/* Mobile-first styles for the masks2 gallery. Scoped to body.masks2-page to avoid collisions. */
:root {
  --masks2-ink: #e9eef8;
  --masks2-muted: #9fb2d3;
  --masks2-surface: rgba(255, 255, 255, 0.06);
  --masks2-surface-strong: rgba(255, 255, 255, 0.1);
  --masks2-border: rgba(255, 255, 255, 0.16);
  --masks2-accent: #5da8ff;
  --masks2-accent-2: #9a6bff;
  --masks2-gold: #d8b97c;
  --masks2-bg1: #060814;
  --masks2-bg2: #0b1030;
  --masks2-shadow: 0 20px 60px rgba(0, 0, 0, 0.38);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body.masks2-page {
  margin: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(90, 141, 255, 0.25), transparent 32%),
    radial-gradient(circle at 84% 10%, rgba(154, 107, 255, 0.25), transparent 30%),
    linear-gradient(160deg, var(--masks2-bg2), var(--masks2-bg1));
  color: var(--masks2-ink);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.masks2-page a {
  color: var(--masks2-gold);
  text-decoration: none;
}

body.masks2-page a:hover {
  text-decoration: underline;
}

.masks-shell {
  width: min(1080px, 100%);
  margin: 0 auto;
  padding: 18px 16px 40px;
}

.masks-hero {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--masks2-border);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: var(--masks2-shadow);
  margin-bottom: 20px;
}

.masks-hero h1 {
  margin: 0 0 8px;
  font-size: clamp(24px, 5vw, 34px);
  letter-spacing: 0.02em;
}

.masks-hero p {
  margin: 0;
  color: var(--masks2-muted);
}

.masks-mask-category {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--masks2-gold);
}

.masks-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.masks-button {
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--masks2-border);
  color: var(--masks2-ink);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  cursor: pointer;
  box-shadow: var(--masks2-shadow);
  transition: transform 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
  min-height: 44px;
}

.masks-button.is-primary {
  background: linear-gradient(135deg, var(--masks2-accent), var(--masks2-accent-2));
  border-color: rgba(255, 255, 255, 0.2);
}

.masks-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.masks-hero-visual {
  position: relative;
  min-height: 200px;
  border-radius: 16px;
  border: 1px solid var(--masks2-border);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(93, 168, 255, 0.45), rgba(154, 107, 255, 0.35));
}

.masks-hero-visual::before,
.masks-hero-visual::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.masks-hero-visual::after {
  inset: 22px;
  border: 1px solid rgba(216, 185, 124, 0.35);
}

.masks-card-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 22px;
}

.masks-card {
  position: relative;
  padding: 16px;
  border-radius: 16px;
  background: var(--masks2-surface);
  border: 1px solid var(--masks2-border);
  box-shadow: var(--masks2-shadow);
  overflow: hidden;
}

.masks-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), transparent 50%);
  opacity: 0.4;
  pointer-events: none;
}

.masks-card h3 {
  margin: 0 0 6px;
  font-size: 18px;
  color: var(--masks2-ink);
}

.masks-card p {
  margin: 0;
  color: var(--masks2-muted);
}

.masks-card ul {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.masks-card li {
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--masks2-ink);
  border: 1px solid var(--masks2-border);
  font-size: 13px;
}

.masks-gradient-blue {
  background: linear-gradient(135deg, rgba(93, 168, 255, 0.65), rgba(47, 168, 255, 0.52));
}

.masks-gradient-wine {
  background: linear-gradient(135deg, rgba(98, 53, 165, 0.7), rgba(154, 107, 255, 0.62));
}

.masks-mini-index {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--masks2-border);
  background: var(--masks2-surface);
  box-shadow: var(--masks2-shadow);
}

.masks-mini-index h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

.masks-pill-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 10px;
}

.masks-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--masks2-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--masks2-ink);
  transition: border-color 120ms ease, transform 120ms ease;
  min-height: 44px;
}

.masks-pill small {
  color: var(--masks2-muted);
}

.masks-pill:hover {
  border-color: rgba(216, 185, 124, 0.7);
  transform: translateY(-1px);
}

.masks-layout {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.masks-sidebar {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--masks2-border);
  background: var(--masks2-surface);
  box-shadow: var(--masks2-shadow);
}

.masks-sidebar h2 {
  margin: 0 0 10px;
  font-size: 17px;
}

.masks-mobile-chips {
  display: block;
  margin-bottom: 10px;
}

.masks-scroll-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.masks-chip {
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--masks2-border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--masks2-ink);
  font-size: 13px;
  white-space: nowrap;
  min-height: 36px;
}

.masks-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.masks-list-item {
  border: 1px solid var(--masks2-border);
  border-radius: 14px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--masks2-ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-color 120ms ease, background 120ms ease, transform 120ms ease;
  min-height: 48px;
}

.masks-list-item span:last-child {
  color: var(--masks2-muted);
  font-size: 12px;
}

.masks-list-item.is-active {
  border-color: rgba(216, 185, 124, 0.8);
  background: rgba(216, 185, 124, 0.12);
  transform: translateY(-1px);
}

.masks-detail {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--masks2-border);
  background: var(--masks2-surface-strong);
  box-shadow: var(--masks2-shadow);
}

.masks-mask-header {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items: center;
  margin-bottom: 16px;
}

.masks-mask-meta h1,
.masks-mask-title {
  margin: 0 0 6px;
  font-size: clamp(22px, 5vw, 28px);
}

.masks-mask-role {
  margin: 0 0 10px;
  color: var(--masks2-muted);
}

.masks-mask-visual {
  display: flex;
  justify-content: center;
}

.masks-mask-image-frame {
  position: relative;
  width: min(380px, 100%);
  aspect-ratio: 4 / 5;
  border-radius: 18px;
  border: 1px solid var(--masks2-border);
  overflow: hidden;
  background: linear-gradient(145deg, rgba(216, 185, 124, 0.18), rgba(93, 168, 255, 0.18));
  box-shadow: var(--masks2-shadow);
}

.masks-mask-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.masks-mask-halo {
  position: absolute;
  inset: 8px;
  border-radius: 14px;
  border: 1px solid rgba(216, 185, 124, 0.32);
  pointer-events: none;
}

.masks-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.masks-section {
  border: 1px solid var(--masks2-border);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.03);
  margin-bottom: 12px;
}

.masks-section-title {
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
}

.masks-section-title::before {
  content: "";
  width: 14px;
  height: 2px;
  background: linear-gradient(90deg, var(--masks2-gold), transparent);
  border-radius: 99px;
}

.masks-section-body {
  color: var(--masks2-muted);
  line-height: 1.7;
}

.masks-empty {
  color: var(--masks2-muted);
  text-align: center;
  padding: 14px 0;
}

@media (min-width: 600px) {
  .masks-shell {
    padding: 20px 18px 48px;
  }

  .masks-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .masks-pill-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .masks-hero {
    grid-template-columns: 1.1fr 0.9fr;
    display: grid;
  }

  .masks-layout {
    gap: 18px;
  }

  .masks-mask-header {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

@media (min-width: 960px) {
  .masks-shell {
    padding: 22px 20px 56px;
  }

  .masks-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .masks-pill-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .masks-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    align-items: start;
  }

  .masks-sidebar {
    position: sticky;
    top: 18px;
  }

  .masks-mobile-chips {
    display: none;
  }
}