/* ============================================================================
   Project Task Details — prefix: ptd-
   Details pattern per .cursor/rules/premium-screen-design-system.mdc
   Tokens only: no raw hex / hsl. RTL-safe logical properties throughout.
   ========================================================================== */

.ptd-shell {
    --radius: 16px;
    --radius-sm: 10px;
    --border: 1px solid var(--border-color);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px -12px rgba(0, 0, 0, 0.08);
    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
    display: grid;
    gap: var(--space-6, 24px);
    font-family: 'Cairo', 'Tajawal', sans-serif;
    color: var(--text-primary);
}

/* ---------- header ------------------------------------------------------- */
.ptd-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4, 16px);
    padding: var(--space-5, 20px);
    background: var(--background-primary);
    border: var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.ptd-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2, 8px);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-block-end: var(--space-2, 8px);
}

.ptd-breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.ptd-breadcrumb a:hover {
    text-decoration: underline;
}

.ptd-title {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    margin: 0;
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ptd-title .material-icons {
    color: var(--primary-color);
}

.ptd-header-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2, 8px);
    margin-block-start: var(--space-3, 12px);
}

.ptd-header-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2, 8px);
}

/* ---------- chips / pills ------------------------------------------------ */
.ptd-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 32px;
    padding-inline: var(--space-3, 12px);
    border-radius: var(--radius-full, 9999px);
    font-size: 0.8125rem;
    font-weight: 600;
    background: var(--background-light);
    color: var(--text-secondary);
    border: var(--border);
}

.ptd-chip .material-icons {
    font-size: 16px;
}

.ptd-chip--stage {
    background: rgba(var(--primary-rgb), 0.10);
    color: var(--primary-color);
    border-color: rgba(var(--primary-rgb), 0.28);
}

.ptd-chip--success {
    background: rgba(var(--success-rgb), 0.12);
    color: var(--success-color);
    border-color: rgba(var(--success-rgb), 0.30);
}

.ptd-chip--warning {
    background: rgba(var(--warning-rgb), 0.14);
    color: var(--warning-color);
    border-color: rgba(var(--warning-rgb), 0.32);
}

.ptd-chip--danger {
    background: rgba(var(--error-rgb), 0.12);
    color: var(--error-color);
    border-color: rgba(var(--error-rgb), 0.30);
}

.ptd-chip--info {
    background: rgba(var(--info-rgb), 0.12);
    color: var(--info-color);
    border-color: rgba(var(--info-rgb), 0.30);
}

.ptd-chip--muted {
    background: var(--color-gray-100, var(--background-light));
    color: var(--text-muted);
}

/* ---------- metrics row --------------------------------------------------- */
.ptd-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-4, 16px);
}

.ptd-metric {
    display: grid;
    gap: 4px;
    padding: var(--space-4, 16px);
    background: var(--background-primary);
    border: var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

.ptd-metric-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.ptd-metric-label .material-icons {
    font-size: 16px;
}

.ptd-metric-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ptd-metric-value--sm {
    font-size: 1rem;
}

/* ---------- sections ------------------------------------------------------ */
.ptd-section {
    background: var(--background-primary);
    border: var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: visible;
}

.ptd-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3, 12px);
    padding: var(--space-4, 16px) var(--space-5, 20px);
    border-block-end: var(--border);
}

.ptd-section-title {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ptd-section-title .material-icons {
    font-size: 20px;
    color: var(--primary-color);
}

.ptd-section-body {
    padding: var(--space-5, 20px);
}

/* ---------- definition grid ---------------------------------------------- */
.ptd-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-4, 16px);
}

.ptd-field-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-block-end: 4px;
}

.ptd-field-value {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    overflow-wrap: anywhere;
}

.ptd-field-value--normal {
    font-weight: 400;
}

.ptd-code {
    display: inline-block;
    padding: 4px var(--space-2, 8px);
    background: var(--background-light);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    overflow-wrap: anywhere;
}

/* ---------- rows ---------------------------------------------------------- */
.ptd-rows {
    display: grid;
    gap: var(--space-3, 12px);
}

.ptd-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-3, 12px);
    padding: var(--space-4, 16px);
    border: var(--border);
    border-radius: var(--radius-sm);
    background: var(--background-secondary);
    transition: border-color 150ms var(--ease), background 150ms var(--ease);
}

.ptd-row:hover {
    border-color: rgba(var(--primary-rgb), 0.35);
    background: var(--background-primary);
}

.ptd-row-main {
    flex: 1 1 260px;
    min-width: 0;
}

.ptd-row-title {
    margin: 0 0 4px;
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text-primary);
    overflow-wrap: anywhere;
}

.ptd-row-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3, 12px);
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.ptd-row-meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.ptd-row-meta .material-icons {
    font-size: 15px;
}

.ptd-row-side {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2, 8px);
}

/* ---------- table --------------------------------------------------------- */
.ptd-table-wrap {
    overflow-x: auto;
}

.ptd-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.ptd-table th,
.ptd-table td {
    padding: var(--space-3, 12px);
    text-align: start;
    border-block-end: var(--border);
    vertical-align: middle;
}

.ptd-table th {
    font-weight: 700;
    color: var(--text-secondary);
    background: var(--background-secondary);
    white-space: nowrap;
}

.ptd-table tbody tr:last-child td {
    border-block-end: none;
}

/* ---------- timeline ------------------------------------------------------ */
.ptd-timeline {
    display: grid;
    gap: var(--space-3, 12px);
    position: relative;
}

.ptd-event {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: var(--space-3, 12px);
    padding: var(--space-3, 12px) var(--space-4, 16px);
    border: var(--border);
    border-radius: var(--radius-sm);
    background: var(--background-secondary);
}

.ptd-event-dot {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full, 9999px);
    background: rgba(var(--primary-rgb), 0.10);
    color: var(--primary-color);
}

.ptd-event-dot .material-icons {
    font-size: 18px;
}

.ptd-event--audit .ptd-event-dot {
    background: rgba(var(--info-rgb), 0.12);
    color: var(--info-color);
}

.ptd-event-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2, 8px);
    margin-block-end: 4px;
}

.ptd-event-type {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.ptd-event-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.ptd-event-summary {
    font-size: 0.875rem;
    color: var(--text-secondary);
    overflow-wrap: anywhere;
}

.ptd-event-fields {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2, 8px);
    margin-block-start: var(--space-2, 8px);
}

.ptd-kv {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px var(--space-2, 8px);
    border-radius: var(--radius-sm);
    background: var(--background-light);
    font-size: 0.75rem;
    color: var(--text-secondary);
    max-width: 100%;
    overflow-wrap: anywhere;
}

.ptd-kv b {
    color: var(--text-primary);
    font-weight: 600;
}

/* ---------- comments ------------------------------------------------------ */
.ptd-comment {
    display: grid;
    gap: 6px;
    padding: var(--space-4, 16px);
    border: var(--border);
    border-radius: var(--radius-sm);
    background: var(--background-secondary);
}

.ptd-comment-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2, 8px);
}

.ptd-comment-author {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.ptd-comment-text {
    font-size: 0.9375rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

/* ---------- forms --------------------------------------------------------- */
.ptd-form-block + .ptd-form-block {
    margin-block-start: var(--space-5, 20px);
    padding-block-start: var(--space-5, 20px);
    border-block-start: var(--border);
}

.ptd-form-title {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2, 8px);
    margin-block-end: var(--space-3, 12px);
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ptd-form-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-3, 12px);
}

.ptd-form-value {
    padding: var(--space-3, 12px);
    border: var(--border);
    border-radius: var(--radius-sm);
    background: var(--background-secondary);
}

.ptd-form-file {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-inline-end: var(--space-2, 8px);
    color: var(--primary-color);
    font-size: 0.8125rem;
    text-decoration: none;
}

.ptd-form-file:hover {
    text-decoration: underline;
}

/* ---------- states -------------------------------------------------------- */
.ptd-loading,
.ptd-empty {
    display: grid;
    justify-items: center;
    gap: var(--space-2, 8px);
    padding: var(--space-10, 40px) var(--space-5, 20px);
    text-align: center;
    color: var(--text-muted);
}

.ptd-empty .material-icons {
    font-size: 40px;
    color: var(--text-muted);
    opacity: 0.7;
}

.ptd-empty-title {
    font-weight: 700;
    color: var(--text-secondary);
}

.ptd-error {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2, 8px);
    padding: var(--space-4, 16px);
    border-radius: var(--radius-sm);
    background: rgba(var(--error-rgb), 0.08);
    border: 1px solid rgba(var(--error-rgb), 0.30);
    color: var(--error-color);
}

.ptd-toast {
    position: fixed;
    inset-block-end: var(--space-6, 24px);
    inset-inline-start: var(--space-6, 24px);
    z-index: 1080;
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    padding: var(--space-3, 12px) var(--space-4, 16px);
    border-radius: var(--radius-sm);
    background: var(--success-color);
    color: var(--background-primary);
    box-shadow: var(--shadow);
    font-weight: 600;
}

/* ---------- controls ------------------------------------------------------ */
.ptd-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 44px;
    min-width: 44px;
    padding-inline: var(--space-4, 16px);
    border-radius: var(--radius-sm);
    border: var(--border);
    background: var(--background-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 150ms var(--ease), border-color 150ms var(--ease), color 150ms var(--ease);
}

.ptd-btn:hover {
    background: var(--background-light);
    border-color: rgba(var(--primary-rgb), 0.35);
    color: var(--primary-color);
}

.ptd-btn--primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--background-primary);
}

.ptd-btn--primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: var(--background-primary);
}

.ptd-btn--icon {
    padding-inline: 0;
    width: 44px;
}

.ptd-shell input,
.ptd-shell select,
.ptd-shell textarea {
    font-size: 16px;
    font-family: inherit;
}

/* searchable-select guard (rule: never clip a container that hosts a select) */
.ptd-shell:has(.ss-dropdown.open) {
    overflow: visible !important;
    z-index: auto !important;
}

.ptd-shell .ss-dropdown.open {
    z-index: 2147483647 !important;
}

/* ---------- responsive ---------------------------------------------------- */
@media (max-width: 1023px) {
    .ptd-metrics {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

@media (max-width: 767px) {
    .ptd-header {
        flex-direction: column;
        align-items: stretch;
    }

    .ptd-header-actions .ptd-btn {
        flex: 1 1 auto;
    }

    .ptd-section-body {
        padding: var(--space-4, 16px);
    }

    .ptd-event {
        grid-template-columns: 1fr;
    }

    .ptd-event-dot {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ptd-shell *,
    .ptd-shell *::before,
    .ptd-shell *::after {
        transition: none !important;
        animation: none !important;
    }
}