/* ==========================================================================
   黄果漫剧官网 · 漫剧短剧在线观看平台 专属样式表
   ========================================================================== */
:root {
  --bg-deep: #080c10;
  --bg-panel: #10161f;
  --bg-card: #151d29;
  --bg-card-hover: #1b2535;
  --cyan: #4fe3ce;
  --cyan-light: #7ef2e1;
  --cyan-glow: rgba(79, 227, 206, 0.25);
  --text-white: #f1f7f6;
  --text-muted: #9ab0b8;
  --text-dim: #647b85;
  --line: #222f39;
  --line-light: rgba(255, 255, 255, 0.08);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-deep);
  color: var(--text-white);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}

/* ============ 顶部导航条 ============ */
.bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(20px, calc((100% - 1140px) / 2));
  background: rgba(8, 12, 16, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: flex;
  flex-direction: column;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.03em;
}

.wordmark span {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--cyan);
  margin-top: 1px;
}

.bar nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
  margin-right: 24px;
}

.bar nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

.bar nav a:hover {
  color: var(--cyan);
}

.download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--cyan-light), var(--cyan));
  color: #061513;
  font-size: 13px;
  font-weight: 800;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 18px var(--cyan-glow);
  white-space: nowrap;
}

.download:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(79, 227, 206, 0.4);
}

/* ============ 首屏 HERO 区域 ============ */
.hero {
  max-width: 1140px;
  margin: 0 auto;
  padding: 120px 24px 70px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.signal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.signal i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
}

h1 {
  font-size: clamp(28px, 4.2vw, 48px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: #ffffff;
}

.hero-copy > p:not(.signal) {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  color: #090d11;
  font-size: 14px;
  font-weight: 800;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.btn-primary:hover {
  background: var(--cyan);
  color: #061513;
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-white);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.hero-note {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 14px;
}

/* 视觉舞台与封面展映 */
.screen-stage {
  position: relative;
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
}

.stage-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(79, 227, 206, 0.1);
  aspect-ratio: 3/4;
}

.stage-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.stage-card:hover img {
  transform: scale(1.05);
}

.stage-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(8, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: 11px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
}

.stage-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 18px 18px;
  background: linear-gradient(180deg, transparent 0%, rgba(8, 12, 16, 0.95) 85%);
}

.stage-info h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  color: #fff;
}

.stage-info p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ============ 通用板块布局 ============ */
section {
  padding: 60px 24px;
  max-width: 1140px;
  margin: 0 auto;
}

.section-head {
  margin-bottom: 32px;
}

.section-head p {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-head h2 {
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
}

.section-head span {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* 题材专区栅格 */
.device-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.device-grid article {
  padding: 24px 20px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: transform 0.25s, border-color 0.25s;
}

.device-grid article:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.device-grid b {
  font-size: 32px;
  color: var(--line);
  line-height: 1;
}

.device-grid span {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--cyan);
  margin-top: 4px;
}

.device-grid h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 14px 0 8px;
  color: #fff;
}

.device-grid p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 观影流程 */
.setup {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  margin: 40px auto;
}

.setup-flow {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.setup-flow article {
  padding: 22px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.setup-flow span {
  font-size: 11px;
  font-weight: 800;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.setup-flow h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 8px 0 6px;
  color: #fff;
}

.setup-flow p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 热门片单栅格 */
.catalog-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  gap: 18px;
}

.catalog-grid article {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s, border-color 0.25s;
}

.catalog-grid article:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.catalog-grid img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.catalog-grid article.large img {
  height: 320px;
}

.catalog-grid article div {
  padding: 20px;
}

.catalog-grid em {
  font-style: normal;
  font-size: 11px;
  font-weight: 800;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.catalog-grid h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 6px 0 8px;
  color: #fff;
}

.catalog-grid p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 平台对比说明 */
.compare {
  background: #0d1218;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 60px 24px;
}

.compare-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  align-items: center;
}

.compare-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.compare-table div {
  padding: 18px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.compare-table b {
  display: block;
  font-size: 16px;
  color: var(--cyan);
  margin-bottom: 4px;
}

.compare-table span {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
}

/* 常见问题 */
.faq details {
  padding: 18px 20px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.faq summary {
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  color: #fff;
  outline: none;
}

.faq summary:hover {
  color: var(--cyan);
}

.faq p {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 12px;
  line-height: 1.8;
}

/* 页脚 */
footer {
  border-top: 1px solid var(--line);
  background: #05080a;
  padding: 48px 24px;
  text-align: center;
}

footer strong {
  display: block;
  font-size: 18px;
  color: #fff;
  margin-bottom: 8px;
}

footer p {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 14px;
}

footer a {
  font-size: 13px;
  color: var(--cyan);
  font-weight: 700;
}

/* ==========================================================================
   移动端响应式与防挤压强化 (@media max-width: 768px)
   ========================================================================== */
@media (max-width: 768px) {
  .bar {
    padding: 0 16px;
    height: 60px;
  }

  .bar nav {
    display: none;
  }

  .wordmark {
    font-size: 17px;
  }

  .wordmark span {
    font-size: 8px;
  }

  .download {
    padding: 7px 13px;
    font-size: 12px;
  }

  /* 首屏在手机端彻底转为单列垂直流，杜绝左右挤压截断 */
  .hero {
    grid-template-columns: 1fr;
    padding: 85px 16px 50px;
    gap: 32px;
  }

  h1 {
    font-size: 26px;
    line-height: 1.35;
    margin-bottom: 14px;
  }

  .hero-copy > p:not(.signal) {
    font-size: 14px;
    line-height: 1.75;
    margin-bottom: 22px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .btn-primary, .btn-outline {
    justify-content: center;
    width: 100%;
    padding: 12px 18px;
  }

  .screen-stage {
    max-width: 100%;
  }

  .stage-card {
    aspect-ratio: 16/10;
  }

  section {
    padding: 44px 16px;
  }

  .section-head h2 {
    font-size: 22px;
  }

  .device-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .device-grid article {
    padding: 16px;
  }

  .device-grid h3 {
    font-size: 17px;
  }

  .setup {
    padding: 32px 18px;
    margin: 20px 0;
  }

  .setup-flow {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .catalog-grid article.large img,
  .catalog-grid img {
    height: 200px;
  }

  .compare-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .compare-table {
    grid-template-columns: 1fr;
  }
}

/* 2026-10-29 proportion repair: keep portrait posters complete on mobile */
.stage-card img,.catalog-grid img{object-fit:contain;background:#0b1118}
.stage-card:hover img{transform:none}
@media(max-width:760px){.stage-card{aspect-ratio:16/10}.stage-card img{object-fit:contain}.catalog-grid article.large img,.catalog-grid img{height:260px;object-fit:contain}}