/* ================================
   炎 えん — 和ミニマル
   ================================ */

:root {
  --bg:   #0d0b08;
  --ink:  #ede4ce;
  --dim:  #7a7060;
  --gold: #b08c28;
  --line: rgba(176,140,40,0.18);
  --f:    'Noto Serif JP', serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ---- 共通背景 ---- */
.bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: opacity 1.4s ease;
}
.slide-b,
.slide-d { opacity: 0; }
.veil {
  position: absolute;
  inset: 0;
  background: rgba(10,8,5,0.58);
}
.veil--thin { background: rgba(10,8,5,0.28); }

/* ================================
   ナビ
   ================================ */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 0.3em;
  color: var(--gold);
}

.logo-sub {
  font-size: 0.58rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  opacity: 0.85;
}

.logo-kanji {
  font-size: 1.3rem;
  font-weight: 700;
}

.logo-en {
  font-size: 0.62rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  opacity: 0.85;
}

.nav-ig {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--gold);
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  border: 1px solid rgba(176,140,40,0.4);
  padding: 0.35rem 0.75rem;
  transition: opacity 0.2s;
}
.nav-ig:hover { opacity: 0.7; }

.nav-ig-label {
  display: none;
}
@media (min-width: 480px) {
  .nav-ig-label { display: inline; }
}

/* ================================
   01 HERO
   ================================ */
#hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.bg {
  animation: kzoom 20s ease-out both;
}
@keyframes kzoom {
  from { transform: scale(1.06); }
  to   { transform: scale(1.00); }
}

.hero-body {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  animation: fadeup 1.4s 0.3s both;
}
@keyframes fadeup {
  from { opacity:0; transform:translateY(20px); }
  to   { opacity:1; transform:translateY(0); }
}

.hero-sub {
  font-size: 0.72rem;
  font-weight: 200;
  letter-spacing: 0.55em;
  color: var(--dim);
  margin-bottom: 1.2rem;
}

.hero-title {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0.5rem;
}

.hero-kanji {
  font-size: clamp(5.5rem, 22vw, 9rem);
  font-weight: 700;
  line-height: 1;
  color: #e05c10;
  text-shadow: 0 0 60px rgba(224,92,16,0.55);
}

.hero-read {
  writing-mode: vertical-rl;
  font-size: clamp(0.8rem, 2.5vw, 1rem);
  font-weight: 300;
  letter-spacing: 1.4em;
  color: #ffffff;
  padding-top: 0.4rem;
}

.hero-line {
  display: block;
  width: 1px;
  height: 2.5rem;
  background: var(--line);
  margin: 1.2rem auto;
}

.hero-loc {
  font-size: 0.7rem;
  font-weight: 200;
  letter-spacing: 0.3em;
  color: var(--dim);
}

.arrow {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--dim);
  animation: bob 2.2s infinite ease-in-out;
}
@keyframes bob {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(6px); }
}

/* ================================
   02 お品書き
   ================================ */
#menu {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 5rem 2rem;
  overflow: hidden;
}

.sec-kana {
  position: relative;
  z-index: 2;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.65em;
  color: var(--gold);
}

.menu-cols {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: stretch;
  gap: 2.5rem;
}

.menu-cols ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.menu-cols li {
  font-size: clamp(1.1rem, 4.5vw, 1.4rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--ink);
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  text-shadow: 0 1px 8px rgba(0,0,0,0.8);
}
.menu-cols li:first-child { border-top: 1px solid var(--line); }

.menu-divider {
  position: relative;
  z-index: 2;
  width: 1px;
  background: var(--line);
  align-self: stretch;
}

.menu-seasoning {
  position: relative;
  z-index: 2;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.55em;
  color: var(--gold);
}

/* ================================
   03 写真
   ================================ */
#photo {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
}

/* ================================
   IG CTA
   ================================ */
#ig-cta {
  background: linear-gradient(135deg, #1a1408 0%, #0d0b08 60%);
  border-top: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
}

.ig-cta-wrap {
  display: block;
  transition: background 0.3s;
}
.ig-cta-wrap:hover {
  background: rgba(176,140,40,0.06);
}

.ig-cta-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.4rem;
  padding: 3rem 2rem;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.ig-cta-icon {
  color: var(--gold);
  flex-shrink: 0;
}

.ig-cta-text {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.ig-cta-handle {
  font-size: clamp(1.3rem, 5vw, 1.8rem);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.1em;
}

.ig-cta-note {
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--dim);
  letter-spacing: 0.25em;
}

.ig-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2.4rem;
  background: var(--gold);
  color: #0d0b08;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  transition: opacity 0.2s;
}
.ig-cta-wrap:hover .ig-cta-btn { opacity: 0.85; }

@media (min-width: 700px) {
  .ig-cta-inner {
    flex-direction: row;
    text-align: left;
    gap: 2rem;
    padding: 2.8rem 3rem;
  }
  .ig-cta-text { flex: 1; }
}

/* ================================
   04 INFO
   ================================ */
#info {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  background: var(--bg);
  overflow: hidden;
}

.info-inner {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  flex: 1;
}

.info-photo-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  flex-shrink: 0;
}

.info-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.info-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.6rem;
  width: 100%;
  padding: 2.5rem 2rem;
}

.info-list {
  width: 100%;
  max-width: 320px;
  border-top: 1px solid var(--line);
}

.info-row {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--line);
}

.info-row dt {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: var(--gold);
  min-width: 2.5rem;
  flex-shrink: 0;
}

.info-row dd {
  font-size: 1rem;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: 0.06em;
}

.info-row dd a {
  color: var(--ink);
}

.info-btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  width: 100%;
  max-width: 320px;
}

.btn-ig, .btn-map {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem;
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  transition: opacity 0.2s;
}

.btn-ig {
  border: 1px solid var(--gold);
  color: var(--gold);
}

.btn-map {
  border: 1px solid var(--line);
  color: var(--dim);
}

.btn-ig:hover, .btn-map:hover { opacity: 0.6; }

.copy {
  font-size: 0.6rem;
  font-weight: 200;
  letter-spacing: 0.1em;
  color: var(--line);
  padding: 1.2rem 0;
  text-align: center;
}

/* ================================
   レスポンシブ（PC）
   ================================ */
@media (min-width: 700px) {
  .menu-cols li {
    font-size: 1.3rem;
    padding: 0.8rem 0;
    min-width: 140px;
  }

  .info-inner {
    flex-direction: row;
    align-items: stretch;
    min-height: 100svh;
  }

  .info-photo-wrap {
    flex: 0 0 52%;
    aspect-ratio: unset;
  }

  .info-content {
    flex: 1;
    padding: 5rem 3.5rem;
    justify-content: center;
  }

  .info-list {
    max-width: 100%;
  }

  .info-btns {
    max-width: 100%;
    align-items: flex-start;
  }
}