:root {
  --paper: #0b0c0e;
  --ink: #f4f1ea;
  --muted: #9a958b;
  --line: #2a2c31;
  --accent: #f2542d;
  --amber: #e8b86d;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.5 ui-sans-serif, system-ui, sans-serif;
}
a { color: var(--amber); }
.wrap { max-width: 720px; margin: 0 auto; padding: 28px 18px 80px; }
.kicker { letter-spacing: .16em; text-transform: uppercase; font-size: 11px; color: var(--accent); }
h1 { font-size: 2rem; margin: .2rem 0 0.6rem; letter-spacing: -0.03em; }
.card {
  background: #14161a;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  margin: 14px 0;
}
label, .hint { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input, select {
  width: 100%;
  padding: 12px;
  margin: 0 0 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0e1013;
  color: var(--ink);
}
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 560px) { .row { grid-template-columns: 1fr; } }
button, .btn {
  display: block;
  width: 100%;
  padding: 14px;
  border: 0;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--ink); margin-top: 10px; }
.ok { color: #8fdf8a; font-size: 14px; }
.preview {
  height: 180px;
  border-radius: 12px;
  background:
    radial-gradient(circle at 40% 55%, transparent 0 6px, #1a1208 7px),
    repeating-radial-gradient(circle at 40% 55%, transparent 0 28px, rgba(232,184,109,.18) 29px, transparent 30px),
    #0a0805;
  border: 1px solid #3a2a14;
  position: relative;
  overflow: hidden;
}
.dot {
  position: absolute; width: 7px; height: 7px; background: var(--amber);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
nav a { margin-right: 14px; }