/* ==========================================================
   共用樣式 — 深淺色主題、CJK 優先字體堆疊
   ========================================================== */

:root {
  --bg:        #faf8f5;
  --bg-raised: #ffffff;
  --bg-sunken: #f1ede7;
  --ink:       #1a1715;
  --ink-soft:  #4a423d;
  --ink-faint: #8a7f78;
  --rule:      #e2dbd2;
  --rule-soft: #ece6de;
  --accent:    #a8123c;
  --accent-bg: #fdeef2;
  --accent-ink:#7d0c2c;
  --shadow:    0 1px 2px rgba(26,23,21,.04), 0 8px 24px rgba(26,23,21,.06);
  --shadow-lg: 0 2px 4px rgba(26,23,21,.05), 0 16px 48px rgba(26,23,21,.10);

  --sans: "PingFang TC", "Microsoft JhengHei", "Noto Sans TC",
          -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas,
          "Microsoft JhengHei", monospace;

  --measure: 47rem;
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:        #14120f;
    --bg-raised: #1d1a16;
    --bg-sunken: #0d0b09;
    --ink:       #f0ebe4;
    --ink-soft:  #bdb4aa;
    --ink-faint: #857c73;
    --rule:      #2e2a25;
    --rule-soft: #241f1b;
    --accent:    #ff6d92;
    --accent-bg: #2a1219;
    --accent-ink:#ff96af;
    --shadow:    0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.34);
    --shadow-lg: 0 2px 4px rgba(0,0,0,.34), 0 16px 48px rgba(0,0,0,.44);
  }
}

:root[data-theme="dark"] {
  --bg:        #14120f;
  --bg-raised: #1d1a16;
  --bg-sunken: #0d0b09;
  --ink:       #f0ebe4;
  --ink-soft:  #bdb4aa;
  --ink-faint: #857c73;
  --rule:      #2e2a25;
  --rule-soft: #241f1b;
  --accent:    #ff6d92;
  --accent-bg: #2a1219;
  --accent-ink:#ff96af;
  --shadow:    0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.34);
  --shadow-lg: 0 2px 4px rgba(0,0,0,.34), 0 16px 48px rgba(0,0,0,.44);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.78;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- 頁首導覽 ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: .7rem clamp(1rem, 4vw, 2.5rem);
  background: var(--bg);
  border-bottom: 1px solid var(--rule-soft);
}

.topbar__home {
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .04em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.topbar__home:hover { color: var(--accent); }

.topbar nav {
  display: flex;
  gap: 1rem;
  margin-left: auto;
  align-items: center;
  flex-wrap: wrap;
}

.topbar nav a {
  font-size: .875rem;
  color: var(--ink-soft);
  text-decoration: none;
  padding: .2rem 0;
  border-bottom: 1.5px solid transparent;
}
.topbar nav a:hover { color: var(--ink); border-bottom-color: var(--accent); }
.topbar nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

.theme-toggle {
  appearance: none;
  border: 1px solid var(--rule);
  background: var(--bg-raised);
  color: var(--ink-soft);
  border-radius: 999px;
  width: 2.1rem;
  height: 2.1rem;
  font-size: .95rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  flex: none;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- 版面 ---------- */

main {
  max-width: var(--measure);
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 4.5rem) clamp(1.1rem, 4vw, 2rem) 5rem;
}

/* ---------- 文字 ---------- */

h1 {
  font-size: clamp(2rem, 6vw, 2.9rem);
  line-height: 1.18;
  letter-spacing: -.015em;
  margin: 0 0 .6rem;
  font-weight: 800;
}

h2 {
  font-size: clamp(1.35rem, 3.6vw, 1.7rem);
  line-height: 1.32;
  letter-spacing: -.008em;
  margin: 3.5rem 0 1rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--rule);
  font-weight: 700;
}

h3 {
  font-size: 1.12rem;
  margin: 2.2rem 0 .6rem;
  font-weight: 700;
}

h4 {
  font-size: .98rem;
  margin: 1.6rem 0 .4rem;
  font-weight: 700;
  color: var(--ink-soft);
}

p { margin: 0 0 1.15rem; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { color: var(--accent-ink); }

strong { font-weight: 700; color: var(--ink); }

ul, ol { margin: 0 0 1.15rem; padding-left: 1.4rem; }
li { margin: .3rem 0; }
li::marker { color: var(--ink-faint); }

hr { border: 0; border-top: 1px solid var(--rule); margin: 3rem 0; }

.lede {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}

.eyebrow {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 .9rem;
}

code {
  font-family: var(--mono);
  font-size: .875em;
  background: var(--bg-sunken);
  border: 1px solid var(--rule-soft);
  border-radius: 5px;
  padding: .1em .38em;
  word-break: break-word;
}

pre {
  background: var(--bg-sunken);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  overflow-x: auto;
  font-size: .845rem;
  line-height: 1.65;
  margin: 0 0 1.4rem;
}
pre code { background: none; border: 0; padding: 0; font-size: 1em; }

blockquote {
  margin: 0 0 1.4rem;
  padding: .1rem 0 .1rem 1.15rem;
  border-left: 3px solid var(--accent);
  color: var(--ink-soft);
}
blockquote p:last-child { margin-bottom: 0; }

/* ---------- 表格 ---------- */

.table-wrap {
  overflow-x: auto;
  margin: 0 0 1.6rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--bg-raised);
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: .93rem;
  line-height: 1.6;
}

th, td {
  text-align: left;
  padding: .68rem .9rem;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: top;
}

thead th {
  background: var(--bg-sunken);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ink-faint);
  white-space: nowrap;
}

tbody tr:last-child td { border-bottom: 0; }

td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ---------- 卡片 ---------- */

.cards {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  margin: 2rem 0 1rem;
}

.card {
  display: block;
  padding: 1.4rem 1.5rem 1.5rem;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.card h3 { margin: .2rem 0 .45rem; font-size: 1.15rem; }
.card p { margin: 0; font-size: .92rem; color: var(--ink-soft); line-height: 1.62; }
.card .eyebrow { margin-bottom: .3rem; }

/* ---------- 成員區塊 ---------- */

.member {
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.6rem clamp(1.1rem, 3vw, 1.8rem) 1.5rem;
  margin: 0 0 1.4rem;
  box-shadow: var(--shadow);
}

.member h3 {
  margin: 0 0 .2rem;
  font-size: 1.3rem;
}

.member__tag {
  font-size: .8rem;
  color: var(--ink-faint);
  letter-spacing: .03em;
  margin: 0 0 1.1rem;
}

.member__hook {
  margin: 1.2rem 0 0;
  padding: .85rem 1rem;
  background: var(--accent-bg);
  border-radius: 8px;
  font-size: .91rem;
  line-height: 1.65;
  color: var(--ink-soft);
}
.member__hook strong { color: var(--accent-ink); }

/* ---------- 提示框 ---------- */

.note {
  margin: 0 0 1.5rem;
  padding: 1.05rem 1.2rem;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--bg-raised);
  font-size: .94rem;
  line-height: 1.68;
}
.note > :last-child { margin-bottom: 0; }
.note__title {
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--accent);
  margin: 0 0 .4rem;
}

/* ---------- 目錄 ---------- */

.toc {
  margin: 2.2rem 0 3rem;
  padding: 1.15rem 1.4rem 1.25rem;
  background: var(--bg-sunken);
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius);
}
.toc__title {
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--ink-faint);
  margin: 0 0 .7rem;
}
.toc ol { margin: 0; padding-left: 1.25rem; font-size: .94rem; }
.toc li { margin: .22rem 0; }
.toc a { color: var(--ink-soft); text-decoration: none; }
.toc a:hover { color: var(--accent); text-decoration: underline; }

/* ---------- 中繼資訊 ---------- */

.meta-grid {
  display: grid;
  gap: .1rem .9rem;
  grid-template-columns: auto 1fr;
  margin: 0 0 2rem;
  font-size: .92rem;
}
.meta-grid dt { color: var(--ink-faint); white-space: nowrap; }
.meta-grid dd { margin: 0 0 .35rem; }

/* ---------- 狀態標記 ---------- */

.pill {
  display: inline-block;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: .12rem .5rem .16rem;
  border-radius: 999px;
  white-space: nowrap;
  background: var(--bg-sunken);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
}
.pill--ok   { background: #e6f6ec; border-color: #b6e2c6; color: #1c6b39; }
.pill--warn { background: #fdf2dd; border-color: #f0d69b; color: #7a5610; }
.pill--bad  { background: #fdecec; border-color: #f3c3c3; color: #8f2020; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .pill--ok   { background: #12301e; border-color: #275f3b; color: #7fd9a0; }
  :root:not([data-theme="light"]) .pill--warn { background: #332611; border-color: #6b5220; color: #e9c169; }
  :root:not([data-theme="light"]) .pill--bad  { background: #331616; border-color: #6d2b2b; color: #f09292; }
}
:root[data-theme="dark"] .pill--ok   { background: #12301e; border-color: #275f3b; color: #7fd9a0; }
:root[data-theme="dark"] .pill--warn { background: #332611; border-color: #6b5220; color: #e9c169; }
:root[data-theme="dark"] .pill--bad  { background: #331616; border-color: #6d2b2b; color: #f09292; }

/* ---------- 時間軸 ---------- */

.timeline { list-style: none; margin: 0 0 1.6rem; padding: 0; }
.timeline li {
  position: relative;
  padding: 0 0 1.1rem 1.6rem;
  border-left: 1px solid var(--rule);
  margin: 0;
}
.timeline li:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -4.5px;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.timeline time {
  display: block;
  font-family: var(--mono);
  font-size: .78rem;
  color: var(--ink-faint);
  letter-spacing: .02em;
}

/* ---------- 大字資訊 ---------- */

.bigdate {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  margin: 0 0 2rem;
}
.bigdate div {
  padding: 1.2rem 1.3rem;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.bigdate dt {
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--ink-faint);
  margin: 0 0 .3rem;
}
.bigdate dd {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 750;
  line-height: 1.25;
  letter-spacing: -.01em;
}
.bigdate dd small {
  display: block;
  font-size: .85rem;
  font-weight: 400;
  color: var(--ink-soft);
  letter-spacing: 0;
  margin-top: .25rem;
}

/* ---------- 彩色主視覺 ---------- */

.hero {
  position: relative;
  margin: 0 0 2.2rem;
  padding: clamp(2rem, 6vw, 3.2rem) clamp(1.3rem, 4vw, 2.4rem);
  border-radius: 16px;
  overflow: hidden;
  background:
    radial-gradient(120% 140% at 12% 8%,  #ff5f8d 0%, transparent 52%),
    radial-gradient(110% 130% at 88% 4%,  #7b5cff 0%, transparent 50%),
    radial-gradient(140% 150% at 50% 98%, #ffb04a 0%, transparent 55%),
    linear-gradient(140deg, #2b1533 0%, #16101f 100%);
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.hero .eyebrow { color: #ffd9e4; margin-bottom: .7rem; }
.hero h1 { color: #fff; margin-bottom: .7rem; }
.hero p {
  color: rgba(255,255,255,.88);
  font-size: 1.06rem;
  line-height: 1.7;
  margin: 0;
  max-width: 38rem;
}
.hero strong { color: #fff; }

/* ---------- 成員色條 ---------- */

.member { border-left: 5px solid var(--m, var(--accent)); }
.member h3 { color: var(--m, var(--ink)); }

.member--sakura  { --m: #f2789f; }
.member--chaewon { --m: #8a6df0; }
.member--yunjin  { --m: #c9457b; }
.member--kazuha  { --m: #3f8fd4; }
.member--eunchae { --m: #e08b2f; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .member--sakura  { --m: #ff9dbb; }
  :root:not([data-theme="light"]) .member--chaewon { --m: #ad95ff; }
  :root:not([data-theme="light"]) .member--yunjin  { --m: #ff85ae; }
  :root:not([data-theme="light"]) .member--kazuha  { --m: #74b8f0; }
  :root:not([data-theme="light"]) .member--eunchae { --m: #f0b264; }
}
:root[data-theme="dark"] .member--sakura  { --m: #ff9dbb; }
:root[data-theme="dark"] .member--chaewon { --m: #ad95ff; }
:root[data-theme="dark"] .member--yunjin  { --m: #ff85ae; }
:root[data-theme="dark"] .member--kazuha  { --m: #74b8f0; }
:root[data-theme="dark"] .member--eunchae { --m: #f0b264; }

.member .member__hook {
  background: color-mix(in srgb, var(--m, var(--accent)) 13%, transparent);
}
.member .member__hook strong { color: var(--m, var(--accent-ink)); }

/* ---------- 主視覺裡的 logo 與封面 ---------- */

.hero__logo {
  display: block;
  width: clamp(11rem, 34vw, 17rem);
  height: auto;
  margin: 0 0 1.3rem;
}

.cover {
  margin: 0 0 2.4rem;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--bg-sunken);
  box-shadow: var(--shadow-lg);
}
.cover img {
  display: block;
  width: 100%;
  height: auto;
}
.cover figcaption {
  padding: .65rem .95rem .75rem;
  font-size: .78rem;
  line-height: 1.55;
  color: var(--ink-faint);
  background: var(--bg-raised);
  border-top: 1px solid var(--rule-soft);
}
.cover figcaption a { color: var(--ink-soft); }

/* 主視覺內嵌的封面（去掉外框，直接貼合漸層） */
.hero .cover {
  margin: 1.6rem 0 0;
  border-color: rgba(255,255,255,.18);
  box-shadow: none;
}
.hero .cover figcaption {
  background: rgba(0,0,0,.3);
  border-top-color: rgba(255,255,255,.12);
  color: rgba(255,255,255,.72);
}
.hero .cover figcaption a { color: rgba(255,255,255,.85); }

/* ---------- 成員個人照 ---------- */

.portraits {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(45%, 9.5rem), 1fr));
  margin: 2rem 0 2.4rem;
}

.portrait {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-top: 4px solid var(--m, var(--accent));
  box-shadow: var(--shadow);
}
.portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 22%;
}
.portrait figcaption {
  padding: .6rem .7rem .7rem;
  text-align: center;
  font-size: .82rem;
  line-height: 1.45;
  color: var(--ink-faint);
}
.portrait figcaption b {
  display: block;
  font-size: .95rem;
  color: var(--m, var(--ink));
  margin-bottom: .1rem;
}

/* 成員卡片內的小頭像 */

.member__head {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin: 0 0 1rem;
}
.member__head > div { min-width: 0; }
.member__head h3,
.member__head .member__tag { margin: 0; }
.member__head h3 { margin-bottom: .2rem; }

.member__photo {
  flex: none;
  width: 76px;
  height: 95px;
  border-radius: 9px;
  object-fit: cover;
  object-position: 50% 20%;
  border: 2px solid var(--m, var(--accent));
  background: var(--bg-sunken);
}

/* ---------- 圖片出處 ---------- */

.credits {
  font-size: .84rem;
  line-height: 1.7;
  color: var(--ink-soft);
}
.credits li { margin: .35rem 0; }
.credits code { font-size: .8em; }

/* ---------- 影片嵌入 ---------- */

.videos {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  margin: 2rem 0 1.5rem;
}

figure.video {
  margin: 0;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

figure.video .frame {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
}
figure.video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

figure.video figcaption {
  padding: .8rem 1rem 1rem;
  font-size: .9rem;
  line-height: 1.6;
  color: var(--ink-soft);
}
figure.video figcaption b {
  display: block;
  color: var(--ink);
  font-size: 1rem;
  letter-spacing: .01em;
  margin-bottom: .15rem;
}
figure.video figcaption .yr {
  font-family: var(--mono);
  font-size: .76rem;
  color: var(--ink-faint);
}

/* ---------- 瀏覽次數 ---------- */

.hits {
  margin: .5rem 0 0;
  font-size: .8rem;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}
.hits b {
  font-weight: 700;
  color: var(--ink-soft);
}

/* ---------- 頁尾 ---------- */

footer {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 2rem clamp(1.1rem, 4vw, 2rem) 4rem;
  border-top: 1px solid var(--rule);
  font-size: .85rem;
  color: var(--ink-faint);
  line-height: 1.7;
}
footer a { color: var(--ink-soft); }

.sources { font-size: .87rem; line-height: 1.7; }
.sources li { margin: .28rem 0; }

@media (max-width: 34rem) {
  body { font-size: 16px; }
  .topbar { gap: .75rem; }
  .topbar nav { gap: .75rem; }
  th, td { padding: .55rem .65rem; }
}

@media print {
  .topbar, .theme-toggle { display: none; }
}