/* ============================================================
   雙保結局同人合集 —— 站台樣式
   設計語彙:Max 的拍立得相簿與隨身日記本
   ============================================================ */

/* 三套字型自行代管在 fonts/ 底下(build.py 從 site_build/fonts/ 複製過去),
   不再向 fonts.googleapis.com / fonts.gstatic.com 發外部請求。原本用 @import
   拉 Google Fonts,離線或 file:// 直接開本機檔案時完全沒有 Service Worker
   可用(SW 需要 https 或 localhost 的安全情境),每次都要等這個外部請求,
   網路一卡就轉圈圈轉不停。字型檔本身逐字複製自 Google Fonts 的 latin 子集,
   視覺上不會有任何差異;中文字一直都是交給系統字型顯示,這三套從來就不含
   中文字符,所以只需要 latin 子集,不必拉一堆用不到的西里爾文、希臘文。 */
@font-face {
  font-family: 'Caveat';
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url('fonts/caveat-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Crimson Pro';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/crimsonpro-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Crimson Pro';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/crimsonpro-italic-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url('fonts/jetbrainsmono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --dusk-blue: #1B2A41;
  --dusk-blue-deep: #101a29;
  --polaroid: #F2ECE0;
  --polaroid-warm: #EAE1D0;
  --butterfly: #4F8FA6;
  --butterfly-bright: #6FB8CE;
  --diner-amber: #C17A4F;
  --darkroom-red: #8B2E2E;
  --ink: #26313F;
  --ink-soft: #5A6675;
  --paper-line: rgba(27, 42, 65, 0.12);

  --font-display: 'Caveat', cursive;
  --font-body: 'Crimson Pro', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--polaroid);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* 全域紋理背景 — 極淡的紙紋感 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(27,42,65,0.02) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(79,143,166,0.03) 0%, transparent 40%);
}

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

/* ---------- 蝴蝶簽名元素 ---------- */
.butterfly {
  position: fixed;
  width: 28px;
  height: 28px;
  pointer-events: none;
  z-index: 50;
  opacity: 0.75;
  transition: transform 0.3s ease;
}
.butterfly svg { width: 100%; height: 100%; }
.butterfly .wing {
  fill: var(--butterfly);
  transform-origin: center;
  animation: flap 2.6s ease-in-out infinite;
}
.butterfly .wing.right { animation-delay: 0.05s; }
@keyframes flap {
  0%, 100% { transform: scaleX(1) rotate(0deg); }
  50% { transform: scaleX(0.55) rotate(-4deg); }
}
@media (prefers-reduced-motion: reduce) {
  .butterfly .wing { animation: none; }
}

/* ---------- 頂部導覽 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(242, 236, 224, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--paper-line);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header .brand {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--dusk-blue);
  letter-spacing: 0.5px;
}
.site-header nav a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-left: 20px;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.2s, color 0.2s;
}
.site-header nav a:hover {
  color: var(--butterfly);
  border-color: var(--butterfly);
}

/* ---------- 首頁 Hero ---------- */
.hero {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  padding: 72px 24px 48px;
  text-align: center;
}
.hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--butterfly);
  margin-bottom: 18px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: 68px;
  font-weight: 700;
  color: var(--dusk-blue);
  margin: 0 0 8px;
  line-height: 1.05;
}
.hero .subtitle {
  font-size: 20px;
  color: var(--ink-soft);
  font-style: italic;
  margin: 0 0 28px;
}
.hero .premise {
  font-size: 17px;
  color: var(--ink);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.9;
}
.hero .premise strong {
  color: var(--diner-amber);
  font-weight: 700;
  -webkit-text-stroke: 0.4px currentColor;
}

.hero-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 36px 0;
  color: var(--butterfly);
}
.hero-divider::before,
.hero-divider::after {
  content: "";
  height: 1px;
  width: 80px;
  background: var(--paper-line);
}

/* ---------- 篇章分區 ---------- */
.sections {
  position: relative;
  z-index: 1;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px 80px;
}
/* 篇章分區:<details> 原生折疊,預設收合,只顯示標題列 */
.section-block {
  margin-bottom: 12px;
  border-bottom: 2px solid var(--dusk-blue);
}
.section-summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 2px 14px;
  padding: 16px 32px 16px 4px;
  position: relative;
}
.section-summary::-webkit-details-marker { display: none; }
.section-summary::after {
  content: "\203A";
  position: absolute;
  right: 8px;
  top: 15px;
  font-size: 24px;
  line-height: 1;
  color: var(--butterfly);
  transition: transform 0.2s ease;
}
.section-block[open] > .section-summary::after { transform: rotate(90deg); }
.section-summary .section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--butterfly);
  letter-spacing: 0.1em;
}
.section-summary .section-name {
  font-family: var(--font-display);
  font-size: 32px;
  color: var(--dusk-blue);
  margin: 0;
  line-height: 1.05;
  transition: color 0.15s ease;
}
.section-summary:hover .section-name { color: var(--butterfly); }
.section-summary .section-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.section-summary .section-desc {
  grid-column: 1 / -1;
  font-size: 14px;
  color: var(--ink-soft);
  font-style: italic;
  margin: 4px 0 0;
}
.section-block[open] { padding-bottom: 24px; }
.section-block[open] .chapter-grid { margin-top: 12px; }

/* 第二季:大標題分隔 + 暖色調區隔,底下分區跟第一季一樣預設收合 */
.season-divider {
  margin: 64px 0 22px;
  padding-top: 40px;
  border-top: 3px double var(--diner-amber);
  text-align: center;
}
.season-divider .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--diner-amber);
  margin-bottom: 10px;
}
.season-divider h2 {
  font-family: var(--font-display);
  font-size: 40px;
  color: var(--dusk-blue);
  margin: 0;
}
.season-divider .season-desc {
  max-width: 640px;
  margin: 12px auto 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  font-style: italic;
}
.season-block {
  background: rgba(193, 122, 79, 0.06);
  border: 1px solid rgba(193, 122, 79, 0.22);
  border-bottom-width: 2px;
  border-bottom-color: var(--diner-amber);
  border-radius: 4px;
  padding-left: 12px;
  padding-right: 12px;
}
.season-block .section-num,
.season-block > .section-summary::after { color: var(--diner-amber); }
.season-block .section-summary:hover .section-name { color: var(--diner-amber); }

.chapter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.chapter-card {
  display: block;
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: 3px;
  padding: 14px 16px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  position: relative;
}
.chapter-card:hover {
  transform: translateY(-2px) rotate(-0.4deg);
  box-shadow: 0 8px 20px rgba(27,42,65,0.12);
  border-color: var(--butterfly);
}
.chapter-card .ch-badges {
  position: absolute;
  top: 10px;
  right: 12px;
  display: flex;
  gap: 4px;
}
.chapter-card .badge {
  font-size: 13px;
  line-height: 1;
  opacity: 0.75;
}
.chapter-card .ch-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--butterfly);
  letter-spacing: 0.05em;
}
.chapter-card .ch-title {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--dusk-blue);
  margin-top: 2px;
  line-height: 1.2;
}

/* ---------- 拍立得相簿頁 ---------- */
.gallery-page {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 56px 24px 100px;
}
.gallery-hero {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}
.gallery-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--butterfly);
  margin-bottom: 14px;
}
.gallery-hero h1 {
  font-family: var(--font-display);
  font-size: 52px;
  font-weight: 700;
  color: var(--dusk-blue);
  margin: 0 0 8px;
}
.gallery-hero .subtitle {
  font-size: 16px;
  color: var(--ink-soft);
  font-style: italic;
  margin: 0;
}
.gallery-empty {
  text-align: center;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 13px;
}
.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px 20px;
}
.gallery-card {
  display: block;
}
.polaroid-card-lg {
  width: 210px;
  padding: 12px 12px 34px;
}
.polaroid-caption {
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--ink);
  text-align: center;
  margin-top: 8px;
  line-height: 1.2;
}
@media (max-width: 640px) {
  .gallery-hero h1 { font-size: 38px; }
  .polaroid-card-lg { width: 160px; }
}

/* ---------- Max 的手帳頁 ---------- */
.journal-grid {
  gap: 36px 28px;
  align-items: flex-start;
}
.journal-card {
  display: block;
  width: 300px;
  max-width: 100%;
}
.journal-page {
  margin: 0;
  background: #fff;
  padding: 10px 10px 0;
  box-shadow: 0 8px 22px rgba(27, 42, 65, 0.20);
  transform: rotate(var(--rot, 0deg));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.journal-card:hover .journal-page {
  transform: rotate(0deg) translateY(-3px);
  box-shadow: 0 16px 32px rgba(27, 42, 65, 0.30);
}
.journal-page img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 1px;
  cursor: zoom-in;
}
.journal-caption {
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--ink);
  text-align: center;
  padding: 10px 4px 12px;
  line-height: 1.2;
}
@media (max-width: 640px) {
  .journal-card { width: 100%; }
}

/* ---------- 章節頁 ---------- */
.chapter-page {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
  padding: 48px 24px 100px;
}
.chapter-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--butterfly);
  margin-bottom: 6px;
}
.chapter-page h1 {
  font-family: var(--font-display);
  font-size: 52px;
  color: var(--dusk-blue);
  margin: 0 0 32px;
  line-height: 1.1;
  border-bottom: 3px solid var(--diner-amber);
  padding-bottom: 20px;
}

/* 媒體嵌入區塊(音樂/插圖) */
.media-slot {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}
.media-item {
  background: var(--polaroid-warm);
  border: 1px solid var(--paper-line);
  border-radius: 4px;
  padding: 14px 16px;
}
.media-item.media-placeholder {
  border-style: dashed;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
}
.media-item .slot-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--butterfly);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.media-item.media-audio audio {
  width: 100%;
  height: 40px;
}
.media-item.media-image {
  padding: 8px;
  background: #fff;
}
.media-item.media-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 2px;
}

/* Max 的手帳(章節頁的媒體欄位裡並列的頁面卡,可點擊放大翻閱) */
.journal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding: 6px 2px 14px;
}
.journal-page-card {
  flex: 0 0 auto;
  width: 200px;
  background: #f6efdd;
  padding: 10px;
  border-radius: 2px;
  box-shadow: 0 6px 16px rgba(27, 42, 65, 0.18), inset 0 0 0 1px rgba(27, 42, 65, 0.06);
  transform: rotate(var(--rot, 0deg));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: zoom-in;
}
.journal-page-card:hover {
  transform: rotate(0deg) scale(1.04);
  box-shadow: 0 12px 26px rgba(27, 42, 65, 0.26);
  z-index: 2;
}
.journal-page-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 1px;
}

/* 拍立得照片(章節頁的媒體欄位裡並列的小卡,超過一行寬度就自動換行) */
.polaroid-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding: 6px 2px 14px;
}
.polaroid-card {
  flex: 0 0 auto;
  width: 150px;
  background: #fff;
  padding: 8px 8px 22px;
  box-shadow: 0 6px 16px rgba(27,42,65,0.18);
  transform: rotate(var(--rot, 0deg));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.polaroid-card:hover {
  transform: rotate(0deg) scale(1.05);
  box-shadow: 0 10px 22px rgba(27,42,65,0.26);
  z-index: 2;
}
.polaroid-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
}

/* 正文排版 */
.chapter-body h2 {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--dusk-blue);
  margin: 40px 0 14px;
}
.chapter-body p {
  margin: 0 0 20px;
  text-align: justify;
}
/* 正文粗體:中文字體的 700 字重本來就經常看起來跟正常字重差不多,只靠顏色的話,
   黑白列印或色弱讀者會完全看不出加粗。額外疊一層極細的同色描邊(-webkit-text-stroke)
   把筆畫實際加粗,單看灰階也能辨識;顏色仍換成偏暖的琥珀色,彩色螢幕上反差更明顯。 */
.chapter-body strong {
  color: var(--diner-amber);
  font-weight: 700;
  -webkit-text-stroke: 0.4px currentColor;
}
/* 引用區塊:信件、判詞、逐條註解這類「文中文」,原本完全沒有樣式,跟正文
   長得一模一樣,只靠瀏覽器預設的一點縮排,還不如 Typora 好看。加左側色條 +
   淺色底 + 跟正文區隔的字級,一眼就看得出這段是被引用/摘錄的內容。
   text-align 改回 left:引用裡常是逐行短句(像本例的稱號解釋),justify
   撐滿寬度反而會把短行拉出難看的字距。 */
.chapter-body blockquote {
  margin: 28px 0;
  padding: 4px 22px;
  border-left: 3px solid var(--diner-amber);
  background: rgba(193, 122, 79, 0.07);
  border-radius: 0 6px 6px 0;
}
.chapter-body blockquote p {
  text-align: left;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}
.chapter-body blockquote ul,
.chapter-body blockquote ol {
  margin: 16px 0;
  padding-left: 1.4em;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}
.chapter-body blockquote li { margin: 8px 0; }
.chapter-body hr {
  border: none;
  text-align: center;
  margin: 40px 0;
}
.chapter-body hr::after {
  content: "❦";
  color: var(--butterfly);
  font-size: 18px;
}

/* 章節導覽 */
.chapter-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--paper-line);
  gap: 16px;
}
.chapter-nav a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
  border: 1px solid var(--paper-line);
  padding: 10px 16px;
  border-radius: 3px;
  transition: all 0.2s;
  flex: 1;
  text-align: center;
}
.chapter-nav a:hover {
  border-color: var(--butterfly);
  color: var(--butterfly);
}
.chapter-nav a.disabled {
  opacity: 0.3;
  pointer-events: none;
}
.chapter-nav .to-index {
  flex: 0 0 auto;
}

/* ---------- 全站播放清單 ---------- */
.player-widget {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 60;
  font-family: var(--font-mono);
}
.player-toggle {
  background: var(--dusk-blue);
  color: var(--polaroid);
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(27,42,65,0.25);
  transition: background 0.2s;
}
.player-toggle:hover { background: var(--butterfly); }
.player-toggle.is-playing::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--butterfly-bright);
  margin-right: 7px;
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 1; }
}

.player-panel {
  position: absolute;
  left: 0;
  bottom: 52px;
  width: 300px;
  max-height: 78vh;
  background: var(--polaroid);
  border: 1px solid var(--paper-line);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(27,42,65,0.22);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.player-panel[hidden] {
  display: none;
}
.player-now {
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--dusk-blue);
  border-bottom: 1px solid var(--paper-line);
  padding-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.player-now-link {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s;
}
.player-now-link:hover { color: var(--butterfly); }
.player-controls {
  display: flex;
  justify-content: center;
  gap: 18px;
}
.player-controls button {
  background: none;
  border: 1px solid var(--paper-line);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 14px;
  color: var(--dusk-blue);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.player-controls button:hover {
  border-color: var(--butterfly);
  color: var(--butterfly);
}
.playlist {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  max-height: 46vh;
  display: flex;
  flex-direction: column;
  gap: 2px;
  scrollbar-width: thin;
  scrollbar-color: rgba(27, 42, 65, 0.25) transparent;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 10px, #000 calc(100% - 10px), transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 10px, #000 calc(100% - 10px), transparent 100%);
}
.playlist::-webkit-scrollbar { width: 6px; }
.playlist::-webkit-scrollbar-thumb { background: rgba(27, 42, 65, 0.22); border-radius: 3px; }
.playlist::-webkit-scrollbar-track { background: transparent; }

/* 歌單按篇章分區分組,逐區摺疊 */
.playlist-group { list-style: none; }
.playlist-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  cursor: pointer;
  border-radius: 3px;
  transition: background 0.15s, color 0.15s;
}
.playlist-group-head:hover { background: var(--polaroid-warm); color: var(--ink); }
.playlist-group-name::before {
  content: "\25B8";
  display: inline-block;
  margin-right: 7px;
  transition: transform 0.15s ease;
}
.playlist-group.open .playlist-group-name::before { transform: rotate(90deg); }
.playlist-group-count { opacity: 0.55; font-size: 10px; }
.playlist-group-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
  flex-direction: column;
  gap: 2px;
}
.playlist-group.open .playlist-group-items { display: flex; }

.playlist-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 6px 8px 26px;
  border-radius: 3px;
  font-size: 13px;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.15s;
}
.playlist-item-title { flex: 1; min-width: 0; }
.playlist-item:hover { background: var(--polaroid-warm); }
.playlist-item.playing {
  background: var(--dusk-blue);
  color: var(--polaroid);
}

/* 列右側的章節鈕:桌面 hover 才浮現,觸控裝置常駐做淡 */
.playlist-item-link {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  font-size: 13px;
  line-height: 1;
  color: var(--ink-soft);
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s, color 0.15s;
}
.playlist-item-link:hover { background: rgba(27, 42, 65, 0.12); color: var(--dusk-blue); }
.playlist-item:hover .playlist-item-link { opacity: 1; }
.playlist-item.playing .playlist-item-link { opacity: 1; color: var(--butterfly-bright); }
.playlist-item.playing .playlist-item-link:hover {
  background: rgba(242, 236, 224, 0.2);
  color: var(--polaroid);
}
@media (hover: none) {
  .playlist-item-link { opacity: 0.5; }
}
.playlist-empty {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--ink-soft);
  font-style: italic;
}

@media (max-width: 640px) {
  .player-panel { width: calc(100vw - 40px); }
}

/* ---------- 全文搜尋 ---------- */
.nav-search-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
  margin-left: 20px;
  color: var(--ink-soft);
  transition: color 0.2s, transform 0.15s;
}
.nav-search-toggle:hover { color: var(--butterfly); transform: scale(1.08); }

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(16, 26, 41, 0.5);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 10vh 20px 20px;
}
.search-overlay[hidden] { display: none; }

.search-panel {
  width: min(560px, 100%);
  max-height: 72vh;
  background: var(--polaroid);
  border: 1px solid var(--paper-line);
  border-radius: 10px;
  box-shadow: 0 20px 50px rgba(16, 26, 41, 0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.search-panel-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--paper-line);
}
.search-input {
  flex: 1;
  min-width: 0;
  border: none;
  background: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 17px;
  color: var(--ink);
}
.search-input::placeholder { color: var(--ink-soft); }
.search-close {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--paper-line);
  background: none;
  color: var(--ink-soft);
  font-size: 12px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.search-close:hover { border-color: var(--butterfly); color: var(--butterfly); }

.search-status {
  padding: 14px;
  font-size: 13px;
  font-style: italic;
  color: var(--ink-soft);
}

.search-results {
  list-style: none;
  margin: 0;
  padding: 4px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(27, 42, 65, 0.25) transparent;
}
.search-result-item {
  padding: 10px 10px;
  border-radius: 6px;
  transition: background 0.15s;
}
.search-result-item:hover { background: var(--polaroid-warm); }
.search-result-item + .search-result-item { border-top: 1px solid var(--paper-line); }
.search-result-title {
  display: block;
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--dusk-blue);
  line-height: 1.2;
  transition: color 0.15s;
}
.search-result-item:hover .search-result-title { color: var(--butterfly); }
.search-result-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin: 2px 0 6px;
}
.search-result-snippet {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}
.search-result-snippet mark {
  background: rgba(193, 122, 79, 0.22);
  color: var(--diner-amber);
  font-weight: 700;
  border-radius: 2px;
  padding: 0 1px;
}

@media (max-width: 640px) {
  .search-overlay { padding: 8vh 12px 12px; }
  .search-input { font-size: 16px; } /* iOS:輸入框小於 16px 聚焦時會自動放大整頁 */
}

/* ---------- 頁尾 ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 24px 60px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.8;
}
.site-footer .disclaimer {
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- 響應式 ---------- */
@media (max-width: 640px) {
  .hero h1 { font-size: 44px; }
  .hero .subtitle { font-size: 16px; }
  .chapter-page h1 { font-size: 36px; }
  .site-header .brand { font-size: 20px; }
  .site-header nav a { margin-left: 12px; font-size: 10px; }
  .nav-search-toggle { margin-left: 12px; }
  .chapter-grid { grid-template-columns: 1fr; }
  .section-summary .section-name { font-size: 26px; }
  .season-divider h2 { font-size: 32px; }
}

/* ---------- 鍵盤焦點可見性 ---------- */
a:focus-visible {
  outline: 2px solid var(--butterfly);
  outline-offset: 2px;
}

/* ---------- 拍立得放大檢視(燈箱) ---------- */
.polaroid-card img { cursor: zoom-in; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
  background: rgba(16, 26, 41, 0.97);
  -webkit-tap-highlight-color: transparent;
}
.lightbox[hidden] { display: none; }

.lightbox-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  max-width: 100%;
  max-height: 100%;
  perspective: 2000px;
}
.lightbox-img {
  max-width: 92vw;
  max-height: 82vh;
  object-fit: contain;
  background: #fff;
  padding: 10px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5);
  border-radius: 2px;
  touch-action: pinch-zoom;
}
/* 手帳插圖是橫幅書頁,給多一點高度 */
.lightbox-figure.is-journal .lightbox-img {
  max-width: 94vw;
  max-height: 86vh;
}

/* 拍立得顯影:打開時完整顯影,左右切換時快速淡入 */
@keyframes polaroid-develop {
  0%   { filter: contrast(0.35) brightness(1.55) saturate(0.15) sepia(0.45); opacity: 0.1; }
  35%  { opacity: 1; }
  55%  { filter: contrast(0.72) brightness(1.15) saturate(0.55) sepia(0.22); }
  100% { filter: none; opacity: 1; }
}
@keyframes polaroid-develop-quick {
  0%   { filter: saturate(0.4) brightness(1.15); opacity: 0.25; }
  100% { filter: none; opacity: 1; }
}
.lightbox-img.developing { animation: polaroid-develop 1.05s ease-out both; }
.lightbox-img.developing-quick { animation: polaroid-develop-quick 0.34s ease-out both; }

/* 手帳翻頁:打開時整頁繞書脊翻入,左右切換時快速翻(往回翻鉸鏈換到右側) */
@keyframes journal-flip {
  0%   { transform: rotateY(-88deg); opacity: 0.12; filter: brightness(1.3); }
  55%  { opacity: 1; }
  100% { transform: rotateY(0deg); opacity: 1; filter: none; }
}
@keyframes journal-flip-quick {
  0%   { transform: rotateY(-54deg); opacity: 0.4; filter: brightness(1.14); }
  100% { transform: rotateY(0deg); opacity: 1; filter: none; }
}
@keyframes journal-flip-quick-back {
  0%   { transform: rotateY(54deg); opacity: 0.4; filter: brightness(1.14); }
  100% { transform: rotateY(0deg); opacity: 1; filter: none; }
}
.lightbox-img.flipping {
  transform-origin: left center;
  animation: journal-flip 0.62s ease-out both;
}
.lightbox-img.flipping-quick {
  transform-origin: left center;
  animation: journal-flip-quick 0.34s ease-out both;
}
.lightbox-img.flipping-quick.flip-back {
  transform-origin: right center;
  animation-name: journal-flip-quick-back;
}

@media (prefers-reduced-motion: reduce) {
  .lightbox-img.developing,
  .lightbox-img.developing-quick,
  .lightbox-img.flipping,
  .lightbox-img.flipping-quick { animation: none; }
}
.lightbox-caption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 18px;
  color: var(--polaroid);
  text-align: center;
}
.lightbox-title {
  font-family: var(--font-display);
  font-size: 22px;
}
.lightbox-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--butterfly-bright);
}
.lightbox-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--polaroid);
  border-bottom: 1px solid rgba(242, 236, 224, 0.5);
  padding-bottom: 1px;
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  background: rgba(242, 236, 224, 0.12);
  color: var(--polaroid);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}
.lightbox-close:hover,
.lightbox-nav:hover { background: rgba(242, 236, 224, 0.28); }

.lightbox-close {
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 26px;
  line-height: 1;
}
.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 64px;
  border-radius: 8px;
  font-size: 34px;
  line-height: 1;
}
.lightbox-nav[hidden] { display: none; }
.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }

@media (max-width: 640px) {
  .lightbox { padding: 0; }
  .lightbox-img { max-width: 100vw; max-height: 78vh; padding: 6px; }
  .lightbox-nav {
    width: 40px;
    height: 52px;
    font-size: 28px;
    background: rgba(242, 236, 224, 0.18);
  }
  .lightbox-prev { left: 4px; }
  .lightbox-next { right: 4px; }
  .lightbox-title { font-size: 19px; }
}