:root {
  --bg: #f4efe6;
  --paper: rgba(255, 252, 247, 0.92);
  --ink: #1f2a21;
  --muted: #5d665c;
  --accent: #1f6b53;
  --accent-dark: #164c3b;
  --line: rgba(31, 42, 33, 0.12);
  --green-row: #dff3d8;
  --amber-row: #fff2d6;
  --shadow: 0 24px 70px rgba(66, 52, 27, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(220, 180, 117, 0.32), transparent 28%),
    radial-gradient(circle at bottom right, rgba(74, 123, 104, 0.22), transparent 24%),
    linear-gradient(135deg, #f6f1e8, #efe7da 45%, #f9f5ee);
}

.page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 48px;
}

.hero {
  margin-bottom: 24px;
}

.hero__text,
.panel {
  background: var(--paper);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero__text {
  padding: 32px;
}

.hero__text--full {
  width: 100%;
}

.eyebrow {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 800;
  opacity: 0.72;
}

h1,
h2 {
  margin: 0;
  line-height: 1.05;
}

h1 {
  font-size: clamp(36px, 5vw, 58px);
  margin-top: 10px;
  max-width: none;
}

h2 {
  font-size: 30px;
}

.lede {
  margin: 18px 0 0;
  max-width: none;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.panel {
  padding: 28px;
  margin-bottom: 24px;
}

.messages {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.message {
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 600;
}

.message--success {
  background: #e6f6e5;
  color: #1f6b53;
}

.message--error {
  background: #fde9e3;
  color: #8b3524;
}

.checker-form {
  display: grid;
  gap: 18px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field__label {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px 16px;
  font: inherit;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
}

textarea {
  resize: vertical;
  min-height: 300px;
  line-height: 1.55;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(31, 107, 83, 0.22);
  border-color: rgba(31, 107, 83, 0.35);
}

.actions,
.download-actions,
.results-header,
.summary-row {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: none;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.button--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #f4fff7;
}

.button--secondary {
  background: rgba(31, 107, 83, 0.08);
  color: var(--accent-dark);
  border: 1px solid rgba(31, 107, 83, 0.16);
}

.panel--results {
  overflow: hidden;
}

.summary-chip {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(31, 42, 33, 0.05);
  border: 1px solid var(--line);
  display: flex;
  gap: 8px;
  align-items: center;
}

.class-copy-block {
  margin-top: 18px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
}

.class-copy-block__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.class-copy-block__header h3 {
  margin: 6px 0 0;
  font-size: 22px;
}

.class-copy-block__textarea {
  min-height: 180px;
  background: #f9fff7;
}

.table-wrap {
  margin-top: 18px;
  overflow: auto;
  border-radius: 22px;
  border: 1px solid var(--line);
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 780px;
  background: rgba(255, 255, 255, 0.92);
}

.results-table th,
.results-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(31, 42, 33, 0.08);
  vertical-align: top;
}

.results-table th {
  position: sticky;
  top: 0;
  background: #f8f3ea;
  z-index: 1;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.row--green td {
  background: var(--green-row);
}

.row--amber td {
  background: var(--amber-row);
}

code {
  background: rgba(31, 42, 33, 0.06);
  padding: 2px 7px;
  border-radius: 8px;
}

@media (max-width: 960px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 20px, 100%);
    padding-top: 18px;
  }

  .hero__text,
  .hero__card,
  .panel {
    border-radius: 22px;
    padding: 20px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 34px;
  }
}