/* PINkumi skin — style.css
 * 순서: 1 tokens · 2 reset/base · 3 layout · 4 components · 5 pages · 6 editor content · 7 states/a11y · 8 responsive
 */

/* 1. tokens ------------------------------------------------------------ */
:root {
  --color-bg: #ffffff;
  --color-surface: #ffffff;
  --color-surface-subtle: #f7f8fa;
  --color-surface-hover: #f0f2f5;
  --color-text: #191f28;
  --color-text-secondary: #596273;
  --color-text-muted: #788292;
  --color-border: #e8ebef;
  --color-border-strong: #d5dae1;
  --color-accent: #df3447;
  --color-accent-hover: #c72b3e;
  --color-accent-soft: #fff1f3;
  --color-danger: #c8343f;
  --color-focus: #6b8fff;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --shadow-float: 0 8px 28px rgb(25 31 40 / 8%);

  --font-sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  --header-h: 64px;
  --gutter: 20px;
  --card-gap: 12px;
  --ease: cubic-bezier(.2, .6, .2, 1);
  --dur: 180ms;
}
@supports (color: color-mix(in srgb, red 50%, white)) {
  :root {
    --color-accent-hover: color-mix(in srgb, var(--color-accent) 86%, #000);
    --color-accent-soft: color-mix(in srgb, var(--color-accent) 8%, #fff);
  }
}

/* 2. reset and base ---------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: 160px; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
  min-width: 320px;
}
h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; }
a { color: inherit; text-decoration: none; }
img, svg, video, iframe { max-width: 100%; }
img { border: 0; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
.pk-sr {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.pk-skip {
  position: absolute; left: var(--space-3); top: -48px; z-index: 100;
  padding: var(--space-2) var(--space-4); background: var(--color-text); color: #fff;
  border-radius: var(--radius-sm); font-size: 14px;
}
.pk-skip:focus { top: var(--space-3); }
.pk-icon {
  width: 20px; height: 20px; flex: none; fill: none; stroke: currentColor;
  stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round;
}
.pk-icon--lg { width: 28px; height: 28px; }

/* 3. layout ------------------------------------------------------------ */
.pk-container { width: 100%; max-width: 1600px; margin: 0 auto; padding-inline: var(--gutter); }
.pk-container--detail { max-width: 1200px; }
.pk-container--explore { max-width: 1080px; }
.pk-container--home-feed { max-width: 1600px; }
.pk-main { min-height: calc(100vh - var(--header-h)); padding-bottom: var(--space-8); }

.pk-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-bg);
}
body:not(:has(.pk-home)) .pk-header { border-bottom: 1px solid var(--color-border); }
.pk-header__inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  min-height: var(--header-h); column-gap: var(--space-4);
}
.pk-logo { display: inline-flex; align-items: center; height: var(--header-h); flex: none; }
.pk-logo__img { height: 28px; width: auto; display: block; }
.pk-header__nav { display: flex; align-items: center; margin-left: auto; order: 2; }
.pk-header__search { order: 3; flex: 1 0 100%; padding-bottom: var(--space-3); }
body:has(.pk-home) .pk-header__search { display: none; }
.pk-nav-link {
  display: inline-flex; align-items: center; height: 40px; padding: 0 var(--space-3);
  border-radius: var(--radius-md); font-size: 14px; font-weight: 600; color: var(--color-text-secondary);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.pk-nav-link:hover { color: var(--color-text); background: var(--color-surface-subtle); }

/* 4. reusable components ----------------------------------------------- */
/* SearchField */
.pk-search { position: relative; display: flex; align-items: center; width: 100%; }
.pk-search__input {
  width: 100%; height: 48px; padding: 0 52px 0 var(--space-5);
  border: 1px solid transparent; border-radius: var(--radius-pill);
  background: var(--color-surface-subtle); color: var(--color-text);
  font-size: 16px; line-height: 1.5; outline: none; -webkit-appearance: none; appearance: none;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.pk-search__input::-webkit-search-cancel-button { -webkit-appearance: none; }
.pk-search__input::placeholder { color: var(--color-text-muted); }
.pk-search__input:hover { background: var(--color-surface-hover); }
.pk-search__input:focus { background: var(--color-surface); border-color: var(--color-border-strong); box-shadow: var(--shadow-float); }
.pk-search__btn {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border: 0; border-radius: var(--radius-pill);
  background: transparent; color: var(--color-text-secondary);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.pk-search__btn:hover { color: var(--color-accent); background: var(--color-accent-soft); }
.pk-search__msg {
  position: absolute; left: var(--space-5); top: calc(100% + 6px); z-index: 2;
  font-size: 13px; line-height: 1.5; color: var(--color-text-secondary);
}

/* TopicChip */
.pk-chip {
  display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px;
  border-radius: var(--radius-pill); background: var(--color-surface-subtle);
  color: var(--color-text-secondary); font-size: 14px; font-weight: 500; line-height: 1.4;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.pk-chip:hover { background: var(--color-surface-hover); color: var(--color-text); }
.pk-chip[aria-current], .pk-chip.is-active { background: var(--color-accent-soft); color: var(--color-accent); }
.pk-chip-list { list-style: none; display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* Button */
.pk-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 44px; padding: 0 var(--space-5); border: 0; border-radius: var(--radius-md);
  font-size: 14px; font-weight: 600; line-height: 1.4; text-align: center; text-decoration: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.pk-btn:active { transform: scale(.985); }
.pk-btn--primary { background: var(--color-accent); color: #fff; min-height: 48px; }
.pk-btn--primary:hover { background: var(--color-accent-hover); }
.pk-btn--secondary { background: var(--color-surface-subtle); color: var(--color-text); }
.pk-btn--secondary:hover { background: var(--color-surface-hover); }
.pk-btn--ghost { background: transparent; color: var(--color-text-secondary); min-height: 36px; padding: 0 var(--space-3); font-weight: 500; }
.pk-btn--ghost:hover { background: var(--color-surface-subtle); color: var(--color-text); }
.pk-btn[disabled] { opacity: .6; cursor: default; }

/* Breadcrumb */
.pk-breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0;
  padding: var(--space-4) 0 var(--space-3); font-size: 13px; line-height: 1.5; color: var(--color-text-muted);
}
.pk-breadcrumb a, .pk-breadcrumb__cur { display: inline-flex; max-width: 100%; }
.pk-breadcrumb a:hover { color: var(--color-text); text-decoration: underline; text-underline-offset: 3px; }
.pk-breadcrumb a + a::before, .pk-breadcrumb a + .pk-breadcrumb__cur::before { content: "/"; margin: 0 var(--space-2); color: var(--color-border-strong); }
.pk-breadcrumb__cat:empty { display: none; }
.pk-breadcrumb__cur { color: var(--color-text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* PostGrid / PostCard (CSS columns masonry — DOM 순서 = 탭 순서) */
.pk-grid { column-count: 2; column-gap: var(--card-gap); }
.pk-card { break-inside: avoid; -webkit-column-break-inside: avoid; margin: 0 0 var(--space-5); }
.pk-card__link { display: block; border-radius: var(--radius-md); }
.pk-card__media {
  position: relative; overflow: hidden; border-radius: 16px;
  background: var(--color-surface-subtle); aspect-ratio: 1 / 1;
}
.pk-card__media:has(.pk-card__img) { aspect-ratio: auto; }
.pk-card__ph {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-2);
  background: var(--color-surface-subtle); color: var(--color-text-muted); font-size: 13px; font-weight: 500;
}
.pk-card__ph::before {
  content: ""; width: 40px; height: 40px;
  background: url("./images/placeholder-image.svg") center / contain no-repeat;
}
.pk-card.is-video .pk-card__ph::before { background-image: url("./images/placeholder-video.svg"); }
.pk-card.is-locked .pk-card__ph::before { background-image: url("./images/placeholder-locked.svg"); }
.pk-card__img {
  position: relative; display: block; width: 100%; height: auto; max-height: 520px; min-height: 96px;
  object-fit: cover; background: var(--color-surface-subtle);
}
.pk-card__media::after {
  content: ""; position: absolute; inset: 0; background: #000; opacity: 0; pointer-events: none;
  transition: opacity var(--dur) var(--ease);
}
.pk-card__title {
  margin-top: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  font-size: 14px; font-weight: 600; line-height: 1.45; color: var(--color-text);
}
.pk-card__meta {
  margin-top: 2px; font-size: 13px; line-height: 1.5; color: var(--color-text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pk-card__meta:empty { display: none; }
.pk-badge {
  position: absolute; right: 8px; bottom: 8px; z-index: 1; padding: 2px 8px; border-radius: var(--radius-pill);
  background: rgb(25 31 40 / 72%); color: #fff; font-size: 12px; font-weight: 600; line-height: 1.5; letter-spacing: .02em;
  pointer-events: none;
}
@media (hover: hover) { .pk-card__link:hover .pk-card__media::after { opacity: .05; } }

/* Pagination */
.pk-paging { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: var(--space-2); padding: var(--space-6) 0 var(--space-2); }
.pk-paging__nums { display: inline-flex; flex-wrap: wrap; gap: var(--space-1); }
.pk-paging__btn, .pk-paging__num {
  display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 var(--space-3);
  border-radius: var(--radius-md); font-size: 14px; font-weight: 500; color: var(--color-text-secondary);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.pk-paging__btn { padding: 0 var(--space-4); font-weight: 600; }
.pk-paging__btn:hover, .pk-paging__num:hover { background: var(--color-surface-subtle); color: var(--color-text); }
.pk-paging__num[aria-current="page"], .pk-paging__num.selected {
  background: var(--color-text); color: #fff; font-weight: 600; pointer-events: none;
}
.pk-paging__btn.no-more-prev, .pk-paging__btn.no-more-next { visibility: hidden; }

/* EmptyState */
.pk-empty { padding: var(--space-7) 0; text-align: left; }
.pk-empty__title { font-size: 18px; font-weight: 600; line-height: 1.5; }
.pk-empty__desc { margin-top: var(--space-1); font-size: 14px; color: var(--color-text-secondary); }
.pk-empty__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-top: var(--space-5); }
.pk-empty__actions .pk-search { flex: 1 1 280px; max-width: 480px; }
.pk-section-title { font-size: 18px; font-weight: 600; line-height: 1.5; }

/* ArticleOutline (TOC) */
.pk-toc {
  margin: 0 0 var(--space-5); padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  background: var(--color-surface-subtle); font-size: 14px; line-height: 1.6;
}
.pk-toc > summary { cursor: pointer; font-weight: 600; list-style: none; color: var(--color-text); }
.pk-toc > summary::-webkit-details-marker { display: none; }
.pk-toc > summary::after { content: "+"; float: right; color: var(--color-text-muted); }
.pk-toc[open] > summary::after { content: "–"; }
.pk-toc ol { list-style: none; margin-top: var(--space-2); display: grid; gap: 2px; }
.pk-toc li.is-h3 { padding-left: var(--space-4); }
.pk-toc a { color: var(--color-text-secondary); }
.pk-toc a:hover { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; }

/* 5. pages -------------------------------------------------------------- */
/* Home */
.pk-home {
  display: flex; align-items: center; justify-content: center;
  min-height: min(200px, calc(100vh - var(--header-h))); min-height: min(200px, calc(100svh - var(--header-h)));
  padding: var(--space-5) var(--gutter) var(--space-7);
}
.pk-home__inner { width: 100%; max-width: 640px; display: flex; flex-direction: column; align-items: center; text-align: center; }
.pk-home__logo { line-height: 0; }
.pk-home__logo-img { display: block; width: min(200px, 56vw); height: auto; margin: 0 auto; }
.pk-home__desc { margin-top: var(--space-3); font-size: 15px; line-height: 1.5; color: var(--color-text-secondary); }
.pk-home__search { width: 100%; max-width: 600px; margin-top: var(--space-6); }
.pk-home__search .pk-search__input { height: 52px; font-size: 16px; }
.pk-home__chips { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-2); margin-top: 20px; }
.pk-home__chips:empty { display: none; }
.pk-home-board { padding-bottom: var(--space-7); display: flex; overflow-x: auto; overflow-y: hidden; }
.pk-home-board:empty, .pk-home-board__track:empty { display: none; }
.pk-home-board__track {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  align-items: stretch; gap: var(--space-4);
}
.pk-home-board__track > s_sidebar_element { display: contents; }
.module.module_plugin {
    display: contents;
}
.pk-home-board__track > *:empty, .pk-home-board .pk-home-board__item:empty:not(.pk-home-board__item--spacer) { display: none; }
.pk-home-board__item {
  display: block; min-height: 200px; overflow: hidden;
  background: var(--color-surface);
  flex-shrink: 0; scroll-snap-align: start;
}
.pk-home-board__item--heading {
  display: flex; flex-direction: column; justify-content: center; margin-bottom: var(--space-4);
}
.pk-home-board__desc { margin-top: var(--space-1); font-size: 14px; line-height: 1.5; color: var(--color-text-secondary); }
.pk-home-board__item--spacer {
  min-height: var(--home-board-spacer, 120px); border-color: transparent; box-shadow: none; background: transparent;
}
.pk-home-board__item--media { background: var(--color-surface-subtle); }
.pk-home-board__item > * { margin: 0; }
.pk-home-board__item img, .pk-home-board__item iframe { display: block; width: 100%; }
.pk-home-board__item img { height: 100%; object-fit: cover; }
.pk-home-board__item iframe { aspect-ratio: 16 / 9; height: auto; border: 0; }
.pk-home-board__item a, .pk-home-board__item--menu a { text-decoration: none; }
.pk-home-board__item--menu { padding: var(--space-4); }
.pk-home-board__item--menu ul { list-style: none; display: flex; flex-wrap: wrap; gap: var(--space-2); padding: 0; margin: 0; }
.pk-home-board__item--menu li { margin: 0; }
.pk-home-board__item--menu a {
  display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px;
  border-radius: var(--radius-pill); background: var(--color-surface-subtle);
  color: var(--color-text-secondary); font-size: 14px; font-weight: 500; line-height: 1.4;
}
.pk-home-board__item--menu a:hover { background: var(--color-surface-hover); color: var(--color-text); }
.pk-home-feed { padding-bottom: var(--space-2); }
.pk-home-feed__head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: var(--space-2) var(--space-4); margin-bottom: var(--space-5);
}
.pk-home-feed__desc { font-size: 14px; line-height: 1.5; color: var(--color-text-secondary); }
.pk-home-feed__more { display: flex; justify-content: center; padding: var(--space-5) 0 var(--space-2); }
.pk-home-feed .pk-grid:empty, .pk-home-feed .pk-grid:empty + .pk-home-feed__more { display: none; }

/* Listing */
.pk-list__head { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-3); margin-bottom: var(--space-4); margin-top: var(--space-4); }
.pk-list__title, .pk-page-title { font-size: 22px; font-weight: 700; line-height: 1.4; }
body#tt-body-search .pk-list__title::before { content: "검색 결과: "; }
body#tt-body-search .pk-breadcrumb { display: none; }
body:not(#tt-body-search) .pk-list__count { display: none; }
.pk-list__count { font-size: 13px; color: var(--color-text-muted); }
.pk-list__formats { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }
.pk-list__formats:empty { display: none; }
.pk-list-wrap > .pk-grid { margin-top: var(--space-5); }
body#tt-body-page .pk-list-wrap, body#tt-body-notice .pk-list-wrap { display: none; }
.pk-tagpage .pk-chip-list { margin-top: var(--space-5); }
.pk-notice { padding-top: var(--space-3); }

/* Article (pin detail) */
.ane-be { background-color: var(--color-accent-soft); color: var(--color-accent); text-align: center; font-size: 13px; line-height: 1.5; padding: var(--space-2) var(--gutter); }
.pk-article { padding-bottom: var(--space-6); }
.pk-article__head { padding: var(--space-3) 0 var(--space-5); max-width: 820px; margin: 0 auto; }
.pk-article__title { font-size: 24px; font-weight: 700; line-height: 1.35; }
.pk-article__info { margin-top: var(--space-2); font-size: 13px; color: var(--color-text-muted); }
.pk-article__wrap { max-width: 820px; margin: 0 auto; }
.pk-article.is-pin .pk-article__head { display: none; }
.pk-article.is-pin .pk-article__wrap { max-width: none; }
.pk-article.is-pin .pk-article__body > * { max-width: 720px; }
.pk-article.is-pin .pk-article__body > .pk-pin { max-width: none; margin-bottom: var(--space-6); }
.pk-article[data-pk-state="pending"] .pk-article__body { opacity: 0; }
.pk-article__body { transition: opacity var(--dur) var(--ease); }
.pk-article__explore, .pk-related { max-width: 820px; margin: var(--space-7) auto 0; }
.pk-article.is-pin .pk-article__explore, .pk-article.is-pin .pk-related { max-width: none; }
.pk-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-3); font-size: 0; line-height: 0; }
.pk-tags a {
  display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border-radius: var(--radius-pill);
  background: var(--color-surface-subtle); color: var(--color-text-secondary);
  font-size: 14px; font-weight: 500; line-height: 1.4;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.pk-tags a:hover { background: var(--color-surface-hover); color: var(--color-text); }
.pk-related__list { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-3); }
.pk-related__link { display: block; }
.pk-related__thumb { display: block; overflow: hidden; border-radius: 16px; background: var(--color-surface-subtle); aspect-ratio: 4 / 3; }
.pk-related__thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pk-related__title {
  display: -webkit-box; margin-top: 10px; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  font-size: 14px; font-weight: 600; line-height: 1.45;
}
.pk-admin { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-6); font-size: 13px; color: var(--color-text-muted); }
.pk-admin a:hover { color: var(--color-text); text-decoration: underline; }

/* ArticleMedia + ArticleActions (single pin layout built by pinkumi.js) */
.pk-pin {
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 0;
  border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; background: var(--color-surface);
}
.pk-pin__media {
  display: flex; align-items: center; justify-content: center; min-width: 0; padding: var(--space-4);
  background: var(--color-surface-subtle);
}
.pk-pin__media figure, .pk-pin__media p { margin: 0 !important; max-width: 100%; text-align: center; }
.pk-pin__media img {
  display: block; width: auto; height: auto; max-width: 100%; max-height: 80vh; margin: 0 auto;
  object-fit: contain; border-radius: var(--radius-md);
}
.pk-pin__media .pk-video { width: 100%; }
.pk-pin__media .pk-video--vertical { width: min(420px, calc(80vh * 9 / 16), 100%); }
.pk-pin__panel { display: flex; flex-direction: column; gap: var(--space-4); min-width: 0; padding: var(--space-5) var(--gutter) var(--space-6); }
.pk-pin__title { font-size: 24px; font-weight: 700; line-height: 1.35; }
.pk-pin__desc { font-size: 16px; line-height: 1.7; color: var(--color-text-secondary); }
.pk-pin__desc a { text-decoration: underline; text-underline-offset: 3px; }
.pk-actions { display: flex; flex-direction: column; gap: var(--space-2); }
.pk-actions--inline { flex-direction: row; flex-wrap: wrap; margin-top: var(--space-3); }
.pk-meta { display: grid; gap: var(--space-3); margin-top: var(--space-2); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.pk-meta__row { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: var(--space-3); align-items: start; }
.pk-meta__row dt { padding-top: 7px; font-size: 13px; font-weight: 600; color: var(--color-text-muted); }
.pk-meta__row dd { display: flex; flex-wrap: wrap; gap: 6px; }
.pk-save-row { margin: calc(var(--space-3) * -1) 0 var(--space-5); }

/* Video (YouTube) */
.pk-video {
  position: relative; width: 100%; aspect-ratio: 16 / 9; overflow: hidden;
  background: #000; border-radius: var(--radius-lg);
}
.pk-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; border: 0; }
.pk-video--vertical { aspect-ratio: 9 / 16; max-width: 420px; margin-inline: auto; }
.pk-video-block { margin: var(--space-5) 0; }
.pk-video-link {
  display: inline-flex; align-items: center; gap: 4px; margin-top: var(--space-2);
  font-size: 13px; color: var(--color-text-muted);
}
.pk-video-link:hover { color: var(--color-accent); }
.pk-video-link .pk-icon { width: 14px; height: 14px; }
.pk-video-block--vertical { text-align: center; }
.pk-pin .pk-video-block { margin: 0; }
.pk-pin .pk-video-link { display: none; }

/* Page (둘러보기 허브) */
.pk-page__layout { margin-top: var(--space-5); }
.pk-page.has-toc .pk-page__layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
.pk-page .pk-prose > h2:first-child { margin-top: 0; }
.pk-page .pk-prose h2 { margin-top: var(--space-7); font-size: 19px; }
.pk-page .pk-prose > h2:first-of-type { margin-top: 0; }
.pk-page .pk-prose { max-width: none; }
.pk-page .pk-prose ul.pk-chip-list { margin: var(--space-3) 0 0; padding: 0; }
.pk-page .pk-prose ul.pk-chip-list li { margin: 0; }
.pk-page .pk-prose ul.pk-chip-list a { text-decoration: none; }
.pk-page .pk-toc { margin: 0; }

/* Protected */
.pk-locked {
  width: 100%; max-width: 420px; margin: 0 auto; padding: var(--space-8) var(--gutter) var(--space-7);
  display: flex; flex-direction: column; align-items: center; text-align: center;
}
.pk-locked__icon { color: var(--color-text-muted); line-height: 0; }
.pk-locked__title { margin-top: var(--space-3); font-size: 22px; font-weight: 700; line-height: 1.4; }
.pk-locked__desc { margin-top: var(--space-1); font-size: 15px; line-height: 1.5; color: var(--color-text-secondary); }
.pk-pw { width: 100%; margin-top: 28px; text-align: left; }
.pk-pw__field { position: relative; }
.pk-pw__input {
  width: 100%; height: 52px; padding: 0 52px 0 var(--space-4);
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-md); background: var(--color-surface);
  font-size: 16px; outline: none; -webkit-appearance: none; appearance: none;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.pk-pw__input::placeholder { color: var(--color-text-muted); }
.pk-pw__input:focus { border-color: var(--color-text-secondary); }
.pk-pw__input[aria-invalid="true"] { border-color: var(--color-danger); }
.pk-pw__eye {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%); display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--color-text-secondary);
}
.pk-pw__eye:hover { background: var(--color-surface-subtle); color: var(--color-text); }
.pk-pw__eye .pk-i-hide { display: none; }
.pk-pw__eye[aria-pressed="true"] .pk-i-show { display: none; }
.pk-pw__eye[aria-pressed="true"] .pk-i-hide { display: block; }
.pk-pw__msg { margin-top: var(--space-2); font-size: 13px; line-height: 1.5; color: var(--color-text-secondary); }
.pk-pw__submit { width: 100%; height: 52px; margin-top: var(--space-3); }
.pk-locked__back {
  display: inline-flex; align-items: center; gap: 6px; margin-top: var(--space-5);
  font-size: 14px; color: var(--color-text-secondary);
}
.pk-locked__back:hover { color: var(--color-text); }

/* 6. editor content (티스토리 에디터 출력) ------------------------------ */
.pk-prose { font-size: 16px; line-height: 1.8; color: var(--color-text); word-break: keep-all; overflow-wrap: anywhere; }
.pk-prose > *:first-child { margin-top: 0; }
.pk-prose p { margin: 0 0 var(--space-4); font-size: 16px; line-height: 1.8; }
.pk-prose p[data-ke-size] { font-size: 16px; line-height: 1.8; }
.pk-prose h1, .pk-prose h2, .pk-prose h3, .pk-prose h4 { color: var(--color-text); scroll-margin-top: 160px; }
.pk-prose h1, .pk-prose h2 { margin: var(--space-7) 0 var(--space-3); font-size: 18px; font-weight: 600; line-height: 1.5; }
.pk-prose h3 { margin: var(--space-6) 0 var(--space-2); font-size: 17px; font-weight: 600; line-height: 1.5; }
.pk-prose h4 { margin: var(--space-5) 0 var(--space-2); font-size: 16px; font-weight: 600; line-height: 1.5; }
.pk-prose a:not(.pk-btn):not(.pk-chip) {
  color: var(--color-text); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--color-border-strong);
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}
.pk-prose a:not(.pk-btn):not(.pk-chip):hover { color: var(--color-accent); text-decoration-color: currentColor; }
.pk-prose ul, .pk-prose ol { margin: 0 0 var(--space-4); padding-left: 1.4em; }
.pk-prose li { margin: 2px 0; }
.pk-prose li > ul, .pk-prose li > ol { margin: 4px 0 4px; }
.pk-prose blockquote, .pk-prose blockquote[data-ke-style] {
  margin: var(--space-5) 0; padding: var(--space-1) 0 var(--space-1) var(--space-4);
  border: 0; border-left: 3px solid var(--color-border-strong); background: none;
  color: var(--color-text-secondary); font-size: 16px; font-style: normal; line-height: 1.8;
}
.pk-prose blockquote p { margin: 0 0 var(--space-2); }
.pk-prose hr, .pk-prose hr[data-ke-style] { width: 100%; height: 0; margin: var(--space-6) 0; border: 0; border-top: 1px solid var(--color-border); background: none; }
.pk-prose hr::before, .pk-prose hr::after { content: none; }
.pk-prose figure { margin: var(--space-5) 0; }
.pk-prose figure.imageblock { display: block; }
.pk-prose img { height: auto; border-radius: 16px; }
.pk-prose figcaption { margin-top: var(--space-2); font-size: 13px; line-height: 1.5; color: var(--color-text-muted); }
.pk-prose iframe { border: 0; }
.pk-prose pre, .pk-prose code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 14px; }
.pk-prose code { padding: 2px 6px; border-radius: 6px; background: var(--color-surface-subtle); }
.pk-prose pre { margin: var(--space-5) 0; padding: var(--space-4); overflow-x: auto; border-radius: var(--radius-md); background: var(--color-surface-subtle); line-height: 1.6; }
.pk-prose pre code { padding: 0; background: none; }
.pk-prose table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.6; margin: var(--space-5) 0; }
.pk-prose > table { display: block; overflow-x: auto; max-width: 100%; }
.pk-table-scroll { margin: var(--space-5) 0; overflow-x: auto; -webkit-overflow-scrolling: touch; max-width: 100%; }
.pk-table-scroll > table { margin: 0; min-width: 100%; width: max-content; }
.pk-prose th, .pk-prose td { padding: 10px 14px; border: 0; border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: top; }
.pk-prose th, .pk-prose thead td { background: var(--color-surface-subtle); font-weight: 600; white-space: nowrap; }
.pk-prose figure.fileblock, .pk-prose figure[data-ke-type="file"] { margin: var(--space-4) 0; }
.pk-prose figure[data-ke-type="opengraph"] a { text-decoration: none !important; }
.pk-prose .pk-source, .pk-prose p.pk-source { font-size: 13px; color: var(--color-text-muted); }
.pk-prose .pk-quote-line { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); background: var(--color-surface-subtle); }
.pk-prose .pk-quote-line b { display: block; margin-bottom: 2px; font-size: 13px; font-weight: 600; color: var(--color-text-muted); }

/* 7. states and accessibility ------------------------------------------ */
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; border-radius: var(--radius-sm); }
.pk-search__input:focus-visible, .pk-pw__input:focus-visible { outline-offset: 0; }
::selection { background: var(--color-accent-soft); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* 8. responsive --------------------------------------------------------- */
/* 0~639 mobile = base */
@media (max-width: 359px) {
  .pk-grid { column-count: 1; }
}
@media (min-width: 640px) {
  :root { --gutter: 28px; --card-gap: 20px; --header-h: 72px; }
  .pk-grid { column-count: 3; }
  .pk-list__title, .pk-page-title { font-size: 24px; }
  .pk-home__desc { font-size: 16px; }
  .pk-home__search .pk-search__input { height: 56px; font-size: 17px; }
  .pk-search__input { font-size: 17px; }
  .pk-related__list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .pk-article__title, .pk-pin__title { font-size: 28px; }
  .pk-pin__media { padding: var(--space-5); }
  .pk-pin__panel { padding: var(--space-5) var(--space-5) var(--space-6); }
}
@media (min-width: 1024px) {
  :root { --gutter: 40px; }
  .pk-header__inner { flex-wrap: nowrap; }
  .pk-header__search { order: 2; flex: 1 1 auto; max-width: 640px; margin: 0 auto; padding-bottom: 0; }
  .pk-header__nav { order: 3; margin-left: 0; }
  .pk-grid { column-count: 4; }
  .pk-pin { grid-template-columns: minmax(0, 1.8fr) minmax(300px, 1fr); }
  .pk-pin__media { padding: var(--space-6); }
  .pk-pin__panel { padding: var(--space-6); gap: var(--space-4); }
  .pk-page.has-toc .pk-page__layout { grid-template-columns: 180px minmax(0, 1fr); gap: var(--space-7); align-items: start; }
  .pk-page.has-toc .pk-toc { position: sticky; top: calc(var(--header-h) + var(--space-5)); background: none; padding: 0; border-radius: 0; }
  .pk-page.has-toc .pk-toc > summary { pointer-events: none; margin-bottom: var(--space-1); font-size: 13px; color: var(--color-text-muted); }
  .pk-page.has-toc .pk-toc > summary::after { content: none; }
  .pk-page.has-toc .pk-toc ol { margin-top: var(--space-2); border-left: 1px solid var(--color-border); gap: 0; }
  .pk-page.has-toc .pk-toc li a { display: block; padding: 6px var(--space-3); }
  .pk-page.has-toc .pk-toc li a.is-current { color: var(--color-accent); font-weight: 600; }
  .pk-page.has-toc .pk-page__layout > .pk-toc { grid-column: 1; grid-row: 1; }
  .pk-page.has-toc .pk-page__layout > .pk-page__body { grid-column: 2; grid-row: 1; }
}
@media (min-width: 1280px) { .pk-grid { column-count: 5; } }
@media (min-width: 1536px) { .pk-grid { column-count: 6; } }
@media (max-width: 639px) {
  .pk-pin__media .pk-video--vertical { width: min(420px, 100%); }
  .pk-breadcrumb { flex-wrap: nowrap; overflow: hidden; }
  .pk-breadcrumb a:not(:first-child):not(:last-child) { display: none; }
  .pk-search__msg { left: var(--space-4); }
}
@media print { .pk-header, .pk-paging, .pk-admin { display: none; } }