:root{--bg:#08111f;--panel:#101c2f;--panel2:#15243a;--text:#edf4fb;--muted:#93a7bd;--line:#263a55;--accent:#5ce1e6;--good:#63d69b;--warn:#ffc857;--bad:#ff7b84}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.side{background:#0b1627;border-right:1px solid var(--line);padding:22px;position:sticky;top:0;height:100vh}.brand{font-size:24px;font-weight:800;letter-spacing:2px}.brand small{display:block;font-size:11px;color:var(--muted);letter-spacing:1px;margin-top:5px}.nav{margin-top:28px;display:grid;gap:7px}.nav a{padding:11px 12px;border-radius:10px;color:#cbd8e6}.nav a:hover,.nav a.on{background:var(--panel2);color:white}.main{padding:28px;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.user{font-size:13px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px}.metric b{font-size:30px;display:block;margin-top:7px}.muted{color:var(--muted)}.section{margin-top:18px}.section h2{font-size:18px;margin:0 0 14px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px}table{width:100%;border-collapse:collapse;background:var(--panel)}th,td{padding:12px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:13px}th{color:#aebfd0;font-size:11px;text-transform:uppercase;letter-spacing:.7px}.pill{display:inline-block;padding:4px 8px;border-radius:999px;background:#243750;font-size:11px}.pill.good{background:#123b2a;color:#8ae4b3}.pill.bad{background:#49242a;color:#ffadb2}.pill.warn{background:#4b3b17;color:#ffe08c}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 12px;border-radius:10px;border:1px solid var(--line);background:#16263d;color:white;cursor:pointer}.btn.primary{background:var(--accent);color:#062126;border-color:transparent;font-weight:700}.btn.danger{background:#4b2026}.btn.small{padding:6px 9px;font-size:12px}input,textarea,select{width:100%;border:1px solid var(--line);background:#091421;color:white;border-radius:10px;padding:10px 11px}textarea{min-height:110px;resize:vertical}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid .full{grid-column:1/-1}.actions{display:flex;gap:8px;flex-wrap:wrap}.flash{padding:12px 14px;border-radius:12px;margin-bottom:16px;background:#14372b;border:1px solid #245a45}.flash.err{background:#44242a;border-color:#75343d}.login{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(440px,100%);background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:28px}.login-card h1{margin-top:0}.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.preview{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}.preview img{width:100%;display:block}.preview .meta{padding:10px;font-size:12px}.code{font-family:Consolas,monospace;font-size:12px;background:#07101b;padding:10px;border-radius:9px;overflow:auto}.hero{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.hero h1{margin:0 0 6px;font-size:28px}.hero p{margin:0;color:var(--muted)}@media(max-width:1000px){.grid{grid-template-columns:repeat(2,1fr)}.shell{grid-template-columns:1fr}.side{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line)}.nav{grid-template-columns:repeat(4,1fr)}.main{padding:18px}}@media(max-width:640px){.grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.nav{grid-template-columns:repeat(2,1fr)}.hero{display:block}.hero .actions{margin-top:14px}}