:root {
  --bg: #e6e0dc;
  --cream: #fffdf2;
  --cream-2: #f8f5e9;
  --ink: #241411;
  --text: #4b403d;
  --muted: #6f7080;
  --gold: #b6a204;
  --gold-deep: #9a8500;
  --line: rgba(36, 20, 17, 0.18);
  --white: #ffffff;
  --shadow: 0 22px 70px rgba(36, 20, 17, 0.1);
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  line-height: 2;
  letter-spacing: 0.035em;
}

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

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

p {
  margin: 0;
}

p + p {
  margin-top: 24px;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: 0.05em;
}

h1 {
  color: #656776;
  font-size: clamp(30px, 4.3vw, 56px);
  font-weight: 500;
}


h1 span {
  display: block;
}

h1,
h2,
h3,
.section-label,
.hero-lead,
.position-box,
.copy-block p,
.faq-list summary {
  overflow-wrap: anywhere;
}

h2 {
  color: var(--ink);
  font-size: clamp(28px, 3.7vw, 46px);
}

h3 {
  font-size: clamp(20px, 2vw, 27px);
}

.container,
.container-wide,
.container-narrow {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.container-wide {
  width: min(1380px, calc(100% - 32px));
}

.container-narrow {
  width: min(850px, calc(100% - 44px));
}

.center {
  text-align: center;
}

.skip-link {
  position: absolute;
  top: -80px;
  left: 16px;
  z-index: 30;
  padding: 8px 12px;
  background: var(--ink);
  color: var(--white);
}

.skip-link:focus {
  top: 12px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 146px;
  padding: 34px clamp(30px, 6vw, 92px);
  background: var(--bg);
}

.brand {
  display: grid;
  min-width: 220px;
  color: var(--gold);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  line-height: 1.08;
  text-align: left;
}

.brand__eyebrow {
  font-size: 13px;
  font-weight: 600;
}

.brand__name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(18px, 2.2vw, 32px);
  width: 100%;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 14px;
  white-space: nowrap;
}

.site-nav a {
  color: var(--ink);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--gold-deep);
}

.site-nav__cta {
  margin-left: auto;
  padding: 16px 30px;
  border-radius: 4px;
  background: var(--white);
  box-shadow: 0 8px 20px rgba(36, 20, 17, 0.06);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 20px !important;
  font-weight: 800;
}

.hero {
  padding-bottom: 72px;
  background: var(--bg);
}

.hero-media {
  position: relative;
  overflow: hidden;
  min-height: 560px;
  background: #8c8a85;
}

.hero-media img {
  width: 100%;
  height: 640px;
  object-fit: cover;
  object-position: center 46%;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(36, 20, 17, 0.02), rgba(36, 20, 17, 0.26));
}

.hero-media__label {
  position: absolute;
  right: clamp(24px, 6vw, 92px);
  bottom: clamp(24px, 5vw, 62px);
  z-index: 1;
  display: grid;
  justify-items: center;
  min-width: 200px;
  padding: 24px 34px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  background: rgba(255, 253, 242, 0.8);
  backdrop-filter: blur(8px);
}

.hero-media__label span {
  color: var(--gold-deep);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.hero-media__label strong {
  color: var(--ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 76px;
  line-height: 1;
}

.hero-copy {
  padding-top: 82px;
}

.section-label,
.mini-label {
  margin: 0 0 14px;
  color: var(--gold);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.hero-lead {
  max-width: 730px;
  margin: 28px auto 0;
  color: var(--muted);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: clamp(17px, 1.7vw, 23px);
  line-height: 2.05;
}

.position-box {
  max-width: 760px;
  margin: 34px auto 0;
  padding: 20px 24px;
  border-top: 1px solid rgba(182, 162, 4, 0.55);
  border-bottom: 1px solid rgba(182, 162, 4, 0.55);
  color: var(--ink);
  font-weight: 700;
}

.hero-actions,
.center-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  padding: 14px 34px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, color 0.18s ease, background 0.18s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(36, 20, 17, 0.12);
}

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

.btn--outline {
  border-color: var(--line);
  background: transparent;
  color: var(--ink);
}

.section {
  padding: clamp(78px, 10vw, 132px) 0;
}

.concept,
.program,
.faq {
  background: var(--cream);
}

.concept p {
  color: var(--text);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 17px;
  line-height: 2.25;
}

.rule {
  width: 280px;
  height: 1px;
  margin: 42px auto;
  background: var(--ink);
  opacity: 0.7;
}

.split {
  display: grid;
  grid-template-columns: minmax(320px, 0.94fr) minmax(0, 1.06fr);
  gap: clamp(42px, 7vw, 92px);
  align-items: center;
}

.split--reverse {
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
}

.copy-block,
.image-card,
.split > * {
  min-width: 0;
}

.copy-block p:not(.section-label):not(.mini-label) {
  color: var(--text);
}

.image-card {
  margin: 0;
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
}

.image-card img {
  width: 100%;
  height: 540px;
  object-fit: cover;
}

.image-card--tall img {
  object-position: 52% center;
}

.image-card figcaption {
  padding: 14px 18px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.three-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 34px;
}

.three-points article,
.duo-grid article,
.program-grid article,
.flow-list article,
.plan-grid article,
.faq-list details {
  background: rgba(255, 253, 242, 0.82);
  border: 1px solid var(--line);
  box-shadow: 0 14px 34px rgba(36, 20, 17, 0.06);
}

.three-points article {
  padding: 22px 18px;
}

.three-points span,
.flow-list span,
.plan-grid span {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--gold-deep);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-weight: 700;
}

.three-points strong {
  display: block;
  color: var(--ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 18px;
}

.three-points p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.warm-flow,
.recommend,
.stay,
.reserve {
  background: var(--bg);
}

.section-heading {
  max-width: 850px;
  margin: 0 auto 46px;
}

.section-heading > p:not(.section-label) {
  margin-top: 18px;
  color: var(--text);
}

.duo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.duo-grid article {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  overflow: hidden;
  background: var(--cream-2);
}

.duo-grid img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.duo-grid div {
  padding: clamp(28px, 4vw, 46px);
}

.duo-grid p:not(.mini-label) {
  margin-top: 14px;
  color: var(--text);
}

.program-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

.program-grid article {
  padding: 28px 18px 26px;
  text-align: center;
  background: var(--cream-2);
}

.program-grid article.is-active {
  border-color: rgba(182, 162, 4, 0.7);
  background: #fff8d8;
}

.program-grid span {
  display: block;
  color: var(--gold);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 54px;
  line-height: 1;
}

.program-grid h3 {
  margin-top: 16px;
  font-size: 18px;
}

.program-grid p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.gallery {
  background: var(--cream-2);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 18px;
}

.gallery-grid figure {
  margin: 0;
  overflow: hidden;
  background: var(--bg);
}

.gallery-grid img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.gallery-grid figure:nth-child(2) img {
  object-position: 50% 42%;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 16px 18px 16px 42px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 16px;
}

.check-list li::before {
  content: "◎";
  position: absolute;
  left: 4px;
  color: var(--gold-deep);
}

.flow {
  background: var(--cream-2);
}

.flow-list,
.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.flow-list article,
.plan-grid article {
  padding: 28px 22px;
}

.flow-list h3,
.plan-grid h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.flow-list p,
.plan-grid p {
  color: var(--text);
  font-size: 15px;
  line-height: 1.9;
}

.plan-grid article {
  display: flex;
  flex-direction: column;
  background: var(--cream);
}

.plan-grid a {
  margin-top: auto;
  padding-top: 24px;
  color: var(--gold-deep);
  font-weight: 800;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 34px;
}

.faq-list details {
  background: var(--cream-2);
}

.faq-list summary {
  cursor: pointer;
  padding: 22px 26px;
  font-weight: 700;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--gold-deep);
  font-size: 22px;
  line-height: 1;
}

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

.faq-list p {
  padding: 0 26px 24px;
  color: var(--text);
}

.reserve p:not(.section-label) {
  color: var(--text);
}

.notice {
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted) !important;
  font-size: 13px;
  line-height: 1.9;
}

.site-footer {
  padding: 54px 0;
  background: var(--cream);
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
  gap: 30px;
  align-items: start;
}

.site-footer span,
.site-footer strong {
  display: block;
  color: var(--gold);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  line-height: 1.2;
}

.site-footer span {
  font-size: 13px;
  font-weight: 700;
}

.site-footer strong {
  font-size: 22px;
}

.site-footer address {
  margin: 0;
  color: var(--text);
  font-style: normal;
  line-height: 2;
}

.site-footer a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (max-width: 1120px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    min-height: auto;
  }

  .site-nav {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .site-nav__cta {
    margin-left: 0;
  }

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

  .program-grid,
  .flow-list,
  .plan-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 720px) {
  body {
    line-height: 1.9;
  }

  .site-header {
    padding: 34px 20px 22px;
    text-align: center;
  }

  .brand {
    width: 100%;
    text-align: center;
  }

  .brand__eyebrow {
    font-size: 12px;
  }

  .brand__name {
    font-size: 20px;
  }

  .site-nav {
    display: none;
  }

  .hero-media,
  .hero-media img {
    min-height: 330px;
    height: 330px;
  }

  .hero-media img {
    object-position: 46% 50%;
  }

  .hero-media__label {
    right: 18px;
    bottom: 18px;
    width: 132px;
    min-width: 0;
    padding: 14px 12px;
  }

  .hero-media__label span {
    max-width: 100%;
    font-size: 9px;
    line-height: 1.35;
    text-align: center;
    overflow-wrap: anywhere;
  }

  .hero-media__label strong {
    font-size: 48px;
  }

  .hero-copy {
    padding-top: 54px;
  }

  h1 {
    font-size: 29px;
  }

  h2 {
    font-size: 28px;
  }

  .hero-actions,
  .center-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .section {
    padding: 76px 0;
  }

  .rule {
    width: 180px;
    margin: 30px auto;
  }

  .image-card img {
    height: 330px;
  }

  .three-points,
  .program-grid,
  .flow-list,
  .plan-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .duo-grid article {
    grid-template-columns: 1fr;
  }

  .duo-grid img,
  .gallery-grid img {
    height: 300px;
    min-height: auto;
  }
}


/* robust mobile overflow guards */
html, body, main {
  width: 100%;
  max-width: 100vw;
}

.container, .container-wide, .container-narrow, section {
  max-width: 100vw;
}

@media (max-width: 720px) {
  .container, .container-wide, .container-narrow {
    width: calc(100% - 32px);
  }

  .hero-media__label {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }

  .section-label {
    line-height: 1.45;
    text-align: center;
  }

  .position-box {
    padding-inline: 14px;
  }
}

@media (min-width: 721px) {
  .brand {
    min-width: 292px;
  }

  .brand__name {
    white-space: nowrap;
  }

  h1 span {
    display: inline;
  }

  h1 span:nth-child(2)::after,
  h1 span:nth-child(4)::after {
    content: "";
    display: block;
  }
}