:root {
  --night: #06080d;
  --navy: #101f31;
  --mist: #151a20;
  --smoke: #0c1118;
  --paper: #f2efe8;
  --gold: #c8bea7;
  --line-light: rgb(242 239 232 / 16%);
  --text-muted: rgb(242 239 232 / 68%);
  --shell: 1240px;
  --text-width: 42rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  margin: 0;
  background: var(--night);
  color: var(--paper);
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-break: strict;
  word-break: auto-phrase;
}

body,
button,
a,
summary {
  font-family: "Zen Kaku Gothic New", sans-serif;
}

img,
canvas {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button {
  color: inherit;
}

h1,
h2,
h3,
p,
figure,
dl,
dd {
  margin: 0;
}

h1,
h2,
h3 {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: 0;
}

ol,
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.shell {
  width: min(var(--shell), calc(100% - 64px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  padding: 10px 14px;
  background: var(--gold);
  color: var(--night);
  text-decoration: none;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 76px;
  border-bottom: 1px solid rgb(246 241 231 / 16%);
  background: rgb(7 10 16 / 94%);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 76px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}

.brand {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  min-width: max-content;
  color: var(--paper);
  text-decoration: none;
  font-family: "Shippori Mincho", serif;
  font-size: 1.42rem;
  font-weight: 600;
  line-height: 1;
}

.brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.global-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}

.global-nav a,
.site-footer nav a,
.footer-contact a {
  text-decoration: none;
}

.global-nav a {
  position: relative;
  color: rgb(246 241 231 / 78%);
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
}

.global-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -8px;
  height: 1px;
  background: var(--gold);
  transition: right 220ms ease;
}

.global-nav a:hover::after {
  right: 0;
}

.header-actions,
.button-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--gold {
  background: var(--gold);
  color: var(--night);
}

.button--gold:hover {
  background: var(--paper);
}

.button--subtle,
.button--outline {
  border-color: rgb(246 241 231 / 34%);
  background: transparent;
  color: var(--paper);
}

.button--subtle:hover,
.button--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.header-actions .button {
  min-height: 42px;
  padding: 8px 15px;
  font-size: 0.84rem;
}

.nav-toggle {
  display: none;
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid rgb(246 241 231 / 30%);
  border-radius: 4px;
  background: transparent;
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: min(660px, calc(100svh - 132px));
  display: grid;
  align-items: center;
  padding: 32px 0 36px;
  overflow: hidden;
  background:
    linear-gradient(90deg, var(--night) 0 44%, rgb(18 36 58 / 42%) 100%),
    var(--night);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgb(246 241 231 / 2.5%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(246 241 231 / 2.5%) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  width: calc(100% - max(32px, (100vw - var(--shell)) / 2));
  max-width: none;
  margin-right: 0;
  margin-left: max(32px, (100vw - var(--shell)) / 2);
  grid-template-columns: minmax(0, 40fr) minmax(0, 60fr);
  gap: 40px;
  align-items: start;
}

.hero-copy {
  padding-top: 2px;
  min-width: 0;
}

.kicker,
.section-label {
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.6;
}

.kicker {
  margin-bottom: 26px;
}

.hero h1 {
  max-width: 10.5em;
  color: var(--paper);
  font-size: clamp(3rem, 3.6vw, 3.25rem);
  line-height: 1.42;
}

.hero h1 .phrase {
  display: block;
  white-space: nowrap;
}

.hero-lead {
  max-width: 32rem;
  margin-top: 34px;
  color: rgb(246 241 231 / 76%);
  font-size: 1rem;
  line-height: 2.05;
}

.hero-note {
  max-width: 31rem;
  margin-top: 18px;
  padding-left: 18px;
  border-left: 1px solid rgb(212 194 152 / 50%);
  color: rgb(246 241 231 / 56%);
  font-size: 0.82rem;
  line-height: 1.9;
}

.hero-lead strong {
  display: block;
  margin-bottom: 4px;
  color: var(--paper);
  font-size: 1.06rem;
}

.hero-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 0;
  background: var(--navy);
  isolation: isolate;
  /* カード寸法を cqw（FV幅の1%）で指定するための基準 */
  container-type: inline-size;
}

.hero-world,
.hero-lit,
.hero-structure,
.hero-grain,
.hero-vignette {
  position: absolute;
  pointer-events: none;
}

.hero-world,
.hero-world img,
.hero-lit,
.hero-lit img,
.hero-structure,
.hero-grain {
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-world {
  z-index: 1;
  opacity: 1;
  will-change: opacity, filter, transform;
}

.hero-world img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 月あかりサイクル（2026-08-08 承認の演出）
   闇（fv-moonlit-dark）を常時敷き、月が雲から出た数秒だけ
   明（fv-moonlit-lit）と4項目カードが浮かぶ。12秒周期＝闇約6秒→明約4.5秒 */
.hero-lit {
  z-index: 2;
  opacity: 0;
  animation: hero-moonreveal 12s linear infinite;
  will-change: opacity;
}

.hero-lit img {
  object-fit: cover;
}

@keyframes hero-moonreveal {
  0%, 42% { opacity: 0; }
  54%, 79% { opacity: 1; }
  91%, 100% { opacity: 0; }
}

@keyframes hero-unitreveal {
  0%, 47% { opacity: 0; transform: translateY(8px); }
  58%, 78% { opacity: 1; transform: translateY(0); }
  89%, 100% { opacity: 0; transform: translateY(8px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-lit {
    animation: none;
    opacity: .85;
  }

  .hero-unit {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

.hero-structure {
  z-index: 7;
}

.hero-architecture {
  position: absolute;
  top: 28%;
  right: 4%;
  width: 52%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(6px, 1.2cqw, 12px);
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-unit {
  position: relative;
  overflow: hidden;
  min-width: 0;
  border: 1px solid rgb(230 207 154 / 28%);
  background: rgb(5 9 14 / 70%);
  box-shadow:
    inset 0 0 0 1px rgb(255 255 255 / 2%),
    0 8px 22px rgb(0 0 0 / 20%);
  aspect-ratio: 1.9 / 1;
  opacity: 0;
  backdrop-filter: blur(5px);
  animation: hero-unitreveal 12s linear infinite;
  will-change: opacity, transform;
}

.hero-unit:nth-child(2) { animation-delay: .35s; }
.hero-unit:nth-child(3) { animation-delay: .7s; }
.hero-unit:nth-child(4) { animation-delay: 1.05s; }

.hero-unit::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(180deg, rgb(3 7 11 / 62%), transparent 35%),
    linear-gradient(0deg, rgb(3 7 11 / 72%), transparent 46%);
  content: "";
}

.hero-unit::after {
  position: absolute;
  z-index: 3;
  inset: clamp(5px, 1.1cqw, 11px);
  border: 1px solid rgb(245 243 237 / 12%);
  content: "";
}

.hero-unit img {
  position: absolute;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .92;
  filter: brightness(.98) contrast(1.04) saturate(.84);
}

.hero-unit--message img {
  filter: brightness(.72) contrast(1.03) saturate(.7);
}

.hero-unit--proof img {
  filter: brightness(1.12) contrast(1.03) saturate(.86);
}

.hero-unit--action img {
  filter: brightness(1.04) contrast(1.03) saturate(.9);
}

.hero-unit--path img {
  filter: brightness(1.16) contrast(1.02) saturate(.9);
}

.hero-unit__label,
.hero-unit strong {
  position: absolute;
  z-index: 2;
  left: clamp(7px, 1.3cqw, 14px);
}

.hero-unit__label {
  top: clamp(6px, 1.1cqw, 12px);
  color: rgb(239 224 189 / 92%);
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: clamp(7px, 1.0cqw, 10px);
  font-weight: 500;
  letter-spacing: .1em;
  line-height: 1.4;
}

.hero-unit strong {
  right: clamp(7px, 1.3cqw, 14px);
  bottom: clamp(6px, 1.1cqw, 12px);
  color: rgb(245 243 237 / 78%);
  font-family: "Shippori Mincho", serif;
  font-size: clamp(8px, 1.35cqw, 12px);
  font-weight: 500;
  line-height: 1.5;
}

.hero-grain {
  z-index: 9;
  opacity: .09;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.4'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.hero-vignette {
  z-index: 8;
  inset: 0;
  border: 0;
  background: linear-gradient(90deg, rgb(7 10 16 / 10%), transparent 30% 78%, rgb(7 10 16 / 12%));
}

.hero-media figcaption {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section {
  position: relative;
  padding: 104px 0;
}

.section--mist {
  background: var(--mist);
  color: var(--paper);
}

.section--smoke {
  background: var(--smoke);
  color: var(--paper);
}

.section--border {
  border-top: 1px solid var(--line-light);
}

.section--navy {
  background: var(--navy);
  color: var(--paper);
}

.section--night {
  background: var(--night);
  color: var(--paper);
}

.section h2,
.contact h2 {
  margin-top: 14px;
  font-size: clamp(2.15rem, 3.3vw, 3rem);
  line-height: 1.44;
}

.phrase-line {
  display: block;
  width: max-content;
  max-width: 100%;
  white-space: nowrap;
}

.lead {
  max-width: var(--text-width);
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 2;
}

.section--mist .lead,
.section--smoke .lead,
.section--navy .lead,
.section--night .lead,
.about-copy .lead {
  color: rgb(242 239 232 / 72%);
}

.problem-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 88px;
  align-items: start;
}

.section-heading h2 {
  max-width: 9.5em;
}

.axis-list {
  margin-top: 42px;
  border-top: 1px solid rgb(242 239 232 / 22%);
}

.axis-list li {
  display: grid;
  grid-template-columns: 48px minmax(150px, 0.65fr) minmax(0, 1.35fr);
  gap: 22px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-light);
}

.axis-list span,
.ruled-list > li > span,
.service-rows article > span,
.diagnosis-points > li > span,
.process-list > li > span,
.faq-list summary span {
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 700;
}

.number-mark {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  inline-size: 46px;
  block-size: 46px;
  flex: 0 0 46px;
  border: 1px solid rgb(200 190 167 / 46%);
  border-radius: 50%;
  background: rgb(6 8 13 / 32%);
  box-shadow: inset 0 0 0 6px rgb(6 8 13 / 34%), 0 0 24px rgb(200 190 167 / 7%);
  color: var(--paper);
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
}

.number-mark::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 5px;
  border: 2px solid transparent;
  border-left-color: var(--gold);
  border-radius: 50%;
  opacity: 0.9;
  transform: rotate(-24deg);
}

.number-mark::after {
  content: "";
  position: absolute;
  top: 5px;
  right: 6px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px rgb(200 190 167 / 72%);
}

.axis-list strong,
.ruled-list strong,
.diagnosis-points strong,
.process-list strong {
  font-size: 1.08rem;
}

.axis-list p,
.ruled-list p,
.diagnosis-points p,
.process-list p {
  color: rgb(242 239 232 / 64%);
}

.section--steel {
  background: #090b0d;
  color: rgb(239 242 244);
}

.reason-steel {
  display: grid;
  gap: 40px;
  color: rgb(239 242 244);
}

.reason-steel__head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(48px, 7vw, 96px);
  align-items: end;
}

.reason-steel__head h2 {
  max-width: 12em;
}

.reason-steel__head h2,
.reason-steel__points strong {
  color: rgb(239 242 244);
}

.reason-steel__head .section-label,
.reason-steel__meta,
.reason-steel__band figcaption {
  color: rgb(185 190 194 / 68%);
}

.reason-steel__number {
  color: rgb(185 190 194 / 58%);
}

.reason-steel__head .lead {
  max-width: 34em;
  padding-left: 28px;
  border-left: 1px solid rgb(185 190 194 / 35%);
}

.reason-steel__band {
  margin: 0;
  overflow: hidden;
  border-block: 1px solid rgb(185 190 194 / 28%);
  background: #060708;
}

.reason-steel__band img {
  width: 100%;
  height: clamp(170px, 19vw, 270px);
  object-fit: cover;
  object-position: center 58%;
}

.reason-steel__band figcaption {
  padding: 10px 0 12px;
  color: rgb(185 190 194 / 68%);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-align: right;
}

.reason-steel__points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-block: 1px solid rgb(185 190 194 / 24%);
}

.reason-steel__points li {
  position: relative;
  min-width: 0;
  padding: 28px 30px 30px;
  border-right: 1px solid rgb(185 190 194 / 20%);
}

.reason-steel__points li:last-child {
  border-right: 0;
}

.reason-steel__meta {
  display: block;
  color: rgb(185 190 194 / 68%);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
}

.reason-steel__number {
  position: absolute;
  top: 20px;
  right: 24px;
  color: #b9bec2;
  font-family: "Shippori Mincho", serif;
  font-size: 1.55rem;
  line-height: 1;
}

.reason-steel__points strong {
  display: block;
  margin-top: 28px;
  font-size: 1.05rem;
}

.reason-steel__points p {
  margin-top: 10px;
}

.reason-steel__head .lead,
.reason-steel__points p {
  color: rgb(210 216 220 / 78%);
}

.js .reason-steel .reason-steel__band img {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1.2s cubic-bezier(.22, 1, .36, 1);
}

.js .reason-steel.is-visible .reason-steel__band img {
  clip-path: inset(0);
}

.js .reason-steel .reason-steel__points li {
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 40ms cubic-bezier(.22, 1, .36, 1),
    transform 40ms cubic-bezier(.22, 1, .36, 1);
}

.js .reason-steel.is-visible .reason-steel__points li {
  opacity: 1;
  transform: none;
  transition-delay: calc(1200ms + var(--reason-index) * 100ms);
}

.ruled-list {
  margin-top: 36px;
  border-top: 1px solid rgb(242 239 232 / 22%);
}

.ruled-list li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-light);
}

.ruled-list p {
  margin-top: 5px;
}

.service-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 72px;
  align-items: end;
}

.service-head h2 {
  max-width: 10em;
}

.service-rows {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 64px;
  border-block: 1px solid rgb(246 241 231 / 20%);
}

.service-rows article {
  min-width: 0;
  padding: 26px 24px 30px;
  border-left: 1px solid rgb(246 241 231 / 16%);
}

.service-rows article:first-child {
  border-left: 0;
}

.service-rows h3 {
  margin-top: 22px;
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.6;
}

.service-rows p {
  margin-top: 12px;
  color: rgb(246 241 231 / 68%);
  font-size: 1rem;
}

.diagnosis {
  background: var(--navy);
  color: var(--paper);
  border-block: 1px solid rgb(200 190 167 / 24%);
}

.diagnosis::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-left: 1px solid rgb(200 190 167 / 12%);
  border-right: 1px solid rgb(200 190 167 / 7%);
}

.diagnosis-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 80px;
  align-items: center;
}

.diagnosis-copy h2 {
  max-width: 11em;
}

.diagnosis-copy > p:not(.section-label) {
  max-width: 36rem;
  margin-top: 24px;
  color: rgb(246 241 231 / 72%);
}

.diagnosis-copy .button-row {
  margin-top: 34px;
}

.diagnosis-points {
  border-top: 1px solid rgb(246 241 231 / 24%);
}

.diagnosis-points li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid rgb(246 241 231 / 18%);
}

.diagnosis-points p {
  margin-top: 5px;
  color: rgb(246 241 231 / 64%);
}

.estimate-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 90px;
  align-items: start;
}

.estimate-layout .lead {
  margin-top: 24px;
}

.estimate-list {
  border-top: 1px solid rgb(242 239 232 / 22%);
}

.estimate-list > div {
  display: grid;
  grid-template-columns: minmax(130px, 0.45fr) minmax(0, 1.55fr);
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-light);
}

.estimate-list dt {
  font-weight: 700;
}

.estimate-list dd {
  color: rgb(242 239 232 / 64%);
}

.process-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.76fr) minmax(0, 1.24fr);
  gap: 90px;
  align-items: start;
}

.process-intro {
  position: sticky;
  top: 120px;
}

.process-intro h2 {
  max-width: 11em;
}

.process-intro > p:last-child {
  max-width: 32rem;
  margin-top: 24px;
  color: rgb(246 241 231 / 66%);
}

.process-list {
  border-top: 1px solid rgb(246 241 231 / 22%);
}

.process-list li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid rgb(246 241 231 / 16%);
}

.process-list p {
  margin-top: 5px;
  color: rgb(246 241 231 / 62%);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 88px;
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: 120px;
}

.faq-intro h2 {
  max-width: 10em;
}

.faq-intro .lead {
  margin-top: 24px;
}

.faq-list {
  border-top: 1px solid rgb(242 239 232 / 22%);
}

.faq-list details {
  border-bottom: 1px solid var(--line-light);
}

.faq-list summary {
  position: relative;
  display: grid;
  grid-template-columns: 46px 1fr 22px;
  gap: 16px;
  align-items: center;
  min-height: 84px;
  padding: 18px 0;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  color: var(--gold);
  font-size: 1.35rem;
  font-weight: 500;
  text-align: center;
}

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

.faq-list details > p {
  padding: 0 46px 24px 60px;
  color: rgb(242 239 232 / 66%);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 92px;
  align-items: start;
}

.about-layout h2 {
  max-width: 10em;
}

.about-copy > p + p {
  max-width: var(--text-width);
  margin-top: 22px;
  color: rgb(246 241 231 / 68%);
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 38px;
  border-top: 1px solid rgb(246 241 231 / 20%);
}

.about-facts > div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 12px;
  padding: 18px 0;
  border-bottom: 1px solid rgb(246 241 231 / 16%);
}

.about-facts > div:nth-child(odd) {
  padding-right: 22px;
}

.about-facts > div:nth-child(even) {
  padding-left: 22px;
  border-left: 1px solid rgb(246 241 231 / 16%);
}

.about-facts dt {
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 700;
}

.contact {
  position: relative;
  padding: 88px 0;
  border-block: 1px solid rgb(200 190 167 / 28%);
  background: var(--smoke);
  color: var(--paper);
}

.contact .section-label {
  color: var(--gold);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 72px;
  align-items: end;
}

.contact h2 {
  max-width: 14em;
}

.contact-action > p {
  max-width: 34rem;
  color: rgb(242 239 232 / 70%);
}

.contact-action .button-row {
  margin-top: 24px;
}

.contact .button--gold {
  background: var(--paper);
  color: var(--night);
}

.contact .button--gold:hover {
  background: var(--gold);
  color: var(--night);
}

.contact .button--outline {
  border-color: rgb(242 239 232 / 46%);
  color: var(--paper);
}

.contact .button--outline:hover {
  border-color: var(--paper);
  color: var(--paper);
}

.site-footer {
  padding: 54px 0 24px;
  border-top: 1px solid rgb(246 241 231 / 16%);
  background: var(--night);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 0.7fr;
  gap: 64px;
  align-items: start;
}

.brand--footer {
  font-size: 1.2rem;
}

.brand--footer img {
  width: 38px;
  height: 38px;
}

.footer-grid > div:first-child > p {
  margin-top: 14px;
  color: rgb(246 241 231 / 56%);
  font-size: 0.86rem;
}

.site-footer nav,
.footer-contact {
  display: grid;
  gap: 10px;
}

.site-footer nav a,
.footer-contact a {
  color: rgb(246 241 231 / 68%);
  font-size: 0.9rem;
}

.site-footer nav a:hover,
.footer-contact a:hover {
  color: var(--gold);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 42px;
  padding-top: 18px;
  border-top: 1px solid rgb(246 241 231 / 14%);
  color: rgb(246 241 231 / 48%);
}

.js .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms cubic-bezier(.22, 1, .36, 1), transform 600ms cubic-bezier(.22, 1, .36, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1120px) {
  .shell {
    width: min(var(--shell), calc(100% - 48px));
  }

  .header-inner {
    gap: 20px;
  }

  .global-nav {
    gap: 18px;
  }

  .header-actions .button--subtle {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero h1 {
    font-size: 2.72rem;
  }

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

  .service-rows article:nth-child(3) {
    border-left: 0;
  }

  .service-rows article:nth-child(-n+2) {
    border-bottom: 1px solid rgb(246 241 231 / 16%);
  }
}

@media (max-width: 900px) {
  .header-inner {
    grid-template-columns: auto auto 1fr;
  }

  .nav-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .global-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    padding: 8px 24px 18px;
    border-bottom: 1px solid rgb(246 241 231 / 16%);
    background: var(--night);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .global-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .global-nav a {
    padding: 12px 0;
    border-bottom: 1px solid rgb(246 241 231 / 12%);
  }

  .header-actions {
    justify-self: end;
  }

  .hero-grid {
    width: min(100% - 48px, var(--shell));
    margin-inline: auto;
    grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
    gap: 30px;
  }

  .hero h1 {
    font-size: 2.28rem;
  }

  .hero-lead {
    font-size: 1rem;
    line-height: 1.9;
  }

  .site-footer nav,
  .footer-contact {
    gap: 0;
  }

  .site-footer nav a,
  .footer-contact a {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .problem-layout,
  .service-head,
  .diagnosis-layout,
  .estimate-layout,
  .process-layout,
  .faq-layout,
  .about-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .process-intro,
  .faq-intro {
    position: static;
  }
}

@media (max-width: 767px) {
  html {
    scroll-padding-top: 68px;
  }

  .shell {
    width: min(100% - 36px, var(--shell));
  }

  body {
    line-height: 1.78;
  }

  .site-header,
  .header-inner {
    min-height: 68px;
  }

  .header-inner {
    grid-template-columns: auto 1fr auto;
    gap: 12px;
  }

  .brand {
    gap: 8px;
    font-size: 1.08rem;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  .nav-toggle {
    grid-column: 3;
    font-size: 0.8rem;
  }

  .global-nav {
    top: 68px;
  }

  .header-actions {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 54px 0 56px;
  }

  .hero-grid {
    width: min(100% - 36px, var(--shell));
    margin-inline: auto;
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.125rem, 9.5vw, 2.25rem);
    line-height: 1.48;
  }

  .hero h1 .phrase {
    white-space: nowrap;
  }

  .hero-lead {
    max-width: 35rem;
    margin-top: 26px;
    font-size: 1rem;
  }

  .hero-media {
    width: calc(100% + 36px);
    margin-left: -18px;
  }

  .section {
    padding: 40px 0;
  }

  .section h2,
  .contact h2 {
    font-size: clamp(1.78rem, 7.7vw, 2rem);
    line-height: 1.44;
  }

  .problem-layout,
  .service-head,
  .diagnosis-layout,
  .estimate-layout,
  .process-layout,
  .faq-layout,
  .about-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .lead {
    font-size: 1rem;
    line-height: 1.82;
  }

  .reason-steel {
    gap: 30px;
  }

  .reason-steel__head {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .reason-steel__head .lead {
    padding-left: 0;
    border-left: 0;
  }

  .reason-steel__band img {
    height: clamp(124px, 38vw, 168px);
  }

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

  .reason-steel__points li {
    padding: 24px 0 26px;
    border-right: 0;
    border-bottom: 1px solid rgb(185 190 194 / 20%);
  }

  .reason-steel__points li:last-child {
    border-bottom: 0;
  }

  .axis-list {
    margin-top: 30px;
  }

  .axis-list li {
    grid-template-columns: 46px 1fr;
    gap: 8px 14px;
    padding: 16px 0;
  }

  .axis-list li p {
    grid-column: 2;
  }

  .service-rows {
    grid-template-columns: 1fr;
    margin-top: 24px;
  }

  .service-rows article {
    padding: 12px 0;
    border-left: 0;
    border-bottom: 1px solid rgb(246 241 231 / 16%);
  }

  .service-rows article:last-child {
    border-bottom: 0;
  }

  .service-rows h3 {
    margin-top: 14px;
  }

  .service-rows p {
    margin-top: 8px;
  }

  .diagnosis-copy .button-row,
  .contact-action .button-row {
    align-items: stretch;
    margin-top: 24px;
  }

  .diagnosis-copy .button,
  .contact-action .button {
    width: 100%;
  }

  .estimate-list > div {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 13px 0;
  }

  .process-intro,
  .faq-intro {
    position: static;
  }

  .diagnosis-points li,
  .process-list li,
  .ruled-list li {
    padding: 12px 0;
  }

  .faq-list summary {
    grid-template-columns: 46px 1fr 20px;
    gap: 10px;
    min-height: 68px;
    padding: 14px 0;
  }

  .faq-list details > p {
    padding: 0 30px 18px 44px;
  }

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

  .about-facts > div:nth-child(odd),
  .about-facts > div:nth-child(even) {
    padding: 12px 0;
    border-left: 0;
  }

  .contact {
    padding: 40px 0;
  }

  .site-footer {
    padding: 28px 0 18px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px 24px;
  }

  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    margin-top: 24px;
    padding-top: 14px;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 2.15rem;
  }

  .hero-lead {
    font-size: 1rem;
  }

  .section h2,
  .contact h2 {
    font-size: 1.78rem;
  }

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

  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }

  .js .reason-steel .reason-steel__band img {
    clip-path: inset(0);
  }

  .js .reason-steel .reason-steel__points li {
    opacity: 1;
    transform: none;
  }
}

/* Vertical chapter system: the FV above intentionally keeps its own layout. */
html {
  scroll-padding-top: 0;
}

.chapter {
  scroll-margin-top: 16px;
}

.chapter .chapter__inner {
  display: block;
  width: min(100% - 64px, 1120px);
}

.chapter__head {
  position: relative;
  display: grid;
  max-width: 1000px;
  grid-template-columns: minmax(0, 1fr);
  padding: 22px 0 0;
  border-top: 1px solid rgb(230 235 239 / 26%);
}

.chapter__head::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 84px;
  height: 1px;
  background: rgb(230 235 239 / 78%);
}

.chapter .section-label,
.contact.chapter .section-label {
  color: rgb(205 213 219 / 78%);
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: 0;
}

.chapter__head h2 {
  grid-column: 1;
}

.chapter-eyecatch {
  position: relative;
  display: block;
  grid-column: 1;
  width: 100%;
  aspect-ratio: 4 / 1;
  margin-top: 36px;
  overflow: hidden;
  background: rgb(5 8 12);
  pointer-events: none;
}

.chapter-eyecatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.chapter-eyecatch figcaption {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.chapter__body {
  max-width: 1100px;
  margin-top: 40px;
}

.chapter__body > .lead,
.chapter__body > p,
.chapter__head + .chapter__body > p {
  max-width: 760px;
  color: rgb(242 239 232 / 72%);
}

.chapter-list {
  display: block;
  width: 100%;
  max-width: 1040px;
  margin: 42px 0 0;
  padding: 0;
  border-top: 1px solid rgb(230 235 239 / 18%);
  list-style: none;
}

.chapter-list--ornate {
  position: relative;
  overflow: hidden;
  border: 1px solid rgb(230 235 239 / 18%);
  background:
    radial-gradient(circle at 94% 0%, rgb(200 190 167 / 10%), transparent 30%),
    linear-gradient(135deg, rgb(205 213 219 / 6%), transparent 46%),
    rgb(5 9 14 / 20%);
  box-shadow:
    inset 0 1px rgb(255 255 255 / 3%),
    0 24px 70px rgb(0 0 0 / 10%);
}

.chapter-list--ornate::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: -1px;
  left: -1px;
  width: clamp(120px, 20%, 210px);
  height: 2px;
  background: linear-gradient(90deg, rgb(212 194 152 / 88%), rgb(212 194 152 / 14%), transparent);
}

.chapter-list--ornate .chapter-list__item {
  position: relative;
  grid-template-columns: 96px minmax(0, 1fr);
  padding: 27px 30px 27px 42px;
}

.chapter-list--ornate .chapter-list__item::after {
  content: "";
  position: absolute;
  top: 22px;
  right: 24px;
  width: 5px;
  height: 5px;
  border-top: 1px solid rgb(212 194 152 / 48%);
  border-right: 1px solid rgb(212 194 152 / 48%);
  transform: rotate(45deg);
}

.chapter-list--ornate .chapter-number {
  position: relative;
  align-items: flex-start;
  width: 72px;
  min-height: 42px;
  padding: 0;
  border-left: 0;
  color: rgb(212 194 152 / 92%);
  font-family: "Shippori Mincho", serif;
  font-size: 1.42rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: .08em;
}

.chapter-list--ornate .chapter-number::after {
  content: "";
  position: absolute;
  top: 29px;
  left: 0;
  width: 42px;
  height: 1px;
  background: linear-gradient(90deg, rgb(212 194 152 / 68%), transparent);
}

.chapter-followup {
  position: relative;
  max-width: 760px;
  margin-top: 28px;
  padding: 18px 22px 18px 25px;
  border-left: 2px solid rgb(212 194 152 / 62%);
  background: linear-gradient(90deg, rgb(212 194 152 / 8%), transparent 78%);
}

.chapter-list__item,
.diagnosis-points .chapter-list__item,
.process-list .chapter-list__item,
.estimate-list .chapter-list__item {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 0 28px;
  align-items: start;
  min-height: 0;
  margin: 0;
  padding: 28px 0;
  border: 0;
  border-bottom: 1px solid rgb(230 235 239 / 16%);
  background: transparent;
}

.chapter-number {
  display: inline-flex;
  align-items: center;
  width: 56px;
  min-height: 32px;
  border-left: 2px solid rgb(205 213 219 / 72%);
  color: rgb(205 213 219 / 82%);
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  padding-left: 13px;
}

.chapter-list__item strong,
.chapter-list__item h3,
.chapter-list__item dt {
  display: block;
  margin: 0;
  color: var(--paper);
  font-size: 1.16rem;
  font-weight: 700;
  line-height: 1.65;
}

.chapter-list__item p,
.chapter-list__item dd {
  max-width: 720px;
  margin: 7px 0 0;
  color: rgb(242 239 232 / 66%);
  line-height: 1.85;
}

.chapter-image {
  width: min(100%, 1100px);
  margin: 44px 0 0;
}

.chapter-image img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1896 / 830;
  border: 0;
  border-radius: 0;
  object-fit: cover;
}

.chapter-image figcaption {
  margin-top: 12px;
  color: rgb(205 213 219 / 58%);
  font-size: 0.76rem;
  line-height: 1.7;
}

.service-rows {
  display: block;
  margin-top: 42px;
}

.service-process {
  position: relative;
  display: block;
  width: min(100%, 920px);
  margin: 42px 0 0;
  padding: 0;
  border-top: 1px solid rgb(230 235 239 / 18%);
  border-bottom: 1px solid rgb(230 235 239 / 18%);
  background: linear-gradient(90deg, rgb(205 213 219 / 5%), transparent 46%);
  list-style: none;
}

.service-process::before {
  content: "";
  position: absolute;
  top: 32px;
  bottom: 32px;
  left: 25px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgb(205 213 219 / 52%) 12%, rgb(205 213 219 / 52%) 88%, transparent);
}

.service-process li {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  min-height: 92px;
  padding: 14px 22px 14px 0;
  border-bottom: 1px solid rgb(230 235 239 / 14%);
  color: rgb(242 239 232 / 82%);
}

.service-process li:last-child {
  border-bottom: 0;
}

.service-process .process-step__number {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgb(205 213 219 / 38%);
  background: #0d1c2d;
  color: rgb(230 235 239 / 78%);
  font-family: "Shippori Mincho", serif;
  font-size: clamp(.9rem, 1vw, 1.02rem);
  font-weight: 600;
  letter-spacing: .08em;
}

.process-step__copy {
  display: grid;
  grid-template-columns: minmax(160px, 0.42fr) minmax(0, 1fr);
  gap: 24px;
  align-items: baseline;
}

.process-step__copy strong {
  color: var(--paper);
  font-size: 1.04rem;
}

.process-step__copy small {
  color: rgb(230 235 239 / 82%);
  font-size: 0.82rem;
  line-height: 1.7;
}

.process-step__keep {
  white-space: nowrap;
}

.service-detail-link {
  margin-top: 30px;
}

.service-detail-link a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  border-bottom: 1px solid rgb(230 235 239 / 36%);
  color: var(--paper);
  font-weight: 700;
}

.service-detail-link a::after {
  content: "→";
  margin-left: 12px;
  color: rgb(205 213 219 / 74%);
}

.diagnosis::before {
  opacity: 0.22;
}

.diagnosis-points,
.estimate-list,
.process-list {
  margin-top: 42px;
}

.chapter .button-row {
  justify-content: flex-start;
  margin-top: 30px;
}

.faq-list {
  max-width: 920px;
  margin-top: 42px;
}

.faq-list details {
  border-color: rgb(230 235 239 / 16%);
}

.faq-list summary {
  grid-template-columns: 72px minmax(0, 1fr) 24px;
  gap: 0 18px;
  min-height: 82px;
  padding: 22px 0;
}

.faq-list summary .chapter-number {
  align-self: center;
}

.faq-list details > p {
  max-width: 760px;
  padding: 0 36px 24px 90px;
}

.about-copy {
  max-width: 920px;
}

.about-copy > p + p {
  max-width: 760px;
  margin-top: 18px;
}

.about-facts {
  display: block;
  max-width: 760px;
  margin-top: 38px;
}

.about-facts > div,
.about-facts > div:nth-child(odd),
.about-facts > div:nth-child(even) {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 20px;
  padding: 15px 0;
  border: 0;
  border-bottom: 1px solid rgb(230 235 239 / 14%);
}

.contact.chapter {
  padding-block: 88px;
}

.contact-action {
  max-width: 760px;
}

.contact-action__lead {
  position: relative;
  max-width: 760px;
  padding: 22px 26px;
  border-block: 1px solid rgb(212 194 152 / 32%);
  background:
    linear-gradient(90deg, rgb(212 194 152 / 11%), transparent 78%),
    rgb(5 9 14 / 16%);
  color: var(--paper) !important;
  font-family: "Shippori Mincho", serif;
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.9;
}

.contact-action__lead::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 88px;
  height: 1px;
  background: rgb(212 194 152 / 88%);
}

.cta-routes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.cta-route {
  width: 100%;
}

.cta-route .button {
  width: 100%;
  min-height: 58px;
}

.js [data-chapter-motion].reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.js [data-chapter-motion] .section-label,
.js [data-chapter-motion] .phrase-line,
.js [data-chapter-motion] .chapter-eyecatch,
.js [data-chapter-motion] .chapter__body {
  opacity: 0;
  will-change: opacity, transform;
}

.js [data-chapter-motion] .section-label {
  transform: translateY(8px);
  transition:
    opacity 550ms cubic-bezier(.22, 1, .36, 1),
    transform 550ms cubic-bezier(.22, 1, .36, 1);
}

.js [data-chapter-motion] .phrase-line {
  filter: blur(2px);
  transform: translateY(18px);
  transition:
    opacity 720ms cubic-bezier(.22, 1, .36, 1),
    filter 720ms cubic-bezier(.22, 1, .36, 1),
    transform 720ms cubic-bezier(.22, 1, .36, 1);
}

.js [data-chapter-motion] .chapter-eyecatch {
  transform: translateY(12px);
  transition:
    opacity 700ms cubic-bezier(.22, 1, .36, 1),
    transform 700ms cubic-bezier(.22, 1, .36, 1);
}

.js [data-chapter-motion] .chapter__body {
  transform: translateY(12px);
  transition:
    opacity 680ms cubic-bezier(.22, 1, .36, 1),
    transform 680ms cubic-bezier(.22, 1, .36, 1);
}

.js [data-chapter-motion].is-visible .section-label,
.js [data-chapter-motion].is-visible .phrase-line,
.js [data-chapter-motion].is-visible .chapter-eyecatch,
.js [data-chapter-motion].is-visible .chapter__body {
  opacity: 1;
  transform: translateY(0);
}

.js [data-chapter-motion].is-visible .phrase-line {
  filter: blur(0);
}

.js [data-chapter-motion].is-visible .phrase-line:nth-child(1) {
  transition-delay: 90ms;
}

.js [data-chapter-motion].is-visible .phrase-line:nth-child(2) {
  transition-delay: 190ms;
}

.js [data-chapter-motion].is-visible .phrase-line:nth-child(3) {
  transition-delay: 290ms;
}

.js [data-chapter-motion].is-visible .chapter-eyecatch {
  transition-delay: 330ms;
}

.js [data-chapter-motion].is-visible .chapter__body {
  transition-delay: 430ms;
}

@media (max-width: 760px) {
  html {
    scroll-padding-top: 64px;
  }

  .chapter {
    scroll-margin-top: 16px;
  }

  .chapter.section {
    padding-block: 68px;
  }

  .chapter .chapter__inner {
    width: min(100% - 36px, 1120px);
  }

  .chapter__head {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 16px;
  }

  .chapter__head h2 {
    grid-column: 1;
  }

  .chapter-eyecatch {
    height: 135px;
    aspect-ratio: auto;
    margin-top: 24px;
  }

  .chapter__body {
    margin-top: 20px;
  }

  .chapter .section-label {
    font-size: 13px;
    line-height: 1.6;
  }

  .chapter h2,
  .contact.chapter h2 {
    margin-top: 10px;
    font-size: 1.62rem;
    line-height: 1.3;
  }

  #solution-title,
  #service-title {
    font-size: 1.42rem;
  }

  .chapter__body > .lead,
  .chapter__body > p,
  .chapter__head + .chapter__body > p {
    font-size: 0.96rem;
    line-height: 1.82;
  }

  .chapter-list,
  .chapter-image,
  .faq-list {
    margin-top: 22px;
  }

  .chapter-list__item,
    .diagnosis-points .chapter-list__item,
    .process-list .chapter-list__item,
    .estimate-list .chapter-list__item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 0 12px;
    padding: 12px 0;
  }

  .chapter-number {
    width: 44px;
    min-height: 28px;
    padding-left: 9px;
    font-size: 0.7rem;
  }

  .chapter-list__item strong,
  .chapter-list__item h3,
  .chapter-list__item dt {
    font-size: 1.05rem;
  }

  .chapter-list__item p,
  .chapter-list__item dd {
    margin-top: 5px;
    font-size: 1rem;
    line-height: 1.75;
  }

  .chapter-list--ornate .chapter-list__item {
    grid-template-columns: 58px minmax(0, 1fr);
    padding: 16px 14px 16px 20px;
  }

  .chapter-list--ornate .chapter-list__item::after {
    display: none;
  }

  .chapter-list--ornate .chapter-number {
    width: 50px;
    min-height: 34px;
    font-size: 1.08rem;
  }

  .chapter-list--ornate .chapter-number::after {
    top: 23px;
    width: 30px;
  }

  .chapter-followup {
    margin-top: 18px;
    padding: 14px 14px 14px 17px;
  }

  .service-process {
    margin-top: 28px;
  }

  .service-process li {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 14px;
    min-height: 82px;
    padding-right: 10px;
    font-size: 0.96rem;
  }

  .service-process::before {
    left: 22px;
  }

  .service-process .process-step__number {
    width: 46px;
    height: 46px;
    font-size: .88rem;
  }

  .process-step__copy {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .process-step__copy strong {
    font-size: 0.98rem;
  }

  .process-step__copy small {
    font-size: 0.76rem;
  }

  .service-detail-link {
    margin-top: 22px;
  }

  .faq-list summary {
    grid-template-columns: 48px minmax(0, 1fr) 20px;
    gap: 0 8px;
    min-height: 70px;
    padding: 12px 0;
    font-size: 0.96rem;
  }

  .faq-list details > p {
    padding: 0 20px 20px 56px;
    font-size: 0.92rem;
  }

  .about-facts > div,
  .about-facts > div:nth-child(odd),
  .about-facts > div:nth-child(even) {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 12px;
    padding: 12px 0;
  }

  .contact.chapter {
    padding-block: 68px;
  }

  .cta-routes {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 26px;
  }

  .cta-route {
    width: 100%;
  }

  .cta-route .button {
    min-height: 54px;
  }

  .contact-action__lead {
    padding: 17px 18px;
    font-size: 1rem;
    line-height: 1.85;
  }

  .hero-note {
    margin-top: 14px;
    padding-left: 14px;
    font-size: 0.78rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .js [data-chapter-motion] .section-label,
  .js [data-chapter-motion] .phrase-line,
  .js [data-chapter-motion] .chapter-eyecatch,
  .js [data-chapter-motion] .chapter__body {
    opacity: 1;
    filter: none;
    transform: none;
    transition: none;
  }
}