:root { --bg:#0b0d10; --fg:#f5f7fa; --muted:#9aa4b2; --panel:#13161a; --accent:#4f46e5; --danger:#b91c1c; }
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}
header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:#0f1216;border-bottom:1px solid #20242a}
header h1{font-size:18px;margin:0} nav a{color:var(--fg);text-decoration:none;margin-left:12px}
main{padding:24px;max-width:1100px;margin:0 auto}
.panel{background:var(--panel);border:1px solid #20242a;border-radius:12px;padding:16px;margin-bottom:16px}
.btn{display:inline-block;background:var(--accent);padding:10px 16px;border-radius:10px;color:white;text-decoration:none}
.danger{background:var(--danger);color:white;border:none;padding:10px 14px;border-radius:8px;opacity:.6;cursor:not-allowed}
.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
figure{margin:0;background:#0f1216;border-radius:12px;overflow:hidden;border:1px solid #222}
figure img{width:100%;display:block}
figcaption{padding:12px;font-size:14px;color:var(--muted)}
label{display:block;margin:8px 0}
input[type="password"], select{width:100%;padding:8px;background:#0c0f13;color:var(--fg);border:1px solid #20242a;border-radius:8px}