:root{--dark:#07111f;--primary:#2563eb;--accent:#16a34a;--muted:#64748b;--soft:#f8fafc}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#f8fafc;color:#0f172a}
.navbar{backdrop-filter:blur(16px)}
.hero{min-height:680px;background:radial-gradient(circle at 15% 20%,rgba(37,99,235,.42),transparent 28%),radial-gradient(circle at 80% 10%,rgba(20,184,166,.25),transparent 28%),linear-gradient(135deg,#07111f 0%,#0f172a 60%,#111827 100%);color:white;overflow:hidden;position:relative}
.hero:after{content:"";position:absolute;width:560px;height:560px;right:-160px;bottom:-200px;border-radius:50%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:30px;box-shadow:0 24px 80px rgba(0,0,0,.28)}
.badge-soft{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.18)}
.service-card{border:0;border-radius:24px;box-shadow:0 18px 45px rgba(15,23,42,.08);transition:.25s ease;height:100%}
.service-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(15,23,42,.14)}
.icon-circle{width:56px;height:56px;border-radius:18px;display:flex;align-items:center;justify-content:center;background:#eff6ff;font-size:27px}
.icon-mini{width:38px;height:38px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;background:#eff6ff;margin-right:8px}
.feature{background:white;border-radius:22px;padding:24px;box-shadow:0 12px 35px rgba(15,23,42,.06);height:100%}
.btn-primary{background:var(--primary);border-color:var(--primary)}
.dashboard-shell{min-height:100vh}
.sidebar{background:#0f172a;color:white;min-height:100vh}
.sidebar a{color:#cbd5e1;text-decoration:none;display:flex;align-items:center;gap:10px;padding:13px 16px;border-radius:16px;margin-bottom:8px;font-weight:600}
.sidebar a:hover,.sidebar a.active{background:#1e293b;color:white}
.sidebar .brand{background:linear-gradient(135deg,#2563eb,#14b8a6);border-radius:22px;padding:18px;margin-bottom:18px}
.stat-card{border:0;border-radius:24px;box-shadow:0 12px 35px rgba(15,23,42,.07)}
.table-card{background:white;border-radius:22px;box-shadow:0 12px 35px rgba(15,23,42,.07);overflow:hidden}
.usdt-box{background:linear-gradient(135deg,#ecfdf5,#eff6ff);border:1px solid #dbeafe;border-radius:24px}
.wallet-address{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;word-break:break-all;background:#0f172a;color:#fff;border-radius:16px;padding:16px}
.copy-btn{white-space:nowrap}
.admin-top{background:white;border-radius:22px;padding:18px;box-shadow:0 12px 35px rgba(15,23,42,.07);margin-bottom:22px}
.admin-top a{text-decoration:none;margin-right:12px;font-weight:700}
@media(max-width:991px){.hero{min-height:auto;padding:110px 0 70px}.sidebar{min-height:auto}.table-responsive{font-size:14px}.sidebar a{display:inline-flex;margin-right:6px}}