.4rem; margin-bottom: 14px; display: block; }
.empty-state h3 { font-family: var(--font-display); font-size: 2rem; color: var(--text-secondary); margin-bottom: 8px; letter-spacing: 0.03em; }
.empty-state p { font-size: 0.84rem; color: var(--text-muted); margin-bottom: 22px; }

/* --- Toast --- */
.toast-container { position: fixed; bottom: 24px; right: 16px; z-index: 1000; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast { background: var(--bg-dark); color: var(--text-on-dark); padding: 11px 16px; border-radius: var(--radius-md); font-size: 0.82rem; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 8px; animation: toastIn 0.3s ease; max-width: 280px; border-left: 3px solid var(--accent); }
@keyframes toastIn { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(16px); } }

/* --- Reveal --- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* --- Related --- */
.related-section { padding: 52px 20px; background: var(--bg-secondary); }

/* --- Footer --- */
footer { background: var(--bg-dark); color: var(--text-on-dark); padding: 52px 20px 28px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 36px; max-width: 1280px; margin: 0 auto 40px; }
.footer-brand-name { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.05em; margin-bottom: 10px; }
.footer-brand-name span { color: var(--accent); }
.footer-desc { font-size: 0.8rem; color: rgba(248,248,246,0.4); line-height: 1.9; max-width: 280px; font-weight: 300; }
.footer-heading { font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 700; color: rgba(248,248,246,0.3); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.82rem; color: rgba(248,248,246,0.6); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(248,248,246,0.08); padding-top: 22px; max-width: 1280px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; align-items: center; text-align: center; }
.footer-copy { font-size: 0.72rem; color: rgba(248,248,246,0.25); }
.footer-warpix { font-size: 0.72rem; color: rgba(248,248,246,0.25); }
.footer-warpix a { color: var(--accent); font-weight: 700; transition: color var(--transition); }
.footer-warpix a:hover { color: #fff; }

/* ============================================================
   TABLET 640px+
   ============================================================ */
@media (min-width: 640px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .trust-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-btn-row { flex-direction: row; }
}

/* ============================================================
   DESKTOP 1024px+
   ============================================================ */
@media (min-width: 1024px) {
  :root { --navbar-h: 72px; }
  .navbar { padding: 0 48px; }
  .nav-links { display: flex; }
  .hamburger { display: none; }
  .hero-content { padding: 0 80px 80px; }
  .hero h1 { font-size: clamp(5rem, 7vw, 9rem); }
  .section { padding: 88px 48px; }
  .section-lg { padding: 108px 48px; }
  .cat-section { padding: 64px 48px; }
  .related-section { padding: 72px 48px; }
  .page-header { padding: 72px 48px; }
  .size-banner { padding: 28px 48px; }
  .categories-grid { grid-template-columns: repeat(6, 1fr); }
  .product-grid { grid-template-columns: repeat(4, 1fr); }
  .trust-grid { grid-template-columns: repeat(4, 1fr); }
  .detail-layout { flex-direction: row; gap: 64px; align-items: flex-start; }
  .detail-gallery { flex: 0 0 480px; position: sticky; top: calc(var(--navbar-h) + 24px); }
  .detail-info { flex: 1; }
  .cart-layout { flex-direction: row; align-items: flex-start; }
  .cart-items { flex: 1; }
  .cart-summary { flex: 0 0 340px; position: sticky; top: calc(var(--navbar-h) + 24px); }
  .checkout-layout { flex-direction: row; align-items: flex-start; }
  .checkout-form { flex: 1; }
  .checkout-summary-col { flex: 0 0 360px; position: sticky; top: calc(var(--navbar-h) + 24px); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

@media (min-width: 1280px) {
  .product-grid { grid-template-columns: repeat(5, 1fr); }
}