:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #f8fafc;
    --text: #172033;
    --muted: #6b7280;
    --line: #e5e7eb;
    --primary: #18243b;
    --primary-2: #263a61;
    --danger: #b42318;
    --danger-bg: #fef3f2;
    --warning: #b54708;
    --warning-bg: #fffaeb;
    --success: #027a48;
    --success-bg: #ecfdf3;
    --radius: 16px;
    --shadow: 0 12px 30px rgba(15, 23, 42, .07);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

button, input, textarea { font: inherit; }

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 260px 1fr;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 24px 18px;
    background: #111827;
    color: #fff;
    display: flex;
    flex-direction: column;
}

.brand {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 8px 8px 24px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.brand-mark {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: #fff;
    color: #111827;
    font-weight: 800;
}

.brand strong, .brand span { display: block; }
.brand span { color: #9ca3af; font-size: 12px; margin-top: 2px; }

.menu { display: grid; gap: 6px; padding-top: 20px; }

.menu-item {
    border: 0;
    text-align: left;
    padding: 11px 12px;
    border-radius: 10px;
    background: transparent;
    color: #cbd5e1;
    cursor: pointer;
}

.menu-item:hover,
.menu-item.active {
    color: #fff;
    background: rgba(255,255,255,.09);
}

.sidebar-footer {
    margin-top: auto;
    display: flex;
    gap: 8px;
    align-items: center;
    color: #9ca3af;
    font-size: 12px;
    padding: 12px 8px 0;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #f59e0b;
}

.main { padding: 30px; min-width: 0; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 28px;
}

.topbar h1 { margin: 0 0 5px; font-size: 27px; }
.topbar p { margin: 0; color: var(--muted); }
.top-actions { display: flex; gap: 10px; }

.btn, .mini-btn, .link-btn {
    border: 0;
    cursor: pointer;
}

.btn {
    padding: 11px 16px;
    border-radius: 10px;
    font-weight: 700;
}

.btn.primary { background: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-2); }
.btn.ghost { background: #fff; color: var(--text); border: 1px solid var(--line); }
.btn.full { width: 100%; }

.section { display: none; }
.section.active { display: block; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 18px;
}

.stat-card, .panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.stat-card { padding: 18px; }
.stat-card span, .stat-card small { display: block; color: var(--muted); }
.stat-card strong { display: block; font-size: 30px; margin: 9px 0 4px; }

.content-grid {
    display: grid;
    grid-template-columns: 1.35fr .85fr;
    gap: 18px;
}

.panel { padding: 20px; }

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.panel-header h2 { margin: 0; font-size: 18px; }
.panel-header p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

.link-btn { background: transparent; color: var(--primary-2); font-weight: 700; }

.task-list { display: grid; gap: 10px; }

.task-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 13px 14px;
}

.task-row strong, .task-row span { display: block; }
.task-row span { color: var(--muted); font-size: 12px; margin-top: 4px; }

.task-meta { display: flex; gap: 8px; align-items: center; }

.badge {
    display: inline-flex !important;
    align-items: center;
    padding: 5px 9px;
    border-radius: 999px;
    background: #eef2ff;
    color: #3730a3 !important;
    font-size: 11px !important;
    margin: 0 !important;
    font-weight: 700;
}

.badge.danger { color: var(--danger) !important; background: var(--danger-bg); }
.badge.warning { color: var(--warning) !important; background: var(--warning-bg); }
.badge.neutral { color: #475467 !important; background: #f2f4f7; }

.mini-btn {
    padding: 7px 9px;
    border-radius: 8px;
    background: #f3f4f6;
    color: #374151;
}

.robot-card {
    padding: 16px;
    border-radius: 12px;
    background: var(--surface-2);
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.robot-icon {
    width: 38px;
    height: 38px;
    min-width: 38px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #e5e7eb;
    font-size: 20px;
}

.robot-card p { color: var(--muted); font-size: 13px; margin: 5px 0 0; line-height: 1.45; }

.search, input, textarea {
    width: 100%;
    border: 1px solid #d0d5dd;
    border-radius: 10px;
    padding: 11px 12px;
    background: #fff;
    color: var(--text);
    outline: none;
}

.search { max-width: 290px; }
input:focus, textarea:focus { border-color: #64748b; box-shadow: 0 0 0 3px rgba(100,116,139,.12); }

.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 10px; border-bottom: 1px solid var(--line); text-align: left; font-size: 13px; }
th { color: var(--muted); font-weight: 600; }

.empty-state {
    min-height: 200px;
    display: grid;
    place-items: center;
    align-content: center;
    text-align: center;
    color: var(--muted);
    gap: 7px;
}

.empty-state strong { color: var(--text); }

.automation-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.automation-box > div {
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface-2);
}

.automation-box span, .automation-box strong { display: block; }
.automation-box span { font-size: 12px; color: var(--muted); margin-bottom: 6px; }

.status-text { color: var(--danger); }

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 18px;
}

.form-grid label {
    display: grid;
    gap: 7px;
    font-size: 13px;
    font-weight: 700;
}

.span-2 { grid-column: span 2; }

.log-list { display: grid; gap: 8px; }
.log-row { padding: 10px 12px; background: var(--surface-2); border-radius: 10px; font-size: 13px; }
.log-time { color: var(--muted); display: inline-block; min-width: 80px; }

.modal-backdrop {
    position: fixed;
    inset: 0;
    display: none;
    place-items: center;
    background: rgba(15,23,42,.55);
    padding: 20px;
    z-index: 100;
}

.modal-backdrop.open { display: grid; }

.modal {
    width: min(680px, 100%);
    max-height: 90vh;
    overflow: auto;
    background: #fff;
    border-radius: 18px;
    padding: 22px;
    box-shadow: 0 30px 80px rgba(0,0,0,.22);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 18px;
}

.modal-header h2 { margin: 0; }
.modal-header p { color: var(--muted); margin: 5px 0 0; font-size: 13px; }
.modal-close { border: 0; background: transparent; font-size: 28px; cursor: pointer; color: #667085; }

.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }
.form-message { margin-top: 12px; font-size: 13px; font-weight: 700; }
.form-message.success { color: var(--success); }
.form-message.error { color: var(--danger); }

@media (max-width: 980px) {
    .app-shell { grid-template-columns: 1fr; }
    .sidebar {
        position: static;
        height: auto;
    }
    .menu {
        grid-template-columns: repeat(4, 1fr);
    }
    .sidebar-footer { margin-top: 14px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .content-grid { grid-template-columns: 1fr; }
}

@media (max-width: 650px) {
    .main { padding: 18px; }
    .menu { grid-template-columns: repeat(2, 1fr); }
    .topbar { align-items: flex-start; flex-direction: column; }
    .top-actions { width: 100%; }
    .top-actions .btn { flex: 1; }
    .stats-grid { grid-template-columns: 1fr; }
    .panel-header { align-items: flex-start; flex-direction: column; }
    .search { max-width: 100%; }
    .form-grid { grid-template-columns: 1fr; }
    .span-2 { grid-column: auto; }
    .automation-box { grid-template-columns: 1fr; }
    .task-row { align-items: flex-start; flex-direction: column; }
}