/* Product Catalog Stylesheet */

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

:root {
  /* Light Mode Variables */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --accent-color: #4f46e5;
  --accent-gradient: linear-gradient(135deg, #4f46e5, #6366f1);
  --accent-hover: #4338ca;
  --danger-color: #ef4444;
  --danger-gradient: linear-gradient(135deg, #ef4444, #f87171);
  --success-color: #10b981;
  --success-gradient: linear-gradient(135deg, #10b981, #059669);
  --whatsapp-color: #22c55e;
  --whatsapp-gradient: linear-gradient(135deg, #22c55e, #10b981);
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
  --shadow-premium: 0 20px 40px -15px rgba(79, 70, 229, 0.1);
  
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-blur: blur(12px);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --font-family: 'Outfit', sans-serif;
  --transition-speed: 0.3s;
}

[data-theme="dark"] {
  /* Dark Mode Variables */
  --bg-primary: #070a13;
  --bg-secondary: #0f1424;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: #1e293b;
  --accent-color: #6366f1;
  --accent-gradient: linear-gradient(135deg, #6366f1, #818cf8);
  --accent-hover: #4f46e5;
  --danger-color: #f87171;
  --danger-gradient: linear-gradient(135deg, #f87171, #fca5a5);
  --success-color: #34d399;
  --success-gradient: linear-gradient(135deg, #34d399, #6ee7b7);
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --shadow-premium: 0 20px 40px -15px rgba(99, 102, 241, 0.15);
  
  --glass-bg: rgba(15, 20, 36, 0.7);
  --glass-border: rgba(255, 255, 255, 0.05);
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

a {
  text-decoration: none;
  color: inherit;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navbar */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--glass-bg);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4.5rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.025em;
}
.logo-img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.logo span {
  font-weight: 400;
  color: var(--text-primary);
  -webkit-text-fill-color: var(--text-primary);
}
.logo .logo-red {
  color: #e53e3e;
  -webkit-text-fill-color: #e53e3e;
  font-weight: 600; /* මෙතනින් font එක සෙමි-බෝල්ඩ් වෙනවා */
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Custom Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.3);
  opacity: 0.95;
}

.btn-primary:active {
  transform: translateY(0);
}

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

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

.btn-whatsapp {
  background: var(--whatsapp-gradient);
  color: #ffffff;
  width: 100%;
  margin-top: auto;
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.2);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(34, 197, 94, 0.3);
}

.btn-whatsapp:active {
  transform: translateY(0);
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border-color);
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  background-color: var(--border-color);
  transform: scale(1.05);
}

.btn-danger {
  background: var(--danger-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.3);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* Theme Toggle Details */
.theme-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
}

[data-theme="dark"] .theme-toggle .sun-icon {
  display: block;
}
[data-theme="dark"] .theme-toggle .moon-icon {
  display: none;
}
.theme-toggle .sun-icon {
  display: none;
}
.theme-toggle .moon-icon {
  display: block;
}

/* Hero Section */
.hero {
  padding: 3.5rem 0 3rem 0;
  text-align: center;
  background: radial-gradient(circle at top, rgba(229, 62, 62, 0.06), transparent 60%);
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.85rem;
  line-height: 1.2;
}

.hero-title span {
  background: linear-gradient(120deg, #e53e3e 0%, #ff6b6b 35%, #f6ad55 65%, #e53e3e 100%);
  background-size: 250% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shinyGradient 4s ease-in-out infinite;
  display: inline-block;
  transition: transform 0.3s ease;
}

.hero-title span:hover {
  transform: scale(1.03);
}

@keyframes shinyGradient {
  0% {
    background-position: 0% 50%;
    filter: drop-shadow(0 2px 10px rgba(229, 62, 62, 0.25));
  }
  50% {
    background-position: 100% 50%;
    filter: drop-shadow(0 4px 20px rgba(255, 107, 107, 0.6));
  }
  100% {
    background-position: 0% 50%;
    filter: drop-shadow(0 2px 10px rgba(229, 62, 62, 0.25));
  }
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem auto;
}

/* Search Bar */
.search-container {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-full);
  transition: box-shadow var(--transition-speed) ease;
}

.search-container:focus-within {
  box-shadow: var(--shadow-premium);
}

.search-input {
  width: 100%;
  padding: 1.1rem 1.5rem 1.1rem 3.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  outline: none;
  font-size: 1.05rem;
  transition: border-color var(--transition-speed) ease, background-color var(--transition-speed) ease;
}

.search-input:focus {
  border-color: var(--accent-color);
}

.search-icon {
  position: absolute;
  left: 1.3rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  width: 1.25rem;
  height: 1.25rem;
}

/* Product Catalog Grid */
.catalog-section {
  padding: 1.5rem 0 5rem 0;
  flex: 1;
}

.catalog-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.results-count {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

/* Product Card */
.product-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), 
              box-shadow 0.3s ease, 
              border-color 0.3s ease, 
              background-color var(--transition-speed) ease;
  will-change: transform, box-shadow;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-color);
}

.product-img-wrapper {
  position: relative;
  width: 100%;
  padding-top: 100%; /* 1:1 Aspect Ratio */
  background-color: #f1f5f9;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
  transition: border-color var(--transition-speed) ease;
}

[data-theme="dark"] .product-img-wrapper {
  background-color: #0c0f1d;
}

.product-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img {
  transform: scale(1.06);
}

.product-code-tag {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: var(--glass-bg);
  color: var(--text-primary);
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Availability Badges */
.badge-available {
  background-color: rgba(34, 197, 94, 0.15);
  color: #16a34a;
  border: 1px solid rgba(34, 197, 94, 0.3);
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

[data-theme="dark"] .badge-available {
  background-color: rgba(34, 197, 94, 0.2);
  color: #4ade80;
  border-color: rgba(34, 197, 94, 0.4);
}

.badge-unavailable {
  background-color: rgba(239, 68, 68, 0.15);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.3);
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

[data-theme="dark"] .badge-unavailable {
  background-color: rgba(239, 68, 68, 0.2);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.4);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.badge-available .badge-dot {
  background-color: #16a34a;
}

[data-theme="dark"] .badge-available .badge-dot {
  background-color: #4ade80;
}

.badge-unavailable .badge-dot {
  background-color: #dc2626;
}

[data-theme="dark"] .badge-unavailable .badge-dot {
  background-color: #f87171;
}

.product-availability-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 4;
}

/* Card Carousel styles */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  opacity: 0;
  transition: opacity 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: var(--shadow-sm);
}

.product-card:hover .carousel-btn {
  opacity: 1;
}

.carousel-btn:hover {
  background-color: var(--bg-secondary);
  transform: translateY(-50%) scale(1.1);
}

.carousel-btn-prev {
  left: 0.5rem;
}

.carousel-btn-next {
  right: 0.5rem;
}

.carousel-dots {
  position: absolute;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.35rem;
  z-index: 5;
}

.carousel-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: all 0.2s ease;
}

.carousel-dot.active {
  background-color: #ffffff;
  width: 12px;
}

.product-info {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 0.75rem;
}

.product-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-top: 0.25rem;
}

.product-price {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-color);
  letter-spacing: -0.01em;
}

.product-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.5rem;
}

/* Skeleton Loading Effect */
.skeleton-card {
  pointer-events: none;
}

.skeleton-card .product-img-wrapper {
  background: linear-gradient(90deg, var(--border-color) 25%, var(--bg-primary) 37%, var(--border-color) 63%);
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
}

.skeleton-line {
  height: 1rem;
  margin-bottom: 0.75rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--border-color) 25%, var(--bg-primary) 37%, var(--border-color) 63%);
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
}

.skeleton-line.title {
  height: 1.4rem;
  width: 80%;
  margin-top: 0.5rem;
}

.skeleton-line.price {
  height: 1.6rem;
  width: 40%;
}

.skeleton-line.desc-1 {
  height: 0.85rem;
  width: 100%;
}
.skeleton-line.desc-2 {
  height: 0.85rem;
  width: 90%;
}
.skeleton-line.desc-3 {
  height: 0.85rem;
  width: 60%;
}
.skeleton-line.button {
  height: 2.5rem;
  width: 100%;
  margin-top: auto;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0 50%;
  }
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 5rem 1rem;
  background-color: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.empty-state svg {
  width: 4rem;
  height: 4rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.empty-state h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--text-secondary);
  max-width: 400px;
}

/* Toast Notifications */
#toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 400px;
  width: calc(100% - 3rem);
}

.toast {
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--accent-color);
  color: var(--text-primary);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transform: translateX(120%);
  animation: slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: transform 0.3s, opacity 0.3s;
  font-size: 0.95rem;
  font-weight: 500;
}

.toast.toast-success {
  border-left-color: var(--success-color);
}

.toast.toast-error {
  border-left-color: var(--danger-color);
}

.toast.toast-info {
  border-left-color: var(--accent-color);
}

.toast-message {
  flex-grow: 1;
}

.toast-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 0 0.25rem;
  transition: color 0.2s;
}

.toast-close:hover {
  color: var(--text-primary);
}

@keyframes slide-in {
  to {
    transform: translateX(0);
  }
}

.toast-fade-out {
  transform: translateX(120%);
  opacity: 0;
}

/* Footer */
footer {
  margin-top: auto;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

footer p {
  margin-bottom: 0.5rem;
}

footer .admin-link {
  color: var(--accent-color);
  font-weight: 600;
  transition: opacity 0.2s;
}

footer .admin-link:hover {
  text-decoration: underline;
  opacity: 0.85;
}

/* LOGIN PAGE STYLING */
.login-body {
  background: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
              var(--bg-primary);
}

.login-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.login-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

.login-header {
  margin-bottom: 2rem;
}

.login-header h2 {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.login-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s, background-color var(--transition-speed) ease;
}

.form-control:focus {
  border-color: var(--accent-color);
}

.login-card .btn-primary {
  width: 100%;
  padding: 0.8rem;
  margin-top: 1rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--accent-color);
}

/* ADMIN PANEL STYLING */
.admin-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0 3rem 0;
}

@media (min-width: 992px) {
  .admin-layout {
    grid-template-columns: 380px 1fr;
    height: calc(100vh - 6rem);
    align-items: start;
    overflow: hidden;
  }
}

.admin-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

@media (min-width: 992px) {
  .admin-card {
    max-height: calc(100vh - 6.5rem);
    overflow-y: auto;
  }
}

/* Custom Scrollbars for Admin Panels */
.admin-card::-webkit-scrollbar,
.admin-table-container::-webkit-scrollbar,
.table-wrapper::-webkit-scrollbar {
  width: 6px;
}

.admin-card::-webkit-scrollbar-track,
.admin-table-container::-webkit-scrollbar-track,
.table-wrapper::-webkit-scrollbar-track {
  background: transparent;
}

.admin-card::-webkit-scrollbar-thumb,
.admin-table-container::-webkit-scrollbar-thumb,
.table-wrapper::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}

.admin-card::-webkit-scrollbar-thumb:hover,
.admin-table-container::-webkit-scrollbar-thumb:hover,
.table-wrapper::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.admin-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

/* Drag & Drop File Upload */
.upload-container {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
  min-height: 150px;
}

.upload-container:hover, .upload-container.dragover {
  border-color: var(--accent-color);
  background-color: rgba(79, 70, 229, 0.02);
}

.upload-icon {
  width: 2rem;
  height: 2rem;
  color: var(--text-muted);
}

.upload-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.upload-text span {
  color: var(--accent-color);
  font-weight: 600;
}

.file-input {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  opacity: 0;
  cursor: pointer;
}

.image-preview-wrapper {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-color: var(--bg-secondary);
  display: none;
  align-items: center;
  justify-content: center;
}

.image-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.remove-image-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--danger-gradient);
  color: white;
  border: none;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  font-weight: bold;
  font-size: 0.9rem;
  z-index: 5;
}

/* Admin Form Actions */
.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.form-actions .btn {
  flex: 1;
}

/* Product Management Table */
.admin-table-container {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

@media (min-width: 992px) {
  .admin-table-container {
    max-height: calc(100vh - 6.5rem);
  }
  .table-wrapper {
    overflow-y: auto;
    flex: 1;
    padding-bottom: 1.5rem;
  }
}

.table-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.table-title {
  font-size: 1.35rem;
  font-weight: 700;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th {
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
  color: var(--text-primary);
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background-color: rgba(79, 70, 229, 0.01);
}

.table-img {
  width: 3.5rem;
  height: 3.5rem;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: #f1f5f9;
}

.table-code {
  font-family: monospace;
  background-color: var(--bg-primary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  font-weight: 600;
}

.table-price {
  font-weight: 700;
  color: var(--accent-color);
}

.table-desc {
  max-width: 250px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-secondary);
}

.table-actions {
  display: flex;
  gap: 0.5rem;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(7, 10, 19, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 450px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  transform: scale(0.9);
  transition: transform 0.2s ease, background-color var(--transition-speed) ease;
  text-align: center;
}

.modal-backdrop.show {
  display: flex;
}

.modal-backdrop.show .modal-card {
  transform: scale(1);
}

.modal-icon {
  width: 3.5rem;
  height: 3.5rem;
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--danger-color);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.modal-icon svg {
  width: 1.75rem;
  height: 1.75rem;
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.modal-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  line-height: 1.5;
}

.modal-actions {
  display: flex;
  gap: 1rem;
}

.modal-actions .btn {
  flex: 1;
}

/* Spinner Loader */
.spinner-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 4rem 0;
  width: 100%;
  grid-column: 1 / -1;
}

.spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .navbar {
    height: 4rem;
  }
  
  .table-desc {
    max-width: 150px;
  }
  
  .admin-card {
    position: static;
  }
}

/* Page Intro Splash Loader Animation */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.page-loader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.loader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  animation: loader-pop 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.loader-logo-ring {
  position: relative;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  padding: 4px;
  background: var(--accent-gradient);
  box-shadow: 0 0 25px rgba(229, 62, 62, 0.35);
  animation: ring-pulse 2s ease-in-out infinite;
}

.loader-logo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.loader-title {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.loader-title .logo-red {
  color: #e53e3e;
}

.loader-bar {
  width: 160px;
  height: 4px;
  background-color: var(--border-color);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.loader-progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 50%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  animation: loader-slide 1.2s ease-in-out infinite alternate;
}

@keyframes loader-pop {
  0% { transform: scale(0.7); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 20px rgba(229, 62, 62, 0.3); }
  50% { transform: scale(1.08); box-shadow: 0 0 35px rgba(229, 62, 62, 0.6); }
}

@keyframes loader-slide {
  0% { left: 0%; width: 30%; }
  100% { left: 70%; width: 30%; }
}

/* Page Entrance Keyframe Animations */
.animate-slide-down {
  animation: slideDownFade 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-fade-up {
  opacity: 0;
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-delay-1 { animation-delay: 0.15s; }
.animate-delay-2 { animation-delay: 0.3s; }
.animate-delay-3 { animation-delay: 0.45s; }

@keyframes slideDownFade {
  0% { transform: translateY(-30px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes fadeInUp {
  0% { transform: translateY(30px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}