:root {
  --navy: #111830;
  --navy-soft: #1c2440;
  --gold: #b09a77;
  --gold-dark: #9c8a6e;
  --bg: #f8f7fc;
  --cream: #faf7ef;
  --border: #ecebf1;
  --text: #111830;
  --muted: #5a5f73;
  --danger: #e11c1c;
  --white: #fff;
  --max: 1100px;
  --font-serif: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "HG Mincho E", "MS PMincho", serif;
  --font-sans: "Yu Gothic", "YuGothic", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(ellipse at top, rgba(176, 154, 119, 0.12), transparent 55%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 220px);
  font-family: var(--font-sans);
  line-height: 1.7;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

a {
  color: var(--navy);
  text-decoration: none;
}

a:hover {
  color: var(--gold-dark);
}

.container {
  width: min(100% - 32px, var(--max));
  margin-inline: auto;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 78px;
}

.site-logo img {
  display: block;
  width: auto;
  height: 44px;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle img {
  width: 28px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
  justify-content: flex-end;
}

.main-nav,
.contact-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a,
.contact-nav a {
  display: block;
  padding: 8px 10px;
  text-align: center;
  font-size: 12px;
  line-height: 1.35;
  color: var(--navy);
}

.main-nav a span,
.contact-nav a span {
  font-family: var(--font-serif);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold-dark);
}

.nav-item.is-active > a,
.main-nav a:hover {
  color: var(--gold-dark);
}

.contact-nav .tel a {
  background: var(--navy);
  color: var(--white);
  border-radius: 2px;
  min-width: 150px;
}

.contact-nav .tel a span {
  color: rgba(255, 255, 255, 0.75);
}

.contact-nav .web a {
  background: var(--gold);
  color: var(--white);
  border-radius: 2px;
  min-width: 150px;
}

.contact-nav .web a span {
  color: rgba(255, 255, 255, 0.85);
}

.contact-nav img {
  width: 12px;
  height: auto;
}

.sp-extra-nav {
  display: none;
}

/* Hero / page */
.hero {
  position: relative;
  min-height: min(68vh, 560px);
  display: flex;
  align-items: flex-end;
  background:
    linear-gradient(180deg, rgba(17, 24, 48, 0.15), rgba(17, 24, 48, 0.62)),
    url("/assets/img/mv.png") center / cover no-repeat;
  color: var(--white);
}

.hero-inner {
  width: min(100% - 32px, var(--max));
  margin: 0 auto 48px;
  animation: rise 0.8s ease both;
}

.hero-brand {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: 0.08em;
  margin: 0 0 10px;
}

.hero-lead {
  margin: 0 0 22px;
  max-width: 36em;
  font-size: 15px;
  opacity: 0.92;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  font-size: 14px;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

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

.btn-primary {
  background: var(--gold);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--gold-dark);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--white);
}

.page-header {
  padding: 36px 0 12px;
}

.page-header h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  letter-spacing: 0.04em;
  font-weight: 500;
}

.page-header .lead {
  margin: 10px 0 0;
  color: var(--muted);
}

.notice {
  background: var(--cream);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.notice h2 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
}

.notice .red {
  color: var(--danger);
}

.site-main {
  padding: 28px 0 64px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin: 0 0 8px;
  text-align: center;
}

.section-title span {
  display: block;
  margin-top: 6px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0;
}

.section {
  margin: 48px 0;
}

.menu-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
}

.menu-card {
  flex: 1 1 calc(25% - 16px);
  min-width: 200px;
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: var(--white);
  min-height: 220px;
}

.menu-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  transition: transform 0.45s ease, opacity 0.45s ease;
}

.menu-card:hover img {
  transform: scale(1.05);
  opacity: 0.35;
}

.menu-card-body {
  position: relative;
  z-index: 1;
  padding: 20px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.menu-card dt {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-bottom: 8px;
}

.menu-card dd {
  margin: 0;
  font-size: 13px;
  opacity: 0.9;
}

.menu-card .more {
  margin-top: 12px;
}

.menu-card .more a {
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
}

.banner-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 28px 0;
}

.banner-stack a,
.banner-stack p {
  margin: 0;
  display: block;
}

.campaign-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 24px 0;
}

.campaign-row a {
  flex: 1 1 280px;
}

.content-block,
.page-content,
.romlicontainer {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  padding: 28px 24px;
}

.page-content h2,
.page-content h3,
.romlicontainer h2,
.romlicontainer h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: 0.03em;
}

.page-content table,
.romlicontainer table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

.page-content th,
.page-content td,
.romlicontainer th,
.romlicontainer td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  vertical-align: top;
}

.page-content th,
.romlicontainer th {
  background: var(--cream);
}

.page-content img,
.romlicontainer img {
  display: block;
  margin: 12px 0;
}

.doctor-wrap,
.concept-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin: 28px 0;
  align-items: flex-start;
}

.doctor-wrap .imageWrap,
.concept-wrap .imageWrap {
  flex: 0 1 260px;
}

.doctor-wrap .txtWrap,
.concept-wrap .txtWrap {
  flex: 1 1 320px;
}

/* Blog list */
.blog-container {
  margin-top: 12px;
}

.blog-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.blog-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 18px 20px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.blog-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.blog-title {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
}

.blog-preview {
  color: var(--muted);
  font-size: 14px;
}

.blog-preview p {
  margin: 0;
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.88);
  padding: 48px 0 96px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.88);
}

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

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.footer-brand {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
}

.footer-tel a,
.footer-web a {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 13px;
}

.footer-menus {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 24px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 120px;
  font-size: 13px;
}

.footer-parent {
  font-family: var(--font-serif);
  margin-bottom: 4px;
  color: var(--gold) !important;
}

.footer-utility {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 13px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-sns {
  display: flex;
  gap: 12px;
  align-items: center;
}

.footer-sns img {
  width: 28px;
  height: auto;
  opacity: 0.85;
}

.copyright {
  margin: 0;
  font-size: 12px;
  opacity: 0.7;
}

.sp-footer-contact {
  display: none;
}

.romlidata {
  margin-top: 24px;
}

.page-content .pageTitle,
.page-content .sectionTtl,
.page-content .pageSubTitle {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.page-content .pageMain {
  margin: 0;
}

.page-content .menuItemList,
.menuItemList {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-content .menuItem,
.menuItem {
  position: relative;
  flex: 1 1 220px;
  min-height: 200px;
  overflow: hidden;
  background: var(--navy);
  color: #fff;
}

.page-content .menuItem img,
.menuItem .menuImg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-content .menuItem dl,
.menuItem dl {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 18px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.page-content .doctorWrap,
.page-content .conceptWrap,
.doctorWrap,
.conceptWrap {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin: 24px 0;
}

.page-content .importantNews,
.importantNews,
.notice-box {
  background: var(--cream);
  border: 1px solid var(--border);
  padding: 16px 18px;
  margin-bottom: 20px;
}

.page-content .red,
.red {
  color: var(--danger);
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 20px;
    gap: 12px;
    max-height: calc(100vh - 78px);
    overflow: auto;
  }

  .site-nav.is-open {
    display: flex;
  }

  .main-nav,
  .contact-nav {
    flex-direction: column;
    align-items: stretch;
  }

  .main-nav a,
  .contact-nav a {
    text-align: left;
    padding: 12px 8px;
    border-bottom: 1px solid var(--border);
  }

  .sp-extra-nav {
    display: block;
    padding-top: 8px;
  }

  .sp-extra-nav > a {
    display: block;
    padding: 10px 8px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
  }

  .sp-treatment-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
  }

  .sp-treatment-grid a {
    flex: 1 1 calc(50% - 8px);
    background: var(--cream);
    padding: 12px;
    text-align: center;
    font-size: 13px;
  }

  .menu-card {
    flex: 1 1 calc(50% - 16px);
  }

  .sp-footer-contact {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
  }

  .sp-footer-contact a {
    flex: 1;
    text-align: center;
    padding: 10px 8px;
    color: var(--white);
    font-size: 12px;
    line-height: 1.35;
  }

  .sp-footer-contact .tel {
    background: var(--navy);
  }

  .sp-footer-contact .web {
    background: var(--gold);
  }

  body.nav-open {
    overflow: hidden;
  }
}

@media (max-width: 640px) {
  .menu-card {
    flex: 1 1 100%;
  }

  .hero {
    min-height: 52vh;
  }

  .content-block,
  .page-content,
  .romlicontainer {
    padding: 20px 16px;
  }
}