@import url('https://fonts.googleapis.com/css2?family=Long+Cang&family=Ma+Shan+Zheng&family=Noto+Serif+SC:wght@400;700&family=Nunito:wght@400;600;700&family=ZCOOL+KuaiLe&family=ZCOOL+QingKe+HuangYou&display=swap');

:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #FFF8F0;
  --bg-card: #FFFDF7;
  --text-primary: #000000;
  --text-secondary: #4c4c4c;
  --accent-red: #FF0000;
  --accent-blue: #0066FF;
  --accent-yellow: #FFFF00;
  --accent-green: #00CC66;
  --squirrel-brown: #C4A484;
  --squirrel-belly: #FFF8DC;
  --squirrel-pink: #FFB6C1;
  --border-color: #000000;
  --shadow-color: rgba(0, 0, 0, 0.15);
  --font-title:  'Nunito', 'Ma Shan Zheng', 'Long Cang',  'ZCOOL KuaiLe',  'Comic Sans MS', cursive;
  --font-body:  'Nunito', 'ZCOOL KuaiLe','Long Cang',  'Ma Shan Zheng', 'Comic Sans MS', cursive;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  background: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

.sketchy-border {
  border: 2.5px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  box-shadow: 3px 3px 0 var(--border-color);
}

.sketchy-border-alt {
  border: 2.5px solid var(--border-color);
  border-radius: 15px 255px 15px 225px / 225px 15px 255px 15px;
  box-shadow: 3px 3px 0 var(--border-color);
}

.sketchy-card {
  border: 2px solid var(--border-color);
  border-radius: 15px 255px 15px 225px / 225px 15px 255px 15px;
  background: var(--bg-card);
  padding: 20px;
  box-shadow: 3px 3px 0 var(--border-color);
  transition: transform 0.2s, box-shadow 0.2s;
}

.sketchy-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--border-color);
}

.sketchy-btn {
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  background: var(--accent-yellow);
  padding: 10px 24px;
  font-family: var(--font-title);
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--border-color);
  transition: transform 0.15s, box-shadow 0.15s;
  display: inline-block;
}

.sketchy-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--border-color);
}

.sketchy-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--border-color);
}

.sketchy-btn-blue {
  background: var(--accent-blue);
  color: #FFF;
}

.sketchy-btn-red {
  background: var(--accent-red);
  color: #FFF;
}

.navbar {
  background: var(--bg-primary);
  border-bottom: 3px solid var(--border-color);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 3px 0 var(--border-color);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: bold;
}

.navbar-logo {
  height: 40px;
  width: auto;
  border-radius: 50%;
  border: 2px solid var(--border-color);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-toggle {
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  background: var(--accent-yellow);
  padding: 6px 16px;
  font-family: var(--font-title);
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--border-color);
}

.search-box {
  position: relative;
}

.search-input {
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  padding: 8px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  width: 220px;
  background: var(--bg-primary);
  box-shadow: 2px 2px 0 var(--border-color);
}

.search-input:focus {
  outline: none;
  box-shadow: 2px 2px 0 var(--accent-blue);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 16px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  color: var(--text-primary);
  border: 2px solid transparent;
  border-radius: 15px 225px 15px 255px / 225px 15px 255px 15px;
  transition: all 0.2s;
  text-decoration: none;
  position: relative;
}

.nav-link:hover {
  background: var(--bg-secondary);
  border-color: var(--border-color);
  box-shadow: 2px 2px 0 var(--border-color);
}

.nav-link.active {
  background: var(--accent-yellow);
  border-color: var(--border-color);
  box-shadow: 2px 2px 0 var(--border-color);
  font-weight: bold;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.hero {
  text-align: center;
  padding: 60px 20px 40px;
  background: var(--bg-primary);
  border-bottom: 3px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.hero-home {
  min-height: calc(100vh - 70px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: 32px;
  text-align: left;
  padding: 48px clamp(20px, 6vw, 80px);
}

.hero-home::before {
  inset: 14px;
}

.hero-copy,
.hero-board {
  position: relative;
  z-index: 1;
}

.hero-kicker {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 12px;
  border: 2px solid var(--border-color);
  background: var(--accent-yellow);
  font-family: var(--font-title);
  box-shadow: 2px 2px 0 var(--border-color);
}

.hero-intro {
  max-width: 620px;
  margin-top: 14px;
  font-size: 1.12rem;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-board {
  min-height: 420px;
  padding: 28px;
  border: 3px solid var(--border-color);
  border-radius: 8px;
  background:
    linear-gradient(#eef7ff 1px, transparent 1px),
    linear-gradient(90deg, #eef7ff 1px, transparent 1px),
    #fff;
  background-size: 28px 28px;
  box-shadow: 6px 6px 0 var(--border-color);
  transform: rotate(0.5deg);
}

.board-label {
  display: inline-block;
  padding: 5px 12px;
  border: 2px dashed var(--accent-blue);
  background: #fff;
  font-family: var(--font-title);
  color: var(--accent-blue);
}

.board-characters {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin: 26px 0 20px;
}

.board-characters img {
  width: min(38vw, 180px);
  height: min(38vw, 180px);
  object-fit: cover;
  border: 3px solid var(--border-color);
  border-radius: 50%;
  background: var(--bg-primary);
  box-shadow: 3px 3px 0 var(--border-color);
}

.board-doodles {
  display: grid;
  gap: 12px;
}

.board-doodles span {
  width: fit-content;
  padding: 7px 12px;
  border: 2px solid var(--border-color);
  background: #fff;
  font-family: var(--font-title);
}

.board-doodles span:nth-child(2) {
  justify-self: end;
  background: #FFFDE7;
}

.board-doodles span:nth-child(3) {
  justify-self: center;
  border-color: var(--accent-red);
}

.hero::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  bottom: 10px;
  border: 3px dashed var(--accent-blue);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  pointer-events: none;
  opacity: 0.3;
}

.hero-logo {
  width: 150px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 20px;
  border: 3px solid var(--border-color);
  box-shadow: 4px 4px 0 var(--border-color);
}

.hero-title {
  font-family: var(--font-title);
  font-size: 3rem;
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.hero-title .highlight {
  color: var(--accent-red);
  position: relative;
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 8px;
  background: var(--accent-yellow);
  z-index: -1;
  transform: rotate(-1deg);
}

.hero-tagline {
  font-family: var(--font-title);
  font-size: 1.4rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

.progress-section {
  margin: 30px auto;
  max-width: 500px;
}

.progress-wrapper {
  text-align: center;
}

.progress-label {
  font-family: var(--font-title);
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.progress-bar {
  height: 24px;
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  background: var(--bg-primary);
  overflow: hidden;
  box-shadow: 2px 2px 0 var(--border-color);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-green));
  transition: width 0.8s ease;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 8px,
    rgba(255,255,255,0.2) 8px,
    rgba(255,255,255,0.2) 16px
  );
}

.character-section {
  margin: 40px 0;
}

.section-title {
  font-family: var(--font-title);
  font-size: 1.8rem;
  text-align: center;
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
  width: 100%;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 6px;
  background: var(--accent-yellow);
  border-radius: 3px;
}

.section-lead {
  max-width: 720px;
  margin: -8px auto 24px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.08rem;
}

.guide-section {
  margin: 36px 0 44px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.guide-step {
  position: relative;
  padding: 22px 20px 20px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-primary);
  box-shadow: 3px 3px 0 var(--border-color);
}

.guide-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  background: var(--accent-yellow);
  font-family: var(--font-title);
}

.guide-step h3 {
  font-family: var(--font-title);
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.guide-step p {
  color: var(--text-secondary);
}

.character-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.character-card {
  text-align: center;
  padding: 30px 20px;
}

.character-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto 16px;
  object-fit: cover;
  border: 3px solid var(--border-color);
  box-shadow: 3px 3px 0 var(--border-color);
}

.character-name {
  font-family: var(--font-title);
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.character-info {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 4px 0;
}

.character-catchphrase {
  font-family: var(--font-title);
  color: var(--accent-blue);
  margin-top: 12px;
  font-size: 1.1rem;
}

.character-catchphrase.pink {
  color: var(--accent-red);
}

.season-section {
  margin: 40px 0;
}

.season-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.season-card {
  display: block;
  min-height: 230px;
  padding: 20px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-card);
  box-shadow: 3px 3px 0 var(--border-color);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.season-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--border-color);
}

.season-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.season-emoji {
  font-size: 2.4rem;
}

.season-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.season-count {
  padding: 3px 8px;
  border: 1.5px solid var(--border-color);
  background: #fff;
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.season-description {
  color: var(--text-secondary);
  font-size: 0.98rem;
  min-height: 76px;
}

.season-link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-title);
  color: var(--accent-blue);
}

.latest-section {
  margin: 40px 0;
}

.latest-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.latest-card {
  display: block;
  padding: 20px;
  position: relative;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-primary);
  box-shadow: 3px 3px 0 var(--border-color);
}

.latest-card.read {
  border-color: var(--accent-green);
}

.latest-meta {
  font-family: var(--font-title);
  font-size: 1rem;
  color: var(--accent-blue);
  margin-bottom: 10px;
}

.latest-title {
  font-family: var(--font-title);
  font-size: 1.16rem;
  line-height: 1.35;
}

.latest-highlight {
  margin-top: 10px;
  color: var(--text-secondary);
}

.latest-topic {
  display: inline-block;
  margin-top: 14px;
  padding: 3px 8px;
  border: 1.5px dashed var(--accent-blue);
  font-size: 0.86rem;
}

.search-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  padding: 20px 0;
}

.search-empty {
  text-align: center;
  padding: 40px;
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--text-secondary);
}

.episode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.episode-card {
  display: block;
  padding: 20px;
  position: relative;
  cursor: pointer;
}

.episode-card.read {
  border-color: var(--accent-green);
}

.episode-number {
  font-family: var(--font-title);
  font-size: 2.2rem;
  color: var(--accent-blue);
  margin-bottom: 8px;
}

.episode-title {
  font-family: var(--font-title);
  font-size: 1.1rem;
  margin-bottom: 8px;
  line-height: 1.4;
}

.episode-highlight {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.episode-status {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  font-family: var(--font-title);
  font-size: 0.85rem;
  border: 1.5px solid var(--border-color);
}

.status-published {
  background: #E8F5E9;
  color: #2E7D32;
}

.status-coming {
  background: #FFF3E0;
  color: #E65100;
}

.read-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent-green);
  color: #FFF;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: bold;
  border: 2px solid var(--border-color);
}

.unread-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent-red);
  color: #FFF;
  padding: 4px 10px;
  border-radius: 15px 255px 15px 225px / 225px 15px 255px 15px;
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: bold;
  border: 2px solid var(--border-color);
  box-shadow: 2px 2px 0 var(--border-color);
}

.breadcrumb {
  font-family: var(--font-title);
  font-size: 1rem;
  margin-bottom: 20px;
  padding: 12px 0;
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-decoration-style: wavy;
}

.breadcrumb a:hover {
  color: var(--accent-red);
}

.breadcrumb-sep {
  margin: 0 8px;
}

.breadcrumb-current {
  color: var(--text-primary);
}

.topic-header {
  text-align: center;
  padding: 40px 20px;
  background: var(--bg-primary);
  border-bottom: 3px solid var(--border-color);
  margin-bottom: 30px;
}

.topic-emoji {
  font-size: 4rem;
  margin-bottom: 12px;
}

.topic-title {
  font-family: var(--font-title);
  font-size: 2rem;
  margin-bottom: 8px;
}

.topic-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.comic-reader {
  max-width: 800px;
  margin: 0 auto;
}

.comic-title-bar {
  text-align: center;
  padding: 24px;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  margin-bottom: 24px;
  box-shadow: 3px 3px 0 var(--border-color);
}

.comic-episode-num {
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--accent-blue);
}

.comic-episode-title {
  font-family: var(--font-title);
  font-size: 1.8rem;
  margin-top: 8px;
}

.comic-description {
  max-width: 660px;
  margin: 12px auto 0;
  color: var(--text-secondary);
}

.comic-gallery {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.comic-frame {
  margin: 0;
}

.comic-image {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: contain;
  border: 3px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 4px 4px 0 var(--border-color);
  display: block;
  background: var(--bg-primary);
}

.comic-frame figcaption {
  margin-top: 8px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  text-align: center;
}

.comic-frame.image-missing {
  min-height: 180px;
  border: 2px dashed var(--accent-red);
  border-radius: 8px;
  background: #FFF7F7;
  display: grid;
  place-items: center;
}

.comic-frame.image-missing img {
  display: none;
}

.comic-frame.image-missing::before {
  content: '图片暂时加载失败，请稍后再试';
  color: var(--accent-red);
  font-family: var(--font-title);
}

.comic-summary {
  margin: 30px 0;
  padding: 24px;
  text-align: center;
}

.comic-summary-title {
  font-family: var(--font-title);
  font-size: 1.4rem;
  color: var(--accent-red);
  margin-bottom: 12px;
}

.comic-summary-text {
  font-family: var(--font-title);
  font-size: 1.2rem;
  background: var(--accent-yellow);
  display: inline-block;
  padding: 8px 20px;
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
}

.science-content {
  margin: 30px 0;
  padding: 30px;
}

.science-title {
  font-family: var(--font-title);
  font-size: 1.6rem;
  color: var(--accent-blue);
  margin-bottom: 24px;
  text-align: center;
  padding-bottom: 12px;
  border-bottom: 3px dashed var(--accent-blue);
}

.science-section {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px dashed #ddd;
}

.science-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.science-section-title {
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--accent-red);
  margin-bottom: 12px;
  position: relative;
  padding-left: 20px;
}

.science-section-title::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
}

.science-section-content {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-primary);
  text-align: justify;
}

.episode-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin: 30px 0;
  flex-wrap: wrap;
}

.nav-btn {
  padding: 12px 20px;
  border: 2px solid var(--border-color);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  background: var(--bg-primary);
  box-shadow: 2px 2px 0 var(--border-color);
  cursor: pointer;
  transition: transform 0.15s;
  text-align: center;
  max-width: 250px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--border-color);
}

.nav-home {
  background: var(--accent-yellow);
}

.nav-disabled {
  visibility: hidden;
}

.footer {
  text-align: center;
  padding: 30px 20px;
  border-top: 3px solid var(--border-color);
  margin-top: 40px;
  background: var(--bg-primary);
}

.footer-slogan {
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--text-secondary);
}

.footer-note {
  margin-top: 8px;
  font-size: 0.9rem;
  color: #777;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  font-family: var(--font-title);
  font-size: 1.3rem;
  color: var(--text-secondary);
}

.coming-soon-animation {
  text-align: center;
  padding: 80px 20px;
}

.coming-soon-text {
  font-family: var(--font-title);
  font-size: 1.8rem;
  color: var(--text-secondary);
}

.coming-soon-pencil {
  font-size: 4rem;
  margin-bottom: 20px;
  animation: bounce 1s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

@keyframes draw {
  from { stroke-dashoffset: 1000; }
  to { stroke-dashoffset: 0; }
}

@media (max-width: 768px) {
  .hero-home {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 34px 16px 28px;
    text-align: center;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-tagline {
    font-size: 1.1rem;
  }

  .navbar {
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 16px;
  }

  .navbar-brand {
    font-size: 1.1rem;
  }

  .navbar-links {
    order: 3;
    width: 100%;
    justify-content: center;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
  }

  .nav-link {
    padding: 6px 12px;
    font-size: 0.85rem;
  }

  .search-input {
    width: 160px;
    font-size: 0.9rem;
  }

  .season-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }

  .guide-grid {
    grid-template-columns: 1fr;
  }

  .episode-grid {
    grid-template-columns: 1fr;
  }

  .episode-nav {
    flex-direction: column;
  }

  .nav-btn {
    max-width: 100%;
    width: 100%;
  }

  .container {
    padding: 16px;
  }

  .character-grid {
    grid-template-columns: 1fr;
  }

  .hero-board {
    min-height: 330px;
    padding: 18px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.6rem;
  }

  .navbar-actions {
    gap: 8px;
  }

  .search-input {
    width: 130px;
    padding: 6px 12px;
    font-size: 0.85rem;
  }

  .season-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    justify-content: center;
  }

  .sketchy-btn {
    width: 100%;
    text-align: center;
  }

  .board-characters img {
    width: 120px;
    height: 120px;
  }

  .season-description {
    min-height: 0;
  }

  .comic-title-bar,
  .science-content,
  .comic-summary {
    padding: 18px;
  }
}

/* Share feature */
.share-bar {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1000;
  margin: 0;
}

#share-canvas {
  position: absolute;
  left: -9999px;
  top: 0;
  width: 750px;
  background: #FFF8F0;
  font-family: 'Nunito', 'ZCOOL KuaiLe', 'Ma Shan Zheng', 'Comic Sans MS', cursive;
  color: #333;
  padding: 32px 0;
  box-sizing: border-box;
}

#share-canvas .share-header {
  background: #0066FF;
  color: #fff;
  padding: 28px 32px 22px;
  text-align: center;
}

#share-canvas .share-brand {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 4px;
}

#share-canvas .share-title {
  font-size: 32px;
  font-weight: bold;
  margin: 0;
  line-height: 1.3;
}

#share-canvas .share-meta {
  padding: 16px 32px;
  border-bottom: 2px dashed #ccc;
}

#share-canvas .share-ep-num {
  font-size: 14px;
  color: #888;
}

#share-canvas .share-highlight-box {
  margin: 0 32px 16px;
  padding: 14px 20px;
  background: #FFFFCC;
  border: 2px solid #000;
  border-radius: 12px;
  text-align: center;
}

#share-canvas .share-highlight-label {
  font-size: 14px;
  color: #666;
  margin-bottom: 4px;
}

#share-canvas .share-highlight-text {
  font-size: 22px;
  font-weight: bold;
  color: #0066FF;
}

#share-canvas .share-comic-img {
  width: 100%;
  display: block;
}

#share-canvas .share-science {
  padding: 20px 32px;
  border-top: 2px dashed #ccc;
}

#share-canvas .share-science-title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 10px;
  color: #000;
}

#share-canvas .share-science-item {
  margin-bottom: 8px;
}

#share-canvas .share-science-label {
  font-size: 14px;
  font-weight: bold;
  color: #0066FF;
}

#share-canvas .share-science-text {
  font-size: 14px;
  line-height: 1.6;
  color: #333;
}

#share-canvas .share-footer {
  background: #0066FF;
  color: #fff;
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

#share-canvas .share-qr {
  flex-shrink: 0;
}

#share-canvas .share-qr canvas,
#share-canvas .share-qr img {
  display: block;
  border-radius: 8px;
}

#share-canvas .share-footer-text {
  text-align: left;
}

#share-canvas .share-footer-slogan {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 4px;
}

#share-canvas .share-footer-url {
  font-size: 14px;
  opacity: 0.85;
}

/* Share button loading state */
.share-float-bar .sketchy-float-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.share-float-bar .sketchy-float-btn {
  border-radius: 28px;
  padding: 12px 20px;
  font-size: 0.95rem;
  box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.share-float-bar .sketchy-float-btn:hover {
  transform: scale(1.1);
  box-shadow: 3px 3px 12px rgba(0, 0, 0, 0.3);
}

.share-float-bar .sketchy-float-btn:active {
  transform: scale(0.95);
}

.share-float-bar {
    position: fixed; /* 固定定位，不随页面滚动而改变位置 */
    bottom: 20px;    /* 距离底部的距离（可根据需要调整） */
    right: 20px;     /* 距离右侧的距离（可根据需要调整） */
    z-index: 9999;   /* 确保悬浮框显示在页面的最上层 */
002}