/* ── Project Detail Page ── */
.project-header {
    display: flex; justify-content: space-between; align-items: flex-start;
    gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap;
}
.project-title-area { flex: 1; min-width: 0; }
.project-title {
    font-family: var(--font-display); font-size: 1.3rem; font-weight: 600;
    letter-spacing: -0.005em; color: var(--ink);
}
.project-desc { color: var(--muted); font-size: 0.875rem; margin-top: 0.25rem; }
.project-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ── Members Area ── */
.project-members-area {
    display: flex; flex-direction: column; gap: 0.35rem;
    margin-bottom: 1.5rem;
}
.project-owner-row,
.project-managers-row {
    display: flex; align-items: center; gap: 0.5rem;
    flex-wrap: wrap;
}
.project-members-label {
    font-family: var(--font-mono); font-size: 0.575rem; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--muted); white-space: nowrap;
}
.project-members-name {
    font-size: 0.75rem; font-weight: 500; color: var(--ink);
    margin-right: 1rem;
}
.member-avatar {
    width: 1.75rem; height: 1.75rem; border-radius: 50%;
    background: var(--surface-2); display: flex; align-items: center;
    justify-content: center; font-size: 0.6rem; font-weight: 700;
    color: var(--signal); overflow: hidden; flex-shrink: 0;
}
.member-avatar img { width: 100%; height: 100%; object-fit: cover; }

/* ── Task Detail Modal ── */
.task-detail-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
    margin-bottom: 1rem;
}
.task-history-list { max-height: 200px; overflow-y: auto; }
.task-history-item {
    display: flex; gap: 0.75rem; padding: 0.5rem 0; border-bottom: 1px solid var(--hairline);
    font-size: 0.75rem;
}
.task-history-item:last-child { border-bottom: none; }
.task-history-time { font-family: var(--font-mono); font-size: 0.625rem; color: var(--muted); white-space: nowrap; }
.task-history-text { flex: 1; }

/* ── Member List ── */
.members-list { display: flex; flex-direction: column; }
.member-row {
    display: flex; align-items: center; gap: 1rem;
    padding: 0.75rem 0; border-bottom: 1px solid var(--hairline);
}
.member-row:last-child { border-bottom: none; }
.member-row-name { flex: 1; font-weight: 500; }
.member-row-email { font-family: var(--font-mono); font-size: 0.7rem; color: var(--muted); }
.member-row-actions { display: flex; gap: 0.5rem; align-items: center; }

/* ── View Toggle ── */
.view-toggle {
    display: flex; border: 1px solid var(--hairline); background: var(--surface);
    margin-bottom: 1rem;
}
.view-btn {
    padding: 0.4rem 0.75rem; font-family: var(--font-mono); font-size: 0.625rem;
    font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
    border: none; background: none; cursor: pointer; color: var(--muted);
    transition: all 0.2s;
}
.view-btn.active { background: var(--signal); color: var(--on-signal); }
.view-btn:hover:not(.active) { background: var(--surface-2); color: var(--ink); }

/* ── Audit ── */
.audit-list { display: flex; flex-direction: column; }
.audit-date-sep {
    padding: 0.5rem 0; font-family: var(--font-mono); font-size: 0.625rem;
    font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--muted); border-bottom: 1px solid var(--hairline); margin-bottom: 0.5rem;
}
.audit-item {
    display: flex; gap: 0.75rem; padding: 0.6rem 0;
    border-bottom: 1px solid var(--hairline);
}
.audit-item:last-child { border-bottom: none; }
.audit-time {
    font-family: var(--font-mono); font-size: 0.625rem; color: var(--muted);
    white-space: nowrap; width: 3rem; flex-shrink: 0;
}
.audit-dot {
    width: 8px; height: 8px; border-radius: 50%; background: var(--signal);
    flex-shrink: 0; margin-top: 0.25rem;
}
.audit-body { flex: 1; min-width: 0; }
.audit-user { font-size: 0.8125rem; font-weight: 600; }
.audit-detail { font-size: 0.75rem; margin-top: 0.15rem; }
.audit-field { color: var(--muted); }
.audit-old { color: var(--muted); text-decoration: line-through; }
.audit-new { color: var(--ink); font-weight: 500; }
.audit-action { color: var(--signal); font-weight: 500; }
.audit-task-link {
    font-size: 0.625rem; color: var(--muted); margin-top: 0.2rem;
    opacity: 0.8;
}
.audit-item.audit-system { opacity: 0.85; }
.audit-dot-system { background: var(--hairline-strong) !important; }
.audit-warn { color: var(--approaching); }
.audit-err { color: var(--overdue); }

/* ── Calendar / Gantt View ── */
.calendar-gantt {
    border: 1px solid var(--hairline);
    border-radius: var(--radius); overflow: hidden;
    background: var(--surface);
}
.gantt-scroll {
    overflow-x: auto; overflow-y: auto;
    max-height: calc(100vh - 22rem); min-height: 12rem;
}
.gantt-left-col {
    flex-shrink: 0; position: sticky; left: 0; z-index: 2;
    background: var(--surface); border-right: 2px solid var(--hairline);
}
.gantt-corner {
    height: 3rem; display: flex; align-items: center;
    font-family: var(--font-mono); font-size: 0.575rem; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--muted); padding: 0 0.5rem;
    background: var(--surface-2); border-bottom: 2px solid var(--hairline);
}
.gantt-row-label {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0 0.5rem; border-bottom: 1px solid var(--hairline-weak);
    overflow: hidden;
}
.gantt-row-label-content {
    flex: 1; min-width: 0; display: flex; flex-direction: column;
    gap: 0.15rem; overflow: hidden;
}
.gantt-task-title {
    font-size: 0.6875rem; white-space: nowrap; overflow: hidden;
    text-overflow: ellipsis; flex: 1; min-width: 0;
    line-height: 1.2;
}
.gantt-task-sub {
    font-size: 0.5625rem; color: var(--muted);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.gantt-right-col { flex: 1; min-width: 0; position: relative; }
.gantt-timeline-head {
    height: 3rem; position: relative; overflow: hidden;
    border-bottom: 2px solid var(--hairline);
}
.gantt-months {
    display: flex; height: 1.5rem; position: relative;
}
.gantt-month-head {
    position: absolute; top: 0; height: 1.5rem;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono); font-size: 0.575rem; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--muted);
    border-right: 1px solid var(--hairline);
}
.gantt-days {
    display: flex; height: 1.5rem; border-top: 1px solid var(--hairline);
}
.gantt-day-head {
    flex-shrink: 0; display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono); font-size: 0.5rem; color: var(--muted);
    border-right: 1px solid var(--hairline-weak);
}
.gantt-day-head.weekend { background: var(--surface-2); }
.gantt-day-head.today {
    background: var(--signal-glass); color: var(--signal); font-weight: 700;
}
.gantt-bars-area {
    position: relative; background: var(--surface);
}
.gantt-grid-line {
    position: absolute; top: 0; bottom: 0; width: 1px;
    background: var(--hairline-weak); pointer-events: none; z-index: 0;
}
.gantt-today-line {
    position: absolute; top: 0; bottom: 0; width: 2px;
    background: var(--err); z-index: 3; pointer-events: none;
    opacity: 0.5;
}
.gantt-bar {
    position: absolute; border-radius: 4px; border: 1px solid;
    cursor: pointer; transition: filter 0.15s; z-index: 1;
    display: flex; align-items: center; min-width: 6px;
}
.gantt-bar:hover { filter: brightness(0.92); }
.gantt-bar-label {
    font-size: 0.625rem; white-space: nowrap; overflow: hidden;
    text-overflow: ellipsis; padding: 0 0.5rem; color: var(--ink);
}
.gantt-bar.overdue {
    border-color: var(--err) !important;
    box-shadow: inset 0 0 0 1px var(--err-glass);
}
.gantt-bar.approaching {
    border-color: var(--approaching) !important;
}
.gantt-bar.done { opacity: 0.6; }
.gantt-no-date-tasks { margin-top: 1rem; }
.gantt-no-date-header {
    font-family: var(--font-mono); font-size: 0.575rem; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--muted);
    padding: 0.5rem 0.25rem; border-bottom: 1px solid var(--hairline);
    margin-bottom: 0.25rem;
}

/* ── Project Settings Page ── */
.ps-section {
    background: var(--surface);
    border: 1px solid var(--hairline);
    padding: 1.25rem;
}
.ps-section-title {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--hairline);
}
.ps-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--hairline);
}
.ps-section-header .ps-section-title {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
.ps-info-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--hairline-weak);
}
.ps-info-row:last-child { border-bottom: none; }
.ps-label {
    font-family: var(--font-mono);
    font-size: 0.5625rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    min-width: 6rem;
    flex-shrink: 0;
}
.ps-value {
    font-size: 0.8125rem;
    flex: 1;
    min-width: 0;
}
.ps-desc {
    color: var(--muted);
    font-size: 0.75rem;
    line-height: 1.5;
}
.ps-check-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
    padding-top: 0.6rem;
}
.ps-check-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.8125rem;
    font-weight: 500;
}
.ps-check-label input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    cursor: pointer;
    accent-color: var(--signal);
}
.ps-check-desc {
    font-size: 0.6875rem;
    color: var(--muted);
    padding-left: 1.5rem;
}
.ps-members-list {
    display: flex;
    flex-direction: column;
}
.ps-member-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--hairline);
}
.ps-member-row:last-child { border-bottom: none; }
.ps-member-info {
    flex: 1;
    min-width: 0;
}
.ps-member-name {
    font-size: 0.8125rem;
    font-weight: 500;
}
.ps-member-email {
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--muted);
}
.ps-member-actions {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-shrink: 0;
}
.ps-danger {
    border-color: var(--err);
}
.ps-danger-desc {
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 0.75rem;
}

.ps-audit-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.75rem;
    margin-top: 0.5rem;
    border-top: 1px solid var(--hairline);
}
.ps-audit-counter {
    font-family: var(--font-mono);
    font-size: 0.5625rem;
    color: var(--muted);
    letter-spacing: 0.06em;
}

/* ── Project Page Responsive ── */
@media (max-width: 768px) {
    .project-header { flex-direction: column; }
    .project-actions { flex-wrap: wrap; }
    .view-toggle { margin-bottom: 0.5rem; }
    .view-btn { padding: 0.35rem 0.55rem; font-size: 0.5625rem; }
    .gantt-scroll { max-height: calc(100vh - 26rem); }
    .task-detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .project-title { font-size: 1.1rem; }
    .project-desc { font-size: 0.75rem; }
    .project-members-area { gap: 0.25rem; }
    .project-owner-row, .project-managers-row { gap: 0.35rem; }
    .member-avatar { width: 1.5rem; height: 1.5rem; font-size: 0.5rem; }
    .project-members-name { font-size: 0.6875rem; margin-right: 0.5rem; }
    .member-row { flex-wrap: wrap; }
    .member-row-actions { width: 100%; justify-content: flex-end; }
}