:root {
  --color-primary: #0b5ec7;
  --color-primary-dark: #073e82;
  --color-primary-soft: #eaf4ff;
  --color-primary-pale: #f5faff;
  --color-text: #1c2f43;
  --color-muted: #5b6c7c;
  --color-line: #d9e5f0;
  --color-white: #ffffff;
  --color-warning: #f5a623;
  --shadow-soft: 0 16px 45px rgba(9, 57, 107, .09);
  --shadow-button: 0 10px 24px rgba(11, 94, 199, .22);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --container: 1160px;
  --header-height: 82px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  color: var(--color-text);
  background: var(--color-white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

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

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: .7rem 1rem;
  color: #fff;
  background: var(--color-primary-dark);
  border-radius: 8px;
  transform: translateY(-160%);
  transition: transform .2s ease;
}

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

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

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.container-narrow {
  max-width: 980px;
}

.mobile-only {
  display: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-height);
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid rgba(193, 211, 226, .72);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-primary-dark);
  min-width: 0;
}

.brand-mark {
  width: 38px;
  flex: 0 0 38px;
  color: var(--color-primary);
}

.brand-text {
  display: grid;
  line-height: 1.35;
  min-width: 0;
}

.brand-text strong {
  font-size: clamp(.94rem, 1.6vw, 1.2rem);
  letter-spacing: .025em;
  white-space: nowrap;
}

.brand-text small {
  font-size: .78rem;
  font-weight: 700;
  color: #4f6477;
}

.global-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.2vw, 30px);
  font-size: .9rem;
  font-weight: 700;
  white-space: nowrap;
}

.global-nav a {
  position: relative;
  color: #34475b;
  text-decoration: none;
  transition: color .2s ease;
}

.global-nav > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -7px;
  height: 2px;
  background: var(--color-primary);
  transition: right .2s ease;
}

.global-nav > a:not(.nav-cta):hover,
.global-nav > a:not(.nav-cta):focus-visible {
  color: var(--color-primary);
}

.global-nav > a:not(.nav-cta):hover::after,
.global-nav > a:not(.nav-cta):focus-visible::after {
  right: 0;
}

.nav-cta {
  padding: 12px 18px;
  color: #fff !important;
  background: var(--color-primary);
  border-radius: 8px;
  box-shadow: 0 7px 18px rgba(11, 94, 199, .18);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: var(--color-primary-dark);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 10px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle-line {
  display: block;
  width: 25px;
  height: 2px;
  margin: 6px auto;
  background: var(--color-primary-dark);
  border-radius: 999px;
  transition: transform .25s ease, opacity .25s ease;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 77% 27%, rgba(122, 183, 241, .22), transparent 26%),
    linear-gradient(110deg, #f8fcff 0%, #e9f5ff 58%, #f7fbff 100%);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero::before {
  width: 330px;
  height: 330px;
  right: -180px;
  top: -180px;
  border: 1px solid rgba(112, 169, 225, .18);
}

.hero::after {
  width: 160px;
  height: 160px;
  left: -70px;
  bottom: -100px;
  background: rgba(255, 255, 255, .55);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(480px, 1.05fr);
  align-items: center;
  min-height: 600px;
  gap: 48px;
  padding-block: 76px 64px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  color: var(--color-primary);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .2em;
}

.hero h1 {
  margin: 0 0 22px;
  color: var(--color-primary-dark);
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  line-height: 1.18;
  letter-spacing: .02em;
}

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

.hero-lead {
  margin: 0 0 14px;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 700;
  line-height: 1.9;
}

.hero-note {
  max-width: 520px;
  margin: 0 0 34px;
  color: var(--color-muted);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 56px;
  padding: 14px 28px;
  border: 2px solid transparent;
  border-radius: 10px;
  font-weight: 800;
  line-height: 1.45;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}

.button-label {
  white-space: nowrap;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, #126cdb, #0752b4);
  box-shadow: var(--shadow-button);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: linear-gradient(135deg, #0752b4, #063f88);
  box-shadow: 0 14px 30px rgba(11, 94, 199, .3);
}

.button-outline {
  color: var(--color-primary);
  background: #fff;
  border-color: var(--color-primary);
}

.button-outline:hover,
.button-outline:focus-visible {
  color: #fff;
  background: var(--color-primary);
  box-shadow: var(--shadow-button);
}

.button-full {
  width: 100%;
}

.hero-visual {
  align-self: stretch;
  display: grid;
  place-items: center;
}

.hero-illustration {
  width: min(100%, 620px);
  filter: drop-shadow(0 18px 35px rgba(16, 78, 135, .06));
}

.section {
  padding-block: clamp(76px, 8vw, 118px);
}

.section-white {
  background: #fff;
}

.section-tint {
  background: var(--color-primary-pale);
}

.section-kicker-center,
.section-title-center {
  text-align: center;
}

.section-title {
  position: relative;
  margin: 0 0 28px;
  color: var(--color-primary-dark);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.45;
  letter-spacing: .04em;
}

.section-title::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  margin-top: 14px;
  background: var(--color-primary);
  border-radius: 999px;
}

.section-title-center::after {
  margin-inline: auto;
}

.about-grid {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  align-items: center;
  max-width: 980px;
  gap: 65px;
}

.section-icon {
  color: #688eaf;
}

.about-grid p:not(.section-kicker) {
  margin: 0 0 14px;
  color: #405266;
  font-size: 1.03rem;
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
  padding: 0;
  margin: 54px 0 0;
  list-style: none;
  counter-reset: step;
}

.flow-card {
  position: relative;
  min-height: 280px;
  padding: 45px 24px 30px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 28px rgba(20, 73, 119, .06);
}

.flow-card:not(:last-child)::after {
  content: "›";
  position: absolute;
  top: 50%;
  right: -22px;
  z-index: 2;
  color: var(--color-primary);
  font-size: 2.3rem;
  line-height: 1;
  transform: translateY(-50%);
}

.step-number {
  position: absolute;
  top: -20px;
  left: 50%;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #fff;
  background: var(--color-primary);
  border: 5px solid var(--color-primary-pale);
  border-radius: 50%;
  font-weight: 800;
  transform: translateX(-50%);
}

.flow-icon {
  display: block;
  width: 72px;
  margin: 0 auto 17px;
  color: #678eb0;
}

.flow-card h3 {
  margin: 0 0 10px;
  color: var(--color-primary-dark);
  font-size: 1.12rem;
}

.flow-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: .93rem;
  line-height: 1.75;
}

.caution-box {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  margin-top: 42px;
  padding: 30px 38px;
  background: #fffaf0;
  border: 1px solid #f0c678;
  border-radius: var(--radius-md);
}

.caution-icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 58px;
  color: #fff;
  background: var(--color-warning);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
  font-size: 1.65rem;
  font-weight: 900;
  padding-top: 14px;
}

.caution-box ul {
  margin: 0;
  padding-left: 1.4rem;
}

.caution-box li + li {
  margin-top: 5px;
}

.section-service {
  padding-top: 18px;
}

.service-card {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin-top: 42px;
  padding: 30px 34px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.service-icon {
  display: grid;
  place-items: center;
  width: 82px;
  height: 82px;
  padding: 14px;
  color: #4d91d4;
  background: var(--color-primary-soft);
  border-radius: 50%;
}

.service-copy h3 {
  margin: 0 0 5px;
  color: var(--color-primary-dark);
  font-size: 1.35rem;
}

.service-copy p {
  margin: 0;
  color: var(--color-muted);
}

.clinic-card {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(250px, .75fr);
  overflow: hidden;
  margin-top: 42px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.clinic-data {
  margin: 0;
}

.clinic-data > div {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  min-height: 72px;
  border-bottom: 1px solid var(--color-line);
}

.clinic-data > div:last-child {
  border-bottom: 0;
}

.clinic-data dt,
.clinic-data dd {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 16px 22px;
}

.clinic-data dt {
  justify-content: center;
  color: var(--color-primary-dark);
  background: #f6faff;
  border-right: 1px solid var(--color-line);
  font-weight: 800;
  text-align: center;
}

.clinic-data dd {
  color: #33495e;
}

.clinic-data a {
  color: var(--color-primary);
  font-weight: 700;
  text-decoration: none;
}

.clinic-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
  padding: 32px;
  border-left: 1px solid var(--color-line);
}

.clinic-side .button {
  min-width: 0;
}

.clinic-building {
  padding: 14px;
  background: linear-gradient(180deg, #f8fbfe, #eef6fc);
  border-radius: 14px;
}

.site-footer {
  padding-block: 42px 35px;
  color: #567087;
  background: #eaf4fd;
  border-top: 1px solid #d6e6f3;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 0;
  margin-bottom: 18px;
}

.footer-nav a {
  padding-inline: 22px;
  color: var(--color-primary);
  font-size: .9rem;
  text-decoration: none;
  border-right: 1px solid #aac7df;
}

.footer-nav a:last-child {
  border-right: 0;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  text-decoration: underline;
}

.copyright {
  margin: 0;
  font-size: .8rem;
  text-align: center;
}

:focus-visible {
  outline: 3px solid rgba(11, 94, 199, .35);
  outline-offset: 4px;
}

@media (max-width: 1080px) {
  :root {
    --header-height: 72px;
  }

  .container {
    width: min(calc(100% - 40px), var(--container));
  }

  .brand-text strong {
    font-size: .96rem;
  }

  .global-nav {
    gap: 14px;
    font-size: .82rem;
  }

  .nav-cta {
    padding: 10px 13px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr);
    min-height: 540px;
    gap: 24px;
  }

  .flow-list {
    gap: 18px;
  }

  .flow-card {
    padding-inline: 17px;
  }

  .flow-card:not(:last-child)::after {
    right: -16px;
  }
}

@media (max-width: 900px) {
  body.nav-open {
    overflow: hidden;
  }

  .menu-toggle {
    display: block;
    position: relative;
    z-index: 102;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .global-nav {
    position: fixed;
    inset: var(--header-height) 0 auto;
    z-index: 101;
    display: grid;
    gap: 0;
    max-height: calc(100dvh - var(--header-height));
    padding: 14px 20px 28px;
    overflow: auto;
    background: rgba(255, 255, 255, .99);
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 20px 30px rgba(18, 57, 91, .12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity .2s ease, visibility .2s ease, transform .2s ease;
  }

  .global-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .global-nav a {
    display: block;
    padding: 17px 8px;
    border-bottom: 1px solid #e5edf5;
  }

  .global-nav > a:not(.nav-cta)::after {
    display: none;
  }

  .global-nav .nav-cta {
    margin-top: 15px;
    padding: 15px;
    text-align: center;
    border: 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-block: 70px 50px;
    text-align: center;
  }

  .hero-copy {
    max-width: 680px;
    margin-inline: auto;
  }

  .hero-note {
    margin-inline: auto;
  }

  .hero-visual {
    max-width: 640px;
    margin-inline: auto;
  }

  .about-grid {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 38px;
  }

  .flow-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 44px 24px;
  }

  .flow-card:not(:last-child)::after {
    display: none;
  }

  .service-card {
    grid-template-columns: 82px minmax(0, 1fr);
  }

  .service-card .button {
    grid-column: 1 / -1;
    width: 100%;
  }

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

  .clinic-side {
    border-top: 1px solid var(--color-line);
    border-left: 0;
  }

  .clinic-building {
    max-width: 340px;
    margin-inline: auto;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 66px;
  }

  body {
    font-size: 15px;
    line-height: 1.8;
  }

  .container {
    width: min(calc(100% - 30px), var(--container));
  }

  .mobile-only {
    display: block;
  }

  .brand {
    gap: 8px;
  }

  .brand-mark {
    width: 31px;
    flex-basis: 31px;
  }

  .brand-text strong {
    max-width: calc(100vw - 108px);
    overflow: hidden;
    font-size: .78rem;
    text-overflow: ellipsis;
  }

  .brand-text small {
    font-size: .68rem;
  }

  .hero-grid {
    gap: 22px;
    padding-block: 48px 42px;
  }

  .eyebrow {
    font-size: .65rem;
    letter-spacing: .13em;
  }

  .hero h1 {
    margin-bottom: 18px;
    font-size: clamp(1.95rem, 10vw, 3rem);
    line-height: 1.15;
    letter-spacing: .01em;
  }

  .hero-lead {
    font-size: 1rem;
    line-height: 1.85;
  }

  .hero-note {
    margin-bottom: 25px;
    font-size: .88rem;
  }

  .button {
    width: 100%;
    min-height: 54px;
    padding-inline: 16px;
    gap: 10px;
    font-size: .9rem;
  }

  .hero-illustration {
    width: 100%;
  }

  .section {
    padding-block: 68px;
  }

  .section-title {
    margin-bottom: 24px;
    font-size: 1.62rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .section-icon {
    width: 110px;
    margin-inline: auto;
  }

  .about-grid > div:last-child {
    text-align: left;
  }

  .about-grid .section-kicker,
  .about-grid .section-title {
    text-align: center;
  }

  .about-grid .section-title::after {
    margin-inline: auto;
  }

  .about-grid p:not(.section-kicker) {
    font-size: .96rem;
  }

  .flow-list {
    grid-template-columns: 1fr;
    gap: 42px;
    margin-top: 48px;
  }

  .flow-card {
    min-height: 0;
    padding: 38px 24px 26px;
  }

  .flow-icon {
    width: 65px;
  }

  .caution-box {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 26px 20px;
  }

  .caution-icon {
    width: 54px;
    height: 49px;
    margin-inline: auto;
    font-size: 1.35rem;
    padding-top: 12px;
  }

  .caution-box ul {
    padding-left: 1.2rem;
    font-size: .92rem;
  }

  .section-service {
    padding-top: 8px;
  }

  .service-card {
    grid-template-columns: 1fr;
    padding: 28px 22px;
    text-align: center;
  }

  .service-icon {
    margin-inline: auto;
  }

  .service-copy h3 {
    font-size: 1.2rem;
  }

  .clinic-data > div {
    grid-template-columns: 1fr;
  }

  .clinic-data dt,
  .clinic-data dd {
    justify-content: flex-start;
    min-height: 0;
    padding: 12px 18px;
    text-align: left;
  }

  .clinic-data dt {
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .clinic-data dd {
    padding-block: 14px 17px;
  }

  .clinic-side {
    padding: 25px 20px;
  }

  .footer-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    text-align: center;
  }

  .footer-nav a {
    padding: 9px 10px;
    border-right: 0;
  }

  .copyright {
    line-height: 1.65;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 390px) {
  .clinic-side .button {
    font-size: .86rem;
  }
}