:root {
  --bg: #f4fbf7;
  --paper: #ffffff;
  --ink: #24343e;
  --muted: #64757b;
  --line: #d8e9e8;
  --mint: #c9ead9;
  --mint-strong: #7fbfa3;
  --blue: #4d86a9;
  --deep-blue: #214a65;
  --aqua: #e7f7f5;
  --shadow: 0 24px 70px rgba(45, 98, 119, 0.14);
  --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(201, 234, 217, 0.85), transparent 30%),
    radial-gradient(circle at 88% 16%, rgba(150, 207, 231, 0.42), transparent 32%),
    var(--bg);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.85;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: #fff;
  background: var(--deep-blue);
  border-radius: 999px;
  transform: translateY(-160%);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 251, 247, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(216, 233, 232, 0.9);
}

.header-inner {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  color: var(--deep-blue);
  background: linear-gradient(135deg, var(--mint), #dff4ff);
  border: 1px solid rgba(77, 134, 169, 0.25);
  border-radius: 50%;
  box-shadow: 0 10px 28px rgba(77, 134, 169, 0.18);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

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

.site-nav a:hover,
.site-nav a.current {
  color: var(--deep-blue);
  border-color: var(--mint-strong);
}

.site-nav .nav-cta {
  padding: 8px 16px;
  color: #fff;
  background: var(--blue);
  border: 0;
  border-radius: 999px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 50%;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background: var(--deep-blue);
}

.hero {
  position: relative;
  min-height: 690px;
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(244, 251, 247, 0.94), rgba(244, 251, 247, 0.74), rgba(244, 251, 247, 0.16)),
    url("assets/images/reflection-hero.png") center / cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -36% -10%;
  height: 280px;
  background: var(--bg);
  border-radius: 50% 50% 0 0;
  filter: blur(20px);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 110px 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.8rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  margin-bottom: 22px;
  color: var(--deep-blue);
  font-size: clamp(2.35rem, 6vw, 4.9rem);
  line-height: 1.18;
  letter-spacing: 0.02em;
}

h2 {
  margin-bottom: 18px;
  color: var(--deep-blue);
  font-size: clamp(1.7rem, 3vw, 2.45rem);
  line-height: 1.38;
}

h3 { margin-bottom: 10px; color: var(--deep-blue); font-size: 1.16rem; }

.lead {
  max-width: 560px;
  color: #405960;
  font-size: 1.08rem;
}

.hero-actions,
.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--deep-blue));
  box-shadow: 0 14px 30px rgba(33, 74, 101, 0.18);
}

.button.secondary {
  color: var(--deep-blue);
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
}

.section { padding: 88px 0; }
.section.soft { background: rgba(231, 247, 245, 0.72); }

.two-column {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 56px;
  align-items: center;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 32px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card,
.menu-card,
.contact-form,
.contact-card,
.message-box,
details {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.menu-card,
.contact-form,
.contact-card,
details {
  padding: 28px;
}

.card-icon {
  display: inline-grid;
  place-items: center;
  width: 50px;
  height: 50px;
  margin-bottom: 18px;
  color: var(--deep-blue);
  background: linear-gradient(135deg, var(--mint), #dcefff);
  border-radius: 50%;
  font-weight: 700;
}

.message-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 38px;
}

.page-hero {
  padding: 94px 0 72px;
  background:
    radial-gradient(circle at top right, rgba(201, 234, 217, 0.88), transparent 36%),
    linear-gradient(135deg, #f7fffb, #e6f5fb);
}

.page-hero .container { max-width: 840px; }

.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.menu-card.featured {
  border-color: rgba(127, 191, 163, 0.7);
  background: linear-gradient(180deg, #ffffff, #effbf5);
}

.badge {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 4px 12px;
  color: var(--deep-blue);
  background: var(--mint);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.menu-card dl,
.info-list {
  margin: 20px 0 0;
}

.menu-card dl div,
.info-list div {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.menu-card dl div:last-child,
.info-list div:last-child { border-bottom: 0; }

dt { color: var(--muted); font-weight: 700; }
dd { margin: 0; }

.text-link {
  display: inline-flex;
  margin-top: 22px;
  color: var(--blue);
  font-weight: 700;
}

.image-panel img {
  border-radius: 34px;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.faq-list {
  display: grid;
  gap: 16px;
  max-width: 880px;
}

summary {
  cursor: pointer;
  color: var(--deep-blue);
  font-weight: 700;
}

details p { margin: 14px 0 0; color: var(--muted); }

.contact-layout {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 28px;
  align-items: start;
}

.field { margin-bottom: 20px; }

label {
  display: block;
  margin-bottom: 8px;
  color: var(--deep-blue);
  font-weight: 700;
}

label span {
  margin-left: 6px;
  padding: 2px 8px;
  color: #fff;
  background: var(--mint-strong);
  border-radius: 999px;
  font-size: 0.72rem;
}

input,
select,
textarea {
  width: 100%;
  padding: 13px 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  font: inherit;
}

textarea { resize: vertical; }

input:focus,
select:focus,
textarea:focus,
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(127, 191, 163, 0.45);
  outline-offset: 3px;
}

.form-note {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer {
  padding: 42px 0 24px;
  color: #d8eff2;
  background: #173448;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 28px;
}

.footer-brand {
  margin-bottom: 6px;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.footer-links a { color: #d8eff2; }
.copyright { margin: 0; text-align: center; color: #acd3d5; font-size: 0.86rem; }

@media (max-width: 840px) {
  .container { width: min(100% - 28px, 1120px); }
  .header-inner { height: 68px; }
  .menu-toggle { display: inline-block; }
  .site-nav {
    position: absolute;
    top: 68px;
    left: 14px;
    right: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 12px 10px; }
  .site-nav .nav-cta { margin-top: 8px; text-align: center; }
  .hero { min-height: 650px; }
  .hero-bg {
    background:
      linear-gradient(180deg, rgba(244, 251, 247, 0.96), rgba(244, 251, 247, 0.62)),
      url("assets/images/reflection-hero.png") center / cover;
  }
  .section { padding: 64px 0; }
  .two-column,
  .cards,
  .menu-grid,
  .message-box,
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .footer-inner { display: grid; }
}

@media (max-width: 520px) {
  h1 { font-size: 2.3rem; }
  .hero-content { padding: 90px 0; }
  .button { width: 100%; }
  .menu-card dl div,
  .info-list div { grid-template-columns: 1fr; gap: 2px; }
  .card,
  .menu-card,
  .contact-form,
  .contact-card,
  details,
  .message-box {
    padding: 22px;
  }
}