:root {
  color-scheme: dark;
  --bg: #0c1116;
  --panel: #151d24;
  --panel-strong: #1d2832;
  --line: #314151;
  --text: #f5f7f8;
  --muted: #aebbc5;
  --soft: #d8e2e8;
  --accent: #4cc38a;
  --accent-strong: #8ee0b7;
  --warn: #ffc86a;
  --bad: #ff8b7d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans JP", "Segoe UI", "Yu Gothic UI", Meiryo, sans-serif;
}

button,
input,
select {
  font: inherit;
}

.export-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 18px;
  display: grid;
  gap: 16px;
}

.export-hero {
  min-height: 178px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(76, 195, 138, .12), transparent 42%),
    linear-gradient(180deg, #18232c, #11181f);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: end;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(32px, 6vw, 64px);
  line-height: 1;
  max-width: 760px;
}

h2 {
  font-size: 20px;
  line-height: 1.2;
}

.export-hero p:last-child {
  max-width: 720px;
  margin-top: 12px;
  color: var(--soft);
  line-height: 1.7;
}

.hero-status {
  min-width: 190px;
  padding: 14px;
  border: 1px solid rgba(142, 224, 183, .32);
  border-radius: 8px;
  background: rgba(9, 16, 21, .52);
}

.hero-status span,
.summary-grid span,
.result-meta span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.hero-status strong {
  display: block;
  margin-top: 4px;
  color: var(--text);
  font-size: 15px;
}

.desk-layout {
  display: grid;
  grid-template-columns: minmax(320px, 430px) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.calculator-panel,
.summary-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.calculator-panel {
  padding: 16px;
  display: grid;
  gap: 14px;
  position: sticky;
  top: 12px;
}

.summary-panel {
  padding: 16px;
  display: grid;
  gap: 14px;
}

.panel-head {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

label {
  display: grid;
  gap: 7px;
  color: var(--soft);
  font-size: 13px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 44px;
  border: 1px solid #415365;
  border-radius: 7px;
  background: #0e151b;
  color: var(--text);
  padding: 10px 11px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 195, 138, .18);
}

.field-grid {
  display: grid;
  gap: 10px;
}

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

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

.advanced-box {
  border: 1px solid #2b3a47;
  border-radius: 8px;
  background: #101820;
  padding: 12px;
}

.advanced-box summary {
  cursor: pointer;
  color: var(--accent-strong);
  font-weight: 800;
}

.advanced-box[open] {
  display: grid;
  gap: 12px;
}

.check-row {
  display: flex;
  grid-template-columns: none;
  gap: 10px;
  align-items: center;
}

.check-row input {
  width: 18px;
  min-height: 18px;
}

.primary-btn,
.ghost-btn {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 0 14px;
  color: #06120d;
  font-weight: 900;
  cursor: pointer;
}

.primary-btn {
  background: var(--accent);
}

.ghost-btn {
  border-color: #405565;
  background: transparent;
  color: var(--soft);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.summary-grid article {
  min-height: 82px;
  padding: 13px;
  border: 1px solid #2d3c49;
  border-radius: 8px;
  background: var(--panel-strong);
  display: grid;
  align-content: center;
  gap: 6px;
}

.summary-grid strong {
  font-size: 21px;
  line-height: 1.1;
}

.results-list {
  display: grid;
  gap: 10px;
}

.result-card {
  border: 1px solid #314151;
  border-radius: 8px;
  background: #101820;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.result-card.best {
  border-color: rgba(76, 195, 138, .72);
  box-shadow: inset 4px 0 0 var(--accent);
}

.result-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
}

.result-title {
  display: grid;
  gap: 4px;
}

.result-title strong {
  font-size: 19px;
}

.badge {
  width: max-content;
  border-radius: 999px;
  background: rgba(76, 195, 138, .16);
  color: var(--accent-strong);
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 900;
}

.result-price {
  text-align: right;
}

.result-price strong {
  display: block;
  font-size: 26px;
  line-height: 1;
}

.result-price span {
  color: var(--muted);
  font-size: 12px;
}

.result-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.result-meta div {
  border-radius: 7px;
  background: #18232c;
  padding: 9px;
}

.result-meta strong {
  display: block;
  margin-top: 3px;
  font-size: 13px;
}

.result-note {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.rate-note {
  color: var(--warn);
  font-size: 12px;
  line-height: 1.7;
}

@media (max-width: 880px) {
  .export-shell {
    padding: 10px;
  }

  .export-hero {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .hero-status {
    width: 100%;
  }

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

  .calculator-panel {
    position: static;
  }

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

@media (max-width: 520px) {
  .field-grid.two,
  .field-grid.three {
    grid-template-columns: 1fr;
  }

  .panel-head,
  .result-head {
    grid-template-columns: 1fr;
    display: grid;
  }

  .primary-btn,
  .ghost-btn {
    width: 100%;
  }

  .result-price {
    text-align: left;
  }
}