/* ===== BLACK FARM 黑田市集 — Global Styles ===== */
:root {
  --bg: #121212;
  --card: #1e1e1e;
  --card-hover: #252525;
  --gold: #d4af37;
  --gold-dark: #b8941f;
  --gold-light: #f0d060;
  --gold-border: rgba(212, 175, 55, 0.3);
  --text: #ffffff;
  --text-soft: #cccccc;
  --text-mute: #888888;
  --text-dim: #666666;
  --border: #333333;
  --danger: #e74c3c;
  --success: #2ecc71;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-gold: 0 4px 24px rgba(212,175,55,0.15);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-light); }

/* ===== Announcement Bar ===== */
.announcement-bar {
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-dark));
  color: #1a1a1a;
  text-align: center;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* ===== Navbar ===== */
.navbar {
  background: rgba(18,18,18,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand-logo {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1a1a;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.85rem; letter-spacing: 0.5px;
}
.brand-text strong { display: block; font-size: 0.95rem; letter-spacing: 1.5px; }
.brand-text small { display: block; font-size: 0.62rem; color: var(--gold); letter-spacing: 2px; }

.nav-links { display: flex; gap: 4px; flex-wrap: wrap; }
.nav-links a {
  color: var(--text-soft);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--gold);
  background: rgba(212,175,55,0.08);
}

.nav-actions { display: flex; align-items: center; gap: 12px; }
.cart-link {
  position: relative;
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.cart-link:hover { color: var(--gold); border-color: var(--gold-border); }
.cart-count {
  position: absolute;
  top: -6px; right: -6px;
  background: var(--gold);
  color: #1a1a1a;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 18px; height: 18px;
  border-radius: 50%;
  display: none;
  align-items: center; justify-content: center;
}

/* ===== Hero ===== */
.hero {
  max-width: 1280px;
  margin: 0 auto;
  padding: 64px 24px 48px;
  text-align: center;
}
.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.hero h1 .gold { color: var(--gold); }
.hero p {
  font-size: 1.1rem;
  color: var(--text-soft);
  max-width: 600px;
  margin: 0 auto 32px;
}
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-gold {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1a1a;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); color: #1a1a1a; }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--gold);
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid var(--gold);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-outline:hover { background: rgba(212,175,55,0.1); }

/* ===== Container & Section ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: 40px 0; }
.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.gold-line {
  width: 4px; height: 24px;
  background: linear-gradient(180deg, var(--gold), var(--gold-dark));
  border-radius: 2px;
}
.section-subtitle { color: var(--text-mute); font-size: 0.92rem; margin-bottom: 24px; }

/* ===== Category Grid ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}
.category-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: all 0.25s;
  color: var(--text);
}
.category-card:hover {
  border-color: var(--gold-border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
  color: var(--gold);
}
.category-icon { font-size: 2rem; margin-bottom: 8px; }
.category-name { font-size: 0.88rem; font-weight: 600; }

/* ===== Product Grid ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--gold-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
}
.product-img {
  height: 140px;
  background: linear-gradient(135deg, #2a2a2a, #1e1e1e);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
}
.product-badge {
  position: absolute;
  top: 10px; left: 10px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1a1a;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 1px;
}
.product-stock {
  position: absolute;
  bottom: 8px; right: 10px;
  font-size: 0.7rem;
  color: var(--text-mute);
  background: rgba(0,0,0,0.5);
  padding: 2px 8px;
  border-radius: 4px;
}
.product-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.product-cat { font-size: 0.7rem; color: var(--gold); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.product-name { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.product-desc { font-size: 0.8rem; color: var(--text-mute); margin-bottom: 12px; flex: 1; }
.product-footer { display: flex; align-items: center; justify-content: space-between; }
.product-price { color: var(--gold); font-weight: 700; font-size: 1.05rem; }
.product-price small { display: block; font-size: 0.62rem; color: var(--text-dim); font-weight: 400; }

.add-btn {
  background: var(--gold);
  color: #1a1a1a;
  border: none;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}
.add-btn:hover { background: var(--gold-light); transform: scale(1.05); }

/* ===== Bundle Card ===== */
.bundle-card {
  background: linear-gradient(135deg, var(--card), #252010);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.25s;
}
.bundle-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-gold); border-color: var(--gold); }
.bundle-header { display: flex; align-items: center; gap: 14px; padding: 18px; border-bottom: 1px solid var(--gold-border); }
.bundle-emoji { font-size: 2.5rem; }
.bundle-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1a1a;
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  margin-bottom: 4px;
}
.bundle-name { font-size: 1.05rem; font-weight: 700; color: var(--gold); }
.bundle-body { padding: 16px 18px; }
.bundle-desc { font-size: 0.82rem; color: var(--text-soft); margin-bottom: 12px; }
.includes-list { list-style: none; margin-bottom: 14px; }
.includes-list li {
  display: flex;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 0.82rem;
  color: var(--text-soft);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.includes-qty { color: var(--gold); font-weight: 600; }
.bundle-footer { display: flex; align-items: center; justify-content: space-between; }
.bundle-price { color: var(--gold); font-weight: 700; font-size: 1.15rem; }
.bundle-price small { display: block; font-size: 0.62rem; color: var(--text-dim); font-weight: 400; }

.bundle-section {
  background: linear-gradient(180deg, transparent, rgba(212,175,55,0.04), transparent);
  padding: 48px 0;
  margin-top: 24px;
}
.bundle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  align-items: center;
}
.filter-pill {
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-soft);
  border: 1px solid var(--border);
  transition: all 0.2s;
  cursor: pointer;
}
.filter-pill:hover { border-color: var(--gold-border); color: var(--gold); }
.filter-pill.active { background: var(--gold); color: #1a1a1a; border-color: var(--gold); font-weight: 700; }
.filter-count { font-size: 0.8rem; color: var(--text-mute); margin-left: auto; }

/* ===== Product Detail ===== */
.back-link { display: inline-block; margin-bottom: 16px; font-size: 0.88rem; color: var(--text-mute); }
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.detail-img {
  min-height: 360px;
  background: linear-gradient(135deg, #2a2a2a, #1e1e1e);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  position: relative;
}
.detail-cat { font-size: 0.78rem; color: var(--gold); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 8px; }
.detail-info h1 { font-size: 1.8rem; font-weight: 800; margin-bottom: 12px; }
.detail-price { color: var(--gold); font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.detail-price small { display: block; font-size: 0.75rem; color: var(--text-dim); font-weight: 400; margin-top: 4px; }
.detail-desc { color: var(--text-soft); font-size: 0.95rem; margin-bottom: 20px; line-height: 1.7; }
.detail-includes { background: var(--bg); border-radius: var(--radius-sm); padding: 16px; margin-bottom: 20px; }
.detail-includes h3 { font-size: 0.95rem; margin-bottom: 10px; color: var(--gold); }

.qty-row { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.qty-label { font-weight: 600; font-size: 0.9rem; }
.qty-control { display: flex; align-items: center; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.qty-btn {
  background: var(--card);
  color: var(--text);
  border: none;
  width: 36px; height: 36px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background 0.2s;
}
.qty-btn:hover { background: var(--gold); color: #1a1a1a; }
.qty-value { min-width: 40px; text-align: center; font-weight: 700; }

.big-add-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1a1a;
  border: none;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.big-add-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }

/* ===== Cart ===== */
.cart-layout { display: grid; grid-template-columns: 1fr 360px; gap: 32px; }
.cart-items { display: flex; flex-direction: column; gap: 12px; }
.cart-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.cart-item-img {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, #2a2a2a, #1e1e1e);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  flex-shrink: 0;
}
.cart-item-info { flex: 1; }
.cart-item-name { font-weight: 700; font-size: 0.92rem; }
.cart-item-type { font-size: 0.72rem; color: var(--gold); margin-top: 2px; }
.cart-item-price { font-size: 0.8rem; color: var(--text-mute); margin-top: 2px; }
.cart-item-qty { display: flex; align-items: center; gap: 4px; }
.cart-item-total { font-weight: 700; color: var(--gold); min-width: 70px; text-align: right; }
.cart-item-remove {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
}
.cart-item-remove:hover { color: var(--danger); background: rgba(231,76,60,0.1); }

.cart-summary {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  height: fit-content;
  position: sticky;
  top: 88px;
}
.cart-summary h3 { font-size: 1.1rem; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--text-soft);
}
.summary-row.total {
  border-top: 1px solid var(--border);
  margin-top: 8px;
  padding-top: 16px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text);
}
.summary-row.total span:last-child { color: var(--gold); }
.checkout-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1a1a;
  border: none;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 16px;
  transition: all 0.2s;
}
.checkout-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }
.checkout-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.order-items { margin-bottom: 12px; }
.order-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.82rem;
  color: var(--text-soft);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.bundle-tag-inline { color: var(--gold); font-size: 0.72rem; }

/* ===== Checkout Forms ===== */
.checkout-layout { display: grid; grid-template-columns: 1fr 380px; gap: 32px; }
.form-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.form-card h3 { font-size: 1.05rem; margin-bottom: 16px; color: var(--gold); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 0.82rem; color: var(--text-soft); margin-bottom: 5px; font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: var(--text);
  font-size: 0.9rem;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
}
.form-group textarea { resize: vertical; min-height: 60px; }

.payment-options { display: flex; flex-direction: column; gap: 10px; }
.payment-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}
.payment-option:hover { border-color: var(--gold-border); }
.payment-option.selected { border-color: var(--gold); background: rgba(212,175,55,0.05); }
.payment-option input[type="radio"] { margin-top: 3px; accent-color: var(--gold); }
.payment-option-label { font-weight: 600; font-size: 0.9rem; }
.payment-option-desc { font-size: 0.78rem; color: var(--text-mute); margin-top: 2px; }

/* ===== Empty / Loading / Error States ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-mute);
}
.empty-state-icon { font-size: 3.5rem; margin-bottom: 16px; }
.empty-state h2 { color: var(--text); margin-bottom: 8px; font-size: 1.3rem; }
.empty-state p { margin-bottom: 8px; }

.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-mute);
}
.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  margin: 0 auto 12px;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.error-box {
  background: rgba(231,76,60,0.1);
  border: 1px solid rgba(231,76,60,0.3);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  color: var(--text-soft);
  margin-bottom: 16px;
}
.error-box button {
  margin-top: 12px;
  background: var(--gold);
  color: #1a1a1a;
  border: none;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--card);
  border: 1px solid var(--gold-border);
  color: var(--text);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow);
  z-index: 1000;
  animation: slideUp 0.3s ease;
}
@keyframes slideUp { from { opacity: 0; transform: translateX(-50%) translateY(20px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }

/* ===== Footer ===== */
.footer {
  background: #0a0a0a;
  border-top: 1px solid var(--border);
  margin-top: 64px;
  padding: 48px 0 24px;
}
.footer-inner { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer h4 { color: var(--gold); font-size: 0.9rem; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 1px; }
.footer p { color: var(--text-mute); font-size: 0.82rem; margin-bottom: 6px; line-height: 1.6; }
.footer a { display: block; color: var(--text-mute); font-size: 0.82rem; padding: 3px 0; transition: color 0.2s; }
.footer a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.78rem;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .category-grid { grid-template-columns: repeat(3, 1fr); }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .bundle-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero h1 { font-size: 2rem; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .bundle-grid { grid-template-columns: 1fr; }
  .cart-layout, .checkout-layout { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; padding: 20px; }
  .detail-img { min-height: 240px; font-size: 4rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cart-summary { position: static; }
}
@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 40px 16px 32px; }
  .hero h1 { font-size: 1.6rem; }
}