/* ============================================
   AADITYA KIRANA STORE - COMPONENTS
   Premium UI Component Library
   ============================================ */

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    border: none;
    outline: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold-primary), var(--color-gold-dark));
    color: var(--color-bg-primary);
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.3);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 39, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-gold-primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-gold-muted);
    border-color: var(--color-gold-light);
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--color-text-primary);
}

.btn-glass:hover:not(:disabled) {
    background: var(--glass-bg-light);
    border-color: var(--color-gold-primary);
}

.btn-gold {
    background: linear-gradient(135deg, #C9A227 0%, #FFD700 50%, #B8941F 100%);
    color: #0a0a0a;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(201, 162, 39, 0.4);
}

.btn-gold:hover:not(:disabled) {
    background: linear-gradient(135deg, #FFD700 0%, #C9A227 50%, #FFD700 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(201, 162, 39, 0.5);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-icon {
    padding: var(--space-3);
    border-radius: var(--radius-full);
}

.btn-arrow {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-gold);
}

.card-glow {
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--color-gold-primary), transparent, var(--color-gold-primary));
    border-radius: var(--radius-2xl);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.card:hover .card-glow {
    opacity: 0.5;
}

.card-content {
    position: relative;
    z-index: 1;
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.form-input {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    transition: all var(--transition-base);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-gold-primary);
    box-shadow: 0 0 0 3px var(--color-gold-muted);
}

.form-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-input.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-error {
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: #ef4444;
}

.form-hint {
    margin-top: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

/* Input with icon */
.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.input-group .form-input {
    padding-left: var(--space-12);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
}

.navbar-brand svg {
    width: 40px;
    height: 40px;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    list-style: none;
}

.nav-link {
    position: relative;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    transition: color var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-gold-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold-primary);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

/* Mobile menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: var(--space-2);
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
}

/* ============================================
   BADGES
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
}

.badge svg {
    width: 14px;
    height: 14px;
}

.badge-gold {
    background: var(--color-gold-muted);
    border-color: var(--color-gold-primary);
    color: var(--color-gold-primary);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.toast-container {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    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(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: slideInUp 0.3s ease;
}

.toast.success {
    border-color: rgba(16, 185, 129, 0.3);
}

.toast.error {
    border-color: rgba(239, 68, 68, 0.3);
}

.toast.warning {
    border-color: rgba(245, 158, 11, 0.3);
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: var(--font-semibold);
    font-size: var(--text-sm);
}

.toast-message {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

.toast-close {
    padding: var(--space-1);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
}

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

/* ============================================
   MODAL
   ============================================ */

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    background: var(--color-bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    overflow: hidden;
}

.modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--glass-border);
}

.modal-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
}

.modal-close {
    padding: var(--space-2);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
}

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

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--glass-border);
}

/* ============================================
   PRODUCT CARD
   ============================================ */

.product-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.product-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-wishlist {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.product-wishlist:hover,
.product-wishlist.active {
    background: var(--color-gold-muted);
    border-color: var(--color-gold-primary);
    color: var(--color-gold-primary);
}

.product-info {
    padding: var(--space-5);
}

.product-name {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-2);
    color: var(--color-text-primary);
}

.product-description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gold-primary);
    margin-bottom: var(--space-4);
}

.product-actions {
    display: flex;
    gap: var(--space-3);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-1);
}

.quantity-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quantity-btn:hover {
    background: var(--glass-bg-light);
    color: var(--color-text-primary);
}

.quantity-value {
    min-width: 40px;
    text-align: center;
    font-weight: var(--font-semibold);
}

/* ============================================
   CART ITEM
   ============================================ */

.cart-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-3);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    flex-shrink: 0;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-details {
    flex: 1;
    min-width: 0;
}

.cart-item-name {
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-price {
    color: var(--color-gold-primary);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
}

.cart-item-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-item-remove {
    padding: var(--space-1);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.cart-item-remove:hover {
    color: #ef4444;
}

/* ============================================
   SECTION HEADER
   ============================================ */

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--color-gold-muted);
    border: 1px solid var(--color-gold-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    color: var(--color-gold-primary);
    margin-bottom: var(--space-4);
}

.section-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   DIVIDER
   ============================================ */

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
    margin: var(--space-12) 0;
}

.divider-gold {
    background: linear-gradient(90deg, transparent, var(--color-gold-primary), transparent);
}