.collab-noise {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.16 0 0 0 0 0.14 0 0 0 0 0.12 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='%75%72%6c%28%23n%29'/%3E%3C/svg%3E");
}

:root {
  --nav-scroll-offset: 4.5rem;
}

html {
  scroll-behavior: smooth;
}

#about,
#btype,
#place,
#schedule,
#work,
#support,
#wage,
#faq,
#access,
#line {
  scroll-margin-top: var(--nav-scroll-offset);
}

body {
  font-feature-settings: "palt";
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(160, 120, 80, 0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(51, 51, 51, 0.02) 0%, transparent 50%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.16 0 0 0 0 0.14 0 0 0 0 0.12 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='%75%72%6c%28%23n%29'/%3E%3C/svg%3E");
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(180deg, rgba(255, 254, 242, 0.88) 0%, rgba(255, 254, 242, 0.78) 50%, rgba(255, 254, 242, 0.95) 100%);
}

.hero-grid {
  background-image:
    linear-gradient(rgba(160, 120, 80, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(160, 120, 80, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 80%);
}

details[open] .faq-plus {
  transform: rotate(45deg);
}

.marker {
  background: linear-gradient(180deg, transparent 55%, var(--color-forest-light) 55%);
  padding: 0 4px;
}

.marker-wavy {
  text-decoration: underline wavy var(--color-forest);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.22em;
  text-decoration-skip-ink: none;
}

.title-accent::after {
  content: '';
  position: absolute;
  left: -0.15em;
  right: -0.15em;
  bottom: 0.12em;
  height: 0.32em;
  background: var(--color-warm-soft);
  z-index: -1;
  transform: skew(-2deg);
}

.star-deco {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  fill: currentColor;
}

/* 星より手前に本文ブロックを載せる（absolute 装飾レイヤーは除外） */
section.relative > :not(svg.star-deco):not(.absolute),
header.relative > :not(svg.star-deco):not(.hero-grid):not(.absolute),
footer.relative > :not(svg.star-deco):not(.absolute),
main.relative > :not(svg.star-deco):not(.absolute) {
  position: relative;
  z-index: 1;
}

.point-icon {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: clamp(5rem, 22vw, 7rem);
  height: clamp(5rem, 22vw, 7rem);
  opacity: 0.32;
  pointer-events: none;
  z-index: 0;
  color: var(--color-forest);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.point-icon--warm {
  color: var(--color-warm);
  opacity: 0.34;
}

.for-you-hash {
  position: absolute;
  top: 50%;
  left: 0.75rem;
  transform: translateY(-50%);
  font-family: ui-monospace, "DM Mono", SFMono-Regular, monospace;
  font-size: 2.5em;
  font-weight: 900;
  line-height: 1;
  color: var(--color-forest);
  opacity: 0.22;
  pointer-events: none;
  z-index: 0;
}

@media (min-width: 1024px) {
  .for-you-item {
    min-height: 3.75rem;
  }
}

.timeline-time {
  line-height: 1;
  font-variant-numeric: tabular-nums;
  text-box-trim: trim-both;
  text-box-edge: cap alphabetic;
}

.timeline-list .timeline-row:first-child .timeline-line {
  top: 50%;
}

.timeline-list .timeline-row:last-child .timeline-line {
  bottom: 50%;
}

@supports not (text-box-trim: trim-both) {
  .timeline-time {
    line-height: 0.92;
  }
}

/* ===== Mobile responsive ===== */
@media (max-width: 639px) {
  .timeline-time {
    font-size: 0.9375rem;
  }

  .timeline-card {
    min-width: 0;
  }

  .group\/timeline:hover .group-hover\/timeline\:translate-x-2 {
    transform: none;
  }

  .title-accent::after {
    bottom: 0.08em;
    height: 0.28em;
  }

  svg.star-deco[class*="bottom-"][class*="left"] {
    display: none;
  }

  /* ヒーローは右上1つのみ・小さく薄く */
  header .star-deco {
    max-width: 1.25rem;
    max-height: 1.25rem;
    opacity: 0.35 !important;
  }

  header .star-deco[class*="bottom-"],
  header .star-deco[class*="left-"]:not([class*="right-"]) {
    display: none;
  }
}

.info-row > :first-child {
  font-family: "DM Mono", monospace;
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  color: var(--color-ink-3);
}

.cta-arrow-icon {
  display: block;
  flex: none;
  align-self: center;
}

.cta-arrow-icon--sm {
  width: 1.25rem;
  height: 1.25rem;
}

.cta-arrow-icon--lg {
  width: 1.375rem;
  height: 1.375rem;
}

.mobile-top-band {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-forest-dark);
  color: var(--color-cream-paper);
  padding: 0.5rem 1rem 0.625rem;
  border-bottom: 1px dashed color-mix(in srgb, var(--color-forest-light) 45%, transparent);
}

@media (max-width: 639px) {
  :root {
    --nav-scroll-offset: 8.5rem;
  }

  html.nav-band-hidden {
    --nav-scroll-offset: 3.75rem;
  }

  .mobile-top-band {
    max-height: 12rem;
    overflow: hidden;
    transition:
      max-height 0.35s ease,
      opacity 0.3s ease,
      padding 0.35s ease,
      gap 0.35s ease,
      border-color 0.3s ease;
  }

  .mobile-top-band.is-hidden {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    gap: 0;
    border-bottom-color: transparent;
    pointer-events: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-top-band {
    transition: none;
  }
}

.mobile-top-band__text {
  margin: 0;
  text-align: center;
  font-family: "DM Mono", monospace;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.45;
}

.mobile-top-band__social {
  display: flex;
  width: 100%;
  max-width: 22rem;
  gap: 0.5rem;
}

.mobile-top-band__link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  min-width: 0;
  padding: 0.375rem 0.5rem;
  border-radius: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--color-cream-paper) 35%, transparent);
  background-color: color-mix(in srgb, var(--color-cream-paper) 10%, transparent);
  color: var(--color-cream-paper);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
  transition: background-color 0.2s ease;
}

.mobile-top-band__link:hover {
  background-color: color-mix(in srgb, var(--color-cream-paper) 18%, transparent);
}

.mobile-top-band__icon {
  flex-shrink: 0;
  width: 0.875rem;
  height: 0.875rem;
}

@media (min-width: 640px) {
  .mobile-top-band {
    display: none !important;
  }

  .cta-arrow-icon--lg {
    width: 1.625rem;
    height: 1.625rem;
  }
}

/* ===== Place section: CSS-only carousel ===== */
.place-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  animation: place-carousel-fade 10s ease-in-out infinite;
}

.place-carousel__slide--2 {
  animation-delay: 5s;
}

.place-carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms ease;
}

.place-carousel:hover .place-carousel__slide img {
  transform: scale(1.03);
}

.place-carousel__label {
  opacity: 0;
  animation: place-carousel-fade 10s ease-in-out infinite;
}

.place-carousel__label--2 {
  animation-delay: 5s;
}

@keyframes place-carousel-fade {
  0%, 40% { opacity: 1; }
  50%, 90% { opacity: 0; }
  100% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .place-carousel__slide,
  .place-carousel__label {
    animation: none;
  }

  .place-carousel__slide--1,
  .place-carousel__label--1 {
    opacity: 1;
  }

  .place-carousel__slide--2,
  .place-carousel__label--2 {
    opacity: 0;
  }
}

@media (max-width: 639px) {
  .info-row > :first-child {
    margin-bottom: 0.125rem;
  }
}

/* ===== Privacy policy page ===== */
.policy-content {
  color: var(--color-ink-2);
}

.policy-section + .policy-section {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px dashed var(--color-line);
}

.policy-section h2 {
  font-size: 1.0625rem;
  font-weight: 900;
  color: var(--color-ink);
  margin-bottom: 0.875rem;
  line-height: 1.5;
}

.policy-section p {
  font-size: 0.875rem;
  line-height: 2;
  margin-bottom: 0.75rem;
}

.policy-section p:last-child {
  margin-bottom: 0;
}

.policy-section ul,
.policy-section ol {
  font-size: 0.875rem;
  line-height: 1.95;
  margin: 0.5rem 0 0.75rem 1.25rem;
}

.policy-section li + li {
  margin-top: 0.35rem;
}

.policy-dl {
  display: grid;
  gap: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.85;
}

.policy-dl dt {
  font-family: "DM Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--color-ink-3);
  margin-bottom: 0.125rem;
}

@media (min-width: 640px) {
  .policy-dl dt {
    font-size: 0.6875rem;
  }
}

.policy-dl dd {
  color: var(--color-ink);
  font-weight: 500;
}

/* ===== Focus visible — keyboard-only, high-contrast rings ===== */
:root {
  --focus-ring-width: 2px;
  --focus-ring-offset: 3px;
  /* Light surfaces: cream, cream-2, collab, cream-paper (~#fffef2) */
  --focus-ring-light: #c41e3a;
  /* Dark surfaces: forest-dark (#line), ink footer, mobile band */
  --focus-ring-dark: #fbbf24;
  /* Ink-filled CTAs (nav / hero primary buttons, bg #333) */
  --focus-ring-ink-cta: #fbbf24;
  /* Outline buttons: cream-paper + ink border */
  --focus-ring-outline-btn: #c41e3a;
}

:focus:not(:focus-visible) {
  outline: none;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
[tabindex="0"]:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-light);
  outline-offset: var(--focus-ring-offset);
  border-radius: 4px;
}

/* Nav text links */
#nav a:not(.bg-ink):not(.mobile-top-band__link):focus-visible {
  outline-color: var(--focus-ring-light);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Ink CTA buttons */
a.bg-ink:focus-visible {
  outline-color: var(--focus-ring-ink-cta);
  outline-offset: 2px;
}

/* Outline-style buttons (cream-paper + ink border) */
a.bg-cream-paper.border-ink:focus-visible {
  outline-color: var(--focus-ring-outline-btn);
  outline-offset: 2px;
}

/* Dark sections: #line (forest-dark), footer (ink), mobile top band */
#line :is(a, button, summary):focus-visible,
.bg-forest-dark :is(a, button, summary):focus-visible,
footer :is(a, button, summary):focus-visible,
.mobile-top-band :is(a, button):focus-visible {
  outline-color: var(--focus-ring-dark);
}

/* FAQ — inset ring avoids overflow:hidden clip on details */
#faq summary:focus-visible {
  outline: none;
  box-shadow:
    inset 0 0 0 var(--focus-ring-width) var(--focus-ring-light),
    inset 0 0 0 calc(var(--focus-ring-width) + 2px) var(--color-cream-paper);
}

/* Policy page links */
.policy-content a:focus-visible {
  outline-color: var(--focus-ring-light);
  border-radius: 2px;
}