/* ============================================
   GOOD DOG SPA - UI Components
   ============================================ */

/* 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(--font-size-base);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border-radius: var(--radius-full);
    border: 3px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

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

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--font-size-xl);
}

/* Button Variants */
.btn-primary {
    background: linear-gradient(135deg, var(--color-blue-primary), var(--color-blue-dark));
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(1, 173, 205, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(1, 173, 205, 0.5);
}

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

.btn-secondary {
    background: linear-gradient(135deg, var(--color-yellow-primary), var(--color-yellow-dark));
    color: var(--color-dark);
    box-shadow: 0 4px 15px rgba(255, 203, 8, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 203, 8, 0.5);
}

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

.btn-outline:hover {
    background: var(--color-blue-primary);
    color: var(--color-white);
}

.btn-outline-light {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
}

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-blue-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-700);
}

.btn-ghost:hover {
    background: var(--color-gray-100);
}

.btn-success {
    background: var(--color-green);
    color: var(--color-white);
}

.btn-success:hover {
    background: #5ab868;
}

.btn-danger {
    background: var(--color-coral);
    color: var(--color-white);
}

.btn-danger:hover {
    background: #e85555;
}

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

.btn-icon.btn-sm {
    padding: var(--space-2);
}

/* Button with full width */
.btn-block {
    width: 100%;
}

/* Cards
   ============================================ */
.card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.card-body {
    padding: var(--space-6);
}

.card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-2);
}

.card-text {
    color: var(--color-gray-600);
    margin-bottom: var(--space-4);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-200);
}

/* Service Card */
.service-card {
    position: relative;
    padding: var(--space-8) var(--space-6);
    text-align: center;
    border: 3px solid transparent;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-yellow-primary), var(--color-blue-primary));
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.service-card:hover {
    border-color: var(--color-blue-primary);
}

.service-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--color-blue-light), var(--color-yellow-light));
    border-radius: var(--radius-full);
}

/* Pricing Card */
.pricing-card {
    text-align: center;
    padding: var(--space-8) var(--space-6);
}

.pricing-card.featured {
    border: 4px solid var(--color-yellow-primary);
    transform: scale(1.05);
}

.pricing-card.featured::after {
    content: '⭐ BEST VALUE';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-yellow-primary);
    color: var(--color-dark);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
}

.pricing-price {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-blue-primary);
    margin: var(--space-4) 0;
}

.pricing-price span {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    color: var(--color-gray-500);
}

.pricing-list {
    margin: var(--space-6) 0;
}

.pricing-list li {
    padding: var(--space-3) 0;
    border-bottom: 1px dashed var(--color-gray-200);
    color: var(--color-gray-600);
}

.pricing-list li:last-child {
    border-bottom: none;
}

/* Badges
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: var(--color-blue-light);
    color: var(--color-blue-primary);
}

.badge-secondary {
    background: var(--color-yellow-light);
    color: var(--color-yellow-dark);
}

.badge-success {
    background: #D4EDDA;
    color: #155724;
}

.badge-warning {
    background: #FFF3CD;
    color: #856404;
}

.badge-danger {
    background: #F8D7DA;
    color: #721C24;
}

.badge-info {
    background: #D1ECF1;
    color: #0C5460;
}

/* Status Badges */
.status-pending {
    background: #FFF3CD;
    color: #856404;
}

.status-approved {
    background: #D4EDDA;
    color: #155724;
}

.status-denied {
    background: #F8D7DA;
    color: #721C24;
}

.status-completed {
    background: #D1ECF1;
    color: #0C5460;
}

.status-cancelled {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

/* Form Elements
   ============================================ */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-800);
}

.form-label.required::after {
    content: ' *';
    color: var(--color-coral);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-gray-800);
    background: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-gray-400);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-blue-primary);
    box-shadow: 0 0 0 3px rgba(1, 173, 205, 0.2);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-coral);
}

.form-input.error:focus,
.form-select.error:focus,
.form-textarea.error:focus {
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.2);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    display: block;
    margin-top: var(--space-1);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.form-error {
    display: block;
    margin-top: var(--space-1);
    font-size: var(--font-size-sm);
    color: var(--color-coral);
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.form-check-input {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-blue-primary);
}

.form-check-label {
    cursor: pointer;
    user-select: none;
}

/* Alerts
   ============================================ */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-xl);
    border-left: 4px solid;
}

.alert-icon {
    flex-shrink: 0;
    font-size: var(--font-size-xl);
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-1);
}

.alert-info {
    background: #D1ECF1;
    border-color: var(--color-blue-primary);
    color: #0C5460;
}

.alert-success {
    background: #D4EDDA;
    border-color: var(--color-green);
    color: #155724;
}

.alert-warning {
    background: #FFF3CD;
    border-color: var(--color-yellow-primary);
    color: #856404;
}

.alert-error {
    background: #F8D7DA;
    border-color: var(--color-coral);
    color: #721C24;
}

/* Avatar
   ============================================ */
.avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-yellow-primary), var(--color-yellow-dark));
    color: var(--color-dark);
    font-weight: var(--font-weight-bold);
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-sm);
}

.avatar-md {
    width: 48px;
    height: 48px;
    font-size: var(--font-size-lg);
}

.avatar-lg {
    width: 64px;
    height: 64px;
    font-size: var(--font-size-2xl);
}

.avatar-xl {
    width: 96px;
    height: 96px;
    font-size: var(--font-size-4xl);
}

/* Dog Avatar (special placeholder) */
.dog-avatar {
    background: linear-gradient(135deg, var(--color-blue-light), var(--color-yellow-light));
    font-size: 2em;
}

/* Divider
   ============================================ */
.divider {
    height: 1px;
    background: var(--color-gray-200);
    margin: var(--space-6) 0;
}

.divider-dashed {
    border-top: 2px dashed var(--color-gray-300);
    background: none;
}

/* Loader/Spinner
   ============================================ */
.spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-blue-primary);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

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

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    z-index: var(--z-modal);
}

/* Tooltip
   ============================================ */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-2) var(--space-3);
    background: var(--color-dark);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: var(--z-tooltip);
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Tabs
   ============================================ */
.tabs {
    display: flex;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    padding: var(--space-1);
}

.tab {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    font-weight: var(--font-weight-bold);
    text-align: center;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.tab:hover {
    background: var(--color-gray-200);
}

.tab.active {
    background: var(--color-blue-primary);
    color: var(--color-white);
}

/* Modal
   ============================================ */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.modal {
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-base);
}

.modal-backdrop.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.modal-title {
    font-size: var(--font-size-xl);
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-coral);
    color: var(--color-white);
}

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
    padding: var(--space-4) var(--space-6);
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-200);
}

/* Empty State
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-2);
    color: var(--color-gray-700);
}

.empty-state-text {
    color: var(--color-gray-500);
    margin-bottom: var(--space-6);
}

/* Section Header
   ============================================ */
.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: linear-gradient(135deg, var(--color-yellow-primary), var(--color-yellow-dark));
    color: var(--color-dark);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

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

.section-header h2 {
    margin-bottom: var(--space-4);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    color: var(--color-gray-600);
    font-size: var(--font-size-lg);
}

/* Toast Notifications
   ============================================ */
.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-tooltip);
    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(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    transform: translateX(120%);
    transition: transform var(--transition-base);
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--color-green);
}

.toast-error {
    border-left: 4px solid var(--color-coral);
}

.toast-warning {
    border-left: 4px solid var(--color-yellow-primary);
}

.toast-info {
    border-left: 4px solid var(--color-blue-primary);
}

/* Breadcrumbs
   ============================================ */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-6);
}

.breadcrumbs a {
    color: var(--color-gray-500);
}

.breadcrumbs a:hover {
    color: var(--color-blue-primary);
}

.breadcrumbs .separator {
    color: var(--color-gray-400);
}

.breadcrumbs .current {
    color: var(--color-gray-700);
    font-weight: var(--font-weight-semibold);
}