@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    --bg-body: #0b0d13;
    --bg-sidebar: #11131b;
    --bg-card: #161923;
    --bg-card-hover: #1c1f2e;
    --bg-input: #11131b;
    --bg-code: #0a0c10;
    --text-primary: #e8eaf2;
    --text-secondary: #7c819a;
    --text-muted: #4e5266;
    --border: #22263a;
    --accent: #6366f1;
    --accent-hover: #5254cc;
    --accent-glow: rgba(99,102,241,0.15);
    --success: #22c55e;
    --success-bg: rgba(34,197,94,0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245,158,11,0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239,68,68,0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --sidebar-w: 260px;
    --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 20px rgba(0,0,0,0.15);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* ─── Layout ──────────────────────────────────────────────────────────────── */

.layout { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; }

.sidebar {
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    padding: 24px 24px 20px;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo h1 {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-logo small {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.sidebar-nav { padding: 16px 12px; flex: 1; }

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s;
    margin-bottom: 2px;
}

.sidebar-nav a:hover { background: rgba(255,255,255,0.04); color: var(--text-primary); }
.sidebar-nav a.active { background: var(--accent-glow); color: var(--accent); }

.sidebar-nav .nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    opacity: 0.8;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
}

.main { padding: 32px 40px; overflow-x: auto; }

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.page-header h2 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.page-header p { color: var(--text-secondary); font-size: 14px; margin-top: 2px; }

/* ─── Stats Cards ─────────────────────────────────────────────────────────── */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
    box-shadow: var(--shadow);
    transition: border-color 0.2s;
}

.stat-card:hover { border-color: rgba(99,102,241,0.3); }

.stat-card .stat-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.stat-card .stat-value {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.stat-card .stat-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
}

.stat-card.accent .stat-value { color: var(--accent); }
.stat-card.success .stat-value { color: var(--success); }
.stat-card.warning .stat-value { color: var(--warning); }

/* ─── Tables ──────────────────────────────────────────────────────────────── */

.table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 28px;
}

.table-wrap .table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    border-bottom: 1px solid var(--border);
}

.table-wrap .table-header h3 { font-size: 15px; font-weight: 600; }

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    padding: 12px 22px;
    border-bottom: 1px solid var(--border);
    background: rgba(0,0,0,0.15);
}

td {
    padding: 14px 22px;
    font-size: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

.td-mono { font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 12px; color: var(--text-secondary); }

/* ─── Badges ──────────────────────────────────────────────────────────────── */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.6;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.badge-active { background: var(--success-bg); color: var(--success); }
.badge-active::before { background: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-warning::before { background: var(--warning); }
.badge-inactive { background: var(--danger-bg); color: var(--danger); }
.badge-inactive::before { background: var(--danger); }

.badge-on { background: var(--success-bg); color: var(--success); }
.badge-off { background: rgba(255,255,255,0.05); color: var(--text-muted); }

/* ─── Buttons ─────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; box-shadow: 0 0 20px var(--accent-glow); }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { background: rgba(255,255,255,0.04); color: var(--text-primary); }

.btn-danger { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }
.btn-danger:hover { background: rgba(239,68,68,0.2); }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 11px; border-radius: 6px; }

.btn-group { display: flex; gap: 6px; align-items: center; }

/* ─── Forms ───────────────────────────────────────────────────────────────── */

.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    max-width: 600px;
    box-shadow: var(--shadow);
}

.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control {
    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: 14px;
    font-family: inherit;
    transition: border-color 0.15s;
    outline: none;
}

.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-control::placeholder { color: var(--text-muted); }

select.form-control { cursor: pointer; }
select.form-control option { background: var(--bg-card); color: var(--text-primary); }

textarea.form-control { resize: vertical; min-height: 100px; }

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
}

/* ─── Code Block ──────────────────────────────────────────────────────────── */

.code-block {
    position: relative;
    background: var(--bg-code);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: 16px;
}

.code-block pre {
    padding: 18px 20px;
    padding-right: 80px;
    overflow-x: auto;
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--text-secondary);
    white-space: pre;
    tab-size: 4;
}

.code-block .copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 4px 12px;
    font-size: 11px;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    transition: all 0.15s;
}

.code-block .copy-btn:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }
.code-block .copy-btn.copied { background: var(--success-bg); color: var(--success); border-color: rgba(34,197,94,0.3); }

/* ─── Tabs ────────────────────────────────────────────────────────────────── */

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

.tab-btn {
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.15s;
    margin-bottom: -1px;
}

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

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

/* ─── Alerts ──────────────────────────────────────────────────────────────── */

.alert {
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(34,197,94,0.2); }
.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }

/* ─── Detail Card ─────────────────────────────────────────────────────────── */

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.detail-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}

.detail-card .detail-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.detail-card .detail-value {
    font-size: 15px;
    font-weight: 500;
    word-break: break-all;
}

.detail-card .detail-value .api-key-mask {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    color: var(--text-secondary);
}

/* ─── Login ───────────────────────────────────────────────────────────────── */

.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-body);
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow);
}

.login-box h1 {
    font-size: 20px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 6px;
    background: linear-gradient(135deg, #6366f1, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-box .login-sub {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 28px;
}

/* ─── Empty State ─────────────────────────────────────────────────────────── */

.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-muted);
}

.empty-state .empty-icon { font-size: 40px; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-size: 14px; margin-bottom: 16px; }

/* ─── Misc ────────────────────────────────────────────────────────────────── */

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 12px; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.truncate { max-width: 250px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ─── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
    .layout { grid-template-columns: 1fr; }
    .sidebar { display: none; }
    .main { padding: 20px 16px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .detail-grid { grid-template-columns: 1fr; }
}

/* ─── Scrollbar ───────────────────────────────────────────────────────────── */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ─── Section titles ──────────────────────────────────────────────────────── */

.section-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}