/**
 * KalviYogi Career Guide - UI Components
 * Reusable component styles
 */

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

.card {
    background: var(--bg-card);
    backdrop-filter: var(--blur-md);
    -webkit-backdrop-filter: var(--blur-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-lg);
}

.card-click:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    color: var(--text-secondary);
}

.card-footer {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.card-image {
    margin: calc(var(--space-lg) * -1);
    margin-bottom: var(--space-lg);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--text-dark);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    box-shadow: var(--shadow-gold);
    transform: translateY(-1px);
}

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

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

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

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-glass);
}

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

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

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

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

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

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
}

.btn-icon.btn-sm {
    width: 32px;
    height: 32px;
}

/* ============================================
   FORM ELEMENTS
   ============================================ */

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

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.form-label.required::after {
    content: '*';
    color: var(--color-error);
    margin-left: 4px;
}

.form-control {
    display: block;
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

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

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

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

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.form-check-input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-check-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
}

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

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

/* ============================================
   BADGES & TAGS
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: rgba(212, 175, 55, 0.2);
    color: var(--color-primary);
}

.badge-success {
    background: rgba(34, 197, 94, 0.2);
    color: var(--color-success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-warning);
}

.badge-error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-error);
}

.badge-info {
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-info);
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    font-size: var(--text-xs);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
}

.tag-click:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ============================================
   TABLES
   ============================================ */

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
}

.table td {
    color: var(--text-secondary);
}

.table tbody tr:hover {
    background: var(--bg-glass);
}

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

/* ============================================
   ALERTS & TOASTS
   ============================================ */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--color-success);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--color-warning);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-error);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--color-info);
}

.toast-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   MODALS
   ============================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: var(--blur-sm);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.modal {
    background: var(--bg-secondary, #1a1a2e);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    transform: scale(0.95);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

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

.modal-title {
    font-size: var(--text-lg);
    font-weight: 600;
}

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

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

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

/* ============================================
   LOADING STATES
   ============================================ */

.loading-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-color);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.skeleton {
    background: linear-gradient(90deg, var(--bg-glass) 25%, var(--bg-glass-hover) 50%, var(--bg-glass) 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;
    }
}

/* ============================================
   PAGINATION
   ============================================ */

.pagination-nav {
    display: flex;
    justify-content: center;
    margin-top: var(--space-xl);
}

.pagination {
    display: flex;
    gap: var(--space-xs);
}

.pagination-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.pagination-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination-link.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--text-dark);
}

/* ============================================
   BREADCRUMB
   ============================================ */

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    color: var(--text-muted);
}

.breadcrumb-item::after {
    content: '/';
    margin-left: var(--space-sm);
    color: var(--text-muted);
}

.breadcrumb-item:last-child::after {
    display: none;
}

.breadcrumb-item a {
    color: var(--text-secondary);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-item.active {
    color: var(--color-primary);
}

/* ============================================
   EMPTY STATES
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-lg);
}

.empty-state-icon {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.empty-state-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
}

.empty-state-text {
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

/* ============================================
   AVATARS
   ============================================ */

.avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--bg-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--color-primary);
}

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

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

.avatar-lg {
    width: 56px;
    height: 56px;
    font-size: var(--text-xl);
}

.avatar-xl {
    width: 80px;
    height: 80px;
    font-size: var(--text-2xl);
}