:root {
  --ink: #111;
  --paper: #fff;
  --muted: #6b6b6b;
  --soft: #f7f7f3;
  --line: #cfcfc8;
  --accent: #fff000;
  --gold: #b89a37;
  --max: 1160px;
  --rail: 176px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", Arial, sans-serif;
  line-height: 1.9;
  letter-spacing: .03em;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.site-shell {
  min-height: 100vh;
}

.side-rail {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 30;
  width: var(--rail);
  padding: 28px 22px;
  background: rgba(255, 255, 255, .94);
  border-right: 1px solid var(--line);
}

.rail-logo {
  display: block;
  width: 86px;
  margin-bottom: 54px;
}

.rail-logo img {
  width: 100%;
  height: auto;
}

.rail-nav {
  display: grid;
  gap: 9px;
  font-size: 11px;
  letter-spacing: .05em;
}

.rail-nav a {
  position: relative;
  display: block;
  padding: 3px 0 3px 18px;
  color: #171717;
}

.rail-nav a::before {
  position: absolute;
  top: 50%;
  left: -22px;
  width: 0;
  height: 7px;
  background: var(--accent);
  content: "";
  transform: translateY(-50%);
  transition: width .2s ease;
}

.rail-nav a:hover::before,
.rail-nav a[aria-current="page"]::before {
  width: 34px;
}

.rail-contact {
  position: absolute;
  right: 22px;
  bottom: 28px;
  left: 22px;
  display: grid;
  place-items: center;
  min-height: 44px;
  border: 1px solid var(--ink);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.main {
  margin-left: var(--rail);
}

.hero {
  position: relative;
  min-height: 680px;
  padding: 64px min(8vw, 100px) 86px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.vertical-word {
  position: absolute;
  top: 22px;
  right: 26px;
  writing-mode: vertical-rl;
  font-size: clamp(44px, 6vw, 96px);
  font-weight: 900;
  line-height: .86;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.hero-mark {
  width: min(23vw, 240px);
  margin: 0 auto 28px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(100%, 880px);
  margin: 0 auto;
  text-align: center;
}

.hero-copy .eyebrow,
.page-hero .eyebrow,
.section-eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.hero-company-ja {
  margin: 0 0 8px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .16em;
}

.hero-copy .eyebrow {
  display: block;
  width: 100%;
  text-align: center;
}

.hero-copy h1 {
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(27px, 3vw, 42px);
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: .06em;
}

.hero-copy p {
  max-width: 700px;
  margin: 28px auto 0;
  color: #2a2a2a;
  font-size: clamp(16px, 1.55vw, 21px);
  font-weight: 700;
}

.hero-copy .eyebrow {
  max-width: none;
  margin: 0 auto 14px;
  color: var(--ink);
  font-size: 10px;
  letter-spacing: .16em;
}

.hero-actions {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-width: 220px;
  min-height: 58px;
  padding: 0 22px 0 26px;
  border: 1px solid var(--ink);
  background: var(--paper);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .08em;
}

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

.button b {
  font-size: 26px;
  font-weight: 400;
  line-height: 1;
}

.notice-strip {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.notice-strip div {
  min-height: 118px;
  padding: 24px 28px;
  border-left: 1px solid var(--line);
}

.notice-strip div:first-child {
  border-left: 0;
}

.notice-strip strong {
  display: block;
  margin-bottom: 8px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: 24px;
  letter-spacing: .08em;
}

.notice-strip span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.section {
  position: relative;
  padding: clamp(86px, 11vw, 160px) min(8vw, 100px);
  border-bottom: 1px solid var(--line);
}

.about-first-section {
  min-height: 440px;
  padding-top: 80px;
}

.section::before,
.page-hero::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: min(18vw, 260px);
  width: 1px;
  background: var(--line);
  content: "";
  display: none;
}

.section-inner,
.page-inner {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.page-hero .page-inner {
  transform: translateY(clamp(20px, 2.4vw, 34px));
}

.split {
  display: grid;
  grid-template-columns: minmax(170px, .5fr) minmax(0, 1fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
}

.business-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 5vw, 64px);
}

.section-title {
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(28px, 3vw, 46px);
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: .08em;
}

.lead {
  margin: 0;
  color: #252525;
  font-size: clamp(16px, 1.35vw, 19px);
  font-weight: 700;
  line-height: 2.15;
}

.body-copy {
  display: grid;
  gap: 22px;
}

.body-copy p {
  margin: 0;
  color: #333;
  line-height: 2.2;
}

.policy-content {
  display: grid;
  gap: 46px;
  color: #333;
}

.policy-block {
  display: grid;
  gap: 16px;
}

.policy-block h2 {
  margin: 0;
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.55;
  letter-spacing: .06em;
}

.policy-block p {
  margin: 0;
  line-height: 2.15;
}

.policy-block ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 1.25em;
  line-height: 2;
}

.policy-contact {
  display: grid;
  margin: 10px 0 0;
  border-top: 1px solid var(--line);
}

.policy-contact div {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.policy-contact dt {
  font-weight: 800;
}

.policy-contact dd {
  margin: 0;
}

.policy-contact a {
  border-bottom: 1px solid currentColor;
}

.policy-date {
  margin-top: 12px;
  font-weight: 800;
}

.two-up {
  display: grid;
  grid-template-columns: minmax(260px, .7fr) minmax(0, 1fr);
  gap: clamp(36px, 7vw, 100px);
  align-items: center;
}

.top-message-row {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 421px);
  gap: clamp(30px, 4vw, 60px);
}

.top-message-copy {
  max-width: 700px;
}

.top-message-copy .message-quote {
  font-size: clamp(26px, 2.55vw, 39px);
  line-height: 1.75;
  letter-spacing: .05em;
}

.top-message-copy .button {
  justify-self: start;
  min-width: min(100%, 260px);
}

.illustration {
  margin: 0;
  min-height: 360px;
  display: grid;
  place-items: center;
}

.illustration img[src$="representative-suzuki.jpg"] {
  width: min(100%, 520px);
  max-height: 640px;
  object-fit: cover;
  object-position: 50% 28%;
  border: 1px solid var(--line);
}

.top-message-photo img[src$="representative-suzuki.jpg"] {
  width: min(100%, 421px);
}

.top-message-photo {
  justify-items: end;
  transform: translateX(28px);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-card {
  min-height: 360px;
  padding: clamp(34px, 4vw, 52px);
  background: var(--paper);
}

.service-card .num {
  display: block;
  width: max-content;
  margin-bottom: 78px;
  background: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
}

.service-card h3 {
  margin: 0 0 12px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(25px, 2vw, 31px);
  line-height: 1.45;
  letter-spacing: .04em;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.service-card p {
  margin: 0;
  color: #444;
  font-size: 15px;
  line-height: 2.05;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.steps-visual {
  width: min(100%, 980px);
  margin: 0 auto;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 42px;
  background: var(--line);
  border: 1px solid var(--line);
}

.flow-grid-wide {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.flow-card {
  min-height: 250px;
  padding: 26px;
  background: var(--paper);
}

.flow-card b {
  display: inline-block;
  margin-bottom: 54px;
  background: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 21px;
  line-height: 1;
}

.flow-card h3 {
  margin: 0 0 12px;
  font-size: 18px;
  line-height: 1.5;
}

.flow-card p {
  margin: 0;
  color: #444;
  font-size: 14px;
}

.flow-title {
  white-space: nowrap;
}

.profile-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.profile-list > div {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 28px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.profile-list dt {
  font-weight: 800;
}

.profile-list dd {
  margin: 0;
  color: #333;
}

.about-profile-split {
  width: min(calc(100vw - var(--rail) - 40px), 1280px);
  grid-template-columns: minmax(190px, .34fr) minmax(0, 1fr);
  gap: clamp(42px, 4.5vw, 72px);
}

.about-profile-list > div {
  grid-template-columns: 124px minmax(0, 1fr);
  gap: 24px;
}

.address-line {
  display: inline-flex;
  align-items: baseline;
  gap: .75em;
  white-space: nowrap;
}

.address-label {
  display: inline-block;
  min-width: 6.4em;
}

.access-details {
  display: grid;
  gap: 44px;
}

.access-split {
  width: min(100%, 1280px);
  grid-template-columns: minmax(120px, .24fr) minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 56px);
}

.access-split .profile-list > div {
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 24px;
}

.map-grid {
  display: grid;
  gap: 34px;
}

.map-card {
  display: grid;
  gap: 10px;
}

.map-card p {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.map-card h3 {
  margin: 0 0 8px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1.5;
}

.map-card iframe {
  width: 100%;
  min-height: 360px;
  aspect-ratio: 16 / 7;
  border: 1px solid var(--line);
}

.office-map {
  margin-top: 24px;
}

.office-map iframe {
  width: 100%;
  min-height: 330px;
  aspect-ratio: 16 / 7;
  border: 1px solid var(--line);
}

.profile-service-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.profile-service-list li {
  font-weight: 400;
}

.logo-story {
  display: grid;
  gap: 24px;
  max-width: 820px;
}

.logo-story-mark {
  width: min(42vw, 220px);
}

.cycle-visual img {
  width: min(100%, 380px);
}

.message-quote {
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(26px, 3.6vw, 54px);
  line-height: 1.55;
  letter-spacing: .1em;
}

.message-page .message-quote {
  font-size: clamp(24px, 2.4vw, 36px);
  line-height: 1.7;
  letter-spacing: .05em;
}

.nowrap {
  white-space: nowrap;
}

.message-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .72fr);
  gap: clamp(40px, 6vw, 82px);
  align-items: stretch;
  width: min(100%, 1120px);
}

.message-text {
  display: flex;
  flex-direction: column;
  max-width: none;
  margin-left: 0;
}

.message-intro-title {
  margin: 0 0 12px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(24px, 2.25vw, 34px);
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: .04em;
}

.message-intro-title span {
  display: block;
  white-space: nowrap;
}

.message-photo {
  justify-content: end;
  align-items: stretch;
  height: 100%;
  min-height: auto;
  transform: translateX(-24px);
}

.message-photo img {
  width: min(100%, 540px);
  height: 100%;
  min-height: 880px;
  max-height: none;
  object-fit: cover;
  object-position: 50% 24%;
}

.representative-name {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 30px;
  color: var(--ink);
  line-height: 1.4;
  white-space: nowrap;
}

.message-page .representative-name {
  justify-content: flex-end;
  text-align: right;
}

.representative-name span {
  font-size: 15px;
  font-weight: 800;
}

.representative-name strong {
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(24px, 2.2vw, 34px);
  font-weight: 600;
  letter-spacing: .08em;
}

.contact-panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.contact-panel {
  min-height: 230px;
  padding: 30px;
  background: var(--paper);
}

.contact-panel h3 {
  margin: 0 0 18px;
  font-size: 23px;
}

.contact-panel p {
  margin: 0;
  color: #444;
}

.contact-form {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 0;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-width: 220px;
  min-height: 56px;
  padding: 0 20px 0 24px;
  border: 1px solid var(--ink);
  background: var(--paper);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.social-links a:first-child {
  background: var(--accent);
}

.form-row {
  display: grid;
  gap: 8px;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-check label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.form-check input {
  width: 18px;
  min-height: auto;
  accent-color: var(--accent);
}

.form-check a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

label {
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

input,
select {
  min-height: 52px;
  padding: 0 14px;
}

textarea {
  min-height: 180px;
  padding: 14px;
}

.page-hero {
  position: relative;
  min-height: 440px;
  padding: 80px min(8vw, 100px);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 850px;
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: .06em;
}

.page-hero p:not(.eyebrow) {
  max-width: 650px;
  margin: 24px 0 0;
  color: #333;
  font-weight: 700;
}

.page-word {
  position: absolute;
  top: 20px;
  right: 24px;
  writing-mode: vertical-rl;
  font-size: clamp(42px, 6vw, 86px);
  font-weight: 900;
  line-height: .9;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.cta-band {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  min-height: 260px;
  border-bottom: 1px solid var(--line);
}

.cta-band a {
  display: grid;
  align-content: center;
  padding: clamp(36px, 6vw, 64px);
  border-left: 1px solid var(--line);
}

.cta-band a:first-child {
  border-left: 0;
  background: var(--accent);
}

.cta-band span {
  margin-bottom: 12px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.cta-band strong {
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 600;
  line-height: 1.45;
}

.site-footer {
  margin-left: var(--rail);
  padding: 46px min(8vw, 100px);
  background: #fff;
  color: var(--ink);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.footer-inner img {
  width: 90px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
  color: #333;
  font-size: 12px;
}

.copyright {
  margin: 20px 0 0;
  color: #666;
  font-size: 11px;
}

@media (max-width: 980px) {
  :root {
    --rail: 0px;
  }

  .side-rail {
    position: sticky;
    top: 0;
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 12px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .rail-logo {
    width: 58px;
    margin: 0;
    flex: 0 0 auto;
  }

  .rail-nav {
    display: flex;
    overflow-x: auto;
    gap: 13px;
    white-space: nowrap;
  }

  .rail-nav a {
    padding: 4px 0;
  }

  .rail-nav a::before,
  .rail-contact {
    display: none;
  }

  .main,
  .site-footer {
    margin-left: 0;
  }

  .hero {
    min-height: auto;
    padding: 54px 20px 76px;
  }

  .hero-mark {
    width: min(52vw, 260px);
  }

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

  .notice-strip div {
    min-height: auto;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .section,
  .page-hero {
    padding-right: 20px;
    padding-left: 20px;
  }

  .section::before,
  .page-hero::before {
    display: none;
  }

  .split,
  .two-up,
  .cta-band {
    grid-template-columns: 1fr;
  }

  .top-message-photo {
    justify-items: start;
    transform: none;
  }

  .service-grid,
  .flow-grid,
  .contact-panels {
    grid-template-columns: 1fr;
  }

  .profile-list > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .about-profile-split {
    width: min(100%, var(--max));
  }

  .access-split {
    width: min(100%, var(--max));
  }

  .about-profile-list dd {
    font-size: inherit;
  }

  .address-line {
    display: inline;
    white-space: normal;
  }

  .address-label {
    min-width: 0;
  }

  .profile-service-list {
    grid-template-columns: 1fr;
  }

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

  .message-photo {
    justify-content: start;
    align-items: start;
    transform: none;
  }

  .message-photo img {
    height: auto;
    min-height: 0;
  }

  .policy-contact div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .footer-inner {
    display: grid;
  }
}

@media (max-width: 640px) {
  body {
    line-height: 1.85;
    letter-spacing: .02em;
  }

  .side-rail {
    gap: 8px;
    padding: 9px 10px;
  }

  .rail-logo {
    width: 42px;
  }

  .rail-nav {
    gap: 7px;
    font-size: 9px;
  }

  .hero {
    padding: 38px 18px 64px;
  }

  .vertical-word,
  .page-word {
    right: 10px;
    font-size: 42px;
    opacity: .12;
    pointer-events: none;
  }

  .hero-mark {
    width: min(48vw, 180px);
    margin-bottom: 22px;
  }

  .hero-copy h1 {
    font-size: 22px;
    line-height: 1.55;
    letter-spacing: .03em;
  }

  .hero-copy p {
    font-size: 15px;
  }

  .hero-actions,
  .social-links {
    display: grid;
    grid-template-columns: 1fr;
  }

  .button,
  .social-links a {
    width: 100%;
    min-width: 0;
  }

  .notice-strip div {
    padding: 18px;
  }

  .section,
  .page-hero {
    padding-top: 58px;
    padding-bottom: 58px;
  }

  .page-hero {
    min-height: 340px;
  }

  .page-hero h1 {
    font-size: 22px;
    line-height: 1.55;
    letter-spacing: .03em;
  }

  .section-title {
    font-size: 29px;
    letter-spacing: .04em;
  }

  .service-card,
  .flow-card,
  .contact-panel {
    min-height: auto;
    padding: 24px;
  }

  .map-card iframe {
    min-height: 260px;
    aspect-ratio: 1 / 1;
  }

  .office-map iframe {
    min-height: 260px;
    aspect-ratio: 1 / 1;
  }

  .service-card .num,
  .flow-card b {
    margin-bottom: 34px;
  }

  .profile-service-list {
    grid-template-columns: 1fr;
  }

  .representative-name {
    gap: 14px;
  }

  .representative-name strong {
    font-size: 24px;
  }

  .illustration {
    min-height: 260px;
  }

  .illustration img[src$="representative-suzuki.jpg"] {
    max-height: 520px;
  }

  .cta-band strong {
    font-size: 22px;
  }

  .site-footer {
    padding: 34px 20px;
  }
}