:root {
    --bg: #0f1117;
    --bg-card: #1a1d27;
    --bg-input: #252833;
    --border: #2e3241;
    --text: #e4e6ed;
    --text-muted: #8b8fa3;
    --primary: #6366f1;
    --primary-hover: #818cf8;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --radius: 8px;
}

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

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

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

/* Layout */
.app {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 20px 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-logo {
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 10px;
}

.sidebar-logo h1 {
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-logo span {
    color: var(--text-muted);
    font-size: 12px;
    font-weight: normal;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text-muted);
    transition: all .15s;
    font-size: 14px;
}

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

.sidebar nav a svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 15px 20px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main {
    flex: 1;
    margin-left: 250px;
    padding: 30px;
    max-width: 1200px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}

.card h2 {
    font-size: 16px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Grid */
.grid {
    display: grid;
    gap: 20px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .sidebar { display: none; }
    .main { margin-left: 0; }
}

/* Stats */
.stat-value {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* Status */
.status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-running {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.status-stopped {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all .15s;
    text-decoration: none;
    color: var(--text);
}

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

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

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover { background: rgba(239, 68, 68, 0.25); color: var(--danger); }

.btn-secondary {
    background: var(--bg-input);
    border: 1px solid var(--border);
}

.btn-secondary:hover { border-color: var(--primary); }

.btn-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.btn-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Forms */
input, textarea, select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 14px;
    color: var(--text);
    font-size: 14px;
    width: 100%;
    font-family: inherit;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-muted);
}

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

/* Editor */
.editor {
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    font-size: 13px;
    line-height: 1.6;
    min-height: 400px;
    resize: vertical;
    tab-size: 4;
}

/* Table */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    text-align: left;
    padding: 12px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

th {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

tr:hover td { background: rgba(255, 255, 255, 0.02); }

/* Flash */
.flash {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}

.flash-success {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: var(--success);
}

.flash-error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--danger);
}

/* Login Page */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: var(--bg);
}

.login-box {
    width: 380px;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.login-box h1 {
    text-align: center;
    margin-bottom: 8px;
    font-size: 22px;
}

.login-box p {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 24px;
    font-size: 14px;
}

.login-box .btn { width: 100%; justify-content: center; }

.login-icon {
    text-align: center;
    margin-bottom: 16px;
}

.flash-info {
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    color: var(--primary-hover);
}

.setup-info {
    margin-bottom: 24px;
}

.setup-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

.setup-step:last-child { border-bottom: none; }

.step-num {
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

/* Logs */
.log-viewer {
    background: #0d0f14;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    line-height: 1.6;
    max-height: 500px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--text-muted);
}

/* Setup */
.setup-section {
    margin-bottom: 24px;
}

.setup-section h3 {
    font-size: 15px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.code-block {
    background: #0d0f14;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    line-height: 1.6;
    overflow-x: auto;
    position: relative;
    margin-bottom: 12px;
}

.code-block .copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
}

.code-block .copy-btn:hover {
    border-color: var(--primary);
    color: var(--text);
}

.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}

.tab {
    padding: 10px 20px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 14px;
    border-bottom: 2px solid transparent;
    transition: all .15s;
}

.tab:hover { color: var(--text); }
.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Page header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.page-header h1 {
    font-size: 22px;
}

/* URL display */
.url-display {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-input);
    padding: 8px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    font-family: monospace;
    font-size: 13px;
}

.url-display .copy-icon {
    cursor: pointer;
    color: var(--text-muted);
    flex-shrink: 0;
}

.url-display .copy-icon:hover { color: var(--primary); }

/* Badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.badge-primary { background: rgba(99, 102, 241, 0.15); color: var(--primary); }
.badge-success { background: rgba(34, 197, 94, 0.15); color: var(--success); }

/* Steps */
.steps {
    counter-reset: step;
}

.step {
    padding: 16px 16px 16px 50px;
    position: relative;
    border-left: 2px solid var(--border);
    margin-left: 14px;
    margin-bottom: 4px;
}

.step:last-child { border-left-color: transparent; }

.step::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: -14px;
    top: 14px;
    width: 26px;
    height: 26px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
}

.step h4 {
    margin-bottom: 8px;
    font-size: 14px;
}

.step p {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

/* Note / Warning box */
.note {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    line-height: 1.5;
    margin: 12px 0;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--primary-hover);
}