/* ============================================================
 * Project Panel — Design System Compliant Styles
 * All colors from variables.css — all 11 themes work automatically.
 *
 * Layout stack (top → bottom):
 *   #pp-header     43px  main header
 *   #pp-subheader  36px  view-tab strip (project-detail only)
 *   #pp-filter-bar 56px  search + priority filter (list/board only)
 *   #pp-body       flex  scrollable task content
 *   #pp-task-detail       abs overlay, slides in from right
 * ============================================================ */

/* ── Panel container ─────────────────────────────────────── */

.project-panel-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    background-color: var(--main-background-color);
    transition: width var(--transition-slow);
}

.project-panel-container.panel-closed {
    display: none;
}

/* Fullscreen */
.workspace-right-panel.project-panel-fullscreen {
    position: absolute;
    inset: 0;
    z-index: var(--z-dropdown);
    width: 100% !important;
    max-width: none !important;
}

.project-panel-container.project-panel-fullscreen .project-panel-header {
    padding-inline: var(--space-5);
}

/* ── Panel root ──────────────────────────────────────────── */

.project-panel-root {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    position: relative; /* anchor for #pp-task-detail */
    max-width: 1000px;
    margin-inline: auto;
    width: 100%;
}

/* ── Main header (43px) ──────────────────────────────────── */

.project-panel-header,
#pp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-3);
    border-bottom: var(--border-width) solid var(--border-color);
    flex-shrink: 0;
    height: 43px;
    gap: var(--space-2);
    background-color: var(--main-background-color);
    z-index: 2;
}

.pp-header-left {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
    flex: 1;
    overflow: hidden;
}

.pp-header-right {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    flex-shrink: 0;
}

.pp-header-title {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Sub-header — view tabs (36px) ───────────────────────── */

#pp-subheader {
    flex-shrink: 0;
    background: var(--main-background-color);
    /* border-bottom: var(--border-width) solid var(--border-color); */
}

.pp-subheader-tabs {
    display: flex;
    align-items: stretch;
    height: 36px;
    padding: 0 var(--space-2);
    gap: 2px;
}

.pp-nav-tab {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: 0 var(--space-3);
    border: none;
    background: transparent;
    color: var(--color-ink-lighter);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    font-family: var(--font-sans);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.pp-nav-tab:hover {
    color: var(--color-ink);
}

.pp-nav-tab--active {
    color: var(--color-ink);
    border-bottom-color: var(--color-accent);
    font-weight: var(--weight-semibold);
}

.pp-nav-tab svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.pp-nav-tab--active svg {
    opacity: 1;
}

/* ── Filter bar (search + priority pills) ────────────────── */

#pp-filter-bar {
    flex-shrink: 0;
    background: var(--main-background-color);
    /* border-bottom: var(--border-width) solid var(--border-color); */
}

.pp-filter-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
}

/* Search input */
.pp-search-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    height: 30px;
    background: var(--main-background-color-secondary);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 0 var(--space-2);
    transition: border-color var(--transition-fast);
}

.pp-search-wrap:focus-within {
    border-color: var(--color-accent);
    background: var(--main-background-color);
}

.pp-search-icon {
    display: flex;
    align-items: center;
    color: var(--color-ink-lighter);
    flex-shrink: 0;
}

.pp-search-input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    outline: none;
    min-width: 0;
}

.pp-search-input::placeholder { color: var(--color-ink-lighter); }

.pp-search-clear {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border: none;
    background: transparent;
    color: var(--color-ink-lighter);
    cursor: pointer;
    border-radius: var(--radius-full);
    transition: background var(--transition-fast), color var(--transition-fast);
    flex-shrink: 0;
    padding: 0;
}

.pp-search-clear:hover {
    background: var(--main-background-color-third);
    color: var(--color-ink);
}

/* Priority filter pills */
.pp-priority-filters {
    display: flex;
    gap: var(--space-1);
    flex-wrap: wrap;
}

.pp-priority-pill {
    display: inline-flex;
    align-items: center;
    height: 22px;
    padding: 0 var(--space-2);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--color-ink-lighter);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
    white-space: nowrap;
}

.pp-priority-pill:hover {
    border-color: var(--border-color-strong);
    color: var(--color-ink);
}

.pp-priority-pill--active {
    background: var(--color-ink);
    border-color: var(--color-ink);
    color: var(--main-background-color);
}

.pp-priority-pill--active:hover {
    background: var(--color-ink);
    border-color: var(--color-ink);
    color: var(--main-background-color);
}

/* ── Panel body (scrollable) ─────────────────────────────── */

.project-panel-body,
#pp-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--main-background-color-third) var(--main-background-color);
}

/* ── Icon buttons ────────────────────────────────────────── */

.pp-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: none;
    background: transparent;
    color: var(--color-ink-lighter);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
    flex-shrink: 0;
}

.pp-icon-btn:hover {
    background-color: var(--main-background-color-secondary);
    color: var(--color-ink);
}

.pp-danger-btn:hover {
    background-color: color-mix(in srgb, var(--color-error) 12%, transparent);
    color: var(--color-error);
}

/* ── Back button ─────────────────────────────────────────── */

.pp-back-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--color-ink-lighter);
    border-radius: var(--radius-sm);
    cursor: pointer;
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.pp-back-btn:hover { color: var(--color-ink); }

/* ── Loading ─────────────────────────────────────────────── */

.pp-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 120px;
}

.pp-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--color-ink-lighter);
    border-radius: var(--radius-full);
    animation: pp-spin 0.7s linear infinite;
}

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

/* ── Empty states ────────────────────────────────────────── */

.pp-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-10) var(--space-4);
    color: var(--color-ink-lighter);
    font-size: var(--text-sm);
    text-align: center;
}

.pp-empty small {
    font-size: var(--text-xs);
    opacity: 0.7;
    max-width: 220px;
    line-height: var(--leading-normal);
}

.pp-empty svg { opacity: 0.35; }

.pp-empty--inline {
    padding: var(--space-6) var(--space-4);
}

.pp-empty-cta {
    margin-top: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--main-background-color-secondary);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.pp-empty-cta:hover {
    background: var(--main-background-color-third);
    border-color: var(--border-color-strong);
}

.pp-error { color: var(--color-error); }

/* ── Count badge ─────────────────────────────────────────── */

.pp-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 var(--space-1);
    background: var(--main-background-color-secondary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    color: var(--color-ink-lighter);
    line-height: 1;
}

/* ── Project color dot (header) ──────────────────────────── */

.pp-project-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

/* ── Progress bar ────────────────────────────────────────── */

.pp-project-progress {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3) 0;
}

.pp-progress-track {
    flex: 1;
    height: 5px;
    background: var(--main-background-color-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
    border: var(--border-width) solid var(--border-color);
}

.pp-progress-fill {
    height: 100%;
    background: var(--color-success);
    border-radius: var(--radius-full);
    transition: width 0.4s ease;
    min-width: 0;
}

.pp-progress-label {
    font-size: var(--text-xs);
    color: var(--color-ink-lighter);
    white-space: nowrap;
    flex-shrink: 0;
}

/* ── Projects list view ──────────────────────────────────── */

.pp-project-list {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pp-project-card {
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--main-background-color);
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.pp-project-card:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--border-color-strong);
}

.pp-project-card--archived { opacity: 0.55; }

/* Color bar on left edge of card */
.pp-project-card-main {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    width: 100%;
    padding: 0;
    padding-right: var(--space-3);
    border: none;
    background: transparent;
    cursor: pointer;
    text-align: left;
    color: var(--color-ink);
    transition: background var(--transition-fast);
    min-height: 44px;
}

.pp-project-card-main:hover { background: var(--main-background-color-secondary); }

.pp-project-color-bar {
    width: 4px;
    align-self: stretch;
    background: var(--pp-project-color, #8b5cf6);
    flex-shrink: 0;
    /* border-radius: var(--radius-sm) 0 0 var(--radius-sm); */
}

.pp-project-card-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-2) 0;
    min-width: 0;
}

.pp-project-card-name {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--color-ink);
}

.pp-project-card-count {
    font-size: var(--text-xs);
    color: var(--color-ink-lighter);
}

.pp-project-card-desc {
    padding: 0 var(--space-3) var(--space-2) var(--space-4);
    margin: 0;
    font-size: var(--text-xs);
    color: var(--color-ink-lighter);
    line-height: var(--leading-normal);
}

.pp-project-card-actions {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3) var(--space-2) var(--space-4);
    border-top: var(--border-width) solid var(--border-color);
}

/* Text action buttons */
.pp-text-btn {
    background: none;
    border: none;
    padding: 0;
    font-size: var(--text-xs);
    color: var(--color-ink-lighter);
    cursor: pointer;
    font-family: var(--font-sans);
    transition: color var(--transition-fast);
}

.pp-text-btn:hover { color: var(--color-ink); }
.pp-text-btn--danger:hover { color: var(--color-error); }

/* Section label */
.pp-section-label {
    padding: var(--space-2) var(--space-3) var(--space-1);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--color-ink-lighter);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ── Add project form ─────────────────────────────────────── */

.pp-add-project-form {
    margin: 0 var(--space-3) var(--space-3);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--main-background-color);
}

.pp-add-project-colors {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-3);
    border-bottom: var(--border-width) solid var(--border-color);
    background: var(--main-background-color-secondary);
    flex-wrap: wrap;
}

.pp-color-swatch {
    width: 22px;
    height: 22px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    flex-shrink: 0;
    outline: none;
}

.pp-color-swatch:hover {
    transform: scale(1.15);
}

.pp-color-swatch--active {
    border-color: var(--color-ink);
    box-shadow: 0 0 0 2px var(--main-background-color), 0 0 0 4px var(--color-ink);
    transform: scale(1.1);
}

.pp-add-project-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
}

.pp-add-project-color-preview {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
    transition: background var(--transition-fast);
}

.pp-add-project-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    width: calc(100% - var(--space-6));
    margin: 0 var(--space-3) var(--space-3);
    padding: var(--space-2) var(--space-3);
    border: var(--border-width) dashed var(--border-color);
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--color-ink-lighter);
    font-size: var(--text-xs);
    font-family: var(--font-sans);
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast);
}

.pp-add-project-btn:hover {
    border-color: var(--border-color-strong);
    color: var(--color-ink);
}

/* ── Inline inputs ───────────────────────────────────────── */

.pp-add-task-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-top: var(--border-width) solid var(--border-color);
}

.pp-add-task-row--board {
    border-top: none;
    padding-top: 0;
}

.pp-inline-input {
    flex: 1;
    height: 28px;
    padding: 0 var(--space-2);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--main-background-color);
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    outline: none;
    transition: border-color var(--transition-fast);
    min-width: 0;
}

.pp-inline-input:focus { border-color: var(--color-accent); }

.pp-confirm-btn {
    height: 28px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--color-ink);
    color: var(--main-background-color);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    font-family: var(--font-sans);
    cursor: pointer;
    white-space: nowrap;
    transition: opacity var(--transition-fast);
    flex-shrink: 0;
}

.pp-confirm-btn:hover { opacity: 0.85; }

.pp-confirm-btn:disabled {
    opacity: 0.6;
    cursor: default;
}

.pp-cancel-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--color-ink-lighter);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.pp-cancel-btn:hover { color: var(--color-ink); }

/* ── List view ───────────────────────────────────────────── */

.pp-list-view {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* Status sections */
.pp-status-section {
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.pp-status-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--main-background-color-secondary);
    border-bottom: var(--border-width) solid var(--border-color);
}

.pp-status-label {
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--color-ink);
    flex: 1;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Status dots */
.pp-status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.pp-status-dot--todo        { background: var(--color-ink-lighter); }
.pp-status-dot--in_progress { background: var(--color-operation); }
.pp-status-dot--in_review   { background: var(--color-target); }
.pp-status-dot--done        { background: var(--color-success); }
.pp-status-dot--cancelled   { background: var(--color-error); }

/* Task list */
.pp-task-list {
    display: flex;
    flex-direction: column;
}

/* Task row */
.pp-task-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-bottom: var(--border-width) solid var(--border-color);
    min-height: 34px;
    transition: background var(--transition-fast);
}

.pp-task-row:last-child { border-bottom: none; }
.pp-task-row:hover { background: var(--main-background-color-secondary); }
.pp-task-row--muted { opacity: 0.5; }

.pp-task-row--active {
    background: color-mix(in srgb, var(--color-accent) 6%, var(--main-background-color));
}

.pp-task-check {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    flex-shrink: 0;
    cursor: pointer;
    border-radius: var(--radius-full);
    transition: color var(--transition-fast), opacity var(--transition-fast);
    padding: 0;
}

.pp-task-check--todo        { color: var(--color-ink-lighter); }
.pp-task-check--in_progress { color: var(--color-operation); }
.pp-task-check--in_review   { color: var(--color-target); }
.pp-task-check--done        { color: var(--color-success); }
.pp-task-check--cancelled   { color: var(--color-error); }
.pp-task-check:hover { opacity: 0.65; }

.pp-task-title-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 0;
    font-size: var(--text-sm);
    color: var(--color-ink);
    cursor: pointer;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: var(--font-sans);
    line-height: var(--leading-tight);
    transition: color var(--transition-fast);
}

.pp-task-title-btn:hover { color: var(--color-accent); }

.pp-task-title--done {
    text-decoration: line-through;
    color: var(--color-ink-lighter);
}

.pp-task-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.pp-assignee-stack {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.pp-assignee-overflow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    margin-left: 2px;
    padding: 0 4px;
    border-radius: var(--radius-full);
    background: var(--main-background-color-third);
    color: var(--color-ink-lighter);
    font-size: 10px;
    font-weight: var(--weight-semibold);
    line-height: 1;
}

.pp-member-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--main-background-color-third);
    color: var(--color-ink-lighter);
    border: 1px solid color-mix(in srgb, var(--main-background-color) 75%, transparent);
    flex-shrink: 0;
    box-sizing: border-box;
}

.pp-member-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.pp-member-avatar--sm {
    width: 18px;
    height: 18px;
    font-size: 9px;
}

.pp-member-avatar--md {
    width: 22px;
    height: 22px;
    font-size: 10px;
}

.pp-member-avatar--initials {
    font-weight: var(--weight-semibold);
    line-height: 1;
}

.pp-member-avatar--stacked {
    margin-left: -6px;
}

.pp-task-due {
    font-size: var(--text-xs);
    color: var(--color-ink-lighter);
    white-space: nowrap;
}

.pp-task-due--overdue { color: var(--color-error); font-weight: var(--weight-medium); }

/* Priority dots */
.pp-priority-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.pp-priority-dot--low    { background: var(--color-ink-lighter); }
.pp-priority-dot--medium { background: var(--color-cleanup); }
.pp-priority-dot--high   { background: var(--color-output); }
.pp-priority-dot--urgent { background: var(--color-error); }

/* Add task inline button */
.pp-add-task-inline {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: none;
    background: transparent;
    color: var(--color-ink-lighter);
    font-size: var(--text-xs);
    font-family: var(--font-sans);
    cursor: pointer;
    text-align: left;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.pp-add-task-inline:hover {
    color: var(--color-ink);
    background: var(--main-background-color-secondary);
}

/* ── Kanban / Board view ─────────────────────────────────── */

.pp-board-view {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3);
    overflow-x: auto;
    align-items: flex-start;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
    /* Allow horizontal scroll */
    min-height: 0;
}

.pp-kanban-col {
    flex: 0 0 175px;
    min-width: 155px;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    background: var(--main-background-color-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-2) var(--space-2) var(--space-1);
    border: var(--border-width) solid var(--border-color);
}

.pp-kanban-col-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-1) var(--space-2);
    border-bottom: var(--border-width) solid var(--border-color);
    margin-bottom: var(--space-1);
}

.pp-kanban-col-title {
    flex: 1;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: var(--color-ink);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pp-kanban-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    min-height: 24px;
}

/* Kanban card with priority left bar */
.pp-kanban-card {
    background: var(--main-background-color);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    border-left: 3px solid transparent;
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    cursor: pointer;
}

.pp-kanban-card--priority-low    { border-left-color: var(--color-ink-lighter); }
.pp-kanban-card--priority-medium { border-left-color: var(--color-cleanup); }
.pp-kanban-card--priority-high   { border-left-color: var(--color-output); }
.pp-kanban-card--priority-urgent { border-left-color: var(--color-error); }

.pp-kanban-card:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.pp-kanban-card--active {
    background: color-mix(in srgb, var(--color-accent) 6%, var(--main-background-color));
    border-color: var(--color-accent);
}

.pp-kanban-card-btn {
    display: block;
    width: 100%;
    padding: var(--space-2);
    border: none;
    background: transparent;
    text-align: left;
    cursor: pointer;
}

.pp-kanban-card-title {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-ink);
    font-family: var(--font-sans);
    line-height: var(--leading-normal);
    margin-bottom: var(--space-1);
    word-break: break-word;
}

.pp-kanban-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    justify-content: space-between;
    flex-wrap: wrap;
}

/* ── Drag-and-drop states ────────────────────────────────── */

/* Card being dragged — dimmed in place */
.pp-kanban-card--dragging {
    opacity: 0.35;
    transform: rotate(1.5deg);
    box-shadow: var(--shadow-md);
    pointer-events: none;
}

/* Column accepting a drop */
.pp-kanban-col--drag-over {
    background: color-mix(in srgb, var(--color-accent) 8%, var(--main-background-color-secondary));
    border-color: var(--color-accent);
    border-style: dashed;
}

/* Ensure empty columns still have a visible drop zone */
.pp-kanban-col--drag-over .pp-kanban-cards {
    min-height: 64px;
}

/* Liquid Glass override */
html[data-theme="liquid-glass"] .pp-kanban-card,
html[data-theme="liquid-glass"] .pp-project-card {
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
}

/* ── Calendar view ───────────────────────────────────────── */

.pp-calendar-view {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.pp-cal-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.pp-cal-month-label {
    flex: 1;
    text-align: center;
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-ink);
}

.pp-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border-color);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.pp-cal-weekday {
    background: var(--main-background-color-secondary);
    padding: var(--space-1) var(--space-1);
    font-size: 10px;
    font-weight: var(--weight-semibold);
    color: var(--color-ink-lighter);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pp-cal-cell {
    background: var(--main-background-color);
    padding: 3px;
    min-height: 60px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow: hidden;
}

.pp-cal-cell--empty { background: var(--main-background-color-secondary); }

.pp-cal-cell--today {
    background: color-mix(in srgb, var(--color-target-bg) 25%, var(--main-background-color));
}

.pp-cal-day {
    font-size: 10px;
    color: var(--color-ink-lighter);
    line-height: 1.2;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.pp-cal-day--today {
    background: var(--color-ink);
    color: var(--main-background-color);
    font-weight: var(--weight-semibold);
}

.pp-cal-tasks {
    display: flex;
    flex-direction: column;
    gap: 1px;
    overflow: hidden;
    flex: 1;
}

.pp-cal-task {
    display: block;
    width: 100%;
    padding: 1px var(--space-1);
    border: none;
    border-radius: 3px;
    font-size: 9px;
    color: var(--color-ink);
    text-align: left;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--transition-fast);
    line-height: 1.5;
    font-family: var(--font-sans);
}

.pp-cal-task:hover { opacity: 0.75; }

.pp-priority-bg--low    { background: color-mix(in srgb, var(--color-ink-lighter) 15%, transparent); }
.pp-priority-bg--medium { background: color-mix(in srgb, var(--color-cleanup) 22%, transparent); }
.pp-priority-bg--high   { background: color-mix(in srgb, var(--color-output) 22%, transparent); }
.pp-priority-bg--urgent { background: color-mix(in srgb, var(--color-error) 20%, transparent); }

.pp-cal-overflow {
    font-size: 9px;
    color: var(--color-ink-lighter);
    padding: 1px var(--space-1);
}

/* ── Timeline / Gantt view ───────────────────────────────── */

.pp-timeline-view {
    padding: var(--space-3);
    overflow: auto;
}

.pp-timeline-empty {
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-10) var(--space-4);
}

.pp-timeline-empty small {
    font-size: var(--text-xs);
    opacity: 0.7;
}

.pp-timeline-header {
    display: flex;
    margin-bottom: var(--space-2);
}

.pp-timeline-label-col {
    width: 160px;
    flex-shrink: 0;
}

.pp-timeline-track-col {
    flex: 1;
    position: relative;
    height: 20px;
}

.pp-timeline-month-labels {
    position: relative;
    height: 20px;
    overflow: hidden;
}

.pp-timeline-month {
    position: absolute;
    font-size: 10px;
    color: var(--color-ink-lighter);
    white-space: nowrap;
    transform: translateX(-50%);
}

.pp-timeline-body {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pp-timeline-today-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--color-error);
    opacity: 0.45;
    z-index: 2;
    pointer-events: none;
}

.pp-timeline-row {
    display: flex;
    align-items: center;
    height: 28px;
}

.pp-timeline-label {
    width: 160px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    overflow: hidden;
    padding-right: var(--space-2);
}

.pp-timeline-task-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 0;
    font-size: var(--text-xs);
    color: var(--color-ink);
    cursor: pointer;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: var(--font-sans);
    transition: color var(--transition-fast);
}

.pp-timeline-task-btn:hover { color: var(--color-accent); }

.pp-timeline-track {
    flex: 1;
    position: relative;
    height: 28px;
    background: var(--main-background-color-secondary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: var(--border-width) solid var(--border-color);
}

.pp-timeline-bar {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    height: 20px;
    min-width: 56px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    padding: 0 var(--space-2);
    font-size: 10px;
    font-weight: var(--weight-medium);
    white-space: nowrap;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.pp-timeline-bar--point { min-width: 56px; }
.pp-timeline-bar--range { min-width: 72px; }

.pp-timeline-bar:hover { opacity: 0.78; }
.pp-timeline-bar-label { color: inherit; }

/* Timeline bar colors */
.pp-status-bar--todo        { background: color-mix(in srgb, var(--color-ink-lighter) 20%, var(--main-background-color)); color: var(--color-ink-lighter); border: var(--border-width) solid var(--border-color); }
.pp-status-bar--in_progress { background: color-mix(in srgb, var(--color-operation) 25%, var(--main-background-color)); color: var(--color-operation); border: var(--border-width) solid var(--color-operation); }
.pp-status-bar--in_review   { background: color-mix(in srgb, var(--color-target) 25%, var(--main-background-color)); color: var(--color-target); border: var(--border-width) solid var(--color-target); }
.pp-status-bar--done        { background: color-mix(in srgb, var(--color-success) 22%, var(--main-background-color)); color: var(--color-success); border: var(--border-width) solid var(--color-success); }
.pp-status-bar--cancelled   { background: color-mix(in srgb, var(--color-error) 15%, var(--main-background-color)); color: var(--color-error); border: var(--border-width) solid var(--color-error); opacity: 0.55; }

.pp-timeline-bar--overdue { border-color: var(--color-error) !important; }

/* ── Task detail drawer ──────────────────────────────────── */
/* Absolutely positioned overlay that slides in from the right,
   sitting below the 43px main header (#pp-header).             */

#pp-task-detail {
    position: absolute;
    top: 43px; /* flush below main header */
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--main-background-color);
    z-index: 20;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateX(100%);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

#pp-task-detail.pp-task-detail--open {
    transform: translateX(0);
}

.pp-task-detail-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

/* Task detail header */
.pp-task-detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) var(--space-3);
    border-bottom: var(--border-width) solid var(--border-color);
    background: var(--main-background-color);
    flex-shrink: 0;
    height: 43px;
    gap: var(--space-2);
}

.pp-task-detail-status-badge {
    display: inline-flex;
    align-items: center;
    height: 22px;
    padding: 0 var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    white-space: nowrap;
}

.pp-task-detail-status--todo        { background: color-mix(in srgb, var(--color-ink-lighter) 12%, transparent); color: var(--color-ink-lighter); }
.pp-task-detail-status--in_progress { background: color-mix(in srgb, var(--color-operation) 15%, transparent); color: var(--color-operation); }
.pp-task-detail-status--in_review   { background: color-mix(in srgb, var(--color-target) 15%, transparent); color: var(--color-target); }
.pp-task-detail-status--done        { background: color-mix(in srgb, var(--color-success) 15%, transparent); color: var(--color-success); }
.pp-task-detail-status--cancelled   { background: color-mix(in srgb, var(--color-error) 12%, transparent); color: var(--color-error); }

.pp-task-detail-hdr-actions {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.pp-task-detail-save-slot {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    min-width: 118px;
    margin-right: var(--space-1);
}

.pp-task-detail-save-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 28px;
    padding: 0 var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    white-space: nowrap;
}

.pp-task-detail-save-status--saving {
    color: var(--color-ink-lighter);
    background: color-mix(in srgb, var(--color-ink-lighter) 10%, transparent);
}

.pp-task-detail-save-status--saving svg {
    animation: pp-spin 0.7s linear infinite;
}

.pp-task-detail-save-status--saved {
    color: var(--color-success);
    background: color-mix(in srgb, var(--color-success) 12%, transparent);
}

/* Task detail scrollable body */
.pp-task-detail-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--space-4) var(--space-3) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    scrollbar-width: thin;
}

/* Title input */
.pp-task-detail-title-input {
    width: 100%;
    border: none;
    background: transparent;
    color: var(--color-ink);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    font-family: var(--font-sans);
    line-height: var(--leading-snug);
    outline: none;
    padding: var(--space-1) 0;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.pp-task-detail-title-input:focus {
    border-bottom-color: var(--color-accent);
}

.pp-task-detail-title-input::placeholder { color: var(--color-ink-lighter); }

/* Field grid */
.pp-task-detail-fields {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--main-background-color-secondary);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-xl);
}

.pp-task-detail-field {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.pp-task-detail-field--members {
    align-items: flex-start;
}

.pp-field-label {
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    color: var(--color-ink-lighter);
    white-space: nowrap;
    width: 68px;
    flex-shrink: 0;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pp-field-select,
.pp-field-input {
    flex: 1;
    height: 28px;
    padding: 0 var(--space-2);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--main-background-color);
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    outline: none;
    transition: border-color var(--transition-fast);
    cursor: pointer;
    min-width: 0;
}

.pp-field-select:focus,
.pp-field-input:focus { border-color: var(--color-accent); }

.pp-field-input--overdue { color: var(--color-error); border-color: color-mix(in srgb, var(--color-error) 30%, var(--border-color)); }
.pp-field-input--range-warning { border-color: color-mix(in srgb, var(--color-warning, var(--color-output)) 35%, var(--border-color)); }

.pp-task-member-picker {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    min-width: 0;
}

.pp-task-member-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 4px 8px;
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--main-background-color);
    color: var(--color-ink-light);
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
    min-width: 0;
}

.pp-task-member-chip:hover {
    border-color: var(--border-color-strong);
    color: var(--color-ink);
}

.pp-task-member-chip--selected {
    background: var(--color-ink);
    border-color: var(--color-ink);
    color: var(--main-background-color);
}

.pp-task-member-chip-name {
    font-size: var(--text-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 132px;
}

.pp-task-member-picker-empty,
.pp-assignee-empty {
    font-size: var(--text-xs);
    color: var(--color-ink-lighter);
}

/* Status select accent colors */
.pp-field-select--status.pp-field-select--todo        { color: var(--color-ink-lighter); }
.pp-field-select--status.pp-field-select--in_progress { color: var(--color-operation); }
.pp-field-select--status.pp-field-select--in_review   { color: var(--color-target); }
.pp-field-select--status.pp-field-select--done        { color: var(--color-success); }
.pp-field-select--status.pp-field-select--cancelled   { color: var(--color-error); }

/* Priority select accent colors */
.pp-field-select--priority.pp-field-select--low    { color: var(--color-ink-lighter); }
.pp-field-select--priority.pp-field-select--medium { color: var(--color-cleanup); }
.pp-field-select--priority.pp-field-select--high   { color: var(--color-output); }
.pp-field-select--priority.pp-field-select--urgent { color: var(--color-error); }

/* Description textarea */
.pp-task-detail-desc-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pp-task-detail-desc {
    width: 100%;
    min-height: 120px;
    padding: var(--space-2) var(--space-3);
    border: var(--border-width) solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--main-background-color);
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    line-height: var(--leading-normal);
    outline: none;
    resize: vertical;
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.pp-task-detail-desc:focus { border-color: var(--color-accent); }
.pp-task-detail-desc::placeholder { color: var(--color-ink-lighter); }