/* =============================================
   Digital Store - Main Stylesheet
   Modern Gradient Design
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ─── CSS Variables ─────────────────────────── */
:root {
  --primary: #6C3BF5;
  --primary-dark: #5228E8;
  --secondary: #F53B8A;
  --accent: #00D2FF;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;

  --grad-1: linear-gradient(135deg, #6C3BF5 0%, #F53B8A 100%);
  --grad-2: linear-gradient(135deg, #00D2FF 0%, #6C3BF5 100%);
  --grad-3: linear-gradient(135deg, #F53B8A 0%, #FF6B35 100%);
  --grad-hero: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);

  --dark: #0f0e17;
  --dark-2: #1a1830;
  --dark-3: #252340;
  --text: #1a1a2e;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --border: #e5e7eb;
  --bg: #f8f9ff;
  --white: #ffffff;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow: 0 4px 20px rgba(108,59,245,0.12);
  --shadow-lg: 0 10px 40px rgba(108,59,245,0.2);
  --shadow-xl: 0 20px 60px rgba(108,59,245,0.25);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
}

/* ─── Reset ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition-fast); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
input, textarea, select, button { font-family: inherit; }

/* ─── Typography ─────────────────────────────── */
h1, h2, h3, h4, h5, h6 { font-family: 'Space Grotesk', sans-serif; font-weight: 700; line-height: 1.2; }
.gradient-text { background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ─── Layout ─────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-sm { padding: 40px 0; }

/* ─── Navbar ─────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 14, 23, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: var(--transition);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 20px;
}
.navbar-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--grad-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.navbar-nav a {
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.navbar-nav a:hover, .navbar-nav a.active {
  color: #fff;
  background: rgba(108,59,245,0.3);
}
.navbar-search { position: relative; flex: 1; max-width: 340px; }
.navbar-search input {
  width: 100%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: #fff;
  padding: 9px 44px 9px 16px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  outline: none;
  transition: var(--transition-fast);
}
.navbar-search input::placeholder { color: rgba(255,255,255,0.4); }
.navbar-search input:focus { border-color: var(--primary); background: rgba(108,59,245,0.15); }
.navbar-search button {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: rgba(255,255,255,0.5); cursor: pointer; font-size: 0.9rem;
}
.navbar-actions { display: flex; align-items: center; gap: 10px; }
.nav-icon-btn {
  display: flex; align-items: center; gap: 6px;
  color: rgba(255,255,255,0.8); font-size: 0.875rem; font-weight: 500;
  padding: 8px 14px; border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.nav-icon-btn:hover { color: #fff; background: rgba(255,255,255,0.08); }
.navbar-toggle {
  display: none; background: none; border: none; color: #fff;
  font-size: 1.4rem; cursor: pointer; padding: 5px;
}
.mobile-nav {
  display: none; position: absolute; top: 70px; left: 0; right: 0;
  background: #12101f; border-bottom: 1px solid rgba(255,255,255,0.07);
  padding: 16px 20px; z-index: 999; flex-direction: column; gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a { color: rgba(255,255,255,0.85); padding: 10px 14px; border-radius: var(--radius-sm); font-weight: 500; }
.mobile-nav a:hover { background: rgba(108,59,245,0.25); color: #fff; }
.mobile-nav .search-row { padding: 10px 0; }
.mobile-nav input {
  width: 100%; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12);
  color: #fff; padding: 10px 16px; border-radius: var(--radius-full); outline: none; font-size: 0.9rem;
}

/* ─── Buttons ─────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 600;
  cursor: pointer; border: none; transition: var(--transition); text-decoration: none;
  white-space: nowrap; position: relative; overflow: hidden;
}
.btn::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,0); transition: var(--transition-fast);
}
.btn:hover::after { background: rgba(255,255,255,0.1); }
.btn:active { transform: scale(0.98); }

.btn-primary { background: var(--grad-1); color: #fff; box-shadow: 0 4px 20px rgba(108,59,245,0.4); }
.btn-primary:hover { box-shadow: 0 8px 30px rgba(108,59,245,0.55); transform: translateY(-2px); color: #fff; }
.btn-secondary { background: var(--grad-3); color: #fff; box-shadow: 0 4px 20px rgba(245,59,138,0.35); }
.btn-secondary:hover { box-shadow: 0 8px 30px rgba(245,59,138,0.5); transform: translateY(-2px); color: #fff; }
.btn-outline {
  background: transparent; border: 2px solid var(--primary); color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--primary); font-weight: 700; box-shadow: var(--shadow-lg); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-xl); color: var(--primary); }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-sm { padding: 8px 16px; font-size: 0.8rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; border-radius: var(--radius); }
.btn-icon { padding: 10px; border-radius: var(--radius-sm); }

/* ─── Hero Section ─────────────────────────────── */
.hero {
  background: var(--grad-hero);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(108,59,245,0.3) 0%, transparent 70%);
  top: -200px; right: -100px; animation: float 8s ease-in-out infinite;
}
.hero::after {
  content: ''; position: absolute; width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(245,59,138,0.2) 0%, transparent 70%);
  bottom: -100px; left: -100px; animation: float 10s ease-in-out infinite reverse;
}
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-30px); } }
.hero-content { position: relative; z-index: 1; text-align: center; color: #fff; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(108,59,245,0.3); border: 1px solid rgba(108,59,245,0.5);
  color: #c4b5fd; padding: 6px 18px; border-radius: var(--radius-full);
  font-size: 0.85rem; font-weight: 600; margin-bottom: 24px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 4rem); margin-bottom: 20px; line-height: 1.15; }
.hero p { font-size: 1.2rem; color: rgba(255,255,255,0.75); max-width: 580px; margin: 0 auto 40px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; justify-content: center; margin-top: 60px; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat-number { font-size: 2rem; font-weight: 800; background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.6); }

/* ─── Section Headers ─────────────────────────── */
.section-header { text-align: center; margin-bottom: 50px; }
.section-tag {
  display: inline-block; background: rgba(108,59,245,0.12); color: var(--primary);
  padding: 5px 16px; border-radius: var(--radius-full); font-size: 0.8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px;
}
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 14px; }
.section-header p { color: var(--text-muted); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

/* ─── Category Cards ─────────────────────────── */
.categories-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px; }
.category-card {
  background: #fff; border-radius: var(--radius); padding: 24px 16px; text-align: center;
  border: 1px solid var(--border); transition: var(--transition); cursor: pointer;
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.category-card::before {
  content: ''; position: absolute; inset: 0; background: var(--grad-1); opacity: 0; transition: var(--transition);
}
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.category-card:hover::before { opacity: 0.06; }
.category-card i { font-size: 2.2rem; background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 12px; display: block; }
.category-card h4 { font-size: 0.9rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.category-card span { font-size: 0.78rem; color: var(--text-muted); }

/* ─── Product Cards ──────────────────────────── */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.product-card {
  background: #fff; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); transition: var(--transition); box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); border-color: rgba(108,59,245,0.3); }
.product-card-img {
  position: relative; height: 200px; background: linear-gradient(135deg, #f3f0ff, #fce7f3);
  overflow: hidden;
}
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-card-img img { transform: scale(1.08); }
.product-card-img .badge { position: absolute; top: 12px; left: 12px; }
.product-card-img .product-overlay {
  position: absolute; inset: 0; background: rgba(108,59,245,0.85);
  display: flex; align-items: center; justify-content: center; gap: 12px;
  opacity: 0; transition: var(--transition);
}
.product-card:hover .product-overlay { opacity: 1; }
.product-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-category-tag {
  font-size: 0.75rem; font-weight: 700; color: var(--primary);
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px;
}
.product-card-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; color: var(--text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-card-body p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.product-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); }
.product-price { display: flex; align-items: center; gap: 8px; }
.price-current { font-size: 1.3rem; font-weight: 800; background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.price-original { font-size: 0.9rem; color: var(--text-light); text-decoration: line-through; }
.product-meta { display: flex; gap: 10px; font-size: 0.75rem; color: var(--text-muted); }
.product-meta span { display: flex; align-items: center; gap: 3px; }

/* ─── Badges ──────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px; border-radius: var(--radius-full); font-size: 0.72rem; font-weight: 700;
}
.badge-primary { background: rgba(108,59,245,0.15); color: var(--primary); }
.badge-success { background: rgba(34,197,94,0.15); color: var(--success); }
.badge-danger { background: rgba(239,68,68,0.15); color: var(--danger); }
.badge-warning { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-sale { background: var(--grad-3); color: #fff; }
.badge-featured { background: var(--grad-1); color: #fff; }

/* ─── Forms ──────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.form-control {
  width: 100%; padding: 12px 16px; border: 2px solid var(--border);
  border-radius: var(--radius-sm); font-size: 0.9rem; color: var(--text);
  background: #fff; outline: none; transition: var(--transition-fast);
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(108,59,245,0.1); }
.form-control::placeholder { color: var(--text-light); }
.form-select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 40px; appearance: none; }
.form-text { font-size: 0.8rem; color: var(--text-muted); margin-top: 6px; }
.form-error { font-size: 0.8rem; color: var(--danger); margin-top: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ─── Auth Cards ──────────────────────────────── */
.auth-wrapper {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--grad-hero); padding: 40px 20px;
}
.auth-card {
  background: #fff; border-radius: var(--radius-xl); padding: 48px;
  width: 100%; max-width: 480px; box-shadow: var(--shadow-xl);
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo .brand { font-size: 2rem; font-weight: 800; background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.auth-card h2 { font-size: 1.6rem; margin-bottom: 6px; }
.auth-card p { color: var(--text-muted); margin-bottom: 28px; }
.auth-divider { text-align: center; color: var(--text-muted); font-size: 0.85rem; margin: 20px 0; position: relative; }
.auth-divider::before, .auth-divider::after { content: ''; position: absolute; top: 50%; width: 38%; height: 1px; background: var(--border); }
.auth-divider::before { left: 0; } .auth-divider::after { right: 0; }

/* ─── Flash Messages ─────────────────────────── */
.flash-message {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 20px; border-radius: var(--radius-sm); margin-bottom: 20px;
  font-weight: 500; font-size: 0.9rem; animation: slideDown 0.3s ease;
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
.flash-icon { font-size: 1.1rem; flex-shrink: 0; }
.flash-success { background: rgba(34,197,94,0.12); color: #166534; border: 1px solid rgba(34,197,94,0.3); }
.flash-error { background: rgba(239,68,68,0.12); color: #991b1b; border: 1px solid rgba(239,68,68,0.3); }
.flash-warning { background: rgba(245,158,11,0.12); color: #92400e; border: 1px solid rgba(245,158,11,0.3); }
.flash-info { background: rgba(59,130,246,0.12); color: #1e40af; border: 1px solid rgba(59,130,246,0.3); }

/* ─── Cards ──────────────────────────────────── */
.card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.card-body { padding: 24px; }
.card-header { padding: 20px 24px; border-bottom: 1px solid var(--border); font-weight: 700; font-size: 1rem; }

/* ─── Gradient Cards ─────────────────────────── */
.grad-card {
  border-radius: var(--radius-lg); padding: 28px; color: #fff;
  position: relative; overflow: hidden;
}
.grad-card::before { content: ''; position: absolute; width: 200px; height: 200px; border-radius: 50%; background: rgba(255,255,255,0.1); top: -60px; right: -60px; }
.grad-card-1 { background: var(--grad-1); }
.grad-card-2 { background: var(--grad-2); }
.grad-card-3 { background: var(--grad-3); }
.grad-card-4 { background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%); }
.grad-card-value { font-size: 2.2rem; font-weight: 800; margin-bottom: 4px; }
.grad-card-label { font-size: 0.85rem; opacity: 0.85; }
.grad-card-icon { position: absolute; right: 24px; bottom: 20px; font-size: 3rem; opacity: 0.25; }

/* ─── Table ──────────────────────────────────── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; background: #fff; }
thead { background: var(--bg); }
th { padding: 14px 18px; text-align: left; font-size: 0.8rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--border); }
td { padding: 14px 18px; font-size: 0.875rem; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg); }

/* ─── Pagination ─────────────────────────────── */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 40px; flex-wrap: wrap; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 600;
  border: 2px solid var(--border); color: var(--text); transition: var(--transition-fast);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .active { background: var(--grad-1); border-color: transparent; color: #fff; }

/* ─── Product Detail ─────────────────────────── */
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.product-detail-img { border-radius: var(--radius-lg); overflow: hidden; background: linear-gradient(135deg, #f3f0ff, #fce7f3); aspect-ratio: 1; display: flex; align-items: center; justify-content: center; }
.product-detail-img img { width: 100%; height: 100%; object-fit: cover; }
.product-tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0; }
.product-tag { background: rgba(108,59,245,0.1); color: var(--primary); padding: 4px 12px; border-radius: var(--radius-full); font-size: 0.78rem; font-weight: 600; }
.product-info-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 16px 0; }
.info-chip {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg); border: 1px solid var(--border);
  padding: 6px 14px; border-radius: var(--radius-sm); font-size: 0.8rem; color: var(--text-muted);
}
.info-chip i { color: var(--primary); }

/* ─── Checkout ───────────────────────────────── */
.checkout-grid { display: grid; grid-template-columns: 1fr 380px; gap: 32px; }
.payment-box { background: linear-gradient(135deg, #faf5ff, #fff1f9); border: 1px solid rgba(108,59,245,0.2); border-radius: var(--radius-lg); padding: 24px; margin: 20px 0; }
.upload-area {
  border: 2px dashed var(--primary); border-radius: var(--radius); padding: 40px 20px; text-align: center;
  cursor: pointer; transition: var(--transition-fast); background: rgba(108,59,245,0.03);
}
.upload-area:hover { background: rgba(108,59,245,0.08); border-color: var(--primary-dark); }
.upload-area i { font-size: 3rem; color: var(--primary); margin-bottom: 12px; }

/* ─── Order Status ───────────────────────────── */
.status-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 14px; border-radius: var(--radius-full); font-size: 0.78rem; font-weight: 700;
}
.status-pending { background: rgba(245,158,11,0.15); color: #b45309; }
.status-verified { background: rgba(34,197,94,0.15); color: #166534; }
.status-rejected { background: rgba(239,68,68,0.15); color: #991b1b; }
.status-refunded { background: rgba(107,114,128,0.15); color: #374151; }

/* ─── Footer ─────────────────────────────────── */
.footer { background: var(--dark); color: rgba(255,255,255,0.75); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 48px; }
.footer-brand { font-size: 1.8rem; font-weight: 800; background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 14px; }
.footer-desc { font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }
.footer h4 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 18px; letter-spacing: 0.5px; text-transform: uppercase; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.65); font-size: 0.875rem; transition: var(--transition-fast); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-social { display: flex; gap: 10px; }
.social-btn {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.7); font-size: 1rem; transition: var(--transition-fast);
}
.social-btn:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-newsletter input {
  width: 100%; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12);
  color: #fff; padding: 12px 16px; border-radius: var(--radius-sm); outline: none;
  font-size: 0.875rem; margin-bottom: 10px;
}
.footer-newsletter input::placeholder { color: rgba(255,255,255,0.4); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: gap; gap: 10px; }
.footer-bottom p { font-size: 0.85rem; }

/* ─── Admin Layout ───────────────────────────── */
.admin-body { background: #f1f0f7; min-height: 100vh; display: flex; }
.admin-sidebar {
  width: 260px; background: var(--dark-2); color: #fff; flex-shrink: 0;
  display: flex; flex-direction: column; position: fixed; height: 100vh; left: 0; top: 0;
  z-index: 100; transition: var(--transition);
}
.admin-sidebar-header { padding: 24px 20px; border-bottom: 1px solid rgba(255,255,255,0.07); }
.admin-sidebar-brand { font-size: 1.4rem; font-weight: 800; background: var(--grad-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.admin-sidebar-subtitle { font-size: 0.75rem; color: rgba(255,255,255,0.4); margin-top: 2px; }
.admin-nav { flex: 1; padding: 16px 12px; overflow-y: auto; }
.admin-nav-label { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: rgba(255,255,255,0.3); padding: 14px 10px 8px; }
.admin-nav a {
  display: flex; align-items: center; gap: 10px; padding: 11px 12px; border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.7); font-size: 0.875rem; font-weight: 500; transition: var(--transition-fast); margin-bottom: 2px;
}
.admin-nav a:hover, .admin-nav a.active {
  background: rgba(108,59,245,0.3); color: #fff;
}
.admin-nav a.active { background: var(--primary); color: #fff; }
.admin-nav i { width: 18px; text-align: center; font-size: 0.9rem; }
.admin-main { margin-left: 260px; flex: 1; min-height: 100vh; }
.admin-topbar {
  background: #fff; border-bottom: 1px solid var(--border); height: 64px;
  display: flex; align-items: center; justify-content: space-between; padding: 0 28px;
  position: sticky; top: 0; z-index: 99;
}
.admin-topbar-title { font-size: 1.1rem; font-weight: 700; }
.admin-topbar-right { display: flex; align-items: center; gap: 16px; }
.admin-content { padding: 28px; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
.page-header h1 { font-size: 1.6rem; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; margin-bottom: 28px; }

/* ─── Misc ───────────────────────────────────── */
.empty-state { text-align: center; padding: 60px 20px; }
.empty-state i { font-size: 4rem; color: var(--text-light); margin-bottom: 16px; }
.empty-state h3 { font-size: 1.2rem; margin-bottom: 8px; }
.empty-state p { color: var(--text-muted); margin-bottom: 24px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 24px; flex-wrap: wrap; }
.breadcrumb a { color: var(--primary); }
.breadcrumb-sep { color: var(--text-light); }
.divider { height: 1px; background: var(--border); margin: 24px 0; }
.text-muted { color: var(--text-muted) !important; }
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; } .mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; } .mb-2 { margin-bottom: 16px; } .mb-3 { margin-bottom: 24px; } .mb-4 { margin-bottom: 32px; }
.gap-2 { gap: 16px; } .d-flex { display: flex; } .align-center { align-items: center; }
.tag-sale {
  display: inline-block; background: var(--grad-3); color: #fff;
  padding: 2px 8px; border-radius: 4px; font-size: 0.7rem; font-weight: 700;
}

/* ─── Responsive ─────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .checkout-grid { grid-template-columns: 1fr; }
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
}
@media (max-width: 768px) {
  .navbar-nav, .navbar-search { display: none; }
  .navbar-toggle { display: block; }
  .section { padding: 50px 0; }
  .hero { padding: 70px 0 50px; }
  .hero-stats { gap: 24px; }
  .products-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 32px 24px; }
  .admin-content { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 2rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .products-grid { grid-template-columns: 1fr; }
}