:root {
  --ink: #182033;
  --muted: #687083;
  --paper: #fff;
  --canvas: #fff;
  --line: #ded9cf;
  --soft-line: #ebe7df;
  --accent: #ee5a36;
  --accent-dark: #c83d1c;
  --accent-soft: #fff0e9;
  --navy: #17213b;
  --mint: #dff3e9;
  --mint-dark: #23654a;
  --yellow: #fff2b8;
  --blue-soft: #e9f1ff;
  --shadow: none;
  --radius-lg: 6px;
  --radius-md: 5px;
  --radius-sm: 4px;
  --content: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--canvas);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "BIZ UDPGothic", "Meiryo", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

button,
input,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(238, 90, 54, .35);
  outline-offset: 3px;
}

.top-note {
  padding: 7px 16px;
  color: #fff;
  background: var(--navy);
  text-align: center;
  font-size: 12px;
  letter-spacing: .03em;
}

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  border-bottom: 1px solid rgba(222, 217, 207, .8);
  background: var(--paper);
}

.header-inner {
  width: min(calc(100% - 32px), var(--content));
  height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: block;
  width: 150px;
  height: 34px;
  overflow: hidden;
  color: transparent;
  background: url('/assets/icon/icon.png') center / contain no-repeat;
  font-size: 0;
  transform: none;
}

.brand-text {
  display: none;
}

.brand-text small {
  margin-left: 6px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
}

.global-nav {
  display: flex;
  margin-left: auto;
  gap: 24px;
}

.global-nav a {
  color: #444c5d;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.global-nav a:hover {
  color: var(--accent);
}

.header-toc {
  position: relative;
  flex: 0 0 auto;
}

.header-toc summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 7px 12px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  list-style: none;
}

.header-toc summary::-webkit-details-marker {
  display: none;
}

.hamburger {
  position: relative;
  display: block;
  width: 17px;
  height: 12px;
  border-top: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
}

.hamburger::after {
  position: absolute;
  top: 4px;
  left: 0;
  width: 17px;
  border-top: 1.5px solid currentColor;
  content: "";
}

.header-toc-menu {
  position: absolute;
  z-index: 40;
  top: calc(100% + 10px);
  right: 0;
  width: min(330px, calc(100vw - 32px));
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper);
  box-shadow: 0 14px 34px rgba(24, 32, 51, .14);
}

.header-toc-menu > strong {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  font-weight: 600;
}

.header-toc-menu .toc a {
  padding: 10px 0;
  font-size: 13px;
  font-weight: 500;
}

.breadcrumbs {
  width: min(calc(100% - 32px), var(--content));
  margin: 17px auto;
  color: var(--muted);
  font-size: 12px;
}

.breadcrumbs a {
  text-decoration: none;
}

.breadcrumbs span {
  margin: 0 7px;
  color: #a6a19a;
}

.hero {
  width: min(calc(100% - 32px), var(--content));
  margin: 0 auto 22px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--paper);
}

.hero-main {
  position: relative;
}

.hero-copy {
  z-index: 1;
  padding: 42px 50px 28px;
}

h1,
h2,
h3 {
  line-height: 1.4;
  letter-spacing: -.035em;
}

h2 {
  font-weight: 500;
}

h1 {
  width: 100%;
  max-width: none;
  margin: 0;
  font-size: clamp(31px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: .005em;
  line-height: 1.5;
  word-break: auto-phrase;
}

h1 .accent {
  color: var(--accent);
}

@media (min-width: 721px) {
  h1 .desktop-phrase {
    white-space: nowrap;
  }
}

.lead {
  max-width: 670px;
  margin: 0;
  color: #50586a;
  font-size: 16px;
  line-height: 1.9;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 12px;
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-meta a {
  color: inherit;
  font-weight: 600;
  text-decoration-color: #aeb4bf;
  text-underline-offset: 3px;
}

.article-meta a:hover {
  color: var(--accent);
}

.hero-visual {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f5f5f7;
  overflow: hidden;
}

.hero-product-image {
  width: 100%;
  height: auto;
  max-height: none;
  display: block;
  object-fit: contain;
}

.hero-summary {
  padding: 25px 50px 30px;
}

.image-credit {
  margin: 5px 0 0;
  color: #7b7f89;
  font-size: 9px;
  line-height: 1.5;
  text-align: right;
}

.image-credit a {
  color: inherit;
}

.hero-visual .image-credit {
  margin: 0;
  padding: 4px 10px 6px;
}

.layout {
  width: min(calc(100% - 32px), var(--content));
  margin: 0 auto 80px;
  display: grid;
  grid-template-columns: minmax(0, 810px) minmax(250px, 1fr);
  align-items: start;
  gap: 28px;
}

.article {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
}

.article-body {
  padding: 42px 46px 58px;
}

.answer-box {
  position: relative;
  margin: 0 0 42px;
  padding: 25px 26px;
  border: 2px solid var(--navy);
  border-radius: 4px;
  background: #fff;
}

.answer-label {
  position: absolute;
  top: -14px;
  left: 22px;
  padding: 4px 12px;
  color: #fff;
  border-radius: 999px;
  background: var(--navy);
  font-size: 12px;
  font-weight: 900;
}

.answer-box p {
  margin: 0;
  font-weight: 600;
}

.answer-box p + p {
  margin-top: 8px;
  color: #50586a;
  font-size: 14px;
  font-weight: 500;
}

.section {
  margin-top: 66px;
}

.section:first-of-type {
  margin-top: 0;
}

.section h2 {
  position: relative;
  margin: 0 0 30px;
  padding: 0 0 0 17px;
  border: 0;
  font-size: clamp(24px, 3vw, 31px);
  font-weight: 500;
}

.section h2::before {
  position: absolute;
  top: 4px;
  bottom: 3px;
  left: 0;
  width: 3px;
  border-radius: 999px;
  background: var(--accent);
  content: "";
}

.section h2.store-heading {
  margin-top: 72px;
}

.section > h2.store-heading:first-child {
  margin-top: 0;
}

.section h3 {
  position: relative;
  margin: 60px 0 20px;
  padding: 0;
  border: 0;
  font-size: 22px;
  font-weight: 600;
}

.section h3::before {
  position: absolute;
  top: -16px;
  left: 0;
  width: 34px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
  content: "";
}

.section p {
  margin: 13px 0;
}

.text-red {
  color: var(--accent-dark);
  font-weight: 700;
}

.marker {
  padding: 0 .08em;
  background: linear-gradient(transparent 62%, var(--yellow) 62%);
  font-weight: 700;
}

.section-intro {
  color: #50586a;
}

.spec-selector {
  margin: 24px 0 14px;
  padding: 19px 20px 17px;
  border: 0;
  border-radius: 5px;
  background: #f5f3ee;
}

.spec-selector-title {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 700;
}

.spec-selector-grid {
  display: grid;
  grid-template-columns: 1.2fr .72fr .72fr 1fr .9fr;
  gap: 10px;
}

.spec-field label {
  display: block;
  margin-bottom: 5px;
  color: #50586a;
  font-size: 11px;
  font-weight: 700;
}

.spec-field select {
  width: 100%;
  height: 44px;
  padding: 0 32px 0 11px;
  color: var(--ink);
  border: 1px solid #aaa69e;
  border-radius: 3px;
  background: #fff;
  font-size: 13px;
  font-weight: 600;
}

.spec-field select:disabled {
  color: #777b84;
  background: #f0eee9;
}

.selected-config {
  margin: 13px 0 0;
  color: #384258;
  font-size: 12px;
}

.selected-config strong {
  color: var(--navy);
  font-size: 14px;
}

.model-visual {
  margin: 0 0 16px;
  border: 0;
  background: #f5f5f7;
}

.model-visual-media {
  height: 360px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.model-visual img {
  width: 100%;
  height: 100%;
  padding: 18px 24px 0;
  display: block;
  object-fit: contain;
}

.model-visual figcaption {
  padding: 10px 14px 11px;
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 10px;
  border: 0;
  background: #f5f5f7;
  white-space: nowrap;
}

.model-visual figcaption strong {
  font-size: 12px;
  font-weight: 600;
}

.model-visual figcaption span {
  color: var(--muted);
  font-size: 10px;
  text-align: left;
}

.model-visual figcaption a {
  color: var(--accent-dark);
}

.section-figure {
  margin: 0 0 25px;
  border: 0;
  background: #f5f5f7;
}

.section-figure-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.section-figure img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.section-figure.contain img {
  padding: 14px 18px 0;
  object-fit: contain;
}

.section-figure figcaption {
  padding: 8px 11px 9px;
  color: var(--muted);
  border: 0;
  background: #f5f5f7;
  font-size: 9px;
  line-height: 1.5;
  text-align: right;
}

.section-figure figcaption a {
  color: var(--accent-dark);
}

.table-guide {
  display: none;
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 11px;
}

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

.compare-table {
  width: 100%;
  min-width: 1040px;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.55;
}

.compare-table th,
.compare-table td {
  padding: 13px 12px;
  border-right: 1px solid var(--soft-line);
  border-bottom: 1px solid var(--soft-line);
  text-align: left;
  vertical-align: top;
}

.compare-table tr:last-child td,
.compare-table tr:last-child th {
  border-bottom: 0;
}

.compare-table th:last-child,
.compare-table td:last-child {
  border-right: 0;
}

.compare-table th {
  color: var(--ink);
  background: #efede7;
  font-size: 12px;
  white-space: nowrap;
}

.compare-table th[scope="row"] {
  position: sticky;
  z-index: 1;
  left: 0;
  width: 94px;
  min-width: 94px;
  border-right: 1px solid #c9c4ba;
  background: #efede7;
}

.compare-table tr:first-child th,
.compare-table tr:first-child td {
  border-top: 1px solid var(--navy);
  border-bottom: 1px solid var(--navy);
}

.compare-table .place-cell {
  color: var(--navy);
  background: #f7f5f0;
  font-weight: 700;
  text-align: center;
}

.compare-table .apple-offer {
  background: #fffaf7;
}

.compare-table .discount-cell {
  font-weight: 600;
}

.compare-table .price-cell {
  min-width: 145px;
}

.compare-table .price-cell .table-link {
  display: inline-block;
  margin-top: 5px;
  font-size: 11px;
}

.tag {
  display: inline-block;
  margin: 4px 0 0 5px;
  padding: 0;
  color: var(--muted);
  border-radius: 0;
  background: transparent;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.tag.green {
  color: var(--muted);
  background: transparent;
}

.price {
  color: var(--navy);
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}

.price-note {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
}

.table-link {
  color: var(--accent-dark);
  font-weight: 600;
  white-space: nowrap;
}

.research-note {
  margin-top: 10px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.calculator {
  margin: 28px 0;
  padding: 25px;
  border: 0;
  border-radius: 6px;
  background: #f7f5f0;
}

.fit-check {
  margin: 28px 0;
  padding: 25px;
  border-radius: 6px;
  background: #f7f5f0;
}

.calculator-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.calculator h3 {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 21px;
}

.calculator h3::before {
  display: none;
}

.calculator-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.calculator-step {
  margin: 22px 0 0;
  padding: 0 0 20px;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  border: 0;
}

.calculator-step > div > strong {
  display: block;
  font-size: 14px;
}

.step-label {
  display: inline-grid;
  width: 24px;
  height: 24px;
  place-items: center;
  color: #fff;
  background: var(--navy);
  font-size: 11px;
  font-weight: 700;
}

.selected-store {
  margin: 9px 0 0;
  color: #50586a;
  font-size: 12px;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  margin: 18px 0;
  gap: 7px;
}

.preset-row button {
  padding: 7px 11px;
  color: #31405b;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.preset-row button:hover {
  border-color: var(--navy);
}

.preset-row button[aria-pressed="true"] {
  color: #fff;
  border-color: var(--navy);
  background: var(--navy);
}

.preset-row button:disabled {
  color: #9a9ca1;
  border-color: #ddd9d1;
  background: #efede8;
  cursor: not-allowed;
}

.point-choice legend {
  grid-column: 1 / -1;
  padding: 0;
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 700;
}

.choice-row {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.choice-row label {
  padding: 7px 10px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  font-size: 12px;
}

.choice-row input {
  margin-right: 4px;
  accent-color: var(--navy);
}

.calculator-note {
  grid-column: 2;
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

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

.field label {
  display: block;
  margin-bottom: 5px;
  color: #4e5b71;
  font-size: 11px;
  font-weight: 800;
}

.field-wrap {
  position: relative;
}

.field input {
  width: 100%;
  height: 44px;
  padding: 0 31px 0 12px;
  color: var(--ink);
  border: 1px solid #b9c9de;
  border-radius: 3px;
  background: #fff;
  font-weight: 800;
}

.field-wrap span {
  position: absolute;
  top: 50%;
  right: 11px;
  color: var(--muted);
  font-size: 12px;
  transform: translateY(-50%);
}

.calculator-result {
  margin-top: 18px;
  padding: 17px 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 20px;
  border: 0;
  color: var(--ink);
}

.calculator-result small {
  display: block;
  color: var(--muted);
  font-size: 10px;
}

.calculator-result strong {
  display: block;
  margin-top: 2px;
  color: var(--ink);
  font-size: 28px;
  letter-spacing: -.03em;
}

.calculator-result p {
  max-width: 360px;
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.55;
  text-align: left;
}

.calculator-purchase-action {
  margin-top: 20px;
}

.calculator-purchase-action .calculator-purchase-cta {
  width: 100%;
  min-height: 50px;
  font-size: 14px;
}

.calculator-purchase-action small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
  text-align: center;
}

.advanced-adjustments {
  margin-top: 18px;
}

.advanced-adjustments summary {
  cursor: pointer;
  color: #4d5668;
  font-size: 12px;
  font-weight: 700;
}

.advanced-adjustments > p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.route-card {
  margin: 20px 0 0;
  overflow: hidden;
  border: 0;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 9px 28px rgba(23, 33, 59, .09);
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
}

.route-card-media {
  display: block;
  min-height: 100%;
  overflow: hidden;
  background: #fff;
}

.route-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 225px;
  padding: 16px;
  object-fit: contain;
}

/* 導線カードは、記事アイキャッチではなく行き先に対応する画像を使う。 */
.route-card-media-product img,
.route-card-media-store img,
.route-card-media-transport img {
  padding: 0;
  object-fit: cover;
}

.route-card-content {
  min-width: 0;
}

.route-summary {
  padding: 16px 18px 10px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 18px;
  border: 0;
  background: transparent;
}

.route-summary small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

.route-summary strong {
  display: block;
  color: var(--navy);
  font-size: 19px;
}

.route-body {
  padding: 5px 18px 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.editorial-method {
  margin: 18px 0 30px;
  padding: 17px 19px;
  border-radius: 6px;
  background: #fff;
}

.editorial-method strong {
  display: block;
  margin-bottom: 5px;
  color: var(--navy);
  font-size: 13px;
}

.editorial-method p {
  margin: 0;
  color: #515968;
  font-size: 13px;
  line-height: 1.8;
}

.author-note {
  margin: 20px 0 30px;
  padding: 15px 18px;
  border-left: 3px solid var(--navy);
  background: #f6f7f9;
  color: #4b5361;
  font-size: 13px;
  line-height: 1.8;
}

.author-note strong {
  color: var(--navy);
}

.editor-profile-card {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  margin: 0 0 34px;
  padding: 20px 22px;
  border-radius: 6px;
  background: #f6f7f9;
}

.editor-profile-avatar {
  width: 76px;
  height: 76px;
  border-radius: 18px;
  object-fit: cover;
}

.editor-profile-label {
  margin: 0 0 2px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: .06em;
}

.editor-profile-name {
  display: block;
  margin-bottom: 1px;
  color: var(--navy);
  font-size: 16px;
  font-weight: 700;
}

.editor-profile-role {
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 11px;
}

.editor-profile-copy {
  margin: 0 0 7px;
  color: #4b5361;
  font-size: 12px;
  line-height: 1.7;
}

.editor-profile-link {
  color: var(--navy);
  font-size: 11px;
  font-weight: 700;
  text-underline-offset: 3px;
}

.editor-profile-link:hover {
  color: var(--accent);
}

.editorial-verdict {
  margin: -10px 0 32px;
  padding: 14px 16px;
  border-radius: 5px;
  background: #fff;
  color: #444c5b;
  font-size: 13px;
  line-height: 1.75;
}

.editorial-verdict strong {
  color: var(--navy);
}

.editorial-verdict p {
  margin: 0;
}

.editorial-verdict p + p {
  margin-top: 10px;
}

.buying-playbook {
  margin: 22px 0;
  padding: 19px 21px;
  border-radius: 5px;
  background: #f4f5f7;
}

.buying-playbook h3 {
  position: static;
  margin: 0 0 11px;
  padding: 0;
  color: var(--navy);
  border: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.015em;
}

.buying-playbook h3::before {
  display: none;
}

.buying-playbook ol {
  margin: 0;
  padding-left: 1.4em;
}

.buying-playbook li {
  padding-left: .25em;
  color: #414958;
  font-size: 13px;
  line-height: 1.8;
}

.buying-playbook li + li {
  margin-top: 7px;
}

.buying-playbook li strong {
  color: var(--ink);
}

.point-guide {
  margin: 20px 0 24px;
}

.point-guide caption {
  margin: 0;
  padding: 14px 12px 10px;
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
  text-align: left;
}

.route-prices {
  display: grid;
  gap: 2px;
}

.route-prices > span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.route-prices strong {
  display: inline;
  color: var(--navy);
  font-size: 18px;
}

.route-prices strong span {
  display: inline;
  color: inherit;
  font-size: inherit;
  line-height: inherit;
}

.season-table,
.mini-compare {
  width: 100%;
  margin: 18px 0 22px;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.65;
}

.table-scroll > .season-table,
.table-scroll > .mini-compare {
  margin: 0;
}

.table-scroll > .season-table tr:last-child > *,
.table-scroll > .mini-compare tr:last-child > * {
  border-bottom: 0;
}

.season-table th,
.season-table td,
.mini-compare th,
.mini-compare td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--soft-line);
  vertical-align: top;
  text-align: left;
}

.season-table th,
.mini-compare th {
  color: var(--navy);
  background: #f6f7f9;
  font-weight: 700;
  white-space: nowrap;
}

.source-date {
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

.check-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin: 7px 0;
  padding-left: 22px;
  color: #4f5768;
  font-size: 13px;
  line-height: 1.65;
}

.check-list li::before {
  position: absolute;
  top: 3px;
  left: 0;
  display: grid;
  width: 16px;
  height: 16px;
  place-items: center;
  color: var(--mint-dark);
  border-radius: 50%;
  background: var(--mint);
  content: "✓";
  font-size: 10px;
  font-weight: 900;
}

.check-list.caution li::before {
  color: var(--accent-dark);
  background: var(--accent-soft);
  content: "!";
}

.cta {
  display: inline-flex;
  min-height: 45px;
  padding: 10px 18px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff;
  border: 0;
  border-radius: 3px;
  background: var(--accent);
  box-shadow: none;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.cta:hover {
  background: var(--accent-dark);
}

.cta.secondary {
  color: var(--navy);
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: none;
}

.cta.secondary:hover {
  border-color: var(--navy);
}

.formula {
  margin: 20px 0;
  padding: 18px 20px;
  color: var(--navy);
  border-left: 5px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: #f8f3ea;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.8;
}

.bullet-list {
  padding-left: 22px;
}

.bullet-list li {
  margin: 7px 0;
}

.warning-box {
  margin: 20px 0;
  padding: 18px 20px;
  border: 1px solid #f2d88f;
  border-radius: 3px;
  background: #fff9df;
  font-size: 13px;
}

.warning-box strong {
  display: block;
  margin-bottom: 5px;
  color: #7c5a00;
}

.faq-list {
  display: grid;
  gap: 11px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
}

.faq-list summary {
  position: relative;
  padding: 17px 48px 17px 18px;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 18px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 2px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  content: "+";
  font-size: 18px;
  transform: translateY(-50%);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 18px 18px;
  color: #535b6c;
  font-size: 14px;
}

.faq-answer p {
  margin: 0;
}

.sources {
  margin-top: 45px;
  padding-top: 12px;
  border: 0;
}

.sources h2 {
  margin: 0 0 13px;
  font-size: 20px;
}

.source-list {
  columns: 2;
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 11px;
}

.source-list li {
  margin: 4px 0;
  break-inside: avoid;
}

.source-list a {
  color: #53627b;
}

.disclosure {
  margin-top: 26px;
  padding: 15px 17px;
  color: #646c7b;
  border-radius: 10px;
  background: #f3f1ec;
  font-size: 11px;
  line-height: 1.75;
}

.sidebar {
  position: sticky;
  top: 94px;
  display: grid;
  gap: 16px;
}

.side-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--paper);
}

.side-card-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.02em;
}

.toc {
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc li {
  margin: 0;
  border-top: 1px solid var(--soft-line);
}

.toc li:first-child {
  border-top: 0;
}

.toc a {
  display: block;
  padding: 9px 0;
  color: #545d6e;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
}

.toc a:hover,
.toc a[aria-current="true"] {
  color: var(--accent);
}

.site-footer {
  padding: 42px 16px 30px;
  color: #d1d7e3;
  background: var(--navy);
}

.footer-inner {
  width: min(100%, var(--content));
  margin: 0 auto;
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
}

.footer-brand {
  width: 210px;
  min-height: 52px;
  color: transparent;
  font-size: 0;
}

.footer-brand::before {
  display: block;
  width: 190px;
  height: 42px;
  margin-bottom: 10px;
  background: url('/assets/icon/icon.png') center / contain no-repeat;
  content: "";
}

.footer-brand p {
  max-width: 480px;
  margin: 8px 0 0;
  color: #aeb8ca;
  font-size: 11px;
  font-weight: 500;
  line-height: 1.8;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.footer-links a {
  color: #d1d7e3;
  font-size: 11px;
  text-decoration: none;
}

.copyright {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  color: #8f9aae;
  font-size: 10px;
  text-align: center;
}

.mobile-compare {
  position: fixed;
  z-index: 20;
  right: 16px;
  bottom: 16px;
  display: none;
  padding: 11px 15px;
  color: #fff;
  border-radius: 4px;
  background: var(--accent);
  box-shadow: none;
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
}

@media (max-width: 980px) {
  .global-nav {
    display: none;
  }

  .header-toc {
    margin-left: auto;
  }

  .hero-copy {
    padding: 40px 38px 26px;
  }

  .hero-summary {
    padding: 26px 38px 32px;
  }

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

  .sidebar {
    position: static;
    grid-template-columns: 1fr 1fr;
  }

}

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  .top-note {
    font-size: 10px;
  }

  .header-inner {
    height: 60px;
  }

  .brand-text {
    font-size: 18px;
  }

  .brand-text small {
    display: none;
  }

  .hero {
    border-radius: 4px;
  }

  .hero-copy {
    padding: 31px 23px 22px;
  }

  h1 {
    font-size: clamp(25px, 6.4vw, 28px);
  }

  .lead {
    font-size: 14px;
  }

  .hero-visual {
    min-height: auto;
    border-left: 0;
  }

  .hero-product-image {
    height: auto;
  }

  .hero-summary {
    padding: 23px 23px 28px;
  }

  .model-visual-media {
    height: 260px;
  }

  .model-visual img {
    padding: 10px 10px 0;
  }

  .model-visual figcaption {
    gap: 7px;
    overflow-x: auto;
  }

  .section-figure.contain img {
    padding: 8px 8px 0;
  }

  .article-body {
    padding: 32px 20px 45px;
  }

  .editor-profile-card {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 14px;
    padding: 16px;
  }

  .editor-profile-avatar {
    width: 60px;
    height: 60px;
    border-radius: 14px;
  }

  .section {
    margin-top: 56px;
  }

  .section h2 {
    font-size: 24px;
    margin-bottom: 26px;
  }

  .section h3 {
    font-size: 20px;
    margin: 52px 0 18px;
  }

  .calculator-grid,
  .route-body,
  .sidebar {
    grid-template-columns: 1fr;
  }

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

  .route-card-media img {
    height: 180px;
    min-height: 0;
    padding: 14px;
    object-fit: contain;
  }

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

  .table-scroll {
    margin-right: -20px;
    border-right: 0;
    border-radius: 0;
  }

  .table-guide {
    display: block;
  }

  .calculator {
    padding: 20px 16px;
  }

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

  .calculator-result p {
    text-align: left;
  }

  .source-list {
    columns: 1;
  }

  .footer-top {
    flex-direction: column;
  }

  .mobile-compare.is-visible {
    display: inline-flex;
  }
}

@media (max-width: 460px) {
  .spec-selector-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}