/* PHASE 13 — ToC + page progress + magazine layout */

/* ============================================================
 * 페이지 상단 진행률 바
 * ============================================================ */
.page-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  z-index: 9999;
  background: transparent;
  pointer-events: none;
}
.page-progress__bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--c-highlight, #ffb300);
  transition: width 80ms linear;
}

/* ============================================================
 * Magazine layout — sidebar + main
 * ============================================================ */
.magazine-detail {
  max-width: 1140px;
  padding-top: 24px;
  padding-bottom: 48px;
}
.magazine-detail__header { margin-bottom: 24px; }
.magazine-detail__eyebrow {
  font-size: 13px;
  color: var(--c-primary, #1f3a5f);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 4px 0 8px;
}
.magazine-detail__eyebrow a { color: inherit; text-decoration: none; }
.magazine-detail__title {
  font-size: clamp(24px, 4.2vw, 38px);
  line-height: 1.25;
  margin: 0 0 12px;
}
.magazine-detail__meta {
  color: #555;
  font-size: 14px;
  margin-bottom: 16px;
}
.magazine-detail__meta .dot { margin: 0 6px; color: #aaa; }

.magazine-detail__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 24px;
}
@media (min-width: 1024px) {
  .magazine-detail__layout {
    grid-template-columns: 240px 1fr;
  }
}

.magazine-detail__sidebar { min-width: 0; }
.magazine-detail__main { min-width: 0; }
.magazine-detail__hero {
  margin: 0 0 24px;
  border-radius: 12px;
  overflow: hidden;
}
.magazine-detail__hero img {
  width: 100%;
  height: auto;
  display: block;
}

.magazine-detail__body {
  font-size: 16px;
  line-height: 1.8;
  color: #222;
}
.magazine-detail__body h2 {
  font-size: 22px;
  margin: 36px 0 12px;
  padding-top: 16px;
  border-top: 2px solid #eef2f7;
  scroll-margin-top: 80px;
}
.magazine-detail__body h3 {
  font-size: 18px;
  margin: 24px 0 8px;
  scroll-margin-top: 80px;
}
.magazine-detail__body p { margin: 0 0 14px; }
.magazine-detail__body ul,
.magazine-detail__body ol {
  margin: 8px 0 18px 20px;
  padding-left: 16px;
}
.magazine-detail__body li { margin: 4px 0; }
.magazine-detail__body table.content-table,
.magazine-detail__body table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14.5px;
}
.magazine-detail__body th,
.magazine-detail__body td {
  border: 1px solid #e5e7eb;
  padding: 8px 12px;
  text-align: left;
}
.magazine-detail__body th { background: #f6f8fb; }
.magazine-detail__body aside.callout {
  background: #f0f6ff;
  border-left: 4px solid var(--c-primary, #1f3a5f);
  padding: 12px 16px;
  margin: 18px 0;
  border-radius: 4px;
}
.magazine-detail__body aside.callout strong { display: block; margin-bottom: 4px; }
.magazine-detail__body .lead { font-size: 17px; color: #333; font-weight: 500; }
.magazine-detail__body .closing { color: #555; font-style: italic; }

.magazine-detail__footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid #e5e7eb;
}
.magazine-detail__author-card {
  background: #f9fafb;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
}

/* ============================================================
 * ToC — Table of Contents
 * ============================================================ */
.toc {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
}
@media (min-width: 1024px) {
  .toc {
    position: sticky;
    top: 24px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
  }
}
.toc__details > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; }
.toc__details > summary::-webkit-details-marker { display: none; }
.toc__label { font-weight: 700; color: var(--c-primary, #1f3a5f); }
.toc__caret { transition: transform .2s; color: #999; }
.toc__details[open] > summary .toc__caret { transform: rotate(180deg); }
.toc__nav { margin-top: 12px; }
.toc__list,
.toc__sublist {
  list-style: none;
  padding: 0;
  margin: 0;
}
.toc__sublist {
  margin-left: 14px;
  margin-top: 4px;
  border-left: 2px solid #e5e7eb;
  padding-left: 8px;
}
.toc__item { margin: 6px 0; }
.toc__link {
  display: block;
  padding: 4px 6px;
  color: #444;
  text-decoration: none;
  border-radius: 4px;
  line-height: 1.4;
  transition: background .15s, color .15s;
}
.toc__link:hover { background: #eef2f7; color: var(--c-primary, #1f3a5f); }
.toc__link.is-active {
  background: var(--c-primary, #1f3a5f);
  color: #fff;
  font-weight: 600;
}
.toc__item--h3 .toc__link { color: #666; font-size: 13.5px; }
.toc__progress {
  margin-top: 12px;
  height: 3px;
  background: #e5e7eb;
  border-radius: 2px;
  overflow: hidden;
}
.toc__progress-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--c-highlight, #ffb300);
  transition: width 80ms linear;
}

/* 모바일에서 ToC 위치를 본문 앞에 자연스럽게 */
@media (max-width: 1023px) {
  .magazine-detail__sidebar { order: -1; }
  .toc { margin-bottom: 16px; }
}

/* ============================================================
 * Magazine archive grid + cards
 * ============================================================ */
.magazine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  margin: 16px 0;
}
.magazine-grid--related {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.magazine-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}
.magazine-card:hover { box-shadow: 0 4px 18px rgba(0,0,0,.08); transform: translateY(-2px); }
.magazine-card__link { color: inherit; text-decoration: none; display: block; }
.magazine-card__thumb { aspect-ratio: 1 / 1; background: #f3f4f6; overflow: hidden; }
.magazine-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.magazine-card__body { padding: 12px 14px; }
.magazine-card__eyebrow {
  font-size: 12px;
  color: var(--c-primary, #1f3a5f);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}
.magazine-card__title {
  font-size: 16px;
  margin: 0 0 8px;
  line-height: 1.4;
}
.magazine-card--sm .magazine-card__title { font-size: 14.5px; }
.magazine-card__excerpt { font-size: 13.5px; color: #666; margin: 0 0 8px; line-height: 1.5; }
.magazine-card__meta { font-size: 12px; color: #888; }

.magazine-archive__cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 20px;
}
.magazine-archive__cat-link {
  padding: 6px 14px;
  border: 1px solid #d1d5db;
  border-radius: 20px;
  background: #fff;
  color: #333;
  text-decoration: none;
  font-size: 14px;
  transition: all .15s;
}
.magazine-archive__cat-link:hover {
  border-color: var(--c-primary, #1f3a5f);
  color: var(--c-primary, #1f3a5f);
}

/* Tag list */
.tag-list { list-style: none; padding: 0; margin: 8px 0 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tag-list a { background: #eef2f7; color: #444; padding: 3px 10px; border-radius: 14px; font-size: 12px; text-decoration: none; }
.tag-list a:hover { background: var(--c-primary, #1f3a5f); color: #fff; }
.sidebar-h { font-size: 14px; font-weight: 700; color: var(--c-primary, #1f3a5f); margin: 18px 0 8px; }

/* Related sections */
.related-by-keyword,
.related-magazine {
  margin: 36px 0;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
}
.related-by-keyword__h,
.related-magazine__h {
  font-size: 20px;
  margin: 0 0 12px;
}