:root{--bg:#07111f;--panel:#0e1b2d;--panel2:#12243a;--text:#eef5ff;--muted:#9db0c7;--accent:#38d39f;--danger:#ff6678;--border:#21354d;--shadow:0 16px 50px rgba(0,0,0,.22)}
*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#06101c,#0a1727);color:var(--text);font:15px/1.6 Arial,sans-serif}a{color:inherit;text-decoration:none}.topbar{height:64px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 5%;background:#081522ee;position:sticky;top:0;z-index:20}.brand{font-size:23px;font-weight:800;color:var(--accent)}nav{display:flex;gap:22px;color:var(--muted)}nav a:hover{color:#fff}.container{max-width:1240px;margin:0 auto;padding:42px 22px;min-height:calc(100vh - 130px)}.hero{padding:70px 20px;text-align:center}.hero h1{font-size:52px;margin:0 0 16px}.hero p{color:var(--muted);font-size:18px;max-width:720px;margin:0 auto 28px}.btn{display:inline-block;background:var(--accent);color:#04100d;padding:10px 16px;border-radius:9px;font-weight:700;border:0;cursor:pointer}.btn.alt{background:var(--panel2);color:#fff;border:1px solid var(--border)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:22px;box-shadow:var(--shadow)}.muted{color:var(--muted)}input,select,textarea{width:100%;padding:12px;border-radius:8px;border:1px solid var(--border);background:#091625;color:#fff;margin:6px 0 14px}label{font-size:13px;color:var(--muted);display:block}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.footer{padding:24px 5%;border-top:1px solid var(--border);color:var(--muted);display:flex;justify-content:space-between}.alert{padding:12px;border-radius:8px;background:#17304a;margin:10px 0}.danger{background:#421c27}.success{background:#12382e}.stat{font-size:28px;font-weight:800}.pill{display:inline-block;padding:4px 9px;border-radius:999px;background:#16304a;color:#9fd6ff;font-size:12px}.admin-shell{display:grid;grid-template-columns:230px 1fr;gap:20px}.admin-sidebar{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px;height:max-content;position:sticky;top:84px}.admin-sidebar a,.admin-sidebar strong{display:block;padding:9px 8px}.admin-sidebar a:hover{background:var(--panel2);border-radius:8px}.admin-content{min-width:0}.admin-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.trade-chat{max-height:420px;overflow:auto;border:1px solid var(--border);border-radius:10px;padding:12px}.chat-message{padding:10px;border-bottom:1px solid var(--border)}.chat-message span{float:right;color:var(--muted);font-size:12px}.notification-row{padding:14px;border-bottom:1px solid var(--border)}.notification-row.unread{background:#10283b}.notification-row span{float:right;color:var(--muted);font-size:12px}
@media(max-width:800px){.hero h1{font-size:36px}nav{gap:10px;font-size:12px}.footer{display:block}.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:2px}.admin-sidebar strong{grid-column:1/-1}}