/* ── Effects Page: layout ── */
.effects-page {
  background:
    linear-gradient(135deg, rgba(255, 248, 235, 0.82), rgba(244, 247, 251, 0.96) 42%, rgba(255, 255, 255, 0.96));
}
.effects-page .logo-link {
  color: var(--ink);
  text-decoration: none;
}
.effects-main {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px clamp(16px, 4vw, 48px) 96px;
}
.effects-filter-group {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
}
.effects-filter-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--atlas-muted, var(--ink-muted));
  flex-shrink: 0;
}
.effects-filter-btn[aria-pressed="true"] {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.effects-compact-intro {
  display: grid;
  grid-template-columns: minmax(240px, 0.45fr) minmax(0, 1fr);
  gap: 20px;
  align-items: end;
  padding: 24px 0 22px;
  border-bottom: 1px solid var(--border);
}
.effects-compact-intro h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: 0;
}
.effects-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.55fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: end;
  padding: clamp(48px, 9vw, 116px) 0 30px;
}
.effects-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 14px;
}
.effects-hero h1 {
  max-width: 880px;
  font-family: var(--font-display);
  font-size: clamp(42px, 8vw, 96px);
  line-height: 0.94;
  font-weight: 800;
  letter-spacing: 0;
  text-wrap: balance;
}
.effects-subcopy {
  max-width: 680px;
  margin-top: 22px;
  color: var(--ink-light);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.75;
  word-break: keep-all;
}
.effects-hero-panel {
  border: 1px solid rgba(34, 34, 34, 0.14);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 48px rgba(111, 78, 43, 0.08);
  border-radius: 14px;
  padding: 22px;
}
.effects-hero-panel span {
  display: block;
  font-family: var(--font-display);
  font-size: 64px;
  line-height: 1;
  font-weight: 800;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.effects-hero-panel strong {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
}
.effects-hero-panel p {
  margin-top: 12px;
  color: var(--ink-light);
  font-size: 13px;
  line-height: 1.7;
}
.effects-toolbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 24px;
}
.effects-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.effects-search {
  width: min(320px, 100%);
}
.effects-search:focus {
  width: min(360px, 100%);
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.effects-grid-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.effects-grid-heading h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 44px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0;
}
.effects-grid-heading p {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
}
.effects-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.effects-empty {
  grid-column: 1 / -1;
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.64);
  border-radius: 12px;
  padding: 36px;
  color: var(--ink-light);
  line-height: 1.7;
}

/* ── Effects Page: cards ── */
.effect-card {
  min-width: 0;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.84);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s, box-shadow 0.2s;
  transition-delay: calc(var(--effect-index, 0) * 35ms);
}
.effect-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.effect-card:hover,
.effect-card:focus-visible {
  border-color: rgba(192, 107, 43, 0.52);
  box-shadow: 0 18px 42px rgba(111, 78, 43, 0.11);
  outline: none;
}
.effect-card:active {
  transform: translateY(1px) scale(0.99);
}
.effect-card-body {
  padding: 16px;
}
.effect-card-kicker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
}
.effect-card-title {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0;
}
.effect-card-kr {
  margin-top: 4px;
  color: var(--ink-muted);
  font-size: 13px;
}
.effect-card-summary {
  margin-top: 10px;
  color: var(--ink-light);
  font-size: 13px;
  line-height: 1.65;
  word-break: keep-all;
}
.effect-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.effect-chip {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink);
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
}

/* ── Effects Page: modal content ── */
.effect-modal-container {
  width: min(860px, 94vw);
}
.effect-modal-close {
  width: 44px;
  height: 44px;
}
.effect-modal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 24px;
  align-items: center;
}
.effect-modal-hero .effect-demo {
  border: 1px solid var(--border);
  border-radius: 14px;
}
.effect-aliases,
.effect-check-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.effect-summary {
  margin-top: 14px;
  color: var(--ink-light);
  font-size: 15px;
  line-height: 1.8;
  word-break: keep-all;
}
.effect-check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.effect-check-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.68);
  padding: 14px;
}
.effect-check-card h3 {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0;
}
.effect-check-card ul,
.effect-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-light);
  font-size: 13px;
  line-height: 1.75;
}
.effect-guide-frame {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.effect-guide-frame.is-missing { display: none; }
.effect-guide-picture { display: block; }
.effect-guide-image {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  cursor: zoom-in;
}
.effect-guide-caption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--ink-muted);
  border-top: 1px solid var(--border);
}
.effect-copy-prompt {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(192, 107, 43, 0.18);
  border-radius: 6px;
  padding: 7px 10px;
  cursor: pointer;
}
.effect-lightbox.active {
  display: flex;
}

@media (max-width: 1180px) {
  .effects-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .effects-compact-intro,
  .effects-hero,
  .effect-modal-hero,
  .effect-check-grid {
    grid-template-columns: 1fr;
  }
  .effects-toolbar {
    flex-direction: column;
  }
  .effects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .effects-search,
  .effects-search:focus {
    width: 100%;
  }
  .effects-search-label {
    width: 100%;
  }
}
@media (max-width: 640px) {
  .effects-page .site-header { padding: 0 12px; }
  .effects-page .header-inner { gap: 10px; }
  .effects-page .header-right {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 6px;
    min-width: 0;
  }
  .effects-page .nav-link {
    padding: 4px 8px;
    font-size: 11px;
  }
  .effects-main {
    padding-top: 12px;
    padding-bottom: 72px;
  }
  .effects-compact-intro { padding-top: 18px; }
  .effects-grid-heading {
    align-items: flex-start;
    flex-direction: column;
  }
  .effects-grid { grid-template-columns: 1fr; }
  .effect-demo { min-height: 202px; }
  .effect-modal-container {
    width: 100vw;
    max-height: 95vh;
    border-radius: 20px 20px 0 0;
    align-self: flex-end;
  }
}
@media (prefers-reduced-motion: reduce) {
  .effects-page *,
  .effects-page *::before,
  .effects-page *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .effect-card,
  .demo-reveal-card,
  .demo-full,
  .demo-toast {
    opacity: 1;
    transform: none;
  }
  .demo-sheet,
  .demo-drawer,
  .demo-swipe-row,
  .demo-lightbox-thumb {
    transform: none;
  }
}