:root{--bg:#0b0b10;--card:#131320;--violet:#a72dfa;--cyan:#00deff;--txt:#fff;--muted:#a9a9b6;--red:#ff3b4f;--green:#35d07f}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--txt);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial}
a{color:inherit;text-decoration:none}
.container{max-width:820px;margin:0 auto;padding:18px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.btn{display:inline-flex;gap:8px;align-items:center;justify-content:center;padding:10px 14px;border-radius:12px;background:linear-gradient(135deg,var(--violet),var(--cyan));color:#000;font-weight:700;border:0;cursor:pointer}
.btn.secondary{background:#222238;color:#fff}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:520px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:14px}
.h1{font-size:18px;margin:0 0 10px 0}
.small{color:var(--muted);font-size:13px}
.row{display:flex;justify-content:space-between;gap:10px;align-items:center}
.badge-red{color:var(--red);font-weight:800}
.badge-green{color:var(--green);font-weight:800}
.input{width:100%;padding:12px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#0f0f18;color:#fff}
.form{display:grid;gap:10px}
.hr{height:1px;background:rgba(255,255,255,.08);margin:12px 0}
.pay{display:flex;justify-content:space-between;gap:12px;align-items:center}
.tag{font-size:12px;padding:6px 10px;border-radius:999px;background:#222238}
.tag.pending{color:#ffd24a}
.tag.received{color:var(--green)}
img.receipt{width:100%;border-radius:12px;border:1px solid rgba(255,255,255,.10);margin-top:10px}