:root { --bg:#0f172a; --panel:#111827; --border:#1f2937; --text:#e5e7eb; --muted:#93a3af; --accent:#22d3ee; }
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto}
main{max-width:1100px;margin:0 auto;padding:20px}
header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
nav a{color:var(--accent);margin-left:12px;text-decoration:none}
.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:16px}
table{width:100%;border-collapse:collapse}
th,td{padding:10px;border-bottom:1px solid var(--border);font-size:14px}
th{text-align:left;color:#cbd5e1}
.btn{display:inline-block;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:#1f2937;color:#e5e7eb;text-decoration:none}
.btn:hover{background:#243041}
.row{display:flex;gap:12px;align-items:center;margin:10px 0}
.row label{min-width:160px;color:#cbd5e1}
input,select{background:#0b1220;color:#e5e7eb;border:1px solid var(--border);border-radius:8px;padding:8px;width:100%}
.actions a, .actions button{margin-right:6px}
.flash{padding:10px;border-radius:8px;margin:10px 0}
.flash.ok{background:#0b3a2b;border:1px solid #1f6f52}
.flash.err{background:#3a0b0b;border:1px solid #6f1f1f}