:root{
  --bg:#0f1115;
  --card:#151a22;
  --text:#f2f4f8;
  --muted:#aab3c2;
  --line:#262c38;
  --accent:#d9b26c; /* warm brass */
  --accent2:#7dd3fc; /* cool highlight */
  --good:#7ee081;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--accent2);text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:1100px;margin:0 auto;padding:20px}
.header{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.brand{display:flex;gap:12px;align-items:center}
.logo{
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg, rgba(217,178,108,.25), rgba(125,211,252,.18));
  border:1px solid var(--line);
}
h1{font-size:22px;margin:0}
.sub{color:var(--muted);margin:6px 0 0 0;font-size:14px}

.grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px;margin-top:16px}
@media (max-width: 920px){ .grid{grid-template-columns:1fr} }

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:16px;
  box-shadow:0 6px 24px rgba(0,0,0,.25);
}

.card h2{font-size:16px;margin:0 0 12px 0}
.card h3{font-size:14px;margin:16px 0 10px 0;color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width: 520px){ .row{grid-template-columns:1fr} }

label{font-size:13px;color:var(--muted);display:block;margin:0 0 6px}
input[type="text"], input[type="number"], input[type="date"], select, textarea{
  width:100%;
  padding:10px 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#0c0f14;
  color:var(--text);
  outline:none;
}
textarea{min-height:84px;resize:vertical}

.checkline{display:flex;align-items:center;gap:10px;margin:10px 0;color:var(--muted);font-size:13px}
.checkline input{transform:scale(1.1)}

.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(126,224,129,.08);
  border:1px solid rgba(126,224,129,.2);
  color:var(--good);
  padding:6px 10px;border-radius:999px;font-size:12px
}

.addon-section{border-top:1px solid var(--line);padding-top:10px;margin-top:10px}
.addon-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.06)}
.addon-left{display:flex;align-items:center;gap:10px;color:var(--text);font-size:13px}
.addon-left label{margin:0;color:var(--text);font-size:13px}
.addon-price{color:var(--muted);font-size:13px;white-space:nowrap}
.addon-qty input{width:88px}

.sum-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:baseline;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.sum-left{font-size:13px}
.sum-right{font-size:13px;color:var(--muted);white-space:nowrap}
.sum-meta{grid-column:1/-1;color:var(--muted);font-size:12px;margin-top:2px}

.totals{margin-top:12px;border-top:1px solid var(--line);padding-top:12px}
.total-line{display:flex;justify-content:space-between;align-items:center;margin:8px 0}
.total-line strong{font-size:14px}
.total-line span{color:var(--muted)}
.total-big{font-size:18px;color:var(--text)}

.cta{
  display:flex;gap:10px;flex-wrap:wrap;margin-top:12px
}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 12px;border-radius:12px;border:1px solid var(--line);
  background:linear-gradient(135deg, rgba(217,178,108,.18), rgba(125,211,252,.12));
  color:var(--text);
  font-weight:600;
}
.button.secondary{
  background:#0c0f14;
  color:var(--text);
}
.small{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.4}
hr{border:none;border-top:1px solid var(--line);margin:14px 0}
.footer{margin-top:14px;color:var(--muted);font-size:12px;line-height:1.5}
.copybox{margin-top:10px}
.copybox textarea{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size:12px}