@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;600;700&family=IBM+Plex+Mono:wght@400;600&display=swap");

:root {
  --bg: #f4f1e8;
  --bg-2: #e6f2ef;
  --ink: #1f2a22;
  --muted: #4b5a50;
  --brand: #0a8f6a;
  --brand-deep: #0c5b49;
  --warn: #ad1f1f;
  --card: rgba(255, 255, 255, 0.78);
  --line: rgba(31, 42, 34, 0.2);
  --shadow: 0 20px 60px rgba(6, 48, 38, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Space Grotesk", system-ui, sans-serif;
  background:
    radial-gradient(circle at 15% 10%, rgba(10, 143, 106, 0.16), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(255, 138, 61, 0.14), transparent 35%),
    linear-gradient(140deg, var(--bg), var(--bg-2));
  min-height: 100vh;
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 18px 36px;
}

.hero {
  margin-bottom: 18px;
  animation: rise 0.55s ease;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: -0.02em;
}

.hero p {
  margin: 6px 0 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 16px;
  align-items: start;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
  animation: rise 0.6s ease;
}

.card h2,
.card h3 {
  margin: 0 0 12px;
}

.row {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
}

.row label {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--muted);
}

.row.inline {
  display: flex;
  align-items: center;
  gap: 8px;
}

input,
select,
textarea,
button {
  width: 100%;
  font: inherit;
}

input,
select,
textarea {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 10px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(10, 143, 106, 0.28);
  border-color: rgba(10, 143, 106, 0.7);
}

.row.inline input[type="checkbox"] {
  width: auto;
}

.run {
  margin-top: 4px;
  border: 0;
  border-radius: 10px;
  padding: 11px 12px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  background: linear-gradient(120deg, var(--brand), var(--brand-deep));
}

.run:disabled {
  opacity: 0.68;
  cursor: not-allowed;
}

pre,
.mono {
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

pre {
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 320px;
  overflow: auto;
  background: rgba(20, 35, 29, 0.92);
  color: #f4fffa;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.error {
  margin: 10px 0;
  color: var(--warn);
  font-weight: 600;
}

.mono {
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .card {
    padding: 12px;
  }
}