/* ============================================
   COMPONENTS.CSS - Reusable UI Components
   ============================================ */

/* ---- Card Component ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.card:hover {
    background: var(--bg-card-hover);
}

.card-hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(108, 99, 255, 0.08);
    border-color: rgba(108, 99, 255, 0.15);
}

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

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

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

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

/* ---- Glass Card ---- */
.glass-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-md);
}

/* ---- Badge Component ---- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge-primary {
    background: rgba(108, 99, 255, 0.15);
    color: var(--primary-light);
    border: 1px solid rgba(108, 99, 255, 0.3);
}

.badge-success {
    background: rgba(74, 222, 128, 0.15);
    color: #4ade80;
    border: 1px solid rgba(74, 222, 128, 0.3);
}

.badge-warning {
    background: rgba(250, 204, 21, 0.15);
    color: #facc15;
    border: 1px solid rgba(250, 204, 21, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: rgba(0, 217, 255, 0.15);
    color: var(--accent);
    border: 1px solid rgba(0, 217, 255, 0.3);
}

/* ---- Modal Component ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    animation: fadeIn var(--transition-base) ease;
}

.modal-overlay.active {
    display: flex;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    width: 100%;
    max-width: 520px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: modalSlideUp var(--transition-spring) ease;
}

@keyframes modalSlideUp {
    from { transform: translateY(30px) scale(0.95); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

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

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

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

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

/* ---- Alert Component ---- */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    margin-bottom: var(--space-lg);
}

.alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 1px;
}

.alert-success {
    background: rgba(74, 222, 128, 0.08);
    border: 1px solid rgba(74, 222, 128, 0.2);
    color: #86efac;
}

.alert-error {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.alert-warning {
    background: rgba(250, 204, 21, 0.08);
    border: 1px solid rgba(250, 204, 21, 0.2);
    color: #fde68a;
}

.alert-info {
    background: rgba(0, 217, 255, 0.08);
    border: 1px solid rgba(0, 217, 255, 0.2);
    color: #67e8f9;
}

/* ---- Loading Spinner ---- */
.spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--primary);
    border-radius: 50%;
    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: absolute;
    inset: 0;
    background: rgba(10, 10, 26, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    border-radius: inherit;
    z-index: 10;
}

.loading-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ---- Skeleton Loader ---- */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 25%,
        rgba(255, 255, 255, 0.05) 50%,
        var(--bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s infinite ease-in-out;
    border-radius: var(--radius-sm);
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    width: 100%;
}

.skeleton-text:last-child {
    width: 70%;
}

.skeleton-circle {
    border-radius: 50%;
}

@keyframes skeletonShimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ---- Tooltip ---- */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ---- Progress Bar ---- */
.progress {
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-bar-animated {
    animation: progressPulse 2s ease-in-out infinite;
}

@keyframes progressPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ---- Avatar ---- */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: white;
    flex-shrink: 0;
    border: 2px solid var(--border-subtle);
}

.avatar-sm { width: 32px; height: 32px; font-size: var(--font-size-xs); }
.avatar-lg { width: 56px; height: 56px; font-size: var(--font-size-lg); }
.avatar-xl { width: 72px; height: 72px; font-size: var(--font-size-xl); }

/* ---- Divider ---- */
.divider {
    border: none;
    height: 1px;
    background: var(--border-subtle);
    margin: var(--space-xl) 0;
}

/* ---- Empty State ---- */
.empty-state {
    text-align: center;
    padding: var(--space-3xl);
}

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

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

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

/* ---- Tag / Chip ---- */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--bg-glass-strong);
    border-color: var(--primary);
    color: var(--primary-light);
}

/* ---- Table ---- */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

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

.table th {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-subtle);
}

.table td {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
}

.table tbody tr {
    transition: background var(--transition-fast);
}

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

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

/* ---- Pulse Animation ---- */
.pulse-ring {
    position: relative;
}

.pulse-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: inherit;
    border: 2px solid var(--primary);
    animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.3); opacity: 0; }
}

/* ---- Glow Effect ---- */
.glow-effect {
    position: relative;
}

.glow-effect::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0;
    filter: blur(15px);
    transition: opacity var(--transition-base);
}

.glow-effect:hover::after {
    opacity: 0.4;
}

/* ---- Utility Classes ---- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--primary-light); }
.text-success { color: #4ade80; }
.text-danger { color: #ef4444; }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.d-flex { display: flex; }
.d-grid { display: grid; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.hidden { display: none; }
.visible { display: block; }