:root {
  --kt-bg: #0d0d0d;
  --kt-surface: #171717;
  --kt-surface-2: #212121;
  --kt-line: rgba(255, 255, 255, 0.1);
  --kt-text: #f2f2ee;
  --kt-muted: #a8aaa2;
  --kt-dim: #73766d;
  --kt-accent: #32c27c;
  --kt-warm: #f1a23a;
  --kt-danger: #ff6b6b;
  --kt-radius: 8px;
  --kt-max: 1480px;
  --kt-header: 66px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--kt-text);
  background: var(--kt-bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

button,
input {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--kt-line);
  background: rgba(13, 13, 13, 0.88);
  backdrop-filter: blur(16px);
}

.site-header.is-shadowed {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}

.site-header__inner {
  width: min(var(--kt-max), calc(100% - 32px));
  min-height: var(--kt-header);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  font-weight: 800;
  letter-spacing: 0;
}

.site-brand__mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: #06150d;
  background: var(--kt-accent);
}

.custom-logo {
  max-height: 42px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  color: var(--kt-muted);
  font-size: 14px;
}

.site-nav a:hover {
  color: var(--kt-text);
}

.site-search,
.archive-search {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-search {
  margin-left: auto;
}

.site-search input,
.archive-search input {
  min-width: 180px;
  height: 38px;
  border: 1px solid var(--kt-line);
  border-radius: var(--kt-radius);
  color: var(--kt-text);
  background: rgba(255, 255, 255, 0.06);
  padding: 0 12px;
}

.site-search button,
.archive-search button,
.archive-head__link,
.gallery-side__login,
.reader-bar__button,
.viewer-button,
.index-panel button {
  border: 1px solid var(--kt-line);
  border-radius: var(--kt-radius);
  color: var(--kt-text);
  background: var(--kt-surface-2);
  cursor: pointer;
}

.site-search button,
.archive-search button,
.archive-head__link {
  height: 38px;
  padding: 0 14px;
}

.site-main {
  width: min(var(--kt-max), calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.archive-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0 24px;
}

.archive-head h1 {
  margin: 0;
  font-size: clamp(24px, 3vw, 42px);
  line-height: 1.15;
}

.archive-head p {
  margin: 8px 0 0;
  color: var(--kt-muted);
}

.archive-head__link {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.content-section + .content-section {
  margin-top: 34px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.25;
}

.gallery-card,
.text-card {
  min-width: 0;
  border: 1px solid var(--kt-line);
  border-radius: var(--kt-radius);
  overflow: hidden;
  background: var(--kt-surface);
}

.gallery-card__media {
  position: relative;
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #111;
}

.gallery-card__media img,
.gallery-card__empty {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.gallery-card__media img {
  transition: transform 0.35s ease, opacity 0.25s ease;
}

.gallery-card:hover .gallery-card__media img {
  transform: scale(1.035);
}

.gallery-card__empty {
  background: linear-gradient(135deg, #1e1e1e, #101010);
}

.gallery-card__count {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 2px 7px;
  border-radius: 99px;
  color: #0e0e0e;
  background: var(--kt-warm);
  font-size: 12px;
  font-weight: 800;
}

.gallery-card__type {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 2px 7px;
  border-radius: 99px;
  color: var(--kt-text);
  background: rgba(0, 0, 0, 0.62);
  font-size: 12px;
  font-weight: 700;
}

.gallery-card__body {
  padding: 10px 11px 12px;
}

.gallery-card__body h2,
.text-card h2 {
  margin: 0;
  font-size: 15px;
  line-height: 1.35;
}

.gallery-card__body p,
.text-card p {
  margin: 6px 0 0;
  color: var(--kt-muted);
  font-size: 13px;
  line-height: 1.45;
}

.gallery-card__terms {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 21px;
  margin-top: 9px;
}

.gallery-card__terms a,
.gallery-side__terms a {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 1px 8px;
  border-radius: 99px;
  color: var(--kt-muted);
  background: rgba(255, 255, 255, 0.07);
  font-size: 12px;
}

.text-card {
  padding: 16px;
}

.article-page {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: 22px 0 64px;
}

.article-page__header {
  padding-bottom: 22px;
}

.article-page__back {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--kt-accent);
  font-size: 14px;
}

.article-page__header h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.16;
}

.article-page__header p {
  margin: 10px 0 0;
  color: var(--kt-muted);
}

.article-page__cover {
  margin: 0 0 26px;
  overflow: hidden;
  border-radius: var(--kt-radius);
  background: var(--kt-surface);
}

.article-page__cover img {
  width: 100%;
  display: block;
}

.article-page__content {
  color: var(--kt-text);
}

.article-page__content a {
  color: var(--kt-accent);
}

.article-page__content img {
  display: block;
  margin: 18px auto;
  border-radius: 4px;
}

.pagination-nav {
  margin-top: 28px;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.page-numbers {
  min-width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--kt-line);
  border-radius: var(--kt-radius);
  color: var(--kt-muted);
  background: var(--kt-surface);
}

.page-numbers.current {
  color: #07130d;
  border-color: var(--kt-accent);
  background: var(--kt-accent);
}

.empty-state {
  border: 1px solid var(--kt-line);
  border-radius: var(--kt-radius);
  padding: 24px;
  color: var(--kt-muted);
  background: var(--kt-surface);
}

.single-gallery {
  width: min(1840px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: 0;
}

.gallery-side {
  border-right: 1px solid var(--kt-line);
  background: #101010;
}

.gallery-side__sticky {
  position: sticky;
  top: var(--kt-header);
  min-height: calc(100vh - var(--kt-header));
  padding: 24px;
}

.gallery-side__back {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--kt-accent);
  font-size: 14px;
}

.gallery-side h1 {
  margin: 0;
  font-size: 25px;
  line-height: 1.25;
}

.gallery-side__subtitle {
  margin: 12px 0 0;
  color: var(--kt-muted);
}

.gallery-side__meta {
  margin: 22px 0 0;
}

.gallery-side__meta div {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--kt-line);
}

.gallery-side__meta dt {
  color: var(--kt-dim);
}

.gallery-side__meta dd {
  margin: 0;
  color: var(--kt-text);
}

.gallery-side__terms {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.gallery-side__login {
  width: 100%;
  min-height: 42px;
  margin-top: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #07130d;
  border-color: var(--kt-accent);
  background: var(--kt-accent);
}

.gallery-side__content {
  margin-top: 22px;
  color: var(--kt-muted);
  font-size: 14px;
}

.reader-shell {
  min-width: 0;
  background: #050505;
}

.kantu-reader {
  position: relative;
  min-height: calc(100vh - var(--kt-header));
}

.reader-bar {
  position: sticky;
  top: var(--kt-header);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 5, 5, 0.84);
  backdrop-filter: blur(14px);
}

.reader-bar__button {
  height: 34px;
  min-width: 68px;
  padding: 0 12px;
}

.reader-bar__button:hover,
.viewer-button:hover,
.index-panel button:hover {
  border-color: rgba(50, 194, 124, 0.55);
}

.reader-bar__progress {
  min-width: 84px;
  color: var(--kt-muted);
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.reader-feed {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 18px 20px 80px;
}

.kantu-reader.is-dense .reader-feed {
  width: min(100%, 1480px);
  columns: 2 460px;
  column-gap: 10px;
}

.reader-item {
  position: relative;
  display: block;
  width: 100%;
  min-height: 180px;
  margin: 0 auto 14px;
  overflow: hidden;
  border-radius: 2px;
  background: #101010;
  break-inside: avoid;
  cursor: zoom-in;
}

.reader-item::before {
  content: "";
  display: block;
  padding-top: var(--item-ratio, 140%);
}

.reader-item img,
.reader-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.reader-item img {
  object-fit: contain;
  background: #050505;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.reader-item.is-loaded img {
  opacity: 1;
}

.reader-placeholder {
  display: grid;
  place-items: center;
  color: var(--kt-dim);
  font-size: 13px;
  background: linear-gradient(120deg, #101010 0%, #181818 45%, #111 100%);
}

.reader-caption {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 2px 7px;
  border-radius: 99px;
  color: rgba(255, 255, 255, 0.72);
  background: rgba(0, 0, 0, 0.45);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.reader-status {
  padding: 0 20px 42px;
  color: var(--kt-muted);
  text-align: center;
}

.reader-sentinel {
  height: 1px;
}

.reader-lock {
  width: min(760px, calc(100% - 40px));
  margin: 24px auto 90px;
  padding: 24px;
  border: 1px solid rgba(241, 162, 58, 0.38);
  border-radius: var(--kt-radius);
  color: var(--kt-muted);
  background: rgba(241, 162, 58, 0.08);
  text-align: center;
}

.reader-lock a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  margin-top: 12px;
  padding: 0 14px;
  border-radius: var(--kt-radius);
  color: #111;
  background: var(--kt-warm);
}

.kantu-viewer {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  grid-template-rows: 56px minmax(0, 1fr);
  background: rgba(0, 0, 0, 0.96);
}

.kantu-viewer[hidden],
.index-panel[hidden] {
  display: none;
}

.viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.viewer-title {
  min-width: 88px;
  color: var(--kt-muted);
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.viewer-button {
  height: 36px;
  min-width: 42px;
  padding: 0 10px;
}

.viewer-button.is-primary {
  color: #07130d;
  border-color: var(--kt-accent);
  background: var(--kt-accent);
}

.viewer-canvas {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  touch-action: none;
}

.viewer-canvas img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: auto;
  height: auto;
  max-width: 96vw;
  max-height: calc(100vh - 74px);
  transform: translate(-50%, -50%) translate(var(--pan-x, 0), var(--pan-y, 0)) scale(var(--zoom, 1));
  transform-origin: center;
  will-change: transform;
  user-select: none;
}

.viewer-canvas.is-dragging {
  cursor: grabbing;
}

.index-panel {
  position: fixed;
  top: var(--kt-header);
  right: 18px;
  bottom: 18px;
  z-index: 210;
  width: min(380px, calc(100% - 36px));
  border: 1px solid var(--kt-line);
  border-radius: var(--kt-radius);
  background: rgba(18, 18, 18, 0.98);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

.index-panel__head {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px 0 16px;
  border-bottom: 1px solid var(--kt-line);
}

.index-panel__grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  max-height: calc(100% - 48px);
  overflow: auto;
  padding: 12px;
}

.index-panel button {
  min-height: 34px;
  padding: 0;
  color: var(--kt-muted);
  font-variant-numeric: tabular-nums;
}

.index-panel button.is-current {
  color: #07130d;
  border-color: var(--kt-accent);
  background: var(--kt-accent);
}

.index-panel button.is-locked {
  color: var(--kt-dim);
  background: rgba(255, 255, 255, 0.035);
}

.site-footer {
  border-top: 1px solid var(--kt-line);
  background: #090909;
}

.site-footer__inner {
  width: min(var(--kt-max), calc(100% - 32px));
  min-height: 58px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--kt-dim);
  font-size: 14px;
}

body.viewer-open {
  overflow: hidden;
}

@media (max-width: 1280px) {
  .gallery-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .single-gallery {
    grid-template-columns: 1fr;
  }

  .gallery-side {
    border-right: 0;
    border-bottom: 1px solid var(--kt-line);
  }

  .gallery-side__sticky {
    position: relative;
    top: auto;
    min-height: auto;
    padding: 20px;
  }

  .gallery-side__meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 16px;
  }
}

@media (max-width: 980px) {
  .gallery-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .site-search input {
    min-width: 130px;
  }
}

@media (max-width: 760px) {
  :root {
    --kt-header: 58px;
  }

  .site-header__inner {
    width: calc(100% - 20px);
    min-height: var(--kt-header);
    gap: 12px;
  }

  .site-brand__text {
    display: none;
  }

  .site-nav {
    display: none;
  }

  .site-search input {
    min-width: 0;
    width: 100%;
  }

  .site-search button span {
    display: none;
  }

  .site-search button::before {
    content: "搜";
  }

  .site-main {
    width: calc(100% - 20px);
    padding-top: 18px;
  }

  .archive-head {
    align-items: stretch;
    flex-direction: column;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .gallery-card__body {
    padding: 9px;
  }

  .reader-feed {
    padding: 10px 5px 70px;
  }

  .kantu-reader.is-dense .reader-feed {
    columns: 2 150px;
    column-gap: 6px;
  }

  .reader-item {
    margin-bottom: 7px;
  }

  .reader-bar {
    justify-content: space-between;
    min-height: 48px;
    padding: 7px 8px;
  }

  .reader-bar__button {
    min-width: 56px;
    padding: 0 8px;
  }

  .viewer-toolbar {
    justify-content: flex-start;
    overflow-x: auto;
  }

  .viewer-title {
    min-width: 72px;
  }

  .index-panel {
    top: 70px;
  }

  .index-panel__grid {
    grid-template-columns: repeat(6, 1fr);
  }
}