:root {
  --washi: #f8f3ea;
  --washi-deep: #efe6d6;
  --paper: #fffdf8;
  --azuki: #6b2d3a;
  --azuki-deep: #4e1f2a;
  --matcha: #7a9a5a;
  --matcha-soft: #dfe8d0;
  --sakura: #f2b8c6;
  --sakura-soft: #fbe6ec;
  --kinako: #d9b382;
  --sumi: #2b2622;
  --sumi-soft: #6f655c;
  --line: #e4d9c6;
  --radius-l: 28px;
  --radius-m: 18px;
  --shadow: 0 10px 30px rgba(107, 45, 58, 0.08), 0 2px 6px rgba(43, 38, 34, 0.06);
  --font-body: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Hiragino Sans", sans-serif;
  --font-head: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --gutter: clamp(16px, 5vw, 64px);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--washi);
  color: var(--sumi);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 15% 10%, rgba(242, 184, 198, 0.18), transparent 40%),
    radial-gradient(circle at 90% 30%, rgba(122, 154, 90, 0.12), transparent 40%);
  background-attachment: fixed;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-head); font-weight: 700; line-height: 1.4; margin: 0; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }

.nw { display: inline-block; white-space: nowrap; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px var(--gutter);
  background: rgba(248, 243, 234, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand__mark {
  align-self: center; width: 26px; height: 26px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fff 0, var(--sakura) 40%, var(--azuki) 100%);
  box-shadow: inset 0 -3px 6px rgba(0,0,0,0.15);
}
.brand__name { font-family: var(--font-head); font-size: 1.35rem; font-weight: 700; color: var(--azuki); }
.brand__sub { font-size: 0.8rem; color: var(--sumi-soft); letter-spacing: 0.08em; }
.nav { display: flex; gap: 28px; font-size: 0.95rem; font-weight: 500; }
.nav a { position: relative; padding: 4px 0; }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: var(--azuki); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
}
.nav a:hover::after { transform: scaleX(1); }
.nav-toggle {
  display: none; width: 42px; height: 42px; border: 0; background: transparent; cursor: pointer;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--azuki); border-radius: 2px; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav {
  position: sticky; top: 66px; z-index: 19;
  display: flex; flex-direction: column;
  background: var(--paper); border-bottom: 1px solid var(--line);
}
.mobile-nav[hidden] { display: none; }
.mobile-nav a { padding: 14px var(--gutter); border-top: 1px solid var(--line); font-weight: 500; }
@media (max-width: 760px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .brand__sub { display: none; }
}
@media (min-width: 761px) { .mobile-nav { display: none !important; } }

/* Layout helpers */
main > section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(56px, 9vw, 112px) var(--gutter);
}
.section-title {
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  color: var(--azuki);
  text-align: center;
  margin-bottom: 16px;
}
.section-title span {
  display: inline-block; padding: 0 0.5em 6px; position: relative;
}
.section-title span::after {
  content: ""; position: absolute; left: 10%; right: 10%; bottom: 0; height: 6px;
  background: var(--sakura); border-radius: 3px; opacity: .8; z-index: -1;
}
.section-lead { text-align: center; color: var(--sumi-soft); max-width: 40em; margin: 0 auto 40px; }

/* Hero */
.hero {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(24px, 5vw, 64px); align-items: center;
  padding-top: clamp(40px, 7vw, 88px) !important;
}
.hero__eyebrow {
  display: inline-block; font-size: 0.85rem; letter-spacing: 0.14em; color: var(--matcha);
  border: 1px solid var(--matcha); border-radius: 999px; padding: 2px 14px; margin-bottom: 20px;
}
.hero__title {
  font-size: clamp(1.9rem, 4.2vw, 3.1rem);
  color: var(--azuki-deep);
  letter-spacing: 0.02em;
  margin-bottom: 22px;
}
.hero__lead { color: var(--sumi-soft); max-width: 34em; margin-bottom: 28px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }
.hero__note { font-size: 0.8rem; color: var(--sumi-soft); }
.hero__figure {
  margin: 0; border-radius: var(--radius-l); overflow: hidden; box-shadow: var(--shadow);
  background: var(--washi-deep); aspect-ratio: 3 / 2;
  transform: rotate(-1.5deg);
}
.hero__figure img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; }
  .hero__title { font-size: clamp(1.5rem, 7vw, 2.2rem); }
  .hero__figure { transform: none; order: -1; }
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 26px; border-radius: 999px; font-weight: 700; font-size: 0.95rem;
  transition: transform .15s ease, box-shadow .15s ease, background .15s;
}
.btn--primary { background: var(--azuki); color: #fff; box-shadow: 0 6px 16px rgba(107,45,58,.25); }
.btn--primary:hover { background: var(--azuki-deep); transform: translateY(-1px); }
.btn--ghost { border: 1.5px solid var(--azuki); color: var(--azuki); background: transparent; }
.btn--ghost:hover { background: rgba(107,45,58,.06); }
.btn:active { transform: scale(0.96); }

/* About */
.about__points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.about__points li {
  background: var(--paper); border-radius: var(--radius-m); padding: 28px 24px;
  border: 1px solid var(--line); text-align: center;
}
.about__icon {
  display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 50%;
  background: var(--sakura-soft); color: var(--azuki); font-family: var(--font-head); font-size: 1.4rem; font-weight: 700;
  margin-bottom: 14px;
}
.about__points h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--azuki-deep); }
.about__points p { font-size: 0.92rem; color: var(--sumi-soft); }
@media (max-width: 760px) { .about__points { grid-template-columns: 1fr; } }

/* Lineup */
.lineup { background: transparent; }
.squish-counter {
  text-align: center; font-size: 0.9rem; color: var(--sumi-soft); margin: -24px auto 32px;
}
.squish-counter strong { color: var(--azuki); font-size: 1.3rem; font-family: var(--font-head); margin: 0 2px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 960px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .cards { grid-template-columns: 1fr; } }
.card {
  background: var(--paper); border-radius: var(--radius-l); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(107,45,58,.12), 0 3px 8px rgba(43,38,34,.06); }
.card__squish {
  display: block; width: 100%; padding: 0; border: 0; background: var(--washi-deep); cursor: pointer;
  aspect-ratio: 1 / 1; overflow: hidden; position: relative;
  -webkit-tap-highlight-color: transparent;
}
.card__squish::after {
  content: "ぎゅっ"; position: absolute; right: 14px; bottom: 12px;
  font-size: 0.75rem; font-weight: 700; color: var(--azuki);
  background: rgba(255,253,248,.9); border-radius: 999px; padding: 2px 10px;
  opacity: 0; transform: translateY(4px); transition: opacity .2s, transform .2s;
}
.card__squish:hover::after, .card__squish:focus-visible::after { opacity: 1; transform: translateY(0); }
.card__squish:focus-visible { outline: 3px solid var(--sakura); outline-offset: -3px; }
.card__squish img {
  width: 100%; height: 100%; object-fit: cover;
  transform-origin: 50% 100%;
  transition: transform 3s cubic-bezier(.2,.9,.3,1); /* slow rise */
}
.card__squish.is-squished img {
  transform: scaleY(0.78) scaleX(1.12);
  transition: transform .12s cubic-bezier(.3,.7,.4,1);
}
.card__squish::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 50% 60%, rgba(242,184,198,.45), transparent 55%);
  opacity: 0; transition: opacity 1.2s ease;
}
.card__squish.is-squished::before { opacity: 1; transition: opacity .1s; }
.card__body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; }
.card__kana { font-size: 0.75rem; letter-spacing: 0.16em; color: var(--matcha); }
.card__name { font-size: 1.3rem; color: var(--azuki-deep); }
.card__desc { font-size: 0.9rem; color: var(--sumi-soft); flex: 1; }
.card__spec { margin: 10px 0 0; display: grid; gap: 6px; font-size: 0.82rem; border-top: 1px dashed var(--line); padding-top: 12px; }
.card__spec div { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.card__spec dt { color: var(--sumi-soft); }
.card__spec dd { margin: 0; font-weight: 500; }
.meter { display: inline-flex; gap: 3px; }
.meter i { width: 12px; height: 12px; border-radius: 50%; background: var(--line); }
.meter[style*="--v:1"] i:nth-child(-n+1),
.meter[style*="--v:2"] i:nth-child(-n+2),
.meter[style*="--v:3"] i:nth-child(-n+3),
.meter[style*="--v:4"] i:nth-child(-n+4),
.meter[style*="--v:5"] i:nth-child(-n+5) { background: var(--sakura); box-shadow: inset 0 -2px 3px rgba(107,45,58,.25); }

/* Features */
.features__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.feature {
  position: relative; background: var(--paper); border-radius: var(--radius-m);
  padding: 30px 28px 28px 28px; border: 1px solid var(--line);
}
.feature__num {
  font-family: var(--font-head); font-size: 2.6rem; font-weight: 500; color: var(--sakura);
  line-height: 1; display: block; margin-bottom: 8px;
}
.feature h3 { font-size: 1.15rem; color: var(--azuki-deep); margin-bottom: 8px; }
.feature p { font-size: 0.92rem; color: var(--sumi-soft); }
@media (max-width: 700px) { .features__grid { grid-template-columns: 1fr; } }

/* How to */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.step {
  background: var(--matcha-soft); border-radius: var(--radius-m); padding: 28px 24px; text-align: center;
}
.step__num {
  display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--matcha); color: #fff; font-family: var(--font-head); font-size: 1.2rem; font-weight: 700;
  margin-bottom: 12px;
}
.step h3 { font-size: 1.15rem; color: var(--azuki-deep); margin-bottom: 8px; }
.step p { font-size: 0.92rem; color: var(--sumi-soft); }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* FAQ */
.faq__list { max-width: 760px; margin: 0 auto; display: grid; gap: 12px; }
.faq__list details {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-m);
  padding: 0 22px;
}
.faq__list summary {
  cursor: pointer; list-style: none; padding: 16px 32px 16px 0; font-weight: 700; position: relative; color: var(--azuki-deep);
}
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-family: var(--font-head); font-size: 1.4rem; color: var(--sakura); transition: transform .2s;
}
.faq__list details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__list details p { padding: 0 0 18px; font-size: 0.92rem; color: var(--sumi-soft); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line); padding: 36px var(--gutter) 48px; text-align: center;
  color: var(--sumi-soft); font-size: 0.85rem;
}
.site-footer__brand { font-family: var(--font-head); color: var(--azuki); font-size: 1.05rem; margin-bottom: 6px; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .card__squish img, .card__squish.is-squished img { transition-duration: .01s; }
  .card, .btn { transition: none; }
}