/* ============================================================
   MIYABI THE DOG — photo-first monochrome UI
   ============================================================ */

:root {
  --black: #0e0e0e;
  --ink: #1a1a1a;
  --gray-800: #2b2b2b;
  --gray-600: #565656;
  --gray-400: #9a9a9a;
  --gray-200: #d9d7d3;
  --white: #f6f5f2;
  --pure-white: #ffffff;
  --font-en: "Jost", sans-serif;
  --font-jp: "Zen Kaku Gothic New", sans-serif;
  --font-serif: "Shippori Mincho", serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-jp);
  background: var(--white);
  color: var(--ink);
  line-height: 1.9;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 1.1rem 2rem;
  color: var(--white);
  mix-blend-mode: difference;
}

.logo {
  font-family: var(--font-en);
  font-weight: 600;
  letter-spacing: 0.28em;
  font-size: 0.95rem;
}
.logo-dot { color: var(--gray-400); margin: 0 0.1em; }

.nav { display: flex; gap: 1.8rem; margin-left: auto; }
.nav a {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.85;
  transition: opacity 0.25s;
}
.nav a:hover { opacity: 1; }

html[lang="ja"] .nav a {
  font-family: var(--font-jp);
  letter-spacing: 0.14em;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.34rem;
  height: 32px;
  padding: 0 0.74rem;
  border: 1px solid rgba(246, 245, 242, 0.68);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
  cursor: pointer;
  opacity: 0.88;
  transition: opacity 0.25s, border-color 0.25s, background 0.25s;
}
.lang-toggle:hover,
.lang-toggle:focus-visible {
  opacity: 1;
  border-color: currentColor;
}
.lang-toggle:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}
.lang-toggle__option { opacity: 0.42; }
.lang-toggle__divider { opacity: 0.35; }
html[lang="ja"] .lang-toggle__option[data-lang-option="ja"],
html[lang="en"] .lang-toggle__option[data-lang-option="en"] {
  opacity: 1;
}

.header-ig { display: inline-flex; opacity: 0.85; transition: opacity 0.25s; }
.header-ig:hover { opacity: 1; }

.menu-btn { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.82rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  padding: 0.9rem 2.4rem;
  border: 1px solid currentColor;
  transition: background 0.3s, color 0.3s;
}
.btn-light { color: var(--white); }
.btn-light:hover { background: var(--white); color: var(--black); }
.btn-dark { color: var(--ink); }
.btn-dark:hover { background: var(--ink); color: var(--white); }

/* ---------- Shared ---------- */
.section-title {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  letter-spacing: 0.22em;
  line-height: 1.4;
}

.section-dark { background: var(--black); color: var(--white); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  height: 100svh;
  min-height: 540px;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14,14,14,0.55) 0%, rgba(14,14,14,0) 45%);
}

.hero-content {
  position: absolute;
  left: clamp(1.4rem, 4vw, 3.5rem);
  bottom: clamp(2.4rem, 7vh, 5rem);
  color: var(--pure-white);
}

.hero-title {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: clamp(2.8rem, 7vw, 5.4rem);
  letter-spacing: 0.12em;
  line-height: 1.08;
  text-shadow: 0 2px 24px rgba(0,0,0,0.35);
}

.hero-sub {
  margin-top: 1rem;
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  text-shadow: 0 1px 12px rgba(0,0,0,0.45);
}

/* ---------- Photos (masonry) ---------- */
.photos { padding: 4rem 0.5rem 0.5rem; }

.masonry {
  columns: 3;
  column-gap: 0.5rem;
}
.masonry figure {
  margin-bottom: 0.5rem;
  break-inside: avoid;
  overflow: hidden;
}
.masonry img {
  width: 100%;
  transition: transform 0.5s ease;
}
.masonry figure:hover img { transform: scale(1.03); }

/* ---------- Items ---------- */
.items { padding: 6rem 2rem; scroll-margin-top: 2rem; }
.items .section-title { text-align: center; margin-bottom: 3.5rem; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.product {
  background: var(--ink);
  border: 1px solid var(--gray-800);
  transition: border-color 0.3s, transform 0.3s;
}
.product:hover { border-color: var(--gray-400); transform: translateY(-4px); }

.product figure {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--pure-white);
}
.product img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.product:hover img { transform: scale(1.04); }

.product-meta {
  padding: 0.9rem 1.1rem 1rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.6rem;
}
.product-meta h3 { font-size: 0.88rem; font-weight: 500; letter-spacing: 0.04em; }
.product-price { font-family: var(--font-en); font-size: 0.95rem; letter-spacing: 0.06em; color: var(--gray-400); }

.items-cta { text-align: center; margin-top: 2.6rem; }

/* ---------- LINE stamps ---------- */
.stamps {
  max-width: 1000px;
  margin: 5.5rem auto 0;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
  border-top: 1px solid var(--gray-800);
  padding-top: 4rem;
}

.stamps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.stamps-grid img { border-radius: 6px; }

.stamps-text { text-align: center; }
.stamps-text h3 {
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  margin-bottom: 1.6rem;
  font-weight: 500;
}

/* ---------- Movie ---------- */
.movie { padding: 6rem 2rem; }

.movie-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  max-width: 1100px;
  margin: 0 auto;
}
.movie-grid video {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

/* ---------- Figure ---------- */
.figure { padding: 6.5rem 2rem; scroll-margin-top: 2rem; text-align: center; }
.figure-note {
  font-family: var(--font-en);
  letter-spacing: 0.35em;
  font-size: 0.8rem;
  color: var(--gray-400);
  margin: 1.4rem 0 3rem;
}

.figure-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  max-width: 1100px;
  margin: 0 auto;
}
.figure-grid a { overflow: hidden; display: block; }
.figure-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.figure-grid a:hover img { transform: scale(1.03); }

/* ---------- Roadmap ---------- */
.roadmap {
  padding: 6.5rem 2rem;
  text-align: center;
}
.roadmap-line { margin-top: 1.2rem; letter-spacing: 0.14em; }

.progress-wrap { max-width: 560px; margin: 3rem auto 0; }
.progress-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--gray-600);
  margin-bottom: 0.8rem;
}
.progress-bar {
  height: 6px;
  background: var(--gray-200);
  overflow: hidden;
  border-radius: 999px;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: var(--ink);
  border-radius: 999px;
  transition: width 1.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.roadmap-cta { margin-top: 3rem; }

/* ---------- Miyaviy boundary mascot ---------- */
.miyaviy-track {
  position: relative;
  height: 1px;
  background: var(--black);
  overflow: visible;
  z-index: 2;
}

.miyaviy {
  position: absolute;
  top: 1px;
  left: 0;
  z-index: 3;
  display: block;
  width: 64px;
  height: 69px;
  background-image: url("../img/miyaviy-spritesheet.webp");
  background-repeat: no-repeat;
  cursor: pointer;
  will-change: transform;
}

/* ---------- Footer ---------- */
.footer {
  position: relative;
  background: var(--black);
  color: var(--white);
  text-align: center;
  padding: 5rem 2rem 2.6rem;
  overflow: hidden;
}
.footer-kanji {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-serif);
  font-size: 14rem;
  color: var(--gray-800);
  opacity: 0.25;
  pointer-events: none;
  line-height: 1;
}
.footer-logo {
  position: relative;
  font-family: var(--font-en);
  letter-spacing: 0.4em;
  font-size: 1rem;
  margin-bottom: 2rem;
}
.footer-links {
  position: relative;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.6rem;
}
.footer-links a {
  font-family: var(--font-en);
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gray-400);
  transition: color 0.25s;
}
.footer-links a:hover { color: var(--white); }
.footer-copy {
  position: relative;
  font-family: var(--font-en);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gray-600);
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .masonry { columns: 2; }
}

@media (max-width: 860px) {
  .nav { display: none; }
  .nav.is-open {
    display: flex;
    position: fixed;
    inset: 0;
    background: var(--black);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.2rem;
    font-size: 1.1rem;
  }
  .menu-btn {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 110;
    color: inherit;
  }
  .site-header:has(.nav.is-open) .header-ig { display: none; }
  .menu-btn span {
    width: 26px;
    height: 1.5px;
    background: currentColor;
    transition: transform 0.3s;
  }
  .menu-btn.is-open span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-btn.is-open span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .lang-toggle {
    flex: 0 0 auto;
    height: 30px;
    margin-left: auto;
    padding: 0 0.58rem;
    font-size: 0.64rem;
  }
  .header-ig { margin-left: 0; }
  .site-header {
    gap: 0.9rem;
    padding: 1rem 1rem;
  }
  .logo {
    font-size: 0.76rem;
    letter-spacing: 0.18em;
  }

  .miyaviy {
    width: 52px;
    height: 56px;
  }

  .figure-grid { grid-template-columns: 1fr; max-width: 440px; }
  .stamps { grid-template-columns: 1fr; gap: 2.2rem; }
  .movie-grid { grid-template-columns: 1fr; max-width: 420px; }
  .items, .movie, .figure, .roadmap { padding-left: 1.2rem; padding-right: 1.2rem; }
}

@media (max-width: 560px) {
  .masonry { columns: 2; column-gap: 0.4rem; }
  .masonry figure { margin-bottom: 0.4rem; }
  .photos { padding: 0 0.4rem 0.4rem; }
}