/* =====================
   CSS Variables
   ===================== */
:root {
  --bg: #0e0e12;
  --bg2: #16161d;
  --bg3: #1e1e28;
  --text: #f0ede8;
  --text-muted: #8a8796;
  --accent: #e84b4b;
  --accent2: #f5a623;
  --card-bg: #1a1a24;
  --card-border: rgba(255,255,255,0.06);
  --header-bg: rgba(14,14,18,0.92);
  --radius: 14px;
  --shadow: 0 8px 32px rgba(0,0,0,0.5);
  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Zen Kaku Gothic New', sans-serif;
}

body.light {
  --bg: #f5f2ed;
  --bg2: #ede9e2;
  --bg3: #ffffff;
  --text: #1a1a26;
  --text-muted: #6b6875;
  --accent: #c93333;
  --accent2: #d4891a;
  --card-bg: #ffffff;
  --card-border: rgba(0,0,0,0.08);
  --header-bg: rgba(245,242,237,0.93);
  --shadow: 0 8px 24px rgba(0,0,0,0.1);
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  transition: background 0.4s, color 0.4s;
  font-weight: 300;
}

/* =====================
   Header
   ===================== */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--card-border);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
  user-select: none;
}
.logo-coco { color: var(--text); }
.logo-r { color: var(--accent); }
.logo-market { color: var(--text); }

.genre-nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  flex: 1;
  scrollbar-width: none;
}
.genre-nav::-webkit-scrollbar { display: none; }

.genre-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  padding: 5px 12px;
  border-radius: 20px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  font-weight: 400;
}
.genre-btn:hover { color: var(--text); border-color: var(--card-border); }
.genre-btn.active { background: var(--accent); color: #fff; border-color: transparent; }

.theme-toggle {
  background: none;
  border: 1px solid var(--card-border);
  color: var(--text);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  flex-shrink: 0;
  transition: background 0.2s;
}
.theme-toggle:hover { background: var(--bg3); }

/* =====================
   Hero
   ===================== */
.hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 24px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(232,75,75,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 30%, rgba(245,166,35,0.10) 0%, transparent 60%);
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 640px;
  width: 100%;
}

.hero-eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.4;
  margin-bottom: 32px;
  font-weight: 700;
}

.search-form {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.search-input {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 14px 20px;
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus { border-color: var(--accent); }

.search-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
  white-space: nowrap;
}
.search-btn:hover { opacity: 0.88; }
.search-btn:active { transform: scale(0.97); }

.popular-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.tag-label { font-size: 0.78rem; color: var(--text-muted); }
.pop-tag {
  background: none;
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s;
}
.pop-tag:hover { color: var(--text); border-color: var(--accent); }

/* =====================
   Main
   ===================== */
.main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.results-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
}

.sort-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.sort-wrap select {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
}

/* Loader */
.loader {
  text-align: center;
  padding: 80px 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.loader-inner {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 16px;
}
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  animation: bounce 1.2s infinite ease-in-out;
}
.dot:nth-child(2) { animation-delay: 0.2s; }
.dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes bounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

/* Error */
.error-box {
  text-align: center;
  padding: 60px;
  color: var(--accent);
  font-size: 0.95rem;
}

/* =====================
   Items Grid
   ===================== */
.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.item-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
  animation: fadeUp 0.4s ease both;
}
.item-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.item-img-wrap {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--bg2);
}
.item-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.item-card:hover .item-img-wrap img { transform: scale(1.05); }

.item-rank {
  position: absolute;
  top: 8px; left: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
}

.item-body {
  padding: 14px;
}

.item-shop {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-name {
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.item-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.item-price {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent2);
}

.item-review {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.item-link {
  display: block;
  margin-top: 10px;
  background: var(--accent);
  color: #fff;
  text-align: center;
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px;
  border-radius: 8px;
  transition: opacity 0.2s;
}
.item-link:hover { opacity: 0.85; }

/* =====================
   Pagination
   ===================== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.page-btn {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  width: 40px; height: 40px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
}
.page-btn:hover { color: var(--text); border-color: var(--accent); }
.page-btn.active { background: var(--accent); color: #fff; border-color: transparent; }

/* =====================
   Footer
   ===================== */
.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 40px 24px;
  text-align: center;
}

.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.footer-logo { font-family: var(--font-serif); font-size: 1.1rem; }
.footer-note { font-size: 0.75rem; color: var(--text-muted); }
.footer-corp { font-size: 0.72rem; color: var(--text-muted); }

/* =====================
   Responsive
   ===================== */
@media (max-width: 600px) {
  .header-inner { padding: 0 16px; gap: 12px; }
  .hero { min-height: 360px; padding: 60px 16px; }
  .search-form { flex-direction: column; }
  .main { padding: 0 16px 60px; }
  .items-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}