/* ============================================
   DHIYA MEDICAL AGENCY — Global Design System
   Inspired by vibcare.co.in
   ============================================ */

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

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary Palette — Dhiya Medical Agency Navy Blue */
  --primary-900: #010120;
  --primary-800: #020240;
  --primary-700: #030358;
  --primary-600: #04047a;
  --primary-500: #0606a0;
  --primary-400: #3a3ab8;
  --primary-300: #7070cc;
  --primary-200: #b0b0e8;
  --primary-100: #d8d8f5;
  --primary-50:  #eeeefc;

  /* Accent — Dhiya Medical Agency Gold */
  --accent-500: #e09410;
  --accent-400: #f8a217;
  --accent-300: #fbb84a;
  --accent-200: #fdd08a;
  --accent-100: #feeac5;

  /* Neutrals */
  --neutral-900: #1A1A2E;
  --neutral-800: #2D2D44;
  --neutral-700: #404060;
  --neutral-600: #5A5A7A;
  --neutral-500: #7A7A96;
  --neutral-400: #9E9EB5;
  --neutral-300: #C4C4D4;
  --neutral-200: #E2E2EC;
  --neutral-100: #F0F0F6;
  --neutral-50:  #F7F8FC;
  --white: #FFFFFF;

  /* Semantic */
  --success: #0D8C4D;
  --warning: #E8A317;
  --danger: #DC3545;
  --info: #0EA5E9;

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  --shadow-green: 0 4px 16px rgba(3,3,88,0.25);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --container-max: 1280px;
  --header-height: 72px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--neutral-800);
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ---------- Container ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--neutral-900);
}
h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }

.text-gradient {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary-500);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--neutral-500);
  max-width: 640px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 12px 32px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
}
.btn:hover::after { transform: translateX(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-600));
  color: var(--white);
  box-shadow: 0 4px 16px rgba(3,3,88,0.30);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-800), var(--primary-700));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(3,3,88,0.45);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
}
.btn-secondary:hover {
  background: var(--primary-600);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
  color: var(--white);
}
.btn-accent:hover {
  background: linear-gradient(135deg, #D4920F, var(--accent-500));
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--primary-600);
  box-shadow: var(--shadow-md);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-sm { padding: 8px 20px; font-size: var(--text-xs); }
.btn-lg { padding: 16px 40px; font-size: var(--text-base); }
.btn-icon { padding: 10px; border-radius: var(--radius-md); }

/* ---------- Header / Navigation ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--neutral-200);
  z-index: 1000;
  transition: all var(--transition-base);
}
.header.scrolled {
  box-shadow: var(--shadow-md);
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-xl);
  color: var(--primary-700);
}
.logo img {
  height: 52px;
  width: auto;
  max-width: 240px;
  display: block;
}
.logo-icon {
  display: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav-links a {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--neutral-700);
  letter-spacing: 0.3px;
  position: relative;
  padding: var(--space-2) 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-500);
  transition: width var(--transition-base);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-600);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-dropdown {
  position: relative;
}
.nav-dropdown .dropdown-menu {
  position: absolute;
  top: 100%;
  left: -12px;
  min-width: 200px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-base);
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: block;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  color: var(--neutral-700);
}
.dropdown-menu a:hover {
  background: var(--primary-50);
  color: var(--primary-600);
}
.dropdown-menu a::after { display: none; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav-cart {
  position: relative;
  font-size: 20px;
  color: var(--neutral-700);
  padding: var(--space-2);
}
.nav-cart:hover { color: var(--primary-600); }
.cart-badge {
  position: absolute;
  top: -2px;
  right: -6px;
  width: 18px;
  height: 18px;
  background: var(--danger);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
  background: transparent;
  border: none;
  z-index: 1000;
}
.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--neutral-800);
  border-radius: 2px;
  transition: all var(--transition-base);
  pointer-events: none; /* Fix click targeting */
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--neutral-100);
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.product-card {
  position: relative;
  cursor: pointer;
}
.product-card .card-badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 2;
}
.badge-division {
  background: var(--primary-600);
  color: var(--white);
}
.badge-new {
  background: var(--accent-500);
  color: var(--white);
}
.badge-stock {
  background: var(--success);
  color: var(--white);
}
.product-card .card-img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  padding: var(--space-4);
  background: var(--neutral-50);
  transition: transform var(--transition-base);
}
.product-card:hover .card-img { transform: scale(1.05); }
.product-card .card-body {
  padding: var(--space-4) var(--space-5);
}
.product-card .card-form {
  font-size: var(--text-xs);
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-1);
}
.product-card .card-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--neutral-900);
  margin-bottom: var(--space-1);
  line-height: 1.3;
}
.product-card .card-composition {
  font-size: var(--text-sm);
  color: var(--neutral-500);
  margin-bottom: var(--space-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-card .card-packing {
  font-size: var(--text-xs);
  color: var(--neutral-400);
  margin-bottom: var(--space-3);
}
.product-card .card-pricing {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--neutral-100);
}
.price-item {
  font-size: var(--text-sm);
}
.price-label {
  font-weight: 600;
  color: var(--neutral-500);
}
.price-value {
  font-weight: 700;
  color: var(--primary-600);
}
.price-value.mrp {
  color: var(--neutral-900);
  font-size: var(--text-base);
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: var(--space-5);
}
.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--neutral-700);
  margin-bottom: var(--space-2);
}
.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--neutral-800);
  background: var(--white);
  transition: all var(--transition-fast);
}
.form-input:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(3,3,88,0.12);
}
.form-input::placeholder {
  color: var(--neutral-400);
}
.form-input.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(220,53,69,0.12);
}
.form-error {
  font-size: var(--text-xs);
  color: var(--danger);
  margin-top: var(--space-1);
}
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%235A5A7A'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* ---------- Footer ---------- */
.footer {
  background: linear-gradient(135deg, #010120, #030358);
  color: var(--white);
  padding: var(--space-16) 0 var(--space-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
.footer-brand p {
  color: rgba(255,255,255,0.7);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  line-height: 1.7;
}
.footer h4 {
  color: var(--white);
  font-size: var(--text-lg);
  margin-bottom: var(--space-6);
  position: relative;
  padding-bottom: var(--space-3);
}
.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--primary-400);
  border-radius: 2px;
}
.footer-links a {
  display: block;
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
  padding: var(--space-2) 0;
  transition: all var(--transition-fast);
}
.footer-links a:hover {
  color: var(--white);
  padding-left: var(--space-2);
}
.footer-contact p {
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
  margin-bottom: var(--space-3);
  display: flex;
  gap: var(--space-2);
}
.footer-contact i { color: var(--primary-400); min-width: 20px; }
.social-links {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  transition: all var(--transition-base);
}
.social-links a:hover {
  background: var(--primary-400);
  transform: translateY(-3px);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--neutral-500);
  padding: var(--space-4) 0;
}
.breadcrumb a { color: var(--primary-600); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { color: var(--neutral-400); }

/* ---------- Badges / Tags ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-success { background: var(--primary-100); color: var(--primary-700); }
.badge-warning { background: var(--accent-100); color: var(--accent-500); }
.badge-danger { background: #FDE8E8; color: var(--danger); }
.badge-info { background: #E0F2FE; color: var(--info); }

/* ---------- Toast / Notifications ---------- */
.toast-container {
  position: fixed;
  top: calc(var(--header-height) + 16px);
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 300px;
  animation: slideInRight 0.4s ease;
  border-left: 4px solid var(--primary-500);
}
.toast.toast-success { border-color: var(--success); }
.toast.toast-error { border-color: var(--danger); }
.toast.toast-warning { border-color: var(--warning); }

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes slideOutRight {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(100%); opacity: 0; }
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}
.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}
.modal {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform var(--transition-base);
}
.modal-overlay.active .modal {
  transform: scale(1);
}

/* ---------- Section Spacing ---------- */
.section { padding: var(--space-20) 0; }
.section-sm { padding: var(--space-12) 0; }
.section-alt { background: var(--neutral-50); }
.section-dark {
  background: linear-gradient(135deg, #010120, #030358);
  color: var(--white);
}

/* ---------- Utility Classes ---------- */
.text-center { text-align: center; }
.text-white { color: var(--white); }
.mx-auto { margin-left: auto; margin-right: auto; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.grid { display: grid; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.relative { position: relative; }

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.fade-in-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--neutral-100) 25%, var(--neutral-50) 50%, var(--neutral-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---------- Page top padding (for fixed header) ---------- */
main { padding-top: var(--header-height); }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--neutral-100); }
::-webkit-scrollbar-thumb { background: var(--neutral-300); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--neutral-500); }

/* Recommended Products Grid */
.rec-section { margin-top: var(--space-8); border-top: 1px solid var(--neutral-100); padding-top: var(--space-6); }
.rec-title { font-size: var(--text-lg); margin-bottom: var(--space-4); }
.rec-grid { display: flex; gap: var(--space-4); overflow-x: auto; padding-bottom: var(--space-2); scrollbar-width: none; }
.rec-grid::-webkit-scrollbar { display: none; }
.rec-card { flex-shrink: 0; width: 140px; background: var(--white); border: 1px solid var(--neutral-100); border-radius: var(--radius-md); padding: var(--space-3); text-align: center; transition: all var(--transition-fast); text-decoration: none; display: block; }
.rec-card:hover { border-color: var(--primary-300); transform: translateY(-2px); }
.rec-img-wrap { width: 100px; height: 100px; margin: 0 auto var(--space-2); display: flex; align-items: center; justify-content: center; }
.rec-img-wrap img { width: 100%; height: 100%; object-fit: contain; }
.rec-name { font-size: 12px; font-weight: 600; color: var(--neutral-800); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Product Card Image Wrapper */
.card-img-wrap { height: 200px; }