/* ================================
   案B: 京都の朝市 ─ 絵巻物を広げるようなスクロール
================================= */
:root {
  --washi: #f3ead4;
  --washi-soft: #eadfc2;
  --indigo: #22364a;
  --indigo-deep: #16232f;
  --vermillion: #b3402a;
  --sumi: #241f1a;
  --gold: #ab8a4e;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  background: var(--washi);
  color: var(--sumi);
  line-height: 2;
}

h1, h2, h3, .mincho {
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", serif;
}

/* ===== 波紋パターン(青海波) ===== */
.seigaiha {
  background-image: radial-gradient(circle at 50% 0, transparent 22%, rgba(34,54,74,0.06) 23%, rgba(34,54,74,0.06) 26%, transparent 27%);
  background-size: 56px 28px;
}

/* ===== ヘッダー ===== */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px clamp(20px, 5vw, 56px);
  background: rgba(243,234,212,0.88);
  backdrop-filter: blur(4px);
  border-bottom: 1px solid rgba(34,54,74,0.15);
}

.top-nav .brand {
  font-family: "Zen Old Mincho", serif;
  font-size: 18px;
  letter-spacing: 0.15em;
  color: var(--indigo);
}

.top-nav nav {
  display: flex;
  gap: clamp(14px, 3vw, 30px);
  font-size: 12.5px;
  letter-spacing: 0.1em;
}

.top-nav nav a { color: var(--sumi); text-decoration: none; opacity: 0.75; }
.top-nav nav a:hover { opacity: 1; }

/* ===== ヒーロー ===== */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url("images/kyoto-street.jpg") center 30%/cover no-repeat;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(22,35,47,0.15) 0%, rgba(22,35,47,0.55) 65%, rgba(22,35,47,0.86) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 clamp(24px, 6vw, 80px) 90px;
  color: var(--washi);
}

.hero-content .eyebrow {
  display: block;
  font-size: 12px;
  letter-spacing: 0.35em;
  opacity: 0.85;
  margin-bottom: 18px;
}

.hero-content h1 {
  font-size: clamp(52px, 11vw, 108px);
  font-weight: 700;
  letter-spacing: 0.18em;
  writing-mode: vertical-rl;
  text-orientation: upright;
  height: clamp(220px, 40vh, 340px);
}

.hero-content p.tagline {
  margin-top: 20px;
  font-size: clamp(13px, 1.8vw, 16px);
  letter-spacing: 0.06em;
  max-width: 40ch;
}

.scroll-cue {
  position: absolute;
  bottom: 28px;
  right: clamp(24px, 6vw, 80px);
  z-index: 2;
  color: var(--washi);
  font-size: 11px;
  letter-spacing: 0.3em;
  writing-mode: vertical-rl;
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0.75;
}

.scroll-cue .line {
  width: 1px;
  height: 46px;
  background: linear-gradient(to bottom, currentColor, transparent);
}

/* ===== 巻物パネル(スクロールで開く) ===== */
.scroll-panel {
  position: relative;
  padding: 100px clamp(24px, 6vw, 90px);
  overflow: hidden;
}

.scroll-panel .unroll {
  position: absolute;
  inset: 0;
  background: var(--indigo);
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform 1.1s cubic-bezier(.7,0,.15,1);
  z-index: 0;
}

.scroll-panel.in-view .unroll {
  transform: scaleX(1);
}

.scroll-panel.light .unroll { background: var(--washi-soft); }

.panel-inner {
  position: relative;
  z-index: 1;
  max-width: 980px;
  margin: 0 auto;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 44px;
}

.section-title .vertical-label {
  writing-mode: vertical-rl;
  font-family: "Zen Old Mincho", serif;
  font-size: 13px;
  letter-spacing: 0.3em;
  padding: 10px 0;
  border-left: 1px solid currentColor;
  opacity: 0.0;
  transform: translateY(-16px);
  transition: opacity 0.9s ease 0.3s, transform 0.9s ease 0.3s;
}

.scroll-panel.in-view .vertical-label {
  opacity: 0.7;
  transform: translateY(0);
}

.section-title h2 {
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.6;
}

/* 濃色パネル内の文字色 */
.scroll-panel.dark { color: var(--washi); }
.scroll-panel.dark .section-title .vertical-label { color: var(--washi); }

/* ===== 本日のおすすめ(荷札風) ===== */
.pick-tag {
  display: inline-flex;
  flex-direction: column;
  gap: 14px;
  background: var(--washi);
  color: var(--sumi);
  padding: clamp(28px, 5vw, 44px) clamp(30px, 6vw, 56px);
  border: 1px solid rgba(34,54,74,0.25);
  position: relative;
  max-width: 560px;
}

.pick-tag::before {
  content: "本日";
  position: absolute;
  top: -18px;
  left: clamp(24px, 5vw, 40px);
  background: var(--vermillion);
  color: var(--washi);
  font-family: "Zen Old Mincho", serif;
  font-size: 13px;
  letter-spacing: 0.2em;
  padding: 6px 16px;
  border-radius: 999px;
}

.pick-tag .pick-date { font-size: 12.5px; opacity: 0.6; letter-spacing: 0.08em; }
.pick-tag .pick-name { font-family: "Zen Old Mincho", serif; font-size: clamp(26px, 4vw, 36px); }
.pick-tag .pick-desc { font-size: 13.5px; opacity: 0.85; max-width: 48ch; }
.pick-tag .pick-price { color: var(--vermillion); font-weight: 700; font-size: 15px; }
.pick-tag .pick-note { font-size: 11px; opacity: 0.55; margin-top: 6px; }

/* ===== お店について ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 6vw, 70px);
  align-items: center;
}

.about-photo {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 6px solid var(--washi);
  box-shadow: 0 0 0 1px rgba(34,54,74,0.25);
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 78% 45%;
}

.about-text p { margin-bottom: 16px; max-width: 52ch; }

.fact-list {
  margin-top: 26px;
  display: grid;
  gap: 10px;
  font-size: 13.5px;
}

.fact-list div { display: flex; gap: 18px; }
.fact-list dt { width: 6em; flex-shrink: 0; opacity: 0.6; }

/* ===== 商品 ===== */
.product-scroll {
  display: grid;
  gap: 1px;
  background: rgba(243,234,212,0.15);
}

.product-row {
  display: grid;
  grid-template-columns: 90px 1fr 2fr;
  align-items: center;
  gap: 24px;
  padding: 26px 8px;
  background: var(--indigo-deep);
}

.product-row .num {
  font-family: "Zen Old Mincho", serif;
  font-size: 26px;
  opacity: 0.5;
}

.product-row h3 { font-size: 20px; }
.product-row p { font-size: 13px; opacity: 0.8; max-width: 48ch; }

/* ===== こだわり ===== */
.philosophy-inner {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.philosophy-inner h2 {
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.9;
}

.philosophy-inner .lead {
  margin-top: 26px;
  font-size: 13.5px;
  opacity: 0.75;
}

.seal {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--vermillion);
  color: var(--vermillion);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Zen Old Mincho", serif;
  font-size: 13px;
  letter-spacing: 0.1em;
  margin: 0 auto 28px;
  writing-mode: vertical-rl;
}

/* ===== アクセス ===== */
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 5vw, 64px);
}

.info-row dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  opacity: 0.55;
  margin-bottom: 6px;
}

.info-row dd { font-size: 16px; }
.info-row .caveat { font-size: 11px; opacity: 0.55; margin-top: 4px; }
.info-list { display: grid; gap: 20px; }

.map-embed {
  overflow: hidden;
  min-height: 260px;
  border: 1px solid rgba(243,234,212,0.25);
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  min-height: 260px;
  border: 0;
}

/* ===== フッター ===== */
footer {
  padding: 56px clamp(24px, 6vw, 90px) 44px;
  text-align: center;
  font-size: 12px;
  opacity: 0.6;
  background: var(--indigo-deep);
  color: var(--washi);
}

/* ===== reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.45s; }
.reveal-delay-2 { transition-delay: 0.6s; }

/* ===== レスポンシブ ===== */
@media (max-width: 780px) {
  .about-grid, .access-grid { grid-template-columns: 1fr; }
  .product-row { grid-template-columns: 50px 1fr; }
  .product-row p { grid-column: 1 / -1; }
  .top-nav nav { display: none; }
  .hero-content h1 { height: auto; writing-mode: horizontal-tb; }
  .scroll-cue { writing-mode: horizontal-tb; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .unroll, .vertical-label { transition: none !important; opacity: 1 !important; transform: none !important; }
}