/* ===== CertPeptides — Custom Styles ===== */
:root {
  --primary: #003087;
  --primary-dark: #001f5c;
  --accent: #00A4FF;
  --accent-light: #e6f6ff;
  --white: #FFFFFF;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #f59e0b;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

/* BASE */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary); }

/* AGE GATE */
.age-gate {
  position: fixed; inset: 0; z-index: 99999;
  background: rgba(0, 20, 60, 0.97);
  display: flex; align-items: center; justify-content: center;
  padding: 1.5rem;
}
.age-gate-box {
  background: var(--primary-dark);
  border: 2px solid var(--accent);
  border-radius: var(--radius-xl);
  max-width: 560px; width: 100%;
  padding: 3rem 2.5rem;
  text-align: center; color: var(--white);
  box-shadow: 0 0 60px rgba(0, 164, 255, 0.2);
}
.age-gate-box h1 {
  font-size: 1.75rem; font-weight: 800; margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.age-gate-box p { font-size: 0.95rem; line-height: 1.7; margin-bottom: 0.75rem; color: #c8d6e5; }
.age-gate-box ul { text-align: left; margin: 1rem 0 1.5rem 1.25rem; color: #c8d6e5; font-size: 0.93rem; line-height: 1.8; }
.age-gate-box ul li { margin-bottom: 0.25rem; }
.age-gate-buttons { display: flex; gap: 1rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }
.btn-agree {
  background: var(--success); color: var(--white);
  padding: 0.875rem 2.25rem; border: none; border-radius: var(--radius);
  font-size: 1rem; font-weight: 700; cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}
.btn-agree:hover { background: #15803d; transform: translateY(-1px); }
.btn-exit {
  background: var(--danger); color: var(--white);
  padding: 0.875rem 2.25rem; border: none; border-radius: var(--radius);
  font-size: 1rem; font-weight: 700; cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}
.btn-exit:hover { background: #b91c1c; transform: translateY(-1px); }

/* ANNOUNCEMENT BAR */
.announcement-bar {
  background: var(--primary); color: var(--white);
  text-align: center; padding: 0.5rem 1rem;
  font-size: 0.813rem; font-weight: 500; letter-spacing: 0.03em;
}

/* NAVBAR */
.navbar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky; top: 0; z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.navbar-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.5rem; height: 72px;
}
.logo {
  font-size: 1.5rem; font-weight: 800; color: var(--primary);
  letter-spacing: -0.03em; display: flex; align-items: center; gap: 0.5rem;
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 0.25rem; align-items: center; }
.nav-links a {
  color: var(--gray-700); font-size: 0.875rem; font-weight: 500;
  padding: 0.5rem 0.75rem; border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--accent-light); color: var(--primary);
}
.nav-actions { display: flex; align-items: center; gap: 1rem; }
.nav-cart {
  position: relative; color: var(--gray-700); cursor: pointer;
  padding: 0.5rem; border-radius: 50%; transition: background 0.2s;
}
.nav-cart:hover { background: var(--gray-100); }
.cart-badge {
  position: absolute; top: -2px; right: -2px;
  background: var(--danger); color: white;
  font-size: 0.625rem; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.mobile-toggle {
  display: none; background: none; border: none; cursor: pointer;
  padding: 0.5rem; color: var(--gray-700);
}
.mobile-menu {
  display: none; background: var(--white);
  border-top: 1px solid var(--gray-200);
  padding: 1rem 1.5rem;
}
.mobile-menu a {
  display: block; padding: 0.75rem 0; color: var(--gray-700);
  font-size: 0.95rem; font-weight: 500;
  border-bottom: 1px solid var(--gray-100);
}
.mobile-menu.open { display: block; }

@media (max-width: 1024px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
}

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #001a4d 60%, #000d33 100%);
  color: var(--white); padding: 5rem 1.5rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300A4FF' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-inner {
  max-width: 1280px; margin: 0 auto; position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
}
.hero h1 {
  font-size: 2.75rem; font-weight: 800; line-height: 1.15;
  letter-spacing: -0.03em; margin-bottom: 1.25rem;
}
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1.1rem; color: #a8c4e0; margin-bottom: 2rem; line-height: 1.7; }
.hero-badges {
  display: flex; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 2rem;
}
.hero-badge {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.85rem; font-weight: 600; color: var(--accent);
}
.hero-badge svg { width: 20px; height: 20px; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
  background: var(--accent); color: var(--white);
  padding: 0.875rem 2rem; border: none; border-radius: var(--radius);
  font-size: 0.95rem; font-weight: 700; cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  display: inline-flex; align-items: center; gap: 0.5rem;
  text-decoration: none;
}
.btn-primary:hover { background: #0090e0; transform: translateY(-1px); box-shadow: var(--shadow-lg); color: var(--white); }
.btn-outline {
  background: transparent; color: var(--white);
  padding: 0.875rem 2rem; border: 2px solid rgba(255,255,255,0.3); border-radius: var(--radius);
  font-size: 0.95rem; font-weight: 600; cursor: pointer;
  transition: all 0.2s; display: inline-flex; align-items: center; gap: 0.5rem;
  text-decoration: none;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.hero-image {
  display: flex; align-items: center; justify-content: center;
}
.hero-image-placeholder {
  width: 100%; max-width: 480px; aspect-ratio: 1;
  background: linear-gradient(135deg, rgba(0,164,255,0.15), rgba(0,48,135,0.3));
  border-radius: var(--radius-xl); border: 2px solid rgba(0,164,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem; color: rgba(0,164,255,0.4);
}
@media (max-width: 768px) {
  .hero { padding: 3rem 1.5rem; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero h1 { font-size: 2rem; }
  .hero-badges { justify-content: center; }
  .hero-cta { justify-content: center; }
  .hero-image { display: none; }
}

/* SECTIONS */
.section {
  padding: 5rem 1.5rem;
  max-width: 1280px; margin: 0 auto;
}
.section-alt { background: var(--gray-50); }
.section-blue { background: var(--primary); color: var(--white); }
.section-title {
  font-size: 2rem; font-weight: 800; color: var(--primary);
  letter-spacing: -0.02em; margin-bottom: 0.5rem;
}
.section-blue .section-title { color: var(--white); }
.section-subtitle {
  color: var(--gray-500); font-size: 1.05rem; margin-bottom: 3rem;
}
.section-blue .section-subtitle { color: #a8c4e0; }
.text-center { text-align: center; }

/* PRODUCT CARDS */
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}
.product-card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  overflow: hidden; transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-badge {
  position: absolute; top: 0.75rem; left: 0.75rem; z-index: 2;
  background: var(--accent); color: var(--white);
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  padding: 0.25rem 0.625rem; border-radius: 999px; letter-spacing: 0.05em;
}
.product-image {
  width: 100%; aspect-ratio: 1;
  background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem; color: var(--gray-300); position: relative;
}
.product-image .quick-view {
  position: absolute; inset: 0;
  background: rgba(0,48,135,0.7);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.2s;
}
.product-card:hover .quick-view { opacity: 1; }
.quick-view span {
  background: var(--white); color: var(--primary);
  padding: 0.5rem 1.25rem; border-radius: var(--radius);
  font-size: 0.85rem; font-weight: 600;
}
.product-info { padding: 1.25rem; }
.product-info h3 {
  font-size: 1rem; font-weight: 700; color: var(--gray-800);
  margin-bottom: 0.25rem;
}
.product-info .product-cat {
  font-size: 0.75rem; color: var(--accent); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem;
}
.product-info .product-desc {
  font-size: 0.85rem; color: var(--gray-500); margin-bottom: 0.75rem;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.product-price {
  font-size: 1.125rem; font-weight: 800; color: var(--primary);
}
.product-price .from { font-size: 0.8rem; font-weight: 500; color: var(--gray-500); }
.product-actions { padding: 0 1.25rem 1.25rem; display: flex; gap: 0.5rem; }
.btn-add-cart {
  flex: 1; background: var(--primary); color: var(--white);
  border: none; padding: 0.625rem; border-radius: var(--radius);
  font-size: 0.85rem; font-weight: 600; cursor: pointer;
  transition: background 0.2s;
}
.btn-add-cart:hover { background: var(--primary-dark); }

/* CATEGORIES GRID */
.categories-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.category-card {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-lg); padding: 2rem 1.5rem;
  color: var(--white); text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none; display: block;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); color: var(--white); }
.category-card .cat-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.category-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.category-card p { font-size: 0.85rem; color: #a8c4e0; }

/* WHY CHOOSE US */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
}
.feature-card {
  text-align: center; padding: 2rem 1.5rem;
}
.feature-icon {
  width: 64px; height: 64px; margin: 0 auto 1.25rem;
  background: var(--accent-light); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 1.5rem;
}
.feature-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--gray-800); margin-bottom: 0.5rem; }
.feature-card p { font-size: 0.9rem; color: var(--gray-500); }

/* TESTIMONIALS */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}
.testimonial-card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}
.testimonial-stars { color: var(--warning); margin-bottom: 0.75rem; font-size: 1rem; letter-spacing: 0.1em; }
.testimonial-card p { font-size: 0.93rem; color: var(--gray-600); margin-bottom: 1rem; font-style: italic; line-height: 1.7; }
.testimonial-author { font-size: 0.85rem; font-weight: 700; color: var(--gray-800); }
.testimonial-role { font-size: 0.8rem; color: var(--gray-400); }

/* CTA BANNER */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white); padding: 4rem 1.5rem; text-align: center;
}
.cta-banner h2 { font-size: 2rem; font-weight: 800; margin-bottom: 1rem; }
.cta-banner p { font-size: 1.05rem; color: #a8c4e0; margin-bottom: 2rem; max-width: 600px; margin-left: auto; margin-right: auto; }

/* FOOTER */
.footer {
  background: var(--gray-900); color: var(--gray-400);
  padding: 4rem 1.5rem 2rem;
}
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
.footer-brand .logo { color: var(--white); margin-bottom: 1rem; }
.footer-brand p { font-size: 0.875rem; line-height: 1.7; margin-bottom: 1rem; }
.footer h4 {
  color: var(--white); font-size: 0.875rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 1rem;
}
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 0.5rem; }
.footer ul a { color: var(--gray-400); font-size: 0.875rem; transition: color 0.2s; }
.footer ul a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1280px; margin: 2rem auto 0;
  padding-top: 2rem; border-top: 1px solid var(--gray-800);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem; font-size: 0.8rem;
}
.payment-icons { display: flex; gap: 0.75rem; align-items: center; }
.payment-icons span {
  background: var(--gray-800); padding: 0.35rem 0.75rem;
  border-radius: var(--radius); font-size: 0.7rem; font-weight: 600; color: var(--gray-400);
}
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* PAGE HEADER */
.page-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white); padding: 3.5rem 1.5rem; text-align: center;
}
.page-header h1 { font-size: 2.25rem; font-weight: 800; margin-bottom: 0.5rem; }
.page-header p { font-size: 1rem; color: #a8c4e0; }
.breadcrumb {
  display: flex; gap: 0.5rem; justify-content: center; align-items: center;
  font-size: 0.85rem; margin-bottom: 1rem; color: #a8c4e0;
}
.breadcrumb a { color: var(--accent); }

/* PRODUCT DETAIL */
.product-detail {
  max-width: 1280px; margin: 0 auto; padding: 3rem 1.5rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem;
}
.product-gallery {
  background: var(--gray-50); border-radius: var(--radius-lg);
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: 5rem; color: var(--gray-300); border: 1px solid var(--gray-200);
}
.product-detail-info h1 { font-size: 1.75rem; font-weight: 800; color: var(--gray-900); margin-bottom: 0.5rem; }
.product-detail-info .detail-cat {
  font-size: 0.8rem; color: var(--accent); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 1rem;
}
.product-detail-info .detail-price {
  font-size: 1.5rem; font-weight: 800; color: var(--primary); margin-bottom: 1.5rem;
}
.product-detail-info .detail-desc { color: var(--gray-600); line-height: 1.8; margin-bottom: 1.5rem; }
.detail-meta { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.detail-meta span { font-size: 0.875rem; color: var(--gray-500); display: flex; align-items: center; gap: 0.5rem; }
.detail-meta span svg { color: var(--success); }
.quantity-selector {
  display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.5rem;
}
.quantity-selector button {
  width: 40px; height: 40px; border: 1px solid var(--gray-300);
  background: var(--white); border-radius: var(--radius); cursor: pointer;
  font-size: 1.1rem; display: flex; align-items: center; justify-content: center;
}
.quantity-selector input {
  width: 60px; height: 40px; text-align: center; border: 1px solid var(--gray-300);
  border-radius: var(--radius); font-size: 1rem; font-weight: 600;
}
.btn-add-cart-lg {
  background: var(--primary); color: var(--white);
  padding: 1rem 2.5rem; border: none; border-radius: var(--radius);
  font-size: 1rem; font-weight: 700; cursor: pointer;
  transition: background 0.2s; width: 100%;
}
.btn-add-cart-lg:hover { background: var(--primary-dark); }
.product-tabs { margin-top: 2rem; }
.tabs-nav { display: flex; gap: 0; border-bottom: 2px solid var(--gray-200); }
.tabs-nav button {
  padding: 0.75rem 1.5rem; background: none; border: none;
  font-size: 0.9rem; font-weight: 600; color: var(--gray-500);
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all 0.2s;
}
.tabs-nav button.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { padding: 1.5rem 0; color: var(--gray-600); line-height: 1.8; display: none; }
.tab-panel.active { display: block; }
@media (max-width: 768px) {
  .product-detail { grid-template-columns: 1fr; }
}

/* FORMS */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-size: 0.875rem; font-weight: 600;
  color: var(--gray-700); margin-bottom: 0.375rem;
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300); border-radius: var(--radius);
  font-size: 0.95rem; font-family: inherit; color: var(--gray-800);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,164,255,0.15);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-success {
  background: #dcfce7; border: 1px solid #86efac; color: #166534;
  padding: 1rem 1.25rem; border-radius: var(--radius);
  font-weight: 600; font-size: 0.9rem; display: none;
}
.form-success.show { display: block; }

/* CONTENT PAGE */
.content-page {
  max-width: 860px; margin: 0 auto; padding: 3rem 1.5rem;
}
.content-page h2 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin: 2rem 0 0.75rem; }
.content-page h3 { font-size: 1.2rem; font-weight: 700; color: var(--gray-800); margin: 1.5rem 0 0.5rem; }
.content-page p { color: var(--gray-600); line-height: 1.8; margin-bottom: 1rem; }
.content-page ul, .content-page ol { margin: 0.5rem 0 1rem 1.5rem; color: var(--gray-600); }
.content-page li { margin-bottom: 0.5rem; line-height: 1.7; }
.content-page table {
  width: 100%; border-collapse: collapse; margin: 1.5rem 0;
}
.content-page th, .content-page td {
  padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--gray-200);
}
.content-page th { font-weight: 700; color: var(--gray-800); background: var(--gray-50); }

/* BLOG CARDS */
.blog-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}
.blog-card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
.blog-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.blog-image {
  width: 100%; aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-300); font-size: 2rem;
}
.blog-content { padding: 1.5rem; }
.blog-meta { font-size: 0.8rem; color: var(--gray-400); margin-bottom: 0.5rem; }
.blog-content h3 { font-size: 1.1rem; font-weight: 700; color: var(--gray-800); margin-bottom: 0.5rem; }
.blog-content p { font-size: 0.9rem; color: var(--gray-500); margin-bottom: 1rem; }
.blog-link { font-size: 0.875rem; font-weight: 600; color: var(--accent); }

/* COA TABLE */
.coa-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}
.coa-card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 1.5rem;
  display: flex; align-items: center; gap: 1rem;
  transition: box-shadow 0.2s;
}
.coa-card:hover { box-shadow: var(--shadow-md); }
.coa-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  background: var(--accent-light); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}
.coa-info h3 { font-size: 0.95rem; font-weight: 700; color: var(--gray-800); }
.coa-info p { font-size: 0.8rem; color: var(--gray-500); }
.coa-info a { font-size: 0.85rem; font-weight: 600; }

/* FILTER BAR */
.filter-bar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem;
}
.filter-bar select {
  padding: 0.5rem 1rem; border: 1px solid var(--gray-300);
  border-radius: var(--radius); font-size: 0.875rem;
  color: var(--gray-700); background: var(--white);
}
.result-count { font-size: 0.9rem; color: var(--gray-500); }

/* NOTIFICATION TOAST */
.toast {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 9999;
  background: var(--primary); color: var(--white);
  padding: 1rem 1.5rem; border-radius: var(--radius);
  font-size: 0.9rem; font-weight: 600;
  box-shadow: var(--shadow-xl);
  transform: translateY(100px); opacity: 0;
  transition: transform 0.3s, opacity 0.3s;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* SCROLL TO TOP */
.scroll-top {
  position: fixed; bottom: 2rem; left: 2rem; z-index: 999;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary); color: var(--white);
  border: none; cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s, transform 0.2s;
  box-shadow: var(--shadow-lg);
}
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: scale(1.1); }

/* SCHEMA / SEO HIDDEN */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ANIMATIONS */
@keyframes fadeIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.5s ease-out both; }
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }

/* UTILITY */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
@media (max-width: 768px) { .grid-2 { grid-template-columns: 1fr; } }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }

/* NAV ACCOUNT ICON */
.nav-account {
  color: var(--gray-700); padding: 0.5rem; border-radius: 50%;
  transition: background 0.2s, color 0.2s; display: flex; align-items: center;
}
.nav-account:hover, .nav-account.active {
  background: var(--accent-light); color: var(--primary);
}

/* ACCOUNT PAGE */
.account-container {
  max-width: 520px; margin: 0 auto;
}
.account-tabs {
  display: flex; border-bottom: 2px solid var(--gray-200); margin-bottom: 2rem;
}
.account-tab {
  flex: 1; padding: 0.875rem 1rem; background: none; border: none;
  font-size: 0.95rem; font-weight: 600; color: var(--gray-500);
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all 0.2s; text-align: center;
}
.account-tab:hover { color: var(--gray-700); }
.account-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.account-panel { display: none; }
.account-panel.active { display: block; }
.checkbox-label {
  display: flex; align-items: flex-start; gap: 0.5rem;
  font-size: 0.875rem; color: var(--gray-600); cursor: pointer; line-height: 1.5;
}
.checkbox-label input[type="checkbox"] {
  margin-top: 0.2rem; flex-shrink: 0; accent-color: var(--primary);
}
.forgot-link {
  font-size: 0.85rem; color: var(--accent); font-weight: 500;
}
.forgot-link:hover { color: var(--primary); }
.account-benefits {
  margin-top: 2.5rem; padding: 2rem; background: var(--gray-50);
  border-radius: var(--radius-lg); border: 1px solid var(--gray-200);
}
.account-benefits h3 {
  font-size: 1.1rem; font-weight: 700; color: var(--gray-800);
  margin-bottom: 1rem;
}
.account-benefits ul { list-style: none; }
.account-benefits li {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.5rem 0; font-size: 0.9rem; color: var(--gray-600);
}
.account-benefits li svg { color: var(--accent); flex-shrink: 0; }