/* ResumeFit — Global Loading System */

:root {
    --rf-loader-z-overlay: 9998;
    --rf-loader-z-progress: 9999;
    --rf-loader-z-toast: 10000;
    --rf-loader-primary: #4f46e5;
    --rf-loader-bg: rgba(16, 24, 40, 0.52);
    --rf-loader-panel-bg: #ffffff;
    --rf-loader-text: #101828;
    --rf-loader-muted: #667085;
    --rf-loader-border: #e4e7ec;
    --rf-loader-success: #12b76a;
    --rf-loader-danger: #f04438;
}

/* ── Global overlay ── */
.rf-loader-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--rf-loader-z-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--rf-loader-bg);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s ease, visibility 0.22s ease;
}

.rf-loader-overlay.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.rf-loader-panel {
    width: min(100%, 360px);
    background: var(--rf-loader-panel-bg);
    border: 1px solid var(--rf-loader-border);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(16, 24, 40, 0.18);
    padding: 2rem 1.75rem;
    text-align: center;
}

.rf-loader-spinner {
    width: 44px;
    height: 44px;
    margin: 0 auto 1.25rem;
    border: 3px solid #eef2ff;
    border-top-color: var(--rf-loader-primary);
    border-radius: 50%;
    animation: rf-spin 0.75s linear infinite;
}

.rf-loader-title {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--rf-loader-text);
}

.rf-loader-subtitle {
    margin: 0;
    font-size: 0.875rem;
    color: var(--rf-loader-muted);
}

/* ── Progress modal ── */
.rf-progress-modal {
    position: fixed;
    inset: 0;
    z-index: var(--rf-loader-z-progress);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--rf-loader-bg);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s ease, visibility 0.22s ease;
}

.rf-progress-modal.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.rf-progress-panel {
    width: min(100%, 420px);
    background: var(--rf-loader-panel-bg);
    border: 1px solid var(--rf-loader-border);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(16, 24, 40, 0.18);
    padding: 1.75rem;
}

.rf-progress-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.rf-progress-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: #eef2ff;
    color: var(--rf-loader-primary);
    flex-shrink: 0;
}

.rf-progress-icon.is-success {
    background: #ecfdf3;
    color: var(--rf-loader-success);
}

.rf-progress-icon.is-error {
    background: #fef3f2;
    color: var(--rf-loader-danger);
}

.rf-progress-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--rf-loader-text);
}

.rf-progress-step {
    margin: 0.15rem 0 0;
    font-size: 0.82rem;
    color: var(--rf-loader-muted);
}

.rf-progress-track {
    height: 8px;
    background: #f2f4f7;
    border-radius: 999px;
    overflow: hidden;
    margin: 1rem 0 0.5rem;
}

.rf-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--rf-loader-primary), #06b6d4);
    border-radius: 999px;
    transition: width 0.35s ease;
}

.rf-progress-bar.is-indeterminate {
    width: 35% !important;
    animation: rf-progress-indeterminate 1.2s ease-in-out infinite;
}

.rf-progress-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--rf-loader-muted);
}

.rf-progress-actions {
    margin-top: 1.25rem;
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

/* ── Button loading states ── */
.rf-btn-spinner {
    display: inline-block;
    width: 1em;
    height: 1em;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    vertical-align: -0.125em;
    animation: rf-spin 0.65s linear infinite;
}

.btn.is-loading,
.btn:disabled[aria-busy="true"] {
    pointer-events: none;
}

.btn.is-success-state {
    background-color: var(--rf-loader-success) !important;
    border-color: var(--rf-loader-success) !important;
}

/* ── Skeleton loaders ── */
.rf-skeleton {
    background: linear-gradient(90deg, #f2f4f7 25%, #e4e7ec 50%, #f2f4f7 75%);
    background-size: 200% 100%;
    animation: rf-shimmer 1.4s ease infinite;
    border-radius: 10px;
}

.rf-skeleton-kpi {
    height: 88px;
    border-radius: 14px;
}

.rf-skeleton-line {
    height: 14px;
    margin-bottom: 0.65rem;
}

.rf-skeleton-line.short {
    width: 55%;
}

.rf-skeleton-line.medium {
    width: 75%;
}

.rf-skeleton-chart {
    height: 220px;
    border-radius: 14px;
}

.rf-skeleton-grid {
    display: grid;
    gap: 1rem;
}

.rf-skeleton-grid.cols-4 {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

/* ── Toast notifications ── */
.rf-toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: var(--rf-loader-z-toast);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: min(360px, calc(100vw - 2rem));
    pointer-events: none;
}

.rf-toast {
    pointer-events: auto;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    background: #fff;
    border: 1px solid var(--rf-loader-border);
    box-shadow: 0 12px 32px rgba(16, 24, 40, 0.12);
    font-size: 0.875rem;
    color: var(--rf-loader-text);
    animation: rf-toast-in 0.28s ease;
}

.rf-toast.is-danger {
    border-color: #fecdca;
    background: #fef3f2;
    color: #b42318;
}

.rf-toast.is-success {
    border-color: #abefc6;
    background: #ecfdf3;
    color: #027a48;
}

.rf-toast.is-warning {
    border-color: #fedf89;
    background: #fffaeb;
    color: #b54708;
}

/* ── Inline status pill ── */
.rf-inline-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--rf-loader-muted);
}

.rf-inline-status .rf-btn-spinner {
    width: 0.85em;
    height: 0.85em;
}

/* ── Animations ── */
@keyframes rf-spin {
    to { transform: rotate(360deg); }
}

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

@keyframes rf-progress-indeterminate {
    0% { transform: translateX(-120%); }
    100% { transform: translateX(320%); }
}

@keyframes rf-toast-in {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .rf-loader-spinner,
    .rf-btn-spinner,
    .rf-skeleton,
    .rf-progress-bar.is-indeterminate {
        animation: none;
    }

    .rf-loader-overlay,
    .rf-progress-modal,
    .rf-toast {
        transition: none;
    }
}