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

:root {
  --paper: #fffdf8;
  --ink: #242321;
  --muted: #6a6258;
  --line: rgba(231, 224, 214, 0.82);
  --green: #16823b;
  --green-dark: #103f29;
  --red: #a30d25;
  --gold: #b08a43;
  --white: #ffffff;
}

html, body { height: 100%; }

body {
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans JP", "Noto Sans", system-ui, sans-serif;
  overflow: hidden;
}

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

.guide-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 40px rgba(20, 37, 28, 0.08);
}

.guide-nav {
  width: min(1120px, calc(100% - 40px));
  height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  position: relative;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px 10px 12px;
  border: 1px solid rgba(20, 95, 32, 0.14);
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(255,255,255,0.98), rgba(250,247,244,0.94));
  box-shadow: 0 10px 28px rgba(20,95,32,0.08);
  overflow: hidden;
}

.logo::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, #0a7f3f 0 42%, #ffffff 42% 58%, #b10f2e 58% 100%);
}

.logo-mark { height: 38px; width: auto; }
.logo-word { height: 26px; width: auto; }
.logo-travel {
  padding: 4px 7px 4px 8px;
  border-radius: 999px;
  background: rgba(26, 138, 46, 0.08);
  color: #13652b;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.guide-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pill-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
}

.deck {
  display: flex;
  height: 100vh;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
}
.deck::-webkit-scrollbar { display: none; }

.slide {
  flex: 0 0 100vw;
  width: 100vw;
  height: 100vh;
  padding: 96px 32px 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  position: relative;
  overflow: hidden;
}

.slide::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.14;
  background:
    radial-gradient(circle at 12% 16%, var(--green), transparent 26%),
    radial-gradient(circle at 88% 22%, var(--red), transparent 24%),
    linear-gradient(135deg, transparent, rgba(176, 138, 67, 0.18));
  pointer-events: none;
}

.slide-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 54px;
  align-items: center;
}

.slide-cover .slide-inner {
  grid-template-columns: minmax(0, 1fr);
  max-width: 880px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.kicker::before {
  content: "";
  width: 42px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green), var(--white), var(--red));
}

h1, h2 {
  color: var(--ink);
  font-family: "Yuji Syuku", "Noto Sans JP", serif;
  font-weight: 400;
  line-height: 1.12;
}

h1 {
  max-width: 780px;
  font-size: clamp(3.2rem, 7vw, 6.2rem);
  letter-spacing: 0.04em;
}

h2 {
  font-size: clamp(2.3rem, 4.8vw, 4.4rem);
}

.lead {
  max-width: 720px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.9;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 36px;
  border: 1px solid var(--line);
  background: var(--line);
}

.meta-grid div {
  padding: 18px;
  background: rgba(255,255,255,0.84);
}

.meta-grid strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 0.86rem;
}

.meta-grid span {
  color: var(--muted);
  font-size: 0.9rem;
}

.text-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,0.82);
  box-shadow: 0 24px 60px rgba(20,37,28,0.08);
}

.text-card p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.9;
}

.highlight-list {
  display: grid;
  gap: 12px;
}

.highlight-list li {
  list-style: none;
  padding: 14px 16px;
  border-left: 3px solid var(--green);
  background: rgba(255,255,255,0.74);
  color: var(--ink);
  font-weight: 700;
}

.schedule {
  display: grid;
  gap: 12px;
}

.schedule div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,0.76);
}

.schedule strong {
  display: block;
  margin-bottom: 4px;
  color: var(--green-dark);
}

.schedule span {
  color: var(--muted);
  font-size: 0.92rem;
}

.controls {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.9);
  backdrop-filter: blur(16px);
  box-shadow: 0 16px 44px rgba(20,37,28,0.14);
}

.controls button {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
  font-weight: 900;
}

.status {
  min-width: 68px;
  text-align: center;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

@media (max-width: 840px) {
  .guide-nav { height: auto; min-height: 76px; flex-wrap: wrap; padding: 10px 0; }
  .slide { padding: 118px 22px 80px; }
  .slide-inner { grid-template-columns: 1fr; gap: 28px; }
  .meta-grid { grid-template-columns: 1fr 1fr; }
  .guide-actions { width: 100%; justify-content: flex-start; }
  .pill-link { min-height: 36px; padding: 8px 12px; }
}