:root{ --brand:#00b5d8; --bg:#0f172a; --muted:#93a4b5; }
*{box-sizing:border-box} body{margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;background:linear-gradient(135deg,#0f172a,#0b1226);color:#e5e7eb}
.wrap{max-width:1000px;margin:36px auto;padding:0 18px}
.card{background:rgba(17,24,39,.8);border:1px solid rgba(255,255,255,.08);border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.35)}
header{padding:24px 24px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:44px}
.badge{display:inline-block;background:rgba(0,181,216,.12);color:#a9ecff;border:1px solid rgba(0,181,216,.35);padding:6px 10px;border-radius:999px;font-size:12px;margin:10px 0}
.hero{display:grid;grid-template-columns:1fr;gap:18px;padding:0 24px 10px}
.hero .banner{background:#0b1220;border:1px dashed rgba(255,255,255,.12);border-radius:12px;min-height:140px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero .banner img{width:100%;height:auto;display:block;border-radius:12px}
.lead{color:var(--muted)}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:18px 24px 24px}
.col-2{grid-column:span 2}
label{font-weight:600;margin:0 0 6px;display:block}
input,textarea,select{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#0b1220;color:#e5e7eb}
input::file-selector-button{padding:10px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:#101826;color:#e5e7eb;margin-right:10px}
.actions{display:flex;gap:12px;align-items:center;padding:0 24px 24px}
button{background:var(--brand);color:#fff;border:0;padding:12px 18px;border-radius:12px;font-weight:700;cursor:pointer}
.footer{text-align:center;color:#8b9db3;font-size:12px;padding:12px}
.error{color:#ffadad;font-size:13px}
@media(max-width:840px){form{grid-template-columns:1fr}}