/* ===================================
   INTERX HEALTH — MAIN STYLESHEET
   Dark Luxury Medical Aesthetic
   =================================== */

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

:root {
  --bg-dark: #050a12;
  --bg-card: #0a1628;
  --bg-card2: #0d1f3c;
  --bg-surface: #0f2040;
  --border: rgba(0, 212, 200, 0.15);
  --border-bright: rgba(0, 212, 200, 0.35);
  --cyan: #00d4c8;
  --cyan-dim: rgba(0, 212, 200, 0.1);
  --blue: #0066cc;
  --blue-bright: #1a8fff;
  --teal: #00b8a9;
  --white: #ffffff;
  --white-80: rgba(255,255,255,0.8);
  --white-60: rgba(255,255,255,0.6);
  --white-30: rgba(255,255,255,0.3);
  --white-10: rgba(255,255,255,0.08);
  --accent: #00d4c8;
  --accent2: #ff6b35;
  --gold: #ffd700;
  --success: #00c853;
  --warning: #ff9800;
  --danger: #f44336;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'Outfit', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --shadow-glow: 0 0 40px rgba(0, 212, 200, 0.2);
  --shadow-card: 0 20px 60px rgba(0,0,0,0.5);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-h: 120px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--white);
  overflow-x: hidden;
  min-height: 100vh;
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 3px; }

/* SELECTIONS */
::selection { background: rgba(0,212,200,0.3); color: white; }

/* ======================== NAVBAR ======================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(5, 10, 18, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(5, 10, 18, 0.98);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-main {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 18px;
  color: var(--white);
  letter-spacing: -0.5px;
}

.logo-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--cyan);
  letter-spacing: 3px;
}

.nav-search {
  flex: 1;
  max-width: 480px;
  display: flex;
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  transition: var(--transition);
}

.nav-search:focus-within {
  border-color: var(--cyan);
  box-shadow: 0 0 20px rgba(0,212,200,0.15);
}

.nav-search input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 10px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
}

.nav-search input::placeholder { color: var(--white-30); }

.search-btn {
  background: none;
  border: none;
  padding: 10px 16px;
  color: var(--cyan);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.search-btn:hover { background: var(--cyan-dim); }

.nav-actions {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.nav-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 14px;
  color: var(--white-80);
  text-decoration: none;
  border-radius: 8px;
  transition: var(--transition);
  font-size: 10px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  position: relative;
}

.nav-action-btn:hover {
  color: var(--cyan);
  background: var(--cyan-dim);
}

.cart-btn { position: relative; }

.cart-badge {
  position: absolute;
  top: 4px;
  right: 8px;
  background: var(--cyan);
  color: var(--bg-dark);
  font-size: 10px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
}

/* Mega Menu */
.mega-menu {
  background: rgba(10, 22, 40, 0.98);
  border-bottom: 1px solid var(--border);
  display: none;
  backdrop-filter: blur(20px);
}

.mega-menu.open { display: block; }

.mega-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}

.mega-col h4 {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--cyan);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.mega-col a {
  display: block;
  color: var(--white-60);
  text-decoration: none;
  font-size: 13px;
  padding: 4px 0;
  transition: var(--transition);
}

.mega-col a:hover { color: var(--cyan); padding-left: 4px; }

/* Cat Bar */
.cat-bar {
  background: rgba(10, 22, 40, 0.9);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}

.cat-bar::-webkit-scrollbar { display: none; }

.cat-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 0;
  white-space: nowrap;
}

.cat-link {
  color: var(--white-60);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 12px 20px;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.cat-link:hover, .cat-link.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* ======================== BUTTONS ======================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--cyan);
  color: var(--bg-dark);
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  font-family: var(--font-body);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  background: #00f5e8;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,212,200,0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--white);
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font-body);
  text-decoration: none;
  border: 1px solid var(--white-30);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-dim);
}

.full-width { width: 100%; justify-content: center; }

/* ======================== TRUST BAR ======================== */
.trust-bar {
  background: linear-gradient(90deg, rgba(0,102,204,0.2), rgba(0,212,200,0.1), rgba(0,102,204,0.2));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.trust-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  gap: 40px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
  color: var(--white-80);
  white-space: nowrap;
}

/* ======================== SECTIONS ======================== */
.section-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid var(--border-bright);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  letter-spacing: 2px;
  line-height: 1.1;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--white-60);
  font-size: 16px;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.6;
}

.see-all-link {
  position: absolute;
  right: 0;
  bottom: 16px;
  color: var(--cyan);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  transition: var(--transition);
}

.see-all-link:hover { gap: 12px; }

/* ======================== PRODUCT CARD ======================== */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}

.product-card:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,212,200,0.15);
}

.product-img-area {
  background: linear-gradient(135deg, var(--bg-card2), var(--bg-surface));
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 180px;
  position: relative;
}

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 700;
}

.badge-new { background: var(--cyan); color: var(--bg-dark); }
.badge-hot { background: var(--accent2); color: white; }
.badge-sale { background: var(--gold); color: var(--bg-dark); }

.wishlist-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--white-60);
  transition: var(--transition);
  font-size: 18px;
}

.wishlist-btn:hover, .wishlist-btn.active { color: #ff4d6d; border-color: #ff4d6d; }

.vial-display {
  width: 80px;
  height: 120px;
  position: relative;
  animation: floatVial 3s ease-in-out infinite;
}

@keyframes floatVial {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.vial-cap-d {
  width: 100%;
  height: 22px;
  border-radius: 4px 4px 0 0;
}

.vial-body-d {
  width: 100%;
  flex: 1;
  border: 2px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
  text-align: center;
  border-radius: 0 0 8px 8px;
}

.vial-name-d {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
}

.vial-dose-d {
  font-size: 10px;
  color: var(--cyan);
  margin-top: 4px;
}

.product-info {
  padding: 20px;
}

.product-category {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.product-name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1px;
  margin-bottom: 6px;
  line-height: 1.1;
}

.product-desc {
  font-size: 13px;
  color: var(--white-60);
  line-height: 1.5;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.product-tag {
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--white-60);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}

.product-price {
  display: flex;
  flex-direction: column;
}

.price-current {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--cyan);
  letter-spacing: 1px;
}

.price-original {
  font-size: 12px;
  color: var(--white-30);
  text-decoration: line-through;
}

.add-cart-btn {
  background: var(--cyan);
  color: var(--bg-dark);
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
}

.add-cart-btn:hover {
  background: #00f5e8;
  transform: scale(1.05);
}

/* ======================== TOAST ======================== */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--bg-card);
  border: 1px solid var(--cyan);
  border-radius: 12px;
  padding: 16px 24px;
  font-size: 14px;
  color: var(--white);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 320px;
  box-shadow: var(--shadow-glow);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ======================== CART SIDEBAR ======================== */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1099;
  display: none;
  backdrop-filter: blur(4px);
}

.cart-overlay.open { display: block; }

.cart-sidebar {
  position: fixed;
  right: -400px;
  top: 0;
  bottom: 0;
  width: 400px;
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  z-index: 1100;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.cart-sidebar.open { right: 0; }

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.cart-header h3 {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 2px;
}

.close-cart {
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  color: var(--white);
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.close-cart:hover { border-color: var(--cyan); color: var(--cyan); }

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.cart-item {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 12px;
}

.cart-item-img {
  width: 60px;
  height: 60px;
  background: var(--bg-surface);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 9px;
  text-align: center;
  padding: 4px;
  color: var(--cyan);
  flex-shrink: 0;
}

.cart-item-info { flex: 1; }

.cart-item-name {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
}

.cart-item-price {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 14px;
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.qty-btn {
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 28px;
  height: 28px;
  color: var(--white);
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.qty-btn:hover { border-color: var(--cyan); color: var(--cyan); }

.cart-footer {
  padding: 24px;
  border-top: 1px solid var(--border);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
}

.cart-total span:last-child {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--cyan);
  letter-spacing: 1px;
}

.btn-checkout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--cyan), var(--blue-bright));
  color: var(--bg-dark);
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  font-family: var(--font-body);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 10px;
}

.btn-checkout:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,212,200,0.4);
}

/* ======================== SEARCH MODAL ======================== */
.search-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 2000;
  display: none;
  backdrop-filter: blur(10px);
  padding: 80px 24px 24px;
}

.search-modal.open { display: block; }

.search-modal-content {
  max-width: 700px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow-glow);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.search-modal-content input {
  flex: 1;
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 20px;
  color: var(--white);
  font-size: 18px;
  font-family: var(--font-body);
  outline: none;
  min-width: 400px;
}

.search-modal-content input:focus { border-color: var(--cyan); }

.search-modal-content button {
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 20px;
  color: var(--white);
  cursor: pointer;
  font-size: 16px;
}

.search-results {
  width: 100%;
  max-height: 400px;
  overflow-y: auto;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  color: var(--white);
}

.search-result-item:hover { background: var(--white-10); }

/* ======================== FOOTER ======================== */
.footer {
  background: #03070f;
  border-top: 1px solid var(--border);
  padding: 60px 24px 0;
}

.footer-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--white-60);
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.social-link {
  color: var(--white-60);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: var(--transition);
}

.social-link:hover { color: var(--cyan); border-color: var(--cyan); }

.disclaimer {
  font-size: 11px;
  color: var(--white-30);
  line-height: 1.5;
  font-family: var(--font-mono);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2.5px;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  color: var(--white-60);
  text-decoration: none;
  font-size: 13px;
  padding: 5px 0;
  transition: var(--transition);
}

.footer-col a:hover { color: var(--cyan); padding-left: 4px; }

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: var(--white-30);
  font-size: 12px;
  font-family: var(--font-mono);
}

.payment-icons {
  display: flex;
  gap: 8px;
}

.pay-icon {
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 10px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  color: var(--white-60);
}

/* ======================== PRODUCTS GRID ======================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

/* ======================== RESPONSIVE ======================== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .mega-container { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav-search { display: none; }
  .nav-actions { gap: 2px; }
  .nav-action-btn span { display: none; }
  .hamburger { display: flex; }
  .cat-bar { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .trust-container { gap: 20px; justify-content: flex-start; }
  .trust-item { font-size: 11px; }
  .products-grid { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
  .section-container { padding: 50px 16px; }
  .cart-sidebar { width: 100%; right: -100%; }
}