.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 12px var(--sp-5);
  min-height: 44px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: var(--fs-14);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: transform var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    box-shadow var(--t-fast) var(--ease);
}

.btn:active {
  transform: translateY(1px);
}

.btn svg {
  width: 16px;
  height: 16px;
  flex: none;
}

.btn--red {
  background: var(--red);
  color: #14121a;
  border-color: var(--red);
}

.btn--red:hover {
  background: color-mix(in srgb, var(--red) 86%, #ffffff);
  border-color: transparent;
  box-shadow: 0 8px 22px color-mix(in srgb, var(--red) 28%, transparent);
}

.btn--gold {
  background: var(--gold);
  color: #14121a;
  border-color: var(--gold);
}

.btn--gold:hover {
  background: color-mix(in srgb, var(--gold) 88%, #ffffff);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--gold) 30%, transparent);
}

.btn--ghost {
  border-color: var(--line-strong);
  color: var(--text);
  background: transparent;
}

.btn--ghost:hover {
  border-color: var(--text);
  background: color-mix(in srgb, var(--text) 5%, transparent);
}

.btn--ghost-inv {
  border-color: var(--line-inv);
  color: var(--text-inv);
}

.btn--ghost-inv:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn--link {
  padding: 6px 0;
  min-height: 32px;
  border: 0;
  border-radius: 0;
  background: none;
  color: var(--red-ink);
  font-weight: 600;
  border-bottom: 1px solid transparent;
}

.btn--link:hover {
  border-bottom-color: currentColor;
}

.section--deep .btn--link {
  color: var(--gold);
}

.poster-card {
  position: relative;
  min-width: 0;
}

.poster-card__link {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  min-width: 0;
}

.poster-card__frame {
  display: block;
  position: relative;
  width: 100%;
  aspect-ratio: var(--ratio-cover);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--paper-3);
  border: 1px solid var(--line);
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease),
    border-color var(--t-base) var(--ease);
}

.poster-card__frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}

.poster-card:hover .poster-card__frame {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-2);
}

.poster-card:hover .poster-card__frame img {
  transform: scale(1.045);
}

.poster-card__veil {
  position: absolute;
  inset: auto 0 0 0;
  height: 58%;
  background: linear-gradient(180deg, transparent, rgba(20, 18, 26, 0.82));
  pointer-events: none;
}

.poster-card__ep {
  position: absolute;
  left: var(--sp-3);
  bottom: var(--sp-3);
  padding: 3px 9px;
  border-radius: var(--r-pill);
  background: rgba(20, 18, 26, 0.72);
  border: 1px solid rgba(253, 251, 250, 0.18);
  color: var(--text-inv);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  backdrop-filter: blur(6px);
}

.poster-card__score {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  padding: 3px 8px;
  border-radius: var(--r-xs);
  background: rgba(20, 18, 26, 0.78);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.poster-card__tag {
  position: absolute;
  top: var(--sp-3);
  left: var(--sp-3);
  padding: 3px 8px;
  border-radius: var(--r-xs);
  background: var(--red);
  color: #14121a;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.poster-card__body {
  min-width: 0;
  display: block;
}

.poster-card__name {
  display: -webkit-box;
  margin: 0 0 4px;
  color: var(--text);
  font-size: var(--fs-16);
  font-weight: 600;
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}

.poster-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-12);
  color: var(--text-dim);
  letter-spacing: 0.02em;
  flex-wrap: wrap;
}

.poster-card__meta .sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
  flex: none;
}

.poster-card__link:hover .poster-card__name {
  color: var(--red-ink);
}

.poster-card__name {
  transition: color var(--t-fast) var(--ease);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: transparent;
  font-size: var(--fs-14);
  color: var(--text-dim);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.chip:hover {
  color: var(--text);
  border-color: var(--line-strong);
}

.chip[aria-pressed="true"],
.chip--on {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--text-inv);
}

.section--deep .chip {
  border-color: var(--line-inv);
  color: var(--text-inv-dim);
}

.section--deep .chip:hover {
  color: var(--text-inv);
}

.section--deep .chip[aria-pressed="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: var(--r-xs);
  border: 1px solid var(--line);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.tag--red {
  border-color: color-mix(in srgb, var(--red) 45%, transparent);
  color: var(--red-ink);
}

.tag--gold {
  border-color: color-mix(in srgb, var(--gold) 50%, transparent);
  color: var(--gold-ink);
}

.rank-list {
  display: flex;
  flex-direction: column;
}

.rank-row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 120px;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--line);
}

.section--deep .rank-row {
  border-bottom-color: var(--line-inv);
}

.rank-row__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-19);
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.rank-row:first-child .rank-row__idx,
.rank-row:nth-child(2) .rank-row__idx,
.rank-row:nth-child(3) .rank-row__idx {
  color: var(--red-ink);
}

.section--deep .rank-row:nth-child(-n + 3) .rank-row__idx {
  color: var(--gold);
}

.rank-row__main {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.rank-row__thumb {
  position: relative;
  width: 52px;
  aspect-ratio: var(--ratio-cover);
  flex: none;
  border-radius: var(--r-xs);
  overflow: hidden;
  border: 1px solid var(--line);
}

.rank-row__thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rank-row__title {
  min-width: 0;
}

.rank-row__name {
  display: inline-block;
  padding-block: 6px;
  font-size: var(--fs-16);
  font-weight: 600;
  line-height: 1.35;
}

.rank-row__sub {
  margin-top: 2px;
  font-size: var(--fs-12);
  color: var(--text-dim);
}

.rank-row__bar {
  position: relative;
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--line);
  overflow: hidden;
}

.section--deep .rank-row__bar {
  background: var(--line-inv);
}

.rank-row__bar span {
  position: absolute;
  inset: 0 auto 0 0;
  background: linear-gradient(90deg, var(--red), var(--gold));
  border-radius: inherit;
}

.rank-row__score {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--text-dim);
  margin-top: 6px;
  letter-spacing: 0.06em;
}

.update-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--sp-4);
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.update-row__time {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

.update-row__name {
  font-weight: 600;
  font-size: var(--fs-16);
}

.update-row__sub {
  font-size: var(--fs-12);
  color: var(--text-dim);
  margin-top: 2px;
}

.update-row__ep {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--gold-ink);
  white-space: nowrap;
}

.faq {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.faq__item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  overflow: hidden;
}

.faq__item[open] {
  border-color: var(--line-strong);
}

.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  cursor: pointer;
  font-size: var(--fs-16);
  font-weight: 600;
  list-style: none;
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__plus {
  width: 16px;
  height: 16px;
  flex: none;
  position: relative;
  transition: transform var(--t-base) var(--ease);
}

.faq__plus::before,
.faq__plus::after {
  content: "";
  position: absolute;
  background: var(--text-dim);
  border-radius: 1px;
}

.faq__plus::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 1.5px;
  transform: translateY(-50%);
}

.faq__plus::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1.5px;
  transform: translateX(-50%);
}

.faq__item[open] .faq__plus::after {
  transform: translateX(-50%) scaleY(0);
}

.faq__item[open] .faq__plus {
  transform: none;
}

.faq__body {
  padding: 0 var(--sp-5) var(--sp-5);
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--text-dim);
  max-width: 62ch;
}

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: none;
  padding: clamp(24px, 8vh, 96px) var(--sp-5) var(--sp-5);
  background: color-mix(in srgb, var(--ink) 72%, transparent);
  backdrop-filter: blur(8px);
}

.search-overlay.is-open {
  display: block;
}

.search-panel {
  width: min(100%, 720px);
  margin-inline: auto;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.search-field {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--line);
}

.search-field svg {
  width: 20px;
  height: 20px;
  color: var(--text-dim);
  flex: none;
}

.search-field input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font-size: var(--fs-19);
  padding: 6px 0;
  outline: none;
}

.search-field input::placeholder {
  color: var(--text-dim);
}

.search-close {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--text-dim);
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}

.search-results {
  max-height: min(52vh, 420px);
  overflow-y: auto;
  padding: var(--sp-3);
}

.search-result {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px var(--sp-3);
  border-radius: var(--r-sm);
  transition: background-color var(--t-fast) var(--ease);
}

.search-result:hover {
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

.search-result__thumb {
  position: relative;
  width: 34px;
  aspect-ratio: var(--ratio-cover);
  flex: none;
  border-radius: 3px;
  overflow: hidden;
}

.search-result__thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.search-result__name {
  font-size: var(--fs-14);
  font-weight: 600;
}

.search-result__sub {
  font-size: var(--fs-12);
  color: var(--text-dim);
}

.search-empty {
  padding: var(--sp-6) var(--sp-5);
  text-align: center;
  font-size: var(--fs-14);
  color: var(--text-dim);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-12);
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.crumbs a {
  color: var(--text-dim);
}

.crumbs a:hover {
  color: var(--text);
}

.crumbs__sep {
  opacity: 0.5;
}

.crumbs__now {
  color: var(--text);
}

.to-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 70;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  color: var(--text);
  box-shadow: var(--shadow-1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease),
    visibility var(--t-base) step-end;
}

.to-top.is-on {
  opacity: 1;
  visibility: visible;
  transform: none;
}