:root {
    --bg-main: #18181a;
    --bg-sidebar: #222225;
    --bg-panel: #2a2a2e;
    --border: #38383d;
    --text-main: #e2e2e3;
    --text-muted: #9e9e9f;
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #10b981;
    --warning: #f59e0b;
}

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

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
}

.layout { display: flex; height: 100%; }

/* Sidebar */
.sidebar {
    width: 320px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}
.sidebar-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border);
}
.sidebar-header h2 { font-size: 16px; font-weight: 600; }
.sidebar-content {
    padding: 20px;
    flex: 1;
    overflow-y: auto;
}
.sidebar-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border);
    background: var(--bg-sidebar);
}

.form-group { margin-bottom: 15px; }
.form-group label {
    display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px;
}
input, select, textarea {
    width: 100%; background: var(--bg-panel); color: var(--text-main);
    border: 1px solid var(--border); border-radius: 6px;
    padding: 10px; font-family: inherit; font-size: 13px;
    outline: none; transition: border 0.2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); }
textarea { resize: vertical; }

.folder-picker { display: flex; gap: 8px; }
.folder-picker input { flex: 1; text-overflow: ellipsis; white-space: nowrap; overflow: hidden; }
.folder-picker button {
    padding: 0 12px; background: var(--border); color: #fff;
    border: none; border-radius: 6px; cursor: pointer; font-size: 12px;
}
.folder-picker button:hover { background: #4a4a50; }

.divider { border: none; border-top: 1px dashed var(--border); margin: 20px 0; }

.btn {
    padding: 12px; border: none; border-radius: 6px; font-weight: 600; cursor: pointer;
    font-size: 14px; transition: 0.2s; color: #fff;
}
.w-100 { width: 100%; }
.d-none { display: none !important; }

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

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

/* Main Content */
.main-content {
    flex: 1; display: flex; flex-direction: column;
}

.topbar {
    height: 55px; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; padding: 0 20px; gap: 30px;
    background: var(--bg-sidebar);
}
.stat-box { font-size: 13px; color: var(--text-muted); }
.stat-box b { color: var(--text-main); font-weight: 600; margin-left: 5px; }
.stat-box.highlight b { color: var(--success); font-size: 15px; }

/* Tabs */
.tabs {
    display: flex; border-bottom: 1px solid var(--border); background: var(--bg-panel);
}
.tab-btn {
    padding: 12px 24px; background: transparent; border: none; color: var(--text-muted);
    cursor: pointer; font-size: 14px; border-bottom: 2px solid transparent;
}
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 500; }

.tab-pane { display: none; flex: 1; flex-direction: column; overflow: hidden; }
.tab-pane.active { display: flex; }

/* File List */
.list-header {
    padding: 10px 20px; background: var(--bg-panel); border-bottom: 1px solid var(--border);
    display: flex; gap: 20px; font-size: 13px; color: var(--text-muted);
}
.item-list { list-style: none; overflow-y: auto; flex: 1; }
.item-list li {
    padding: 12px 20px; border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center; font-size: 14px;
}
.item-list li:hover { background: var(--bg-panel); }
.badge {
    font-size: 11px; padding: 4px 8px; border-radius: 12px; font-weight: 500;
}
.badge.none { background: #333; color: #aaa; }
.badge.doing { background: rgba(245, 158, 11, 0.2); color: var(--warning); }
.badge.done { background: rgba(16, 185, 129, 0.2); color: var(--success); }
.badge.error { background: rgba(239, 68, 68, 0.2); color: var(--danger); }

/* Terminal */
.terminal-log {
    flex: 1; background: #000; color: #0f0; padding: 20px;
    font-family: 'Consolas', monospace; font-size: 13px;
    overflow-y: auto; white-space: pre-wrap; line-height: 1.5;
}
.terminal-log .log-system { color: #03a9f4; }
.terminal-log .log-error { color: #f44336; }
.terminal-log .log-success { color: #10b981; }

/* Names Table */
.names-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
}
.names-table th, .names-table td {
    padding: 10px; border: 1px solid var(--border); text-align: left;
}
.names-table th {
    background: var(--bg-sidebar); color: var(--text-muted); font-weight: 500; position: sticky; top: 0;
}
.names-table tr:hover { background: var(--bg-panel); }
.name-input {
    width: 100%; background: transparent; border: 1px solid transparent; color: var(--text-main);
    padding: 6px; border-radius: 4px; outline: none; transition: 0.2s;
}
.name-input:focus { border-color: var(--primary); background: var(--bg-main); }
.btn-delete {
    background: transparent; color: var(--danger); border: none; cursor: pointer; padding: 4px 8px; border-radius: 4px;
}
.btn-delete:hover { background: rgba(239, 68, 68, 0.1); }