/**
 * 3Syxty Studio — Card, Badge, Avatar, Progress & Skeleton Components
 *
 * Flexible data display components with elegant states, loading
 * placeholders, and beautiful empty state illustrations.
 */

/* -----------------------------------------------------------------------
   Card
   ----------------------------------------------------------------------- */

.card {
    background-color: var(--surface-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--motion-instant),
                box-shadow var(--motion-instant),
                transform 120ms ease-out;
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    border-color: var(--border-default);
    box-shadow: var(--shadow-medium);
}

.card-interactive:active {
    transform: scale(0.99);
}

.card-interactive:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

.card-elevated {
    background-color: var(--surface-elevated);
    box-shadow: var(--shadow-subtle);
}

.card-flush {
    border: none;
    border-radius: 0;
}

/* Card image */
.card-image {
    position: relative;
    overflow: hidden;
    background-color: var(--surface-tertiary);
}

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

.card-interactive:hover .card-image img {
    transform: scale(1.04);
}

.card-image-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    padding: var(--space-3);
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 60%);
}

/* Card body */
.card-body {
    padding: var(--space-4);
}

.card-body-sm {
    padding: var(--space-3);
}

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

/* Card header / footer */
.card-header {
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-footer {
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.card-title {
    font: var(--type-h3);
    color: var(--text-primary);
}

.card-desc {
    font: var(--type-body-sm);
    color: var(--text-secondary);
    margin-top: var(--space-1);
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font: var(--type-caption);
    color: var(--text-muted);
}

/* -----------------------------------------------------------------------
   Badge
   ----------------------------------------------------------------------- */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 2px var(--space-2);
    font: var(--type-caption);
    font-weight: 600;
    border-radius: var(--radius-full);
    line-height: 1.2;
    white-space: nowrap;
    vertical-align: middle;
}

.badge svg {
    width: 12px;
    height: 12px;
}

/* Variants */
.badge-default {
    background-color: var(--surface-tertiary);
    color: var(--text-secondary);
}

.badge-primary {
    background-color: var(--accent-primary-subtle);
    color: var(--accent-primary);
}

.badge-success {
    background-color: var(--success-subtle);
    color: var(--success-text);
}

.badge-warning {
    background-color: var(--warning-subtle);
    color: var(--warning-text);
}

.badge-error {
    background-color: var(--error-subtle);
    color: var(--error-text);
}

.badge-info {
    background-color: var(--info-subtle);
    color: var(--info-text);
}

.badge-accent {
    background-color: var(--accent-primary-subtle);
    color: var(--accent-primary);
}

/* Solid variants */
.badge-solid-primary {
    background-color: var(--accent-primary);
    color: var(--text-on-accent);
}

.badge-solid-success {
    background-color: var(--success);
    color: #FFFFFF;
}

.badge-solid-error {
    background-color: var(--error);
    color: #FFFFFF;
}

/* Dot indicator */
.badge-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: currentColor;
    flex-shrink: 0;
}

/* Count badge (number) */
.badge-count {
    min-width: 20px;
    height: 20px;
    padding: 0 var(--space-1-5);
    text-align: center;
    justify-content: center;
}

/* Large badge */
.badge-lg {
    padding: var(--space-1) var(--space-3);
    font-size: 13px;
    border-radius: var(--radius-md);
}

/* -----------------------------------------------------------------------
   Avatar
   ----------------------------------------------------------------------- */

.avatar {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--accent-primary-muted);
    color: var(--accent-primary);
    font-weight: 600;
    overflow: hidden;
    flex-shrink: 0;
    user-select: none;
}

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

/* Sizes */
.avatar-xs { width: 24px; height: 24px; font-size: 10px; }
.avatar-sm { width: 32px; height: 32px; font-size: 12px; }
.avatar-md { width: 40px; height: 40px; font-size: 14px; }
.avatar-lg { width: 48px; height: 48px; font-size: 16px; }
.avatar-xl { width: 64px; height: 64px; font-size: 20px; }
.avatar-2xl { width: 96px; height: 96px; font-size: 28px; }

/* Squared avatar */
.avatar-square {
    border-radius: var(--radius-md);
}

/* Presence indicator */
.avatar-presence {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--surface-secondary);
}

.avatar-presence-online { background-color: var(--success); }
.avatar-presence-away { background-color: var(--warning); }
.avatar-presence-busy { background-color: var(--error); }
.avatar-presence-offline { background-color: var(--text-muted); }

/* Avatar group (stacked) */
.avatar-group {
    display: flex;
    flex-direction: row-reverse;
}

.avatar-group .avatar {
    border: 2px solid var(--surface-secondary);
    margin-left: -8px;
}

.avatar-group .avatar:last-child {
    margin-left: 0;
}

.avatar-group-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--surface-tertiary);
    color: var(--text-secondary);
    font: var(--type-caption);
    font-weight: 600;
    border: 2px solid var(--surface-secondary);
    margin-left: -8px;
}

/* -----------------------------------------------------------------------
   Progress Bar
   ----------------------------------------------------------------------- */

.progress {
    width: 100%;
    height: 6px;
    background-color: var(--surface-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: var(--radius-full);
    background-color: var(--accent-primary);
    transition: width var(--motion-normal);
    min-width: 2px;
}

.progress-bar-success { background-color: var(--success); }
.progress-bar-warning { background-color: var(--warning); }
.progress-bar-error { background-color: var(--error); }
.progress-bar-gradient { background: var(--accent-gradient); }

/* Animated (indeterminate) */
.progress-bar-indeterminate {
    width: 40%;
    animation: progress-indeterminate 1.5s ease-in-out infinite;
}

@keyframes progress-indeterminate {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(350%); }
}

/* Sizes */
.progress-xs { height: 2px; }
.progress-sm { height: 4px; }
.progress-lg { height: 10px; }

/* Progress with label */
.progress-labeled {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.progress-labeled .progress {
    flex: 1;
}

.progress-label {
    font: var(--type-caption);
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 36px;
    text-align: right;
}

/* Circular progress */
.progress-circle {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.progress-circle svg {
    transform: rotate(-90deg);
}

.progress-circle-track {
    stroke: var(--surface-tertiary);
    fill: none;
}

.progress-circle-bar {
    stroke: var(--accent-primary);
    fill: none;
    stroke-linecap: round;
    transition: stroke-dashoffset var(--motion-normal);
}

.progress-circle-label {
    position: absolute;
    font: var(--type-caption);
    font-weight: 600;
    color: var(--text-primary);
}

/* Step progress */
.progress-steps {
    display: flex;
    align-items: center;
    gap: 0;
}

.progress-step {
    display: flex;
    align-items: center;
    flex: 1;
}

.progress-step-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font: var(--type-caption);
    font-weight: 600;
    background-color: var(--surface-tertiary);
    color: var(--text-muted);
    flex-shrink: 0;
    transition: background-color var(--motion-fast), color var(--motion-fast);
}

.progress-step-line {
    flex: 1;
    height: 2px;
    background-color: var(--surface-tertiary);
    margin: 0 var(--space-1);
}

.progress-step[data-active="true"] .progress-step-dot {
    background-color: var(--accent-primary);
    color: var(--text-on-accent);
}

.progress-step[data-complete="true"] .progress-step-dot {
    background-color: var(--success);
    color: #FFFFFF;
}

.progress-step[data-complete="true"] .progress-step-line {
    background-color: var(--success);
}

/* -----------------------------------------------------------------------
   Skeleton Loader
   ----------------------------------------------------------------------- */

.skeleton {
    background: linear-gradient(
        90deg,
        var(--surface-tertiary) 25%,
        var(--surface-secondary) 50%,
        var(--surface-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite linear;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 14px;
    border-radius: var(--radius-sm);
}

.skeleton-text-sm {
    height: 12px;
    width: 60%;
}

.skeleton-heading {
    height: 20px;
    width: 40%;
}

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

.skeleton-avatar-sm { width: 32px; height: 32px; border-radius: 50%; }
.skeleton-avatar-md { width: 40px; height: 40px; border-radius: 50%; }
.skeleton-avatar-lg { width: 48px; height: 48px; border-radius: 50%; }

.skeleton-image {
    aspect-ratio: 16/9;
    border-radius: var(--radius-lg);
}

.skeleton-button {
    height: var(--btn-height-md);
    width: 100px;
    border-radius: var(--radius-md);
}

/* -----------------------------------------------------------------------
   Empty State
   ----------------------------------------------------------------------- */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-12) var(--space-6);
}

.empty-state-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--surface-tertiary);
    color: var(--text-muted);
    margin-bottom: var(--space-5);
}

.empty-state-icon svg {
    width: 28px;
    height: 28px;
}

.empty-state-icon-lg {
    width: 80px;
    height: 80px;
}

.empty-state-icon-lg svg {
    width: 36px;
    height: 36px;
}

.empty-state-title {
    font: var(--type-h3);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.empty-state-desc {
    font: var(--type-body);
    color: var(--text-muted);
    max-width: 360px;
    margin-bottom: var(--space-5);
}

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

/* -----------------------------------------------------------------------
   Table
   ----------------------------------------------------------------------- */

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

.table {
    width: 100%;
    border-collapse: collapse;
    font: var(--type-body);
}

.table th {
    padding: var(--space-2-5) var(--space-4);
    font: var(--type-caption);
    font-weight: 600;
    color: var(--text-muted);
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background-color: var(--surface-secondary);
    border-bottom: 1px solid var(--border-subtle);
    white-space: nowrap;
    user-select: none;
}

.table th[data-sortable] {
    cursor: pointer;
}

.table th[data-sortable]:hover {
    color: var(--text-primary);
}

.table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    vertical-align: middle;
}

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

.table tr:hover td {
    background-color: var(--accent-primary-subtle);
}

.table-compact th,
.table-compact td {
    padding: var(--space-2) var(--space-3);
    font-size: 13px;
}

/* Row actions */
.table-actions {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    opacity: 0;
    transition: opacity var(--motion-instant);
}

.table tr:hover .table-actions {
    opacity: 1;
}

/* -----------------------------------------------------------------------
   DataTable Pagination
   ----------------------------------------------------------------------- */

.data-table-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.data-table-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) 0;
}

.data-table-pagination-info {
    font: var(--type-body-sm);
    color: var(--text-muted);
}

.data-table-pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.data-table-pagination-ellipsis {
    width: var(--btn-height-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font: var(--type-body-sm);
    color: var(--text-muted);
}

/* Sort icons in headers */
.data-table-sort-icon {
    display: inline-flex;
    margin-left: var(--space-1);
    vertical-align: middle;
    opacity: 0.3;
    transition: opacity var(--motion-instant);
}

th[data-sortable]:hover .data-table-sort-icon {
    opacity: 0.6;
}

.data-table-sort-active {
    opacity: 1 !important;
    color: var(--accent-primary);
}

/* Clickable row cursor */
tr[data-clickable] {
    cursor: pointer;
}

tr[aria-selected="true"] td {
    background-color: var(--accent-primary-subtle);
}