:root {
    --bg: #0f1115;
    --panel: #171a21;
    --border: #262b35;
    --text: #e6e8eb;
    --muted: #9aa2ad;
    --accent: #4f8cff;
    --danger: #ff5c5c;
    --ok: #3ecf8e;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    font-size: 15px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 12px 24px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}
.topbar .brand { font-weight: 700; letter-spacing: 0.5px; }
.topbar nav { display: flex; gap: 16px; flex: 1; flex-wrap: wrap; }
.topbar .user-box { display: flex; gap: 12px; align-items: center; color: var(--muted); }

.container { max-width: 1100px; margin: 0 auto; padding: 24px; }

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 600; }

input, select, textarea {
    background: #0f1115;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 10px;
    border-radius: 6px;
    width: 100%;
}
label { display: block; margin: 10px 0 4px; color: var(--muted); font-size: 13px; }

.btn {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
}
.btn.danger { background: var(--danger); }
.btn.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.badge.assigned { background: rgba(62,207,142,0.15); color: var(--ok); }
.badge.unassigned { background: rgba(255,92,92,0.15); color: var(--danger); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.stat { text-align: center; }
.stat .num { font-size: 28px; font-weight: 700; }
.stat .label { color: var(--muted); font-size: 13px; }

.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { width: 320px; }

.error { background: rgba(255,92,92,0.12); border: 1px solid var(--danger); color: var(--danger); padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; font-size: 14px; }
.ok { background: rgba(62,207,142,0.12); border: 1px solid var(--ok); color: var(--ok); padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; font-size: 14px; }
.muted { color: var(--muted); }
.row { display: flex; gap: 20px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 280px; }