:root {
  --bg-primary: #14142a;
  --bg-secondary: #16213e;
  --bg-card: #0f1729;
  --bg-elevated: #1c2747;
  --gold: #d4af37;
  --gold-bright: #f4d96b;
  --gold-soft: #c8a94a;
  --text-primary: #f4f4f6;
  --text-secondary: #9aa3b8;
  --text-muted: #6b7488;
  --border: rgba(212, 175, 55, 0.18);
  --border-strong: rgba(212, 175, 55, 0.4);
  --shadow: 0 10px 36px rgba(0, 0, 0, 0.55);
  --shadow-gold: 0 6px 28px rgba(212, 175, 55, 0.18);
  --radius: 14px;
  --radius-sm: 8px;
  --max: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN",
          "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse at 20% -10%, rgba(40, 56, 110, 0.55), transparent 55%),
    radial-gradient(ellipse at 100% 0%, rgba(212, 175, 55, 0.06), transparent 45%);
  background-attachment: fixed;
}

/* ===== Accessibility ===== */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

:focus-visible {
  outline: 3px solid var(--gold-bright);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(20, 20, 42, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark { font-size: 1.6rem; line-height: 1; }

.brand-text { display: flex; flex-direction: column; }

.site-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.site-tagline {
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  color: var(--text-muted);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: clamp(3rem, 9vw, 6rem) 1.5rem clamp(2.5rem, 6vw, 4rem);
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background-color: var(--bg-secondary);
  background-image:
    linear-gradient(180deg, rgba(20, 20, 42, 0.55), rgba(20, 20, 42, 0.9)),
    image-set(url("images/assets/hero.jpg") 1x);
  background-size: cover;
  background-position: center;
}

.hero-inner { max-width: 760px; margin: 0 auto; position: relative; z-index: 1; }

.hero-title {
  font-size: clamp(1.7rem, 5.5vw, 3rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
}

.hero-lead {
  margin-top: 1.1rem;
  color: #d7dbe6;
  font-size: clamp(0.95rem, 2.2vw, 1.1rem);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.7);
}

.hero-pr {
  margin-top: 1.4rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  background: rgba(15, 23, 41, 0.6);
  display: inline-block;
  padding: 0.3rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
}

/* ===== Controls ===== */
.controls {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.25rem 1rem;
}

.search-wrap { display: block; }

.search-box {
  width: 100%;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 1rem;
  margin-bottom: 1.4rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box:focus { outline: none; border-color: var(--gold); box-shadow: var(--shadow-gold); }
.search-box::placeholder { color: var(--text-muted); }

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  margin-bottom: 0.85rem;
}

.filter-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  min-width: 58px;
}

.filter-btn {
  padding: 0.45rem 1.05rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: inherit;
  transition: all 0.18s;
}
.filter-btn:hover { border-color: var(--border-strong); color: var(--gold); }
.filter-btn.active {
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #14142a;
  border-color: var(--gold);
  font-weight: 700;
}

/* ===== Tabs ===== */
.tabs {
  max-width: var(--max);
  margin: 0.5rem auto 0;
  padding: 0 1.25rem;
  display: flex;
  gap: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.tab {
  padding: 0.8rem 1.4rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  transition: color 0.18s, border-color 0.18s;
}
.tab:hover { color: var(--gold); }
.tab.active { color: var(--gold); border-bottom-color: var(--gold); }

/* ===== Movies ===== */
.movies {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
}

.movie-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  animation: fadeIn 0.4s ease-out;
}

.movie-header {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 1.6rem;
  padding: 1.6rem;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
  border-bottom: 1px solid var(--border);
}

.movie-poster {
  width: 150px;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  background: var(--bg-elevated);
}

.movie-info { display: flex; flex-direction: column; min-width: 0; }

.movie-title {
  font-size: 1.55rem;
  color: var(--gold);
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.movie-credit {
  margin-top: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.movie-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.7rem 0;
}
.movie-meta span {
  font-size: 0.72rem;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-secondary);
}
.movie-meta .meta-type {
  background: rgba(212, 175, 55, 0.12);
  border-color: var(--border-strong);
  color: var(--gold);
  font-weight: 700;
}

.movie-description { color: var(--text-secondary); font-size: 0.92rem; }

/* ===== Items ===== */
.items {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  padding: 1.6rem;
}
@media (min-width: 620px) { .items { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .items { grid-template-columns: repeat(3, 1fr); } }

.item-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.item-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-gold);
}

.item-thumb { position: relative; }

.item-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #fff;
  display: block;
}

.item-category {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: #14142a;
  background: var(--gold);
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
}

.item-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}

.item-name { font-size: 1.02rem; font-weight: 700; line-height: 1.4; }

.item-scene {
  font-size: 0.84rem;
  color: var(--text-secondary);
  flex: 1;
  border-left: 2px solid var(--gold);
  padding-left: 0.7rem;
}

.item-buy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: auto;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #14142a;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: transform 0.18s, filter 0.18s;
}
.item-buy:hover { filter: brightness(1.08); transform: translateY(-1px); }
.item-buy-icon { font-size: 0.9em; }

/* ===== Empty ===== */
.empty {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
}
.empty h3 { color: var(--gold); font-size: 1.3rem; margin-bottom: 0.5rem; }

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
}
.disclosure, .disclosure-note {
  max-width: 720px;
  margin: 0 auto 0.8rem;
  font-size: 0.74rem;
  line-height: 1.65;
}
.disclosure-note { color: var(--text-muted); }
.copyright { margin-top: 1rem; font-size: 0.78rem; letter-spacing: 0.04em; }

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; transition: none !important; }
}

/* ===== Mobile ===== */
@media (max-width: 600px) {
  .movie-header { grid-template-columns: 96px 1fr; gap: 1rem; padding: 1.1rem; }
  .movie-poster { width: 96px; }
  .movie-title { font-size: 1.2rem; }
  .items { padding: 1.1rem; }
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab { white-space: nowrap; }
  .filter-label { width: 100%; margin-bottom: 0.2rem; }
}