:root {
  --page: #17121c;
  --page-deep: #08070a;
  --card: #211b27;
  --card-dark: #15121a;
  --line: #4f405b;
  --line-bright: #b8985e;
  --text: #f3ead7;
  --muted: #c8bdd1;
  --yellow: #d2b56e;
  --purple: #8c6ed1;
  --button-text: #0b090d;
  --shadow: rgba(0, 0, 0, 0.28);
}

:root[data-theme="light"] {
  --page: #f3eadb;
  --page-deep: #d8c8ae;
  --card: #fff8ec;
  --card-dark: #eadcc7;
  --line: #bba985;
  --line-bright: #8b6f3d;
  --text: #282033;
  --muted: #604f67;
  --yellow: #7f5d23;
  --purple: #7650b7;
  --button-text: #fff8ec;
  --shadow: rgba(58, 40, 77, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  background:
    radial-gradient(circle at 50% 0, rgba(210, 181, 110, 0.11), transparent 30rem),
    radial-gradient(circle at 88% 8%, rgba(140, 110, 209, 0.12), transparent 22rem),
    linear-gradient(180deg, var(--page) 0%, var(--page-deep) 100%);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
}

main {
  display: grid;
  gap: 18px;
  margin: 0 auto;
  max-width: 1120px;
  padding: 0 20px 44px;
}

.hero-panel,
.tool-section {
  background: color-mix(in srgb, var(--card) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
  border-radius: 8px;
  box-shadow: 0 18px 34px var(--shadow);
}

.hero-panel {
  align-items: center;
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 28px;
}

.hero-panel img {
  height: clamp(76px, 12vw, 118px);
  object-fit: contain;
  width: clamp(76px, 12vw, 118px);
}

.eyebrow {
  color: var(--muted);
  display: block;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  color: var(--yellow);
  line-height: 1;
  text-shadow: 1px 2px 0 color-mix(in srgb, var(--page-deep) 82%, transparent);
}

h1 {
  font-size: clamp(42px, 7vw, 64px);
  margin-bottom: 12px;
}

h2 {
  font-size: 30px;
  margin-bottom: 8px;
}

h3 {
  color: var(--text);
  font-size: 16px;
  margin-bottom: 10px;
}

p {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.5;
}

.calculator-grid {
  align-items: start;
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
}

.tool-section {
  display: grid;
  gap: 16px;
  padding: 22px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.form-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid.compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

label {
  color: var(--muted);
  display: grid;
  font-size: 13px;
  font-weight: 900;
  gap: 6px;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  background: var(--card-dark);
  border: 1px solid color-mix(in srgb, var(--line) 88%, transparent);
  border-radius: 6px;
  color: var(--text);
  min-height: 42px;
  padding: 8px 10px;
  width: 100%;
}

input:focus,
select:focus {
  border-color: var(--line-bright);
  outline: 2px solid color-mix(in srgb, var(--line-bright) 26%, transparent);
}

.small-button {
  align-self: end;
  background: color-mix(in srgb, var(--line-bright) 82%, var(--card-dark) 18%);
  border: 1px solid color-mix(in srgb, var(--line-bright) 54%, transparent);
  border-radius: 6px;
  color: var(--button-text);
  cursor: pointer;
  font-weight: 900;
  min-height: 42px;
  padding: 8px 12px;
}

.small-button:hover {
  filter: brightness(1.06);
}

.result-card {
  background: color-mix(in srgb, var(--card-dark) 84%, var(--line-bright) 16%);
  border: 1px solid color-mix(in srgb, var(--line-bright) 52%, transparent);
  border-radius: 8px;
  display: grid;
  gap: 6px;
  padding: 18px;
}

.result-card span,
.breakdown-grid span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.result-card strong {
  color: var(--yellow);
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1;
}

.primary-result strong {
  font-size: clamp(44px, 8vw, 68px);
}

.breakdown-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.breakdown-grid article,
.rank-table {
  background: color-mix(in srgb, var(--card-dark) 82%, transparent);
  border: 1px solid color-mix(in srgb, var(--line) 76%, transparent);
  border-radius: 8px;
  padding: 12px;
}

.breakdown-grid strong {
  color: var(--text);
  display: block;
  font-size: 20px;
  line-height: 1;
  margin-top: 8px;
}

.explain-text {
  background: color-mix(in srgb, var(--card-dark) 72%, transparent);
  border: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  border-radius: 8px;
  margin: 0;
  padding: 12px;
}

.rank-table div {
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.rank-table span {
  background: color-mix(in srgb, var(--card) 82%, transparent);
  border: 1px solid color-mix(in srgb, var(--line) 68%, transparent);
  border-radius: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  padding: 8px;
  text-align: center;
}

footer {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  padding: 22px 20px 30px;
  text-align: center;
}

@media (max-width: 900px) {
  .calculator-grid,
  .form-grid,
  .form-grid.compact {
    grid-template-columns: 1fr;
  }

  .breakdown-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  main {
    padding: 0 14px 34px;
  }

  .hero-panel {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .hero-panel img {
    display: none;
  }

  .tool-section {
    padding: 16px;
  }

  .breakdown-grid,
  .rank-table div {
    grid-template-columns: 1fr;
  }
}