* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0f1117;
    --bg-card: #1a1d27;
    --bg-sidebar: #141720;
    --border: #2a2d3a;
    --text: #e4e4e7;
    --text-muted: #8b8d97;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 24px 0;
    position: fixed;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.logo {
    padding: 0 24px 24px;
    border-bottom: 1px solid var(--border);
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
}

.logo .subtitle {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Property selector */
.property-selector {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
}

.property-selector label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 6px;
}

.property-selector select {
    width: 100%;
    padding: 8px 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 13px;
    outline: none;
}

.property-selector select:focus {
    border-color: var(--accent);
}

.property-actions {
    margin-top: 8px;
}

.btn-small {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

.btn-small:hover {
    color: var(--text);
    border-color: var(--accent);
}

.btn-confirm {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.add-property-form {
    margin-top: 8px;
    display: flex;
    gap: 6px;
}

.add-property-form input {
    flex: 1;
    padding: 6px 8px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-size: 12px;
    outline: none;
}

.nav-links {
    list-style: none;
    padding: 16px 0;
}

.nav-links li a {
    display: block;
    padding: 10px 24px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.15s;
}

.nav-links li a:hover,
.nav-links li a.active {
    color: var(--text);
    background: rgba(99, 102, 241, 0.1);
    border-right: 2px solid var(--accent);
}

/* Content */
.content {
    margin-left: 240px;
    flex: 1;
    padding: 32px;
    max-width: 960px;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 24px;
}

h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 16px;
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}

.stat-card .label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card .value {
    font-size: 28px;
    font-weight: 700;
    margin-top: 4px;
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 14px;
    outline: none;
}

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

.form-row {
    display: flex;
    gap: 16px;
}

.form-row .form-group {
    flex: 1;
}

.file-drop {
    border: 2px dashed var(--border);
    border-radius: 8px;
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s;
    position: relative;
}

.file-drop:hover,
.file-drop.dragover {
    border-color: var(--accent);
}

.file-drop input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.file-drop p {
    color: var(--text-muted);
    font-size: 14px;
}

/* Override section */
.override-section {
    margin-bottom: 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
}

.override-section summary {
    cursor: pointer;
    color: var(--text-muted);
    font-size: 13px;
}

.override-section[open] summary {
    margin-bottom: 12px;
}

.override-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-style: italic;
}

/* Buttons */
.btn-primary {
    background: var(--accent);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.15s;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.quick-query {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.quick-query button {
    background: var(--bg);
    color: var(--text-muted);
    border: 1px solid var(--border);
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.quick-query button:hover {
    color: var(--text);
    border-color: var(--accent);
}

/* Results */
.result-box {
    margin-top: 16px;
    min-height: 20px;
}

.result-box .answer {
    padding: 12px;
    background: rgba(99, 102, 241, 0.1);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    margin-bottom: 12px;
    font-size: 14px;
}

.result-box .source {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.records-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.records-table th {
    text-align: left;
    padding: 8px 12px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.records-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
}

.records-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* Domain tree */
.domain-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
}

.domain-header,
.block-header {
    padding: 16px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.15s;
}

.domain-header:hover,
.block-header:hover {
    background: rgba(255, 255, 255, 0.02);
}

.domain-header h3,
.block-header h3 {
    margin: 0;
    text-transform: capitalize;
}

.domain-body,
.block-body {
    padding: 0 16px 16px;
    display: none;
}

.domain-body.open,
.block-body.open {
    display: block;
}

.subfolder-item {
    padding: 8px 12px;
    background: var(--bg);
    border-radius: 4px;
    margin-bottom: 6px;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}

.subfolder-item .count {
    color: var(--text-muted);
}

/* Status indicators */
.status {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.status-active { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.status-expired { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.status-pending { background: rgba(245, 158, 11, 0.15); color: var(--warning); }

.loading {
    color: var(--text-muted);
    font-style: italic;
    font-size: 14px;
}

.error {
    color: var(--danger);
    font-size: 14px;
}

.success-msg {
    color: var(--success);
    font-size: 14px;
    padding: 12px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 6px;
}

/* Phase badges */
.phase-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-top: 8px;
}

.phase-pre_top { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.phase-top_dlp { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.phase-initial_period { background: rgba(99, 102, 241, 0.15); color: var(--accent); }
.phase-operational { background: rgba(34, 197, 94, 0.15); color: var(--success); }

/* Domain tags */
.active-domains {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.domain-tag {
    display: inline-block;
    padding: 3px 8px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: capitalize;
}

/* Block stats */
.block-stats {
    display: flex;
    gap: 6px;
    margin-top: 4px;
}

.stat-pill {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}

.stat-green { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.stat-blue { background: rgba(99, 102, 241, 0.15); color: var(--accent); }
.stat-red { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.stat-orange { background: rgba(245, 158, 11, 0.15); color: var(--warning); }

/* Floor sections */
.floor-section {
    margin-bottom: 8px;
}

.floor-header {
    padding: 8px 12px;
    background: var(--bg);
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    transition: color 0.15s;
}

.floor-header:hover {
    color: var(--text);
}

.floor-body {
    display: none;
    padding: 4px 0 4px 12px;
}

.floor-body.open {
    display: block;
}

/* Unit rows */
.unit-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.15s;
    font-size: 13px;
}

.unit-row:last-child {
    border-bottom: none;
}

.unit-row:hover {
    background: rgba(255, 255, 255, 0.02);
}

.unit-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.unit-owner {
    color: var(--text-muted);
    font-size: 12px;
}

.unit-tenant {
    color: var(--accent);
    font-size: 11px;
    font-style: italic;
}

.unit-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.unit-indicator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
}

.indicator-reno {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.indicator-lease {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* Strata table */
.strata-table {
    font-size: 12px;
    white-space: nowrap;
}

.strata-table th,
.strata-table td {
    padding: 6px 10px;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
        overflow: hidden;
    }
    .logo h1 { font-size: 16px; }
    .logo .subtitle { display: none; }
    .nav-links li a { padding: 10px 16px; font-size: 0; }
    .content { margin-left: 60px; padding: 16px; }
}