:root {
  --fg: #1f2d3d;
  --muted: #6b7280;
  --line: #e5e7eb;
  --bg: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

.container {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

#title {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 24px;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.badge {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  background: #3b82f6;
  color: #fff;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.1s ease, opacity 0.1s ease;
}
.badge:hover { opacity: 0.9; transform: translateY(-1px); }

/* 多平台徽章：label( 品牌色内联图标 ) */
.badge-label {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 1.5rem;
  font-weight: 450;
  line-height: 1;
  color: var(--fg);
}
.video-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: transform 0.1s ease, opacity 0.1s ease;
}
.video-link:hover { opacity: 0.85; transform: translateY(-1px); }
.video-link svg { width: 1em; height: 1em; }

.note {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 8px;
}

hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 32px 0;
}

.media-block { text-align: center; margin-top: 16px; }
.media-block video,
.media-block img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}
.media-block video { width: 100%; background: #000; }

/* 工作流总览图等比缩小到容器宽度的 75% */
#workflow img { width: 75%; }

.figure-caption {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 10px auto 0;
  max-width: 90%;
}

.abstract {
  text-align: justify;
  margin-top: 24px;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 16px;
}

.gallery {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.shot-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.shot { margin: 0; }
.shot-caption {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg);
  margin: 0 0 10px;
}
.shot img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  display: block;
}

@media (max-width: 600px) {
  #title { font-size: 1.5rem; }
  .shot-row { grid-template-columns: 1fr; }
}