:root {
  --black: #111111;
  --ink: #17130b;
  --yellow: #ffde35;
  --cream: #fff6da;
  --green: #0ac77b;
  --pink: #ff4d82;
  --line: rgba(17, 17, 17, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: "Yu Gothic", "Meiryo", system-ui, sans-serif;
}

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

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 72px;
  background: var(--black);
  color: #fff;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 230px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 3px solid var(--black);
  border-radius: 14px;
  background: var(--yellow);
  color: #0b8e62;
  font-size: 27px;
  font-weight: 950;
  box-shadow: 5px 5px 0 #fff;
}

.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 16px;
  background: #fff;
  box-shadow: 5px 5px 0 #fff;
}

.brand strong {
  display: block;
  font-size: 29px;
  line-height: 1;
  font-weight: 950;
}

.brand small {
  display: block;
  margin-top: 6px;
  color: #d8d8d8;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 900;
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 950;
}

.header-cta {
  background: var(--green);
  color: #fff;
}

.button.primary {
  background: var(--black);
  color: #fff;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.18);
}

.button.ghost {
  color: var(--black);
  border: 2px solid var(--black);
  background: #fff;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.16);
}

.hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  gap: 50px;
  padding: 72px 72px 78px;
  background: #ffde35;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 92px;
  background: var(--cream);
  clip-path: polygon(0 48%, 100% 0, 100% 100%, 0 100%);
}

.hero-copy {
  position: relative;
  z-index: 1;
  align-self: center;
  max-width: 650px;
}

.eyebrow {
  margin: 0 0 16px;
  color: #0d9c7b;
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--black);
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(56px, 7vw, 96px);
  line-height: 0.98;
  font-weight: 950;
  letter-spacing: 0;
}

h1 span {
  display: inline-block;
  margin: 6px 0;
  padding: 8px 18px 10px;
  border-radius: 8px;
  color: #fff;
  background: var(--black);
}

.nowrap {
  white-space: nowrap;
}

h2 {
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.14;
  font-weight: 950;
}

h3 {
  font-size: 24px;
  line-height: 1.35;
  font-weight: 950;
}

p {
  font-size: 16px;
  line-height: 1.9;
  font-weight: 700;
}

.hero-lead {
  margin-top: 28px;
  font-size: 20px;
  line-height: 1.85;
  max-width: 610px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.hero-badges {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
  max-width: 600px;
}

.hero-badges div {
  min-height: 92px;
  padding: 17px;
  border: 3px solid var(--black);
  border-radius: 8px;
  background: #fff;
  box-shadow: 5px 5px 0 var(--black);
}

.hero-badges b {
  display: block;
  font-size: 21px;
  font-weight: 950;
}

.hero-badges small {
  display: block;
  margin-top: 8px;
  color: #ef315d;
  font-weight: 950;
}

.hero-visual {
  position: relative;
  z-index: 1;
  align-self: center;
  border: 4px solid var(--black);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 12px 12px 0 var(--black);
}

.hero-visual img {
  width: 100%;
  height: 590px;
  object-fit: cover;
}

.section {
  padding: 92px 84px;
}

.section-heading.wide {
  max-width: 980px;
}

.section-heading p {
  margin-top: 18px;
  max-width: 780px;
}

.intro {
  background: var(--cream);
}

.intro-grid,
.item-grid,
.sns-grid,
.embed-grid {
  display: grid;
  gap: 22px;
}

.intro-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 44px;
}

.intro-grid article,
.item-grid article,
.flow-list article {
  border: 3px solid var(--black);
  border-radius: 8px;
  padding: 28px;
  background: #fff;
  box-shadow: 7px 7px 0 var(--black);
}

.intro-grid span {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--pink);
  color: #fff;
  font-weight: 950;
}

.intro-grid p,
.item-grid p,
.flow-list p {
  margin-top: 10px;
  color: #514b3d;
}

.items {
  background: #111;
  color: #fff;
}

.items .eyebrow {
  color: var(--yellow);
}

.items .section-heading p {
  color: #ece4cb;
}

#items h2 {
  white-space: nowrap;
}

.item-grid {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 42px;
}

.item-grid article {
  color: var(--ink);
}

.item-photo {
  width: 100%;
  height: 150px;
  border-radius: 8px;
  object-fit: cover;
  object-position: center;
  margin-bottom: 20px;
  border: 2px solid #dfe9ee;
  background: #f5f5f5;
}

.buyback {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px;
  align-items: center;
  background: #fff6da;
}

.buyback p {
  margin-top: 20px;
  max-width: 640px;
}

.buyback .button {
  margin-top: 32px;
}

.flow-list {
  display: grid;
  gap: 16px;
}

.flow-list article {
  box-shadow: none;
  display: grid;
  grid-template-columns: 56px 1fr;
  column-gap: 18px;
}

.flow-list b {
  grid-row: span 2;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--black);
  color: #fff;
  font-size: 20px;
}

.posts {
  background: #f9f0cf;
}

.embed-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  margin-top: 34px;
}

.instagram-media {
  min-height: 420px;
  width: 100%;
  margin: 0 !important;
  border: 3px solid var(--black) !important;
  border-radius: 8px !important;
  background: #fff !important;
  box-shadow: 7px 7px 0 var(--black);
}

.instagram-media a {
  display: block;
  padding: 28px;
  color: var(--black);
  font-weight: 950;
}

.sns-section {
  background: #191919;
  color: #fff;
}

.sns-section .eyebrow {
  color: #57a7ff;
}

.sns-section .section-heading p {
  color: #cfcfcf;
}

.sns-grid {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 30px;
}

.sns-card {
  min-height: 138px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 26px;
  border-radius: 0;
  background: #fff;
  color: #111;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sns-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
}

.sns-card span {
  display: block;
  font-size: 34px;
  line-height: 1;
  font-weight: 950;
}

.sns-card small {
  color: #666;
  font-weight: 800;
}

.sns-card.line span {
  color: #07c755;
  font-size: 44px;
}

.sns-card.instagram span {
  background: linear-gradient(90deg, #f58529, #dd2a7b, #8134af, #515bd4);
  -webkit-background-clip: text;
  color: transparent;
  font-family: Georgia, serif;
  font-style: italic;
}

.sns-card.pending span {
  color: #333;
}

.access {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 46px;
  background: var(--cream);
}

.shop-data {
  margin: 0;
  border: 3px solid var(--black);
  border-radius: 8px;
  background: #fff;
  box-shadow: 8px 8px 0 var(--black);
}

.shop-data div {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--line);
}

.shop-data div:last-child {
  border-bottom: 0;
}

.shop-data dt {
  font-weight: 950;
}

.shop-data dd {
  margin: 0;
  font-weight: 800;
}

.shop-data a {
  color: #078558;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 32px 72px;
  background: #111;
  color: #fff;
}

@media (max-width: 920px) {
  .site-header {
    height: auto;
    align-items: flex-start;
    padding: 18px;
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    width: 100%;
    overflow-x: auto;
    gap: 18px;
    padding-bottom: 4px;
  }

  .hero,
  .buyback,
  .access {
    grid-template-columns: 1fr;
  }

  .hero,
  .section {
    padding-left: 22px;
    padding-right: 22px;
  }

  .hero-badges,
  .intro-grid,
  .item-grid,
  .sns-grid,
  .embed-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual img {
    height: 360px;
  }

  .shop-data div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}