/* ===== tsukiyo ===== */
:root {
  --base: #0D1321;
  --gold: #C9A86A;
  --ink: #F2EFE9;
  --ink-dim: rgba(242, 239, 233, 0.65);
  --line: rgba(201, 168, 106, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
  color: var(--ink);
  background: var(--base);
  line-height: 2.1;
  letter-spacing: 0.08em;
  font-size: 14px;
}

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

.en {
  font-family: "Cormorant Garamond", serif;
  font-weight: 300;
  letter-spacing: 0.3em;
}

h1, h2, h3 {
  font-family: "Noto Serif JP", serif;
  font-weight: 300;
}

/* ---- ボタン ---- */
.btn {
  display: inline-block;
  color: var(--ink);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.15em;
  border: 1px solid var(--gold);
  padding: 15px 48px;
  transition: background 0.3s ease, color 0.3s ease;
}

.btn:hover {
  background: var(--gold);
  color: var(--base);
}

/* ---- ファーストビュー ---- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
}

.hero__photo {
  position: absolute;
  inset: 0;
}

.hero__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.hero__photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13, 19, 33, 0.2), rgba(13, 19, 33, 0.9));
}

.hero__body {
  position: relative;
  z-index: 1;
  width: 100%;
  text-align: center;
  padding: 0 24px 88px;
}

.hero__brand {
  font-size: 15px;
  color: var(--gold);
  margin-bottom: 24px;
}

.hero__copy {
  font-size: 26px;
  letter-spacing: 0.14em;
  margin-bottom: 16px;
}

.hero__sub {
  font-size: 12px;
  color: var(--ink-dim);
  margin-bottom: 40px;
}

/* ---- セクション共通 ---- */
.section {
  padding: 88px 24px;
  max-width: 880px;
  margin: 0 auto;
}

.section__title {
  text-align: center;
  font-size: 15px;
  color: var(--gold);
  margin-bottom: 48px;
  position: relative;
  padding-bottom: 20px;
}

.section__title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 32px;
  height: 1px;
  background: var(--gold);
}

/* ---- ストーリー ---- */
.story {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  font-family: "Noto Serif JP", serif;
}

.story p {
  margin-bottom: 1.8em;
}

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

/* ---- 代表作 ---- */
.works {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: 400px;
  margin: 0 auto;
}

.work {
  text-decoration: none;
  color: var(--ink);
  text-align: center;
}

.work img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin-bottom: 18px;
  transition: opacity 0.3s ease;
}

.work:hover img {
  opacity: 0.8;
}

.work__name {
  font-size: 14px;
  margin-bottom: 4px;
}

.work__price {
  font-family: "Cormorant Garamond", serif;
  font-size: 16px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
}

.work__price span {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 11px;
  margin-left: 2px;
}

/* ---- こだわり ---- */
.crafts {
  max-width: 560px;
  margin: 0 auto;
}

.craft {
  border-top: 1px solid var(--line);
  padding: 32px 4px;
}

.craft:last-child {
  border-bottom: 1px solid var(--line);
}

.craft__title {
  font-size: 15px;
  color: var(--gold);
  margin-bottom: 10px;
}

.craft__text {
  font-size: 13px;
  color: var(--ink-dim);
}

/* ---- クロージング ---- */
.section--closing {
  text-align: center;
  padding-bottom: 120px;
}

.closing__copy {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  letter-spacing: 0.14em;
  margin-bottom: 36px;
}

/* ---- フッター ---- */
.footer {
  text-align: center;
  border-top: 1px solid var(--line);
  padding: 48px 24px;
}

.footer__brand {
  font-size: 14px;
  color: var(--gold);
  margin-bottom: 16px;
}

.footer__sample {
  font-size: 10px;
  color: var(--ink-dim);
}

.footer__sample a {
  color: var(--gold);
}

/* ---- フェードイン ---- */
.fade {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 1s ease, transform 1s ease;
}

.fade.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .fade {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---- PC ---- */
@media (min-width: 768px) {
  body {
    font-size: 15px;
  }

  .hero {
    align-items: center;
    justify-content: center;
  }

  .hero__body {
    padding: 120px 40px;
  }

  .hero__brand {
    font-size: 17px;
  }

  .hero__copy {
    font-size: 36px;
  }

  .hero__sub {
    font-size: 13px;
  }

  .section {
    padding: 120px 40px;
  }

  .section__title {
    font-size: 16px;
    margin-bottom: 64px;
  }

  .works {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: none;
  }

  .closing__copy {
    font-size: 22px;
  }
}