* { box-sizing: border-box; }
body { margin: 0; background: #0f172a; color: #e2e8f0; font-family: Arial, sans-serif; }
a { color: #93c5fd; text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1100px, calc(100% - 32px)); margin: 0 auto; }
.site-header { background: #111827; border-bottom: 1px solid #1f2937; }
.nav { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 16px 0; }
.nav nav { display: flex; gap: 14px; flex-wrap: wrap; }
.brand { font-size: 1.2rem; font-weight: 700; color: #ffffff; }
.main { padding: 32px 0 48px; }
.card { background: #111827; border: 1px solid #1f2937; border-radius: 14px; padding: 24px; margin-bottom: 20px; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
h1, h2, h3 { margin-top: 0; color: #ffffff; }
label { display: block; font-weight: 700; margin-bottom: 8px; }
input, select, button, textarea { width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid #334155; background: #0b1220; color: #e2e8f0; margin-bottom: 16px; }
textarea { min-height: 110px; resize: vertical; }
button { cursor: pointer; background: #2563eb; border: none; font-weight: 700; }
button:hover { background: #1d4ed8; }
.button-danger { background: #dc2626; }
.button-danger:hover { background: #b91c1c; }
.button-secondary { background: #475569; }
.button-secondary:hover { background: #334155; }
.alert { padding: 14px 16px; border-radius: 10px; margin-bottom: 20px; font-weight: 700; }
.alert-success { background: #14532d; color: #dcfce7; }
.alert-error { background: #7f1d1d; color: #fee2e2; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px; border-bottom: 1px solid #1f2937; }
.badge { display: inline-block; padding: 6px 10px; border-radius: 999px; background: #1e293b; font-size: 0.9rem; }
.hero { padding: 24px 0 12px; }
.hero p { max-width: 700px; line-height: 1.6; }
.inline-form { display: inline-block; margin-right: 8px; }
.small-text { color: #94a3b8; font-size: 0.92rem; }
@media (max-width: 700px) { .nav { flex-direction: column; align-items: flex-start; } }