:root {
  --bg: #f3efe6;
  --ink: #1c2430;
  --accent: #0f6a5a;
  --panel: rgba(255, 252, 245, 0.92);
  --line: #d7d0c3;
  --shadow: 0 18px 40px rgba(28, 36, 48, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, #dff3ee 0, transparent 35%),
    radial-gradient(circle at 90% 0%, #f7e7d4 0, transparent 30%),
    linear-gradient(180deg, #f7f4ee, var(--bg));
  min-height: 100vh;
}
.top {
  padding: 2.5rem 1.5rem 1rem;
  max-width: 1100px;
  margin: 0 auto;
}
.brand {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}
.tag { margin: 0.4rem 0 0; color: #526070; }
.grid {
  max-width: 1100px;
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.2rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.7rem;
}
.panel.wide { grid-column: 1 / -1; }
h2 { margin: 0; font-size: 1.15rem; }
textarea, input, select, button {
  width: 100%;
  font: inherit;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
}
button {
  background: var(--accent);
  color: white;
  border: none;
  cursor: pointer;
  font-weight: 700;
}
button:hover { filter: brightness(1.05); }
.status {
  min-height: 4rem;
  background: #1c2430;
  color: #e8fff8;
  border-radius: 12px;
  padding: 0.8rem;
  overflow: auto;
  white-space: pre-wrap;
}
.downloads a {
  display: inline-block;
  margin-right: 0.6rem;
  color: var(--accent);
  font-weight: 700;
}
.row { display: grid; grid-template-columns: 1fr auto; gap: 0.5rem; }
@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  .panel.wide { grid-column: auto; }
}