:root {
  color-scheme: light;
  --ink: #102434;
  --muted: #657785;
  --line: #e0d8c6;
  --sea: #0b7698;
  --sea-deep: #08384f;
  --sky: #edf7f8;
  --foam: #fbfaf7;
  --white: #ffffff;
  --accent: #a22c21;
  --gold: #b99653;
  --gold-soft: #eadfc7;
  --shadow: 0 24px 70px rgba(12, 45, 58, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", system-ui, sans-serif;
  background: linear-gradient(180deg, #fbfaf7 0%, #f3f8f8 100%);
  line-height: 1.75;
  overflow-x: hidden;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 16px clamp(20px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(185, 150, 83, 0.28);
  box-shadow: 0 12px 34px rgba(8, 56, 79, 0.06);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: 116px;
  height: auto;
}

/* ロゴ未定のためのプレースホルダ（ロゴ確定後に <img> へ差し替え） */
.logo-placeholder {
  display: inline-block;
  border: 1px dashed rgba(0, 0, 0, 0.18);
  border-radius: 4px;
  background: transparent;
}
.logo-header  { width: 116px; height: 36px; }
.logo-profile { width: 176px; height: 56px; margin-bottom: 28px; }
.logo-footer  { width: 92px;  height: 28px; }

.nav-cta {
  padding: 8px 16px;
  border: 1px solid currentColor;
  border-radius: 999px;
}

.site-nav {
  display: flex;
  gap: clamp(18px, 3vw, 34px);
  align-items: center;
  color: #173a4d;
  font-family: Georgia, "Times New Roman", "Hiragino Mincho ProN", "Yu Mincho", YuMincho, serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.site-nav a {
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  border-color: var(--gold);
  outline: none;
}

.hero {
  position: relative;
  min-height: 92svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 132px clamp(22px, 6vw, 82px) 86px;
  background: #eef6f8;
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  background-position: center;
  background-size: cover;
  transform: scale(1.01);
  transform-origin: center;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.74) 42%, rgba(255, 255, 255, 0.18) 70%),
    linear-gradient(180deg, rgba(8, 56, 79, 0.12) 0%, rgba(8, 56, 79, 0) 26%),
    linear-gradient(0deg, rgba(251, 250, 247, 0.98) 0%, rgba(251, 250, 247, 0) 30%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1040px;
  padding-left: clamp(0px, 1vw, 10px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.18;
}

h1 {
  max-width: 1040px;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, "Noto Serif JP", Georgia, serif;
  font-size: clamp(42px, 4.8vw, 68px);
  font-weight: 700;
  letter-spacing: 0.03em;
  overflow-wrap: anywhere;
}

h2 {
  font-family: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, "Noto Serif JP", Georgia, serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
}

.lead {
  max-width: 760px;
  margin: 26px 0 0;
  color: #234454;
  font-size: clamp(17px, 1.75vw, 21px);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 20px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, #08384f 0%, #0b6079 100%);
  box-shadow: 0 14px 34px rgba(8, 56, 79, 0.24);
}

.button.secondary {
  color: #173a4d;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(185, 150, 83, 0.46);
}

.section-band {
  background:
    linear-gradient(180deg, var(--foam), var(--white) 52%, #eef7f8);
}

.section-inner {
  width: min(1120px, calc(100% - 44px));
  margin: 0 auto;
}

.intro {
  padding: clamp(62px, 8vw, 110px) 0;
}

.intro-grid {
  display: block;
}

.intro-copy {
  max-width: 1020px;
}

.intro h2 {
  max-width: 900px;
}

.intro-body {
  max-width: 920px;
  margin-top: 30px;
  padding-left: 28px;
  border-left: 2px solid rgba(185, 150, 83, 0.44);
}

.intro-body p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 2;
}

.intro-body p + p {
  margin-top: 18px;
}

.location {
  position: relative;
  overflow: hidden;
  padding: clamp(66px, 8vw, 112px) 0;
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(8, 32, 49, 0.92), rgba(8, 56, 79, 0.74)),
    url("images/nakanoshima_view.webp") center / cover;
}

.location::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(8, 32, 49, 0.12));
}

.location-inner {
  position: relative;
  z-index: 1;
  max-width: 920px;
}

.location h2,
.location p {
  max-width: 780px;
}

.location .section-kicker {
  color: var(--gold-soft);
}

.location p {
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 17px;
}

.location-points {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 0;
  margin: 32px 0 0;
  list-style: none;
}

.location-points li {
  padding: 8px 14px;
  color: #f8efd8;
  border: 1px solid rgba(234, 223, 199, 0.42);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 14px;
  font-weight: 700;
}

.greeting {
  padding: clamp(64px, 8vw, 104px) 0;
  background:
    linear-gradient(180deg, #fbfaf7 0%, #f5f0e6 100%);
}

.greeting-inner {
  max-width: 980px;
}

.greeting h2 {
  position: relative;
  padding-bottom: 18px;
}

.greeting h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 44px;
  height: 2px;
  background: var(--gold);
}

.greeting-copy {
  margin-top: 34px;
  padding: clamp(28px, 4vw, 42px);
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(185, 150, 83, 0.24);
  box-shadow: 0 18px 54px rgba(86, 68, 42, 0.08);
}

.greeting-copy p {
  margin: 0;
  color: #344c58;
  font-size: 16px;
  line-height: 2;
}

.greeting-copy p + p {
  margin-top: 18px;
}

.greeting-copy .signature {
  margin-top: 26px;
  color: var(--ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, "Noto Serif JP", Georgia, serif;
  font-size: 18px;
  font-weight: 700;
  text-align: right;
}

.overview {
  padding: clamp(64px, 8vw, 112px) 0;
  background:
    linear-gradient(180deg, rgba(251, 250, 247, 0.86), rgba(255, 255, 255, 0.96)),
    url("images/osaka_bay_view.webp") center / cover fixed;
}

.overview-heading {
  margin-bottom: 32px;
}

.profile-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.profile-panel,
.profile-table {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(185, 150, 83, 0.26);
  box-shadow: var(--shadow);
}

.profile-panel {
  min-height: 100%;
  padding: 28px;
  border-radius: 8px;
}

.profile-logo {
  width: 176px;
  margin-bottom: 28px;
}

.profile-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.profile-table {
  width: 100%;
  border-spacing: 0;
  border-radius: 8px;
  overflow: hidden;
}

.profile-table th,
.profile-table td {
  padding: 20px 24px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.profile-table tr:last-child th,
.profile-table tr:last-child td {
  border-bottom: 0;
}

.profile-table th {
  width: 180px;
  color: #173a4d;
  background: rgba(234, 223, 199, 0.34);
  font-size: 14px;
  font-weight: 800;
}

.profile-table td {
  color: #203b49;
  background: rgba(255, 255, 255, 0.78);
  font-size: 16px;
  font-weight: 600;
}

.profile-table span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.reserve-cta {
  padding: clamp(56px, 9vw, 112px) 0;
  background: var(--sky);
  text-align: center;
}
.reserve-inner h2 { margin: 8px 0 16px; }
.reserve-inner p { margin: 0 0 28px; color: var(--muted); }

.site-footer {
  padding: 28px 0;
  background: #ffffff;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  color: var(--muted);
  font-size: 13px;
}

.footer-inner img {
  width: 92px;
}

.footer-inner p {
  margin: 0;
}

@media (max-width: 820px) {
  .site-header {
    min-height: 68px;
    padding: 12px 18px;
  }

  .brand img {
    width: 88px;
  }
  .logo-header { width: 88px; height: 28px; }

  .site-nav {
    gap: 14px;
    font-size: 13px;
  }

  .hero {
    min-height: 88svh;
    padding: 112px 22px 66px;
    align-items: end;
  }

  .hero-media {
    background-position: 68% center;
    transform: scale(1.04);
  }

  .hero-shade {
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.34) 0%, rgba(255, 255, 255, 0.88) 54%, rgba(251, 250, 247, 0.98) 100%);
  }

  h1 {
    font-size: clamp(34px, 9.5vw, 42px);
  }

  .lead {
    font-size: 16px;
    overflow-wrap: anywhere;
  }

  .intro-grid,
  .profile-layout {
    grid-template-columns: 1fr;
  }

  .intro-body {
    padding-left: 20px;
  }

  .section-inner {
    width: min(100% - 34px, 1120px);
  }

  .profile-table th,
  .profile-table td {
    display: block;
    width: 100%;
  }

  .profile-table th {
    padding: 16px 18px 8px;
    border-bottom: 0;
  }

  .profile-table td {
    padding: 4px 18px 18px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .overview {
    background-attachment: scroll;
  }
}

@media (min-width: 1024px) {
  h1 {
    white-space: nowrap;
  }
}

@media (max-width: 600px) {
  .site-header {
    justify-content: flex-start;
  }

  .site-nav {
    display: none;
  }

  .hero-content {
    max-width: 340px;
  }

  .hero-content h1 {
    white-space: normal;
  }

  .eyebrow,
  .section-kicker {
    font-size: 12px;
    letter-spacing: 0.06em;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }
}

/* 文字ロゴ（ロゴ画像確定までの暫定表示） */
.wordmark {
  display: inline-block;
  font-family: Georgia, "Times New Roman", "Hiragino Mincho ProN", "Yu Mincho", YuMincho, serif;
  font-weight: 700;
  color: #173a4d;
  letter-spacing: 0.14em;
  line-height: 1;
  white-space: nowrap;
}
.wordmark-header  { font-size: 18px; }
.wordmark-profile { font-size: 24px; margin-bottom: 28px; }
.wordmark-footer  { font-size: 14px; }
@media (max-width: 720px) {
  .wordmark-header { font-size: 15px; letter-spacing: 0.1em; }
}

/* 会社ロゴと社名を横並びで表示 */
.site-header .brand { gap: 12px; }
.site-header .brand-logo { width: 42px; height: 46px; object-fit: contain; flex-shrink: 0; }
.profile-table a { color: var(--sea-deep); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.profile-table a:hover { color: var(--sea); }
.profile-table a:focus-visible { outline: 2px solid var(--sea); outline-offset: 4px; }
@media (max-width: 820px) {
  .site-header .brand { gap: 10px; }
  .site-header .brand-logo { width: 34px; height: 37px; }
}

/* ヒーロー画像をHTMLで読み込み、説明文と寸法を明示 */
.hero-photo { width: 100%; height: 100%; object-fit: cover; object-position: center; }
@media (max-width: 820px) { .hero-photo { object-position: 68% center; } }