/* series.css */
:root {
  --cream: #fbf7f1;
  --cream-2: #f5eee5;
  --almond: #ead8c8;
  --peach: #f1c9b8;
  --sage: #c9d4c1;
  --sage-dark: #7d8f72;
  --brown: #6d5548;
  --brown-2: #9a7b69;
  --text: #3f352f;
  --muted: #786b62;
  --line: rgba(109, 85, 72, .14);
  --white: #fffdf9;
  --shadow: 0 22px 60px rgba(109, 85, 72, .12);
  --radius-lg: 30px;
  --radius-md: 22px;
  --radius-sm: 16px;
  --header-height: 74px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 8%, rgba(241, 201, 184, .3), transparent 30%),
    radial-gradient(circle at 92% 10%, rgba(201, 212, 193, .34), transparent 28%),
    linear-gradient(180deg, var(--cream), #fffaf5 48%, var(--cream-2));
  line-height: 1.85;
  letter-spacing: .035em;
}

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

img {
  display: block;
  max-width: 100%;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

p {
  color: var(--muted);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 3px solid rgba(125, 143, 114, .55);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-height);
  background: rgba(251, 247, 241, .86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  width: min(var(--max), calc(100% - 32px));
  height: 100%;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  color: var(--brown);
  font-weight: 800;
  line-height: 1.25;
  white-space: nowrap;
}

.brand small {
  color: var(--brown-2);
  font-size: .74rem;
  font-weight: 500;
}

.desktop-nav,
.nav-cta {
  display: none;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: var(--brown);
  color: #fffaf5;
  box-shadow: 0 14px 32px rgba(109, 85, 72, .2);
}

.btn-secondary {
  background: rgba(255, 253, 249, .72);
  color: var(--brown);
  border: 1px solid var(--line);
}

.page-inner {
  width: min(var(--max), calc(100% - 32px));
  margin: auto;
}

.series-hero {
  padding: 62px 0 72px;
}

.hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  color: var(--sage-dark);
  font-weight: 800;
  margin-bottom: 10px;
}

h1 {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", serif;
  font-size: clamp(3rem, 14vw, 6.8rem);
  line-height: 1.05;
  letter-spacing: .08em;
  color: var(--brown);
  margin-bottom: 20px;
}

.hero-subtitle {
  max-width: 680px;
  font-size: 1.12rem;
  margin-bottom: 28px;
}

.series-subtitle {
  margin: -8px 0 12px;
  color: var(--sage-dark);
  font-weight: 900;
  letter-spacing: .04em;
}

.hero-actions,
.author-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.series-visual {
  display: grid;
  gap: 18px;
}

.series-hero-art {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow);
}

.series-hero-art img {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: 68% center;
}

@media (max-width: 639px) {
  .series-hero {
    padding: 34px 0 52px;
  }

  .hero-grid {
    gap: 20px;
  }

  .series-visual {
    order: -1;
  }

  .series-hero-art img {
    aspect-ratio: 16 / 10;
    object-position: center;
  }

  .series-note {
    display: none;
  }
}

.series-note {
  padding: 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 85% 12%, rgba(255, 253, 249, .58), transparent 24%),
    linear-gradient(135deg, rgba(241, 201, 184, .5), rgba(201, 212, 193, .28), rgba(255, 253, 249, .78));
  box-shadow: var(--shadow);
}

.series-note span {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--sage-dark);
  font-weight: 900;
}

.series-note p {
  color: var(--brown);
  font-size: 1.06rem;
  margin-bottom: 0;
}

.section {
  padding: 74px 0;
}

.section.alt {
  background: rgba(255, 253, 249, .5);
}

.intro-layout,
.related-layout {
  display: grid;
  gap: 22px;
}

.intro-copy {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 253, 249, .72);
  box-shadow: 0 12px 34px rgba(109, 85, 72, .07);
}

.intro-copy p:last-child {
  margin-bottom: 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 30px;
}

h2 {
  font-size: clamp(1.8rem, 6vw, 3rem);
  line-height: 1.32;
  color: var(--brown);
  margin-bottom: 14px;
}

.reading-path {
  display: grid;
  gap: 14px;
  counter-reset: path;
}

.path-item {
  position: relative;
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 253, 249, .78);
  box-shadow: 0 10px 28px rgba(109, 85, 72, .06);
  transition: transform .25s ease, box-shadow .25s ease;
}

.path-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.path-item span {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(201, 212, 193, .5);
  color: var(--brown);
  font-weight: 900;
}

.path-item strong {
  display: block;
  color: var(--brown);
  font-size: 1.12rem;
  margin-bottom: 4px;
}

.path-item p {
  margin-bottom: 0;
}

.episode-list {
  display: grid;
  gap: 18px;
}

.episode-card,
.related-grid a,
.author-panel {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 253, 249, .78);
  box-shadow: 0 12px 34px rgba(109, 85, 72, .07);
}

.episode-card::after,
.related-grid a::after {
  content: "";
  position: absolute;
  width: 110px;
  height: 110px;
  right: -50px;
  top: -50px;
  border-radius: 50%;
  background: rgba(241, 201, 184, .22);
}

.episode-card span,
.related-grid span {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(234, 216, 200, .52);
  color: var(--brown);
  font-size: .88rem;
  font-weight: 900;
}

.episode-card h3 {
  color: var(--brown);
  font-size: 1.28rem;
  line-height: 1.45;
  margin-bottom: 10px;
}

.episode-card a {
  color: var(--sage-dark);
  font-weight: 900;
}

.related-grid {
  display: grid;
  gap: 16px;
}

.related-grid strong {
  display: block;
  color: var(--brown);
  font-size: 1.22rem;
  margin-bottom: 8px;
}

.author-panel {
  display: grid;
  gap: 22px;
  align-items: center;
}

.author-panel img {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  object-fit: cover;
  border: 8px solid rgba(255, 253, 249, .9);
  box-shadow: 0 16px 36px rgba(109, 85, 72, .16);
}

.site-footer {
  padding: 46px 0;
  border-top: 1px solid var(--line);
  background: rgba(109, 85, 72, .08);
}

.footer-inner {
  width: min(var(--max), calc(100% - 32px));
  margin: auto;
  display: grid;
  gap: 18px;
}

.footer-inner strong {
  color: var(--brown);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-links a {
  color: var(--brown);
  font-weight: 800;
}

@media (min-width: 640px) {
  .hero-actions,
  .author-links {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .episode-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-inner {
    grid-template-columns: 1.2fr .8fr;
  }

  .author-panel {
    grid-template-columns: 150px 1fr;
    padding: 34px;
  }

  .author-panel img {
    width: 150px;
    height: 150px;
  }
}

@media (min-width: 900px) {
  :root {
    --header-height: 82px;
  }

  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .desktop-nav a {
    padding: 9px 12px;
    border-radius: 999px;
    color: var(--brown);
    font-weight: 700;
    font-size: .94rem;
  }

  .desktop-nav a:hover {
    background: rgba(234, 216, 200, .48);
  }

  .nav-cta {
    display: inline-flex;
    min-height: 42px;
    padding: 9px 16px;
    font-size: .92rem;
  }

  .series-hero {
    padding: 96px 0;
  }

  .hero-grid {
    grid-template-columns: 1.1fr .9fr;
  }

  .series-hero-art img {
    aspect-ratio: 16 / 9;
  }

  .section {
    padding: 96px 0;
  }

  .intro-layout,
  .related-layout {
    grid-template-columns: .82fr 1.18fr;
  }

  .reading-path {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1120px) {
  .desktop-nav a {
    padding-inline: 14px;
  }
}