/* ==========================================================================
   layout.css — app shell (sidebar + topbar + main grid)
   ========================================================================== */

.app {
    display: grid;
    grid-template-columns: 240px 1fr;
    grid-template-rows: 56px 1fr;
    height: 100vh;
}

/* -------- Sidebar (spans both rows) -------- */
.sidebar {
    grid-column: 1;
    grid-row: 1 / -1;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.sidebar-brand-icon {
    font-size: 22px;
    filter: drop-shadow(0 0 6px rgba(233, 69, 96, 0.4));
}
.sidebar-brand-name {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}
.sidebar-brand-version {
    font-size: 10px;
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    margin-left: auto;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    cursor: pointer;
    background: none;
    text-align: left;
    width: 100%;
}
.sidebar-link:hover {
    background: var(--bg-elev);
    color: var(--text-primary);
}
.sidebar-link.active {
    background: rgba(233, 69, 96, 0.1);
    color: var(--accent);
    font-weight: 600;
}
.sidebar-link-icon {
    width: 18px;
    text-align: center;
    font-size: 14px;
    flex-shrink: 0;
}

/* Sidebar mini status widget */
.sidebar-status {
    margin: 12px;
    padding: 12px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}
.sidebar-status:hover { border-color: var(--accent); }
.sidebar-status-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-dim);
    margin-bottom: 4px;
    display: block;
}
.sidebar-status-value {
    font-size: 12px;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}
.sidebar-status-value::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-dim);
}
.sidebar-status.running .sidebar-status-value       { color: var(--accent); }
.sidebar-status.running .sidebar-status-value::before {
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    animation: pulse 1.5s ease-in-out infinite;
}
.sidebar-status.done .sidebar-status-value       { color: var(--term-green); }
.sidebar-status.done .sidebar-status-value::before { background: var(--term-green); }
.sidebar-status.error .sidebar-status-value       { color: var(--term-red); }
.sidebar-status.error .sidebar-status-value::before { background: var(--term-red); }

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(233, 69, 96, 0.6); }
    50%      { box-shadow: 0 0 0 6px rgba(233, 69, 96, 0); }
}

/* -------- Topbar -------- */
.topbar {
    grid-column: 2;
    grid-row: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-app);
}
.topbar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* -------- Main content area -------- */
.main {
    grid-column: 2;
    grid-row: 2;
    overflow-y: auto;
    padding: 32px;
    min-height: 0;
}
.main-inner {
    max-width: 1440px;
    margin: 0 auto;
}

/* -------- Page show/hide -------- */
.page         { display: none; }
.page.active  { display: block; }