:root {
    --bg: #0d1117;
    --bg2: #161b22;
    --bg3: #1c2333;
    --accent: #d63384;
    --accent-dim: #aa2e6e;
    --border: #21262d;
    --text: #e0e4ea;
    --text2: #8b949e;
    --green: #3fb950;
    --red: #f85149;
    --yellow: #d29922;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif; font-size: 14px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: var(--bg2); border-right: 1px solid var(--border); padding: 20px 0; flex-shrink: 0; }
.sidebar .brand { padding: 0 20px 20px; font-size: 18px; font-weight: 700; color: var(--accent); border-bottom: 1px solid var(--border); margin-bottom: 10px; }
.sidebar a { display: block; padding: 10px 20px; color: var(--text2); font-size: 13px; }
.sidebar a:hover, .sidebar a.active { color: var(--text); background: var(--bg3); text-decoration: none; border-left: 3px solid var(--accent); }
.main { flex: 1; padding: 30px; }
.main h1 { font-size: 22px; margin-bottom: 20px; font-weight: 600; }
.main h2 { font-size: 16px; margin: 20px 0 10px; font-weight: 600; color: var(--text2); }

.card { background: var(--bg2); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 20px; }
.card h3 { font-size: 14px; color: var(--text2); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.5px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat { background: var(--bg2); border: 1px solid var(--border); border-radius: 8px; padding: 16px; }
.stat .num { font-size: 28px; font-weight: 700; color: var(--accent); }
.stat .label { font-size: 12px; color: var(--text2); margin-top: 4px; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--text2); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; }
tr:hover td { background: var(--bg3); }

.btn { display: inline-block; padding: 8px 16px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg3); color: var(--text); cursor: pointer; font-size: 13px; }
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dim); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-red { background: var(--red); border-color: var(--red); color: #fff; }
.btn-green { background: var(--green); border-color: var(--green); color: #000; }

input[type="text"], input[type="password"], input[type="number"], select, textarea {
    background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: 8px 12px; border-radius: 6px; font-size: 13px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; min-height: 60px; }

.form-row { margin-bottom: 14px; }
.form-row label { display: block; margin-bottom: 4px; font-size: 12px; color: var(--text2); font-weight: 600; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.badge-green { background: rgba(63,185,80,0.15); color: var(--green); }
.badge-red { background: rgba(248,81,73,0.15); color: var(--red); }
.badge-yellow { background: rgba(210,153,34,0.15); color: var(--yellow); }

.toggle { position: relative; display: inline-block; width: 42px; height: 22px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background: #3a3f4a; border-radius: 22px; transition: 0.2s; }
.toggle .slider:before { position: absolute; content: ""; height: 16px; width: 16px; left: 3px; bottom: 3px; background: white; border-radius: 50%; transition: 0.2s; }
.toggle input:checked + .slider { background: var(--accent); }
.toggle input:checked + .slider:before { transform: translateX(20px); }

.msg { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 13px; }
.msg-ok { background: rgba(63,185,80,0.1); border: 1px solid var(--green); color: var(--green); }
.msg-err { background: rgba(248,81,73,0.1); border: 1px solid var(--red); color: var(--red); }

.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; padding: 40px; width: 360px; }
.login-box h1 { text-align: center; color: var(--accent); margin-bottom: 24px; }

.cat-header { background: var(--bg3); padding: 10px 14px; border-radius: 6px; margin: 16px 0 8px; font-weight: 600; font-size: 13px; color: var(--accent); cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.cat-header:hover { background: var(--border); }
.cat-body { padding: 0 8px; }
.offset-row { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; }
.offset-row .name { width: 260px; font-size: 12px; color: var(--text2); flex-shrink: 0; }
.offset-row input { flex: 1; }
.offset-desc { font-size: 11px; color: #555; margin-left: 270px; margin-top: -6px; margin-bottom: 6px; }