/* ====================================
   MODERN COLOR THEME
   Primary: #061E29 (Dark Navy)
   Secondary: #1D546D (Medium Blue)
   Accent: #5F9598 (Light Teal)
   Light: #F3F4F4 (Off-White)
   ==================================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Poppins:wght@400;500;600;700&family=Playfair+Display:wght@600;700&display=swap');

/* ====================================
   CSS VARIABLES FOR THEME SWITCHING
   ==================================== */
:root,
html[data-theme="light"] {
  --color-primary: #061E29;
  --color-secondary: #1D546D;
  --color-accent: #5F9598;
  --color-light: #F3F4F4;
  --color-dark-text: #061E29;
  --color-light-text: #F3F4F4;
  --bg-primary: #F3F4F4;
  --bg-secondary: #FFFFFF;
  --border-color: #E0E0E0;
  --shadow-color: rgba(0, 0, 0, 0.15);
  --card-bg: #FFFFFF;
  --input-bg: #FFFFFF;
  --input-border: #D0D0D0;
  --navbar-bg: #ffffff;
  --navbar-text: #1e293b;
  --navbar-border: #e2e8f0;
  /* Shared semantic tokens */
  --text-main:   #1e293b;
  --text-muted:  #64748b;
  --body-bg:     #f3f4f6;
  --divider:     #e2e8f0;
  --select-bg:   #ffffff;
  --select-color:#1e293b;
  --select-border:#d1d5db;
  --accent:      #5F9598;
  --section-title:#5F9598;
  --hover-bg:    rgba(95,149,152,.06);
  --active-bg:   rgba(95,149,152,.08);
  --card-border: #e2e8f0;
  --card-shadow: rgba(0,0,0,.06);
}

html[data-theme="dark"] {
  --color-primary: #E8F1F5;
  --color-secondary: #B0D4E3;
  --color-accent: #7EBBBF;
  --color-light: #0F2C3A;
  --color-dark-text: #E8F1F5;
  --color-light-text: #0F2C3A;
  --bg-primary: #0D1B23;
  --bg-secondary: #1A2F39;
  --border-color: #2A3F4A;
  --shadow-color: rgba(0, 0, 0, 0.4);
  --card-bg: #1A2F39;
  --input-bg: #253541;
  --input-border: #3A5060;
  --navbar-bg: #0f1e2a;
  --navbar-text: #e2e8f0;
  --navbar-border: #1e3040;
  /* Shared semantic tokens */
  --text-main:   #e2e8f0;
  --text-muted:  #94a3b8;
  --body-bg:     #0d1b23;
  --divider:     #2a3f4a;
  --select-bg:   #253541;
  --select-color:#e2e8f0;
  --select-border:#3a5060;
  --accent:      #7EBBBF;
  --section-title:#7EBBBF;
  --hover-bg:    rgba(126,187,191,.06);
  --active-bg:   rgba(126,187,191,.1);
  --card-border: #2a3f4a;
  --card-shadow: rgba(0,0,0,.25);
}

* {
  transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

/* Global Styles */
body {
  background-color: var(--bg-primary);
  font-family: 'Poppins', 'Segoe UI', sans-serif;
  color: var(--color-dark-text);
  font-weight: 400;
}

html {
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  color: var(--color-dark-text);
  font-weight: 700;
  letter-spacing: -0.5px;
}

/* Navbar Styles */
.navbar {
  background: var(--navbar-bg) !important;
  border-bottom: 1px solid var(--navbar-border);
  box-shadow: 0 1px 8px rgba(0,0,0,.06);
  padding: 0.6rem 0;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1rem;
  color: var(--navbar-text) !important;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand img {
  transition: transform 0.2s ease;
}

.navbar-brand:hover img {
  transform: scale(1.06);
}

.navbar .nav-link {
  color: var(--navbar-text) !important;
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.45rem 0.7rem;
  border-radius: 7px;
  transition: background 0.15s, color 0.15s;
}

.navbar .nav-link:hover {
  color: var(--color-accent) !important;
  background: rgba(95,149,152,0.1);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: none;
  border: 1px solid var(--navbar-border);
  border-radius: 8px;
  color: var(--navbar-text);
  font-size: 0.95rem;
  cursor: pointer;
  padding: 0.35rem 0.6rem;
  transition: color 0.2s, background 0.2s, transform 0.2s;
}

.theme-toggle-btn:hover {
  color: var(--color-accent);
  background: rgba(95,149,152,0.12);
  transform: rotate(15deg);
}

.navbar-toggler {
  border-color: var(--navbar-border);
  padding: 0.3rem 0.55rem;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2830,41,59,0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

html[data-theme="dark"] .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28226,232,240,0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(95,149,152,0.2);
}

/* Banner Section */
.banner {
  background-size: cover;
  background-position: center;
  height: 400px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin-top: 56px;
}

.banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(rgba(6, 30, 41, 0.4), rgba(29, 84, 109, 0.4));
  z-index: 1;
}

.banner h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-light-text);
  z-index: 2;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.banner p {
  font-size: 1.5rem;
  color: var(--color-light-text);
  margin-bottom: 20px;
  z-index: 2;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* Button Styles */
.btn {
  font-weight: 600;
  border-radius: 8px;
  padding: 12px 24px;
  transition: all 0.3s ease;
  border: none;
  font-family: 'Montserrat', sans-serif;
}

.btn-primary {
  background-color: var(--color-secondary);
  color: var(--color-light-text);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent);
  color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(95, 149, 152, 0.3);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--color-accent);
  color: var(--color-light-text);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-secondary);
  color: var(--color-light-text);
  box-shadow: 0 4px 12px rgba(95, 149, 152, 0.3);
  transform: translateY(-2px);
}

.btn-danger {
  background-color: var(--color-secondary);
  color: var(--color-light-text);
}

.btn-danger:hover,
.btn-danger:focus {
  background-color: var(--color-accent);
  color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(29, 84, 109, 0.3);
  transform: translateY(-2px);
}

.btn-outline-primary {
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn-outline-primary:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-light-text);
}

.btn-outline-secondary {
  color: var(--color-secondary);
  border-color: var(--color-secondary);
  font-weight: 600;
}

.btn-outline-secondary:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-light-text);
}

.btn-block {
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 1rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

/* Card Styles */
.card {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: all 0.3s ease;
  background-color: var(--card-bg);
}

.card:hover {
  box-shadow: 0 8px 20px rgba(29, 84, 109, 0.15);
  transform: translateY(-4px);
  border-color: var(--color-secondary);
}

.card-header {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-light-text);
  border-radius: 12px 12px 0 0;
  border: none;
  font-weight: 600;
  padding: 20px;
}

.card-body {
  padding: 24px;
  color: var(--color-dark-text);
}

.card-title {
  color: var(--color-dark-text);
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
}

.card-text {
  color: var(--color-dark-text);
  font-weight: 500;
}

/* Section Styles */
section {
  padding: 50px 0;
}

.section-title {
  color: var(--color-dark-text);
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 20px;
  font-family: 'Playfair Display', serif;
  letter-spacing: -1px;
}

.section-title::after {
  content: '';
  position: absolute;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

/* Footer Styles */
footer {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-light-text);
  padding: 40px 0 20px;
  text-align: center;
  margin-top: 50px;
  border-top: 3px solid var(--color-accent);
}

footer h5 {
  color: var(--color-light-text);
  margin-bottom: 15px;
  font-size: 1.2rem;
  font-weight: 700;
}

footer a {
  color: var(--color-light-text);
  text-decoration: none;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

footer p {
  margin: 10px 0;
  font-size: 0.95rem;
}

/* Section Background Alternation */
section:nth-child(even) {
  background-color: var(--bg-secondary);
}

section:nth-child(odd) {
  background-color: var(--bg-primary);
}

/* Input Styles */
.form-control {
  border: 2px solid var(--color-secondary);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 1rem;
  font-family: 'Poppins', sans-serif;
  transition: all 0.3s ease;
  background-color: var(--input-bg);
  color: var(--color-dark-text);
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.2rem rgba(95, 149, 152, 0.25);
  background-color: var(--input-bg);
  color: var(--color-dark-text);
}

.form-label {
  color: var(--color-dark-text);
  font-weight: 600;
  margin-bottom: 8px;
  font-family: 'Poppins', sans-serif;
}

/* Badge Styles */
.badge {
  background-color: var(--color-secondary);
  color: var(--color-light-text);
  padding: 8px 12px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.85rem;
}

/* Table Styles */
.table {
  background-color: var(--card-bg);
  margin-bottom: 0;
  color: var(--color-dark-text);
}

.table thead th {
  border: none;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  padding: 16px;
  background-color: rgba(29, 84, 109, 0.1);
  color: var(--color-dark-text);
}

.table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.3s ease;
}

.table tbody tr:hover {
  background-color: var(--bg-primary);
  transition: background-color 0.2s ease;
}

.table tbody td {
  vertical-align: middle;
  color: var(--color-dark-text);
  padding: 16px;
  font-weight: 500;
}

.table a {
  color: var(--color-secondary);
  font-weight: 600;
}

/* Modal Styles */
.modal-content {
  border: none;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  background-color: var(--card-bg);
  color: var(--color-dark-text);
}

.modal-header {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-light-text);
  border: none;
  border-radius: 12px 12px 0 0;
}

.modal-header .btn-close {
  filter: brightness(0) invert(1);
}

.modal-body {
  padding: 30px;
  color: var(--color-dark-text);
}

.modal-footer {
  border-top: 2px solid var(--border-color);
  background-color: var(--card-bg);
  color: var(--color-dark-text);
}

/* Responsive Design */
@media (max-width: 768px) {
  .banner {
    height: 300px;
    margin-top: 60px;
  }

  .banner h1 {
    font-size: 2rem;
  }

  .banner p {
    font-size: 1.1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .btn-lg {
    padding: 14px 24px;
    font-size: 0.95rem;
  }

  .navbar {
    padding: 0.5rem 0;
  }

  .navbar-brand {
    font-size: 1.1rem;
  }
}

@media (max-width: 576px) {
  .banner {
    height: 250px;
    margin-top: 56px;
  }

  .banner h1 {
    font-size: 1.5rem;
  }

  .banner p {
    font-size: 0.9rem;
  }

  .section-title {
    font-size: 1.3rem;
  }

  .section {
    padding: 30px 0;
  }
}

/* Animation Classes */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-up {
  animation: slideInUp 0.6s ease-out;
}

/* Hover Effects */
.hover-lift {
  transition: all 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

/* Link Styles */
a {
  color: #1D546D;
  text-decoration: none;
  transition: color 0.3s ease;
  font-weight: 500;
}

a:hover {
  color: #0A3A4F;
  text-decoration: underline;
}

/* Additional Utility Classes */
.text-primary-dark {
  color: #061E29;
}

.text-secondary-dark {
  color: #1D546D;
}

.text-accent {
  color: #1D546D;
  font-weight: 600;
}

.text-accent-light {
  color: #5F9598;
  font-weight: 600;
}

.bg-primary-dark {
  background-color: #061E29;
}

.bg-secondary-dark {
  background-color: #1D546D;
}

.bg-accent {
  background-color: #5F9598;
}

.border-primary-dark {
  border-color: #061E29;
}

.border-secondary-dark {
  border-color: #1D546D;  
}

.border-accent {
  border-color: #5F9598;
}

/* Contrast Safe Color Classes */
.text-on-light {
  color: #061E29;
}

.text-on-dark {
  color: #F3F4F4;
}

.text-muted-dark {
  color: #3d4d5c;
  font-weight: 500;
}

/* Product Card Image Styles */
.product-card {
  overflow: hidden;
  margin-bottom: 20px;
}

.product-card .card-img-top {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  cursor: pointer;
  transition: transform 0.3s ease, filter 0.3s ease;
  position: relative;
}

.product-card .card-img-top:hover {
  transform: scale(1.08);
  filter: brightness(1.1);
}

.product-card .card-img-top::after {
  content: '🔍';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  opacity: 0;
  transition: opacity 0.3s ease;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.product-card .card-img-top:hover::after {
  opacity: 1;
}

/* Image Viewer Modal */
.image-viewer-modal .modal-body {
  background-color: #000;
  padding: 20px;
  text-align: center;
}

.image-viewer-modal .modal-content {
  border: none;
  background-color: #1a1a1a;
}

.image-viewer-modal .modal-header {
  background-color: #000 !important;
  border-bottom: 1px solid #333;
}

.image-viewer-modal .modal-body img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.image-viewer-modal .image-description {
  color: #F3F4F4;
  margin-top: 16px;
  font-size: 0.95rem;
}

/* Payment Slip Preview */
.payment-slip-preview {
  position: relative;
  margin-top: 10px;
}

.payment-slip-preview img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 2px solid #5F9598;
  cursor: pointer;
  transition: all 0.3s ease;
}

.payment-slip-preview img:hover {
  box-shadow: 0 4px 16px rgba(95, 149, 152, 0.3);
  transform: scale(1.02);
  border-color: #1D546D;
}

.payment-slip-preview .preview-label {
  font-size: 0.85rem;
  color: #5F9598;
  margin-top: 8px;
  text-align: center;
  font-weight: 500;
}

/* Tracking Page Styles */
#selectProducts tbody tr {
  border-bottom: 1px solid #e9ecef;
  transition: all 0.2s ease;
}

#selectProducts tbody tr:hover {
  background-color: #f8f9fa;
  transform: translateX(4px);
}

#selectProducts .badge {
  font-weight: 700;
  font-size: 0.8rem;
  padding: 8px 10px;
  letter-spacing: 0.5px;
}

.alert-info {
  background-color: rgba(29, 84, 109, 0.1);
  color: var(--color-dark-text);
  border-left: 4px solid var(--color-secondary);
}

.alert-info h5 {
  color: var(--color-secondary);
}

/* Address Cards Styles */
#addressesContainer .card {
  border: 2px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: all 0.3s ease;
  overflow: hidden;
  background-color: var(--card-bg);
}

#addressesContainer .card:hover {
  box-shadow: 0 8px 24px rgba(29, 84, 109, 0.15);
  transform: translateY(-4px);
  border-color: var(--color-secondary);
}

#addressesContainer .card.border-primary {
  border-color: var(--color-secondary) !important;
  box-shadow: 0 6px 20px rgba(29, 84, 109, 0.2);
}

#addressesContainer .address-content {
  min-height: 60px;
  display: flex;
  align-items: center;
}

#addressesContainer .badge {
  font-weight: 700;
  font-size: 0.9rem;
  padding: 8px 12px;
}

#addressesContainer .btn {
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
}

#addressesContainer .btn-primary {
  background-color: #1D546D;
  border-color: #1D546D;
  color: #F3F4F4;
}

#addressesContainer .btn-primary:hover:not(:disabled) {
  background-color: #5F9598;
  border-color: #5F9598;
  color: #061E29;
}

#addressesContainer .btn:disabled {
  background-color: #5F9598;
  border-color: #5F9598;
  color: #F3F4F4;
  cursor: not-allowed;
  opacity: 1;
}

/* Responsive Design for Address */
@media (max-width: 768px) {
  #addressesContainer .card-body {
    padding: 20px !important;
  }
  
  #addressesContainer .col-md-6 {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

/* ── Themed Toasts ── */
.toast-themed {
  background: var(--card-bg, #fff);
  border: 1px solid var(--divider, #e2e8f0);
  border-radius: 10px;
  color: var(--text-main, #1e293b);
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
  min-width: 260px;
}
.toast-themed .toast-header {
  background: transparent;
  border-bottom: 1px solid var(--divider, #e2e8f0);
  color: var(--text-main, #1e293b);
}
.toast-themed .toast-header .btn-close { filter: none; }
.toast-themed .toast-body {
  font-size: .85rem;
  color: var(--text-muted, #64748b);
}
/* icon colours */
.toast-themed .toast-header-icon { margin-right: .45rem; font-size: 1rem; }
.toast-success .toast-header-icon { color: #16a34a; }
.toast-error   .toast-header-icon { color: #dc2626; }
.toast-warning .toast-header-icon { color: #d97706; }
/* accent left border */
.toast-success { border-left: 3px solid #16a34a !important; }
.toast-error   { border-left: 3px solid #dc2626 !important; }
.toast-warning { border-left: 3px solid #d97706 !important; }