:root {
    --bg-primary: #0a0a14;
    --bg-secondary: #12121f;
    --bg-card: #1a1a2e;
    --bg-card-hover: #222240;
    --bg-input: #16162a;
    --border: #2a2a4a;
    --text-primary: #e8e8f0;
    --text-secondary: #9898b8;
    --text-muted: #6868a0;
    --accent: #6c63ff;
    --accent-hover: #5a52e0;
    --accent-light: rgba(108, 99, 255, 0.15);
    --success: #00c853;
    --warning: #ffd600;
    --danger: #ff1744;
    --info: #448aff;
    --orange: #ff9100;
    --purple: #7c4dff;
    --sidebar-width: 250px;
    --sidebar-collapsed: 64px;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; }

#app {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    z-index: 100;
    transition: width 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
}

.logo i { font-size: 1.5rem; }

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.sidebar-toggle:hover { background: var(--bg-card); }

.sidebar-nav {
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.nav-item:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--accent-light);
    color: var(--accent);
}

.nav-item i { width: 20px; text-align: center; font-size: 1.1rem; }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

.db-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.db-status i { font-size: 0.6rem; }
.db-status.connected i { color: var(--success); }
.db-status.disconnected i { color: var(--danger); }
.db-status.checking i { color: var(--warning); }

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 0;
    transition: margin-left 0.3s ease;
}

.topbar {
    padding: 20px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar h1 { font-size: 1.4rem; font-weight: 600; }

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.theme-toggle-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
}

.switch input { opacity: 0; width: 0; height: 0; }

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-input);
    border: 1px solid var(--border);
    transition: 0.3s;
    border-radius: 22px;
}

.slider:before {
    content: "";
    position: absolute;
    height: 16px; width: 16px;
    left: 2px; bottom: 2px;
    background: var(--accent);
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .slider:before { transform: translateX(18px); }

.page {
    display: none;
    padding: 24px 32px;
}

.page.active { display: block; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.stat-icon.blue { background: rgba(68, 138, 255, 0.2); color: var(--info); }
.stat-icon.red { background: rgba(255, 23, 68, 0.2); color: var(--danger); }
.stat-icon.orange { background: rgba(255, 145, 0, 0.2); color: var(--orange); }
.stat-icon.gray { background: rgba(104, 104, 160, 0.2); color: var(--text-muted); }
.stat-icon.green { background: rgba(0, 200, 83, 0.2); color: var(--success); }
.stat-icon.purple { background: rgba(124, 77, 255, 0.2); color: var(--purple); }

.stat-info { display: flex; flex-direction: column; }
.stat-value { font-size: 1.6rem; font-weight: 700; line-height: 1.2; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }

.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

@media (max-width: 900px) {
    .chart-grid { grid-template-columns: 1fr; }
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header h3 i { color: var(--accent); }

.card-body { padding: 20px; }

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-group label small { color: var(--text-muted); font-weight: 400; }

input, select, textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--accent);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236868a0' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

select option { background: var(--bg-card); color: var(--text-primary); }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--bg-input); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg-card); }
.btn-success { background: var(--success); color: #000; }
.btn-success:hover { opacity: 0.9; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.9; }
.btn-outline { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--bg-card); color: var(--text-primary); }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-block { width: 100%; justify-content: center; }

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

.table-container { overflow-x: auto; }

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.table th, .table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.table th {
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.table tbody tr:hover { background: var(--bg-card-hover); }
.table tbody tr:last-child td { border-bottom: none; }

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-hot { background: rgba(255, 23, 68, 0.2); color: var(--danger); }
.badge-warm { background: rgba(255, 145, 0, 0.2); color: var(--orange); }
.badge-cold { background: rgba(104, 104, 160, 0.2); color: var(--text-muted); }
.badge-new { background: rgba(68, 138, 255, 0.2); color: var(--info); }
.badge-contacted { background: rgba(255, 214, 0, 0.2); color: var(--warning); }
.badge-qualified { background: rgba(124, 77, 255, 0.2); color: var(--purple); }
.badge-converted { background: rgba(0, 200, 83, 0.2); color: var(--success); }
.badge-closed { background: rgba(255, 23, 68, 0.2); color: var(--danger); }

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-sm { font-size: 0.8rem; }

.keyword-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.chip.active {
    background: var(--accent-light);
    border-color: var(--accent);
    color: var(--accent);
}

.chip:hover { border-color: var(--text-muted); }

.subreddit-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.subreddit-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    align-items: end;
}

.filter-grid .form-group { margin-bottom: 0; }

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.pagination button {
    padding: 6px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.85rem;
}

.pagination button:hover { background: var(--bg-card); }
.pagination button.active { background: var(--accent); border-color: var(--accent); }
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }
.pagination span { color: var(--text-muted); font-size: 0.85rem; }

.scanner-layout {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 16px;
    align-items: start;
}

@media (max-width: 1100px) {
    .scanner-layout { grid-template-columns: 1fr; }
}

.scan-progress {
    margin-bottom: 16px;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-input);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.3s;
    width: 0%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-overlay.active { display: flex; }

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 700px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow);
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background: var(--bg-card);
    z-index: 1;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}

.modal-close:hover { color: var(--text-primary); }

.modal-body { padding: 20px; }

.modal-body .lead-field {
    margin-bottom: 16px;
}

.modal-body .lead-field-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.modal-body .lead-field-value {
    font-size: 0.9rem;
    word-break: break-word;
}

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    color: #fff;
    font-size: 0.9rem;
    box-shadow: var(--shadow);
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

.toast-success { background: var(--success); color: #000; }
.toast-error { background: var(--danger); }
.toast-info { background: var(--info); }
.toast-warning { background: var(--warning); color: #000; }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--bg-input);
    border-top: 2px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

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

.action-btns {
    display: flex;
    gap: 4px;
}

.action-btns button {
    padding: 4px 8px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.8rem;
}

.action-btns button:hover { background: var(--bg-card); color: var(--text-primary); }

@media (max-width: 768px) {
    .sidebar {
        width: var(--sidebar-collapsed);
    }
    .sidebar .nav-item span,
    .sidebar .logo span,
    .sidebar .db-status span {
        display: none;
    }
    .sidebar .nav-item {
        justify-content: center;
        padding: 12px;
    }
    .sidebar .sidebar-header {
        padding: 16px;
        justify-content: center;
    }
    .sidebar .sidebar-footer {
        padding: 12px;
        display: flex;
        justify-content: center;
    }
    .sidebar .db-status {
        justify-content: center;
    }
    .main-content {
        margin-left: var(--sidebar-collapsed);
    }
    .page {
        padding: 16px;
    }
    .topbar {
        padding: 16px;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .filter-grid {
        grid-template-columns: 1fr;
    }
}

.status-select {
    padding: 4px 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
}

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

canvas { max-height: 300px; }