:root {
  --color-bg: #fbf6ee;
  --color-bg-alt: #f3e7d5;
  --color-text: #2e2019;
  --color-text-soft: #5c4a3d;
  --color-accent: #c8442c;
  --color-accent-dark: #9c3220;
  --color-line: #e3d5bf;
  --font-base: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;
  --max-width: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.4; margin: 0 0 0.6em; }

a { color: inherit; }

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

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.hero, .section {
  scroll-margin-top: 90px;
}

.proto-banner {
  background: #4a3527;
  color: #fff;
  text-align: center;
  font-size: 0.8rem;
  padding: 0.5rem 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 246, 238, 0.94);
  backdrop-filter: blur(4px);
  border-bottom: 1px solid var(--color-line);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: var(--color-accent-dark);
  display: flex;
  align-items: center;
}

.logo-img {
  height: 42px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  order: 3;
  flex: 1 0 100%;
  gap: 1rem;
  font-size: 0.8rem;
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.main-nav::-webkit-scrollbar { display: none; }
.main-nav a { text-decoration: none; flex: 0 0 auto; padding: 0.15rem 0; }
.main-nav a:hover { color: var(--color-accent); }

.lang-switch {
  margin-left: auto;
  display: flex;
  gap: 0.35rem;
}

.lang-btn {
  border: 1px solid var(--color-line);
  background: transparent;
  color: var(--color-text-soft);
  font-size: 0.75rem;
  padding: 0.45rem 0.7rem;
  min-height: 36px;
  border-radius: 999px;
  cursor: pointer;
}

.lang-btn.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

@media (min-width: 720px) {
  .main-nav {
    order: 0;
    flex: 0 1 auto;
    font-size: 0.9rem;
    overflow-x: visible;
    white-space: normal;
  }
  .lang-switch { margin-left: 1rem; }
}

/* Hero */
.hero {
  padding: 3.5rem 1.25rem 3rem;
  background: linear-gradient(180deg, var(--color-bg-alt), var(--color-bg));
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  color: var(--color-accent);
  margin: 0 0 0.75rem;
}

.hero h1 {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
}

.hero-copy {
  color: var(--color-text-soft);
  max-width: 40em;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin: 1.5rem 0 2rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

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

.btn-ghost {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

.btn-ghost:hover { background: var(--color-bg-alt); }

.hero-facts {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  max-width: 26em;
  text-align: left;
}

.hero-facts li {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--color-line);
  padding: 0.4rem 0;
  font-size: 0.95rem;
}

.fact-label {
  color: var(--color-text-soft);
  font-size: 0.85rem;
}

/* Sections */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.25rem;
  border-top: 1px solid var(--color-line);
}

.section h2 {
  font-size: 1.75rem;
  color: var(--color-accent-dark);
  text-align: center;
}

.about {
  text-align: center;
}

.about p {
  max-width: 42em;
  margin-left: auto;
  margin-right: auto;
}

.photo {
  border-radius: 16px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-line);
  max-width: 640px;
  aspect-ratio: 4 / 3;
  margin: 2rem auto 0;
}

.hero-photo {
  background-image: url("../images/momomain.jpg");
  max-width: 420px;
  aspect-ratio: 1 / 1;
}

.about-photo {
  background-image: url("../images/momo.tennai.jpg");
  max-width: 360px;
  aspect-ratio: 3 / 4;
}

.photo-caption {
  text-align: center;
  color: var(--color-text-soft);
  font-size: 0.85rem;
  margin: 0.75rem auto 0;
  max-width: 42em;
}

.menu-note {
  color: var(--color-text-soft);
  font-size: 0.9rem;
  text-align: center;
  max-width: 42em;
  margin-left: auto;
  margin-right: auto;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.menu-card {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  padding: 1.25rem;
}

.menu-card h3 {
  color: var(--color-accent-dark);
  font-size: 1.05rem;
}

.menu-card p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.9rem;
}

.access-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

@media (min-width: 720px) {
  .access-grid { grid-template-columns: 1fr 1fr; }
}

.access-info p { margin: 0 0 1.2rem; }

.map-frame {
  height: 220px;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  overflow: hidden;
}

.map-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.access-directions {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
}

.reserve {
  text-align: center;
}

.reserve p {
  max-width: 42em;
  margin-left: auto;
  margin-right: auto;
}

.reserve-note {
  color: var(--color-text-soft);
  font-size: 0.9rem;
}

.reserve-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Footer */
.site-footer {
  background: #2e2019;
  color: #f3e7d5;
  margin-top: 2rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.25rem;
  text-align: center;
}

.footer-name {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.footer-social {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 0;
  margin: 0 0 1.5rem;
  font-size: 0.9rem;
}

.footer-social a { text-decoration: none; }
.footer-social a:hover { color: #e2703f; }

.footer-copy {
  font-size: 0.75rem;
  color: #cbb89e;
  margin: 0;
}