/* =========================================================
   Fugiat Store — Main Stylesheet
   Order: CSS Variables → Base → Components
   ========================================================= */

/* ---------------------------------------------------------
   A) CSS Variables
   --------------------------------------------------------- */
:root {
  --color-primary: #212529;
  --color-secondary: #495057;
  --color-accent: #ffc107;
  --color-background: #f8f9fa;
  --color-text: #212529;
  --color-surface: #ffffff;
  --color-border: rgba(33,37,41,0.12);
  --color-text-muted: rgba(33,37,41,0.6);
  --color-text-inverse: #ffffff;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: var(--font-body);
  --text-xs: 0.75rem; --text-sm: 0.875rem; --text-base: 1rem; --text-lg: 1.125rem;
  --text-xl: 1.25rem; --text-2xl: 1.5rem; --text-3xl: 2rem; --text-4xl: 2.5rem; --text-5xl: 3.25rem;
  --line-height-tight: 1.2; --line-height-normal: 1.5; --line-height-relaxed: 1.7;
  --font-weight-normal: 400; --font-weight-medium: 500; --font-weight-semibold: 600; --font-weight-bold: 700;
  --letter-spacing-tight: -0.02em;
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem; --space-5: 1.25rem;
  --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;
  --radius-sm: 6px; --radius-md: 10px; --radius-lg: 16px; --radius-xl: 24px; --radius-pill: 9999px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 16px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --shadow-lg: 0 20px 40px rgba(0,0,0,0.12), 0 8px 16px rgba(0,0,0,0.06);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.12), 0 8px 16px rgba(0,0,0,0.06);
  --transition-fast: 150ms ease; --transition-normal: 250ms ease; --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --container-max: 1200px; --container-padding: clamp(1rem, 4vw, 2rem); --section-gap: clamp(3rem, 8vw, 5rem);
}

/* ---------------------------------------------------------
   B) Base CSS — Reset, Typography, Layout, Buttons, Cards, Toast
   --------------------------------------------------------- */

/* Reset */
*, *::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);
  font-size: var(--text-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: var(--color-background);
}
img, video { max-width: 100%; display: block; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
input, textarea, select { font: inherit; }

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-text);
}
h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }
p { line-height: var(--line-height-relaxed); color: var(--color-text-muted); }

/* Layout */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}
section { padding-block: var(--section-gap); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: #e6ac00;
  border-color: #e6ac00;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: transparent;
  padding-inline: var(--space-3);
}
.btn-ghost:hover { background: var(--color-border); }
.qty-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  background: var(--color-surface);
  transition: all var(--transition-fast);
}
.qty-btn:hover { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }

/* Cards */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
  display: block;
  color: inherit;
  text-decoration: none;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-body { padding: var(--space-5); }

/* Toast notification */
.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  animation: toastIn 0.25s ease, toastOut 0.3s ease 2.2s forwards;
}
@keyframes toastIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(8px); } }

/* Section heading */
.section-heading {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-8);
  color: var(--color-text);
}

/* ---------------------------------------------------------
   C) Component CSS
   --------------------------------------------------------- */

/* Header / variant 1 */
header { position: sticky; top: 0; z-index: 100; background: var(--color-surface); box-shadow: var(--shadow-sm); }
.nav-bar { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: var(--space-6); }
.brand-link { flex-shrink: 0; font-size: var(--text-xl); font-weight: var(--font-weight-bold); color: var(--color-primary); text-decoration: none; }
.main-menu { flex: 1; display: flex; justify-content: center; }
.menu-items { display: flex; align-items: center; gap: var(--space-6); list-style: none; }
.menu-items a { font-size: var(--text-sm); font-weight: var(--font-weight-medium); color: var(--color-text-muted); transition: color var(--transition-fast); }
.menu-items a:hover { color: var(--color-primary); }
.cart-badge { position: relative; }
.cart-badge #cart-count {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.shop-trigger { flex-shrink: 0; }
@media (max-width: 768px) { .main-menu { display: none; } .nav-bar { justify-content: space-between; } }

/* Hero / variant 2 — split layout */
.banner-duo { display: grid; grid-template-columns: 1fr 1fr; min-height: 520px; }
.banner-text-area { display: flex; align-items: center; padding: var(--space-16) var(--space-12); }
.headline-group { display: flex; flex-direction: column; gap: var(--space-6); max-width: 480px; }
.main-heading { font-size: var(--text-5xl); color: var(--color-primary); }
.tagline { font-size: var(--text-lg); color: var(--color-text-muted); }
.action-link { align-self: flex-start; }
.decor-panel { min-height: 300px; background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); }
@media (max-width: 768px) {
  .banner-duo { grid-template-columns: 1fr; }
  .banner-text-area { padding: var(--space-10) var(--space-6); }
  .decor-panel { min-height: 200px; order: -1; }
  .headline-group { max-width: 100%; }
  .main-heading { font-size: var(--text-4xl); }
}

/* Products / variant 2 — Airbnb grid */
#products { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.item-tile { cursor: pointer; }
.tile-media { aspect-ratio: 3 / 2; overflow: hidden; }
.tile-media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.item-tile:hover .tile-media img { transform: scale(1.04); }
.tile-title { font-size: var(--text-base); font-weight: var(--font-weight-semibold); color: var(--color-text); margin-bottom: var(--space-1); }
.tile-summary { font-size: var(--text-sm); color: var(--color-text-muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: var(--space-2); }
.tile-footer { display: flex; align-items: center; justify-content: space-between; margin-top: var(--space-3); }
.price-tag { font-size: var(--text-lg); font-weight: var(--font-weight-bold); color: var(--color-primary); }
@media (max-width: 1024px) { #products { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { #products { grid-template-columns: 1fr; } }

/* Product detail / variant 3 — two-column sticky */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: start; padding: var(--space-10) 0; }
.media-column img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; border-radius: var(--radius-lg); }
.specs-column { position: sticky; top: calc(64px + var(--space-6)); display: flex; flex-direction: column; gap: var(--space-5); }
.specs-column h1 { font-size: var(--text-3xl); }
.item-narrative { color: var(--color-text-muted); line-height: var(--line-height-relaxed); }
.purchase-controls { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.amount-picker { display: flex; align-items: center; gap: var(--space-3); background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-pill); padding: var(--space-1) var(--space-3); }
.amount-picker span { min-width: 24px; text-align: center; font-weight: var(--font-weight-semibold); }
@media (max-width: 768px) { .detail-grid { grid-template-columns: 1fr; } .specs-column { position: static; } }

/* Cart page / variant 1 */
#cart-content { display: grid; grid-template-columns: 65fr 35fr; gap: var(--space-10); align-items: start; }
.basket-list { display: flex; flex-direction: column; gap: var(--space-4); }
.basket-entry { display: grid; grid-template-columns: 80px 1fr auto; gap: var(--space-4); align-items: center; background: var(--color-surface); padding: var(--space-4); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.basket-entry img { width: 80px; height: 80px; object-fit: cover; display: block; border-radius: var(--radius-sm); }
.entry-details h3 { font-size: var(--text-base); font-weight: var(--font-weight-semibold); margin-bottom: var(--space-1); }
.entry-details p { font-size: var(--text-sm); color: var(--color-text-muted); }
.entry-controls { display: flex; align-items: center; gap: var(--space-2); }
.order-recap { background: var(--color-surface); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: var(--space-4); position: sticky; top: calc(64px + var(--space-6)); }
.total-line { display: flex; justify-content: space-between; align-items: center; font-size: var(--text-lg); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.total-line strong { font-size: var(--text-xl); font-weight: var(--font-weight-bold); }
.vacant-basket { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); padding: var(--space-12) 0; }
@media (max-width: 768px) {
  #cart-content { grid-template-columns: 1fr; }
  .basket-entry { grid-template-columns: 64px 1fr; }
  .entry-controls { grid-column: 1 / -1; flex-wrap: wrap; }
}

/* CTA / variant 4 */
.conversion-band { background: var(--color-primary); color: var(--color-text-inverse); padding-block: var(--section-gap); }
.conversion-band .container { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-6); }
.conversion-band h2 { color: var(--color-text-inverse); font-size: var(--text-4xl); }
.conversion-band p { color: rgba(255,255,255,0.7); }

/* Footer / variant 4 — dark */
footer { width: 100%; background: var(--color-primary); color: var(--color-text-inverse); }
footer a { color: rgba(255,255,255,0.7); transition: color var(--transition-fast); }
footer a:hover { color: var(--color-text-inverse); }
footer h4 { color: var(--color-text-inverse); margin-bottom: var(--space-4); font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.08em; }
footer p { color: rgba(255,255,255,0.7); font-size: var(--text-sm); }
.base-columns { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-10); padding: var(--space-12) 0 var(--space-8); }
.base-section nav { display: flex; flex-direction: column; gap: var(--space-3); }
.base-section nav a { font-size: var(--text-sm); }
.base-bar { padding: var(--space-6) 0; border-top: 1px solid rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; }
.base-bar p { font-size: var(--text-xs); color: rgba(255,255,255,0.5); }
@media (max-width: 768px) { .base-columns { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .base-columns { grid-template-columns: 1fr; } }

/* Legal / info pages */
.legal-content { max-width: 800px; margin: 0 auto; padding: var(--space-8) var(--container-padding); }
.legal-content h1 { margin-bottom: var(--space-6); }
.legal-content h2 { margin-top: var(--space-8); margin-bottom: var(--space-4); font-size: var(--text-xl); }
.legal-content p { margin-bottom: var(--space-4); }
.legal-content ul, .legal-content ol { margin-bottom: var(--space-4); padding-left: var(--space-6); }
.legal-content li { margin-bottom: var(--space-2); color: var(--color-text-muted); }
.legal-content a { color: var(--color-accent); text-decoration: underline; }
.legal-content details { margin-bottom: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-4); }
.legal-content summary { cursor: pointer; font-weight: var(--font-weight-semibold); margin-bottom: var(--space-2); list-style: none; }
.legal-content summary::-webkit-details-marker { display: none; }
.legal-content summary::before { content: '+ '; color: var(--color-accent); }
.legal-content details[open] summary::before { content: '− '; }
.contact-form { display: flex; flex-direction: column; gap: var(--space-4); max-width: 500px; }
.contact-form label { font-weight: var(--font-weight-medium); font-size: var(--text-sm); color: var(--color-text); }
.contact-form input, .contact-form textarea { padding: var(--space-3); border: 1.5px solid var(--color-border); border-radius: var(--radius-md); font: inherit; background: var(--color-surface); transition: border-color var(--transition-fast); }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--color-accent); }
.contact-form textarea { min-height: 120px; resize: vertical; }

/* Utility */
.text-muted { color: var(--color-text-muted); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.gap-4 { gap: var(--space-4); }