* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Songti SC", "SimSun", "Georgia", serif; background: #f5f0e1; color: #3d2914; line-height: 1.8; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* 报头导航 */
.retro-header { background: #f5f0e1; border-bottom: 3px double #3d2914; padding: 20px 0 16px; position: sticky; top: 0; z-index: 100; }
.retro-header-inner { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.retro-masthead { text-align: center; border-bottom: 1px solid #3d2914; padding-bottom: 14px; margin-bottom: 12px; }
.retro-masthead .date { font-size: 11px; color: #8b6914; letter-spacing: 2px; margin-bottom: 6px; }
.retro-masthead h1 { font-size: 42px; font-weight: 900; color: #3d2914; letter-spacing: 8px; font-family: "Songti SC", "SimSun", serif; }
.retro-masthead h1 span { color: #8b2500; }
.retro-masthead .subtitle { font-size: 12px; color: #6b5344; margin-top: 6px; letter-spacing: 4px; }
.retro-nav { display: flex; justify-content: center; gap: 32px; }
.retro-nav a { font-size: 14px; color: #3d2914; font-weight: 600; transition: color 0.2s; position: relative; padding: 4px 0; }
.retro-nav a:hover { color: #8b2500; }
.retro-nav a::after { content: ''; position: absolute; bottom: 0; left: 50%; width: 0; height: 1px; background: #8b2500; transition: all 0.3s; }
.retro-nav a:hover::after { width: 100%; left: 0; }

/* 主内容区 - 报纸版式 */
.retro-main { max-width: 1100px; margin: 0 auto; padding: 32px 24px 60px; }

/* 头版头条 */
.retro-hero { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; padding-bottom: 32px; border-bottom: 3px double #3d2914; margin-bottom: 32px; }
.retro-hero-left .headline-tag { display: inline-block; padding: 3px 12px; background: #8b2500; color: #f5f0e1; font-size: 11px; letter-spacing: 2px; margin-bottom: 14px; }
.retro-hero-left h2 { font-size: 36px; font-weight: 900; color: #3d2914; line-height: 1.3; margin-bottom: 16px; font-family: "Songti SC", "SimSun", serif; }
.retro-hero-left h2 em { font-style: normal; color: #8b2500; border-bottom: 2px solid #8b2500; }
.retro-hero-left .lead { font-size: 15px; color: #5c4a3a; line-height: 2; margin-bottom: 20px; text-indent: 2em; }
.retro-hero-actions { display: flex; gap: 16px; }
.retro-btn { display: inline-block; padding: 10px 28px; background: #3d2914; color: #f5f0e1; font-size: 14px; font-weight: 600; border: none; transition: all 0.2s; font-family: inherit; }
.retro-btn:hover { background: #8b2500; }
.retro-btn-outline { display: inline-block; padding: 10px 28px; border: 1px solid #3d2914; color: #3d2914; font-size: 14px; font-weight: 600; transition: all 0.2s; font-family: inherit; }
.retro-btn-outline:hover { background: #3d2914; color: #f5f0e1; }
.retro-hero-right { position: relative; }
.retro-hero-img { border: 1px solid #3d2914; padding: 6px; background: #fff; }
.retro-hero-img img { width: 100%; height: 280px; object-fit: cover; filter: sepia(20%); }
.retro-hero-caption { font-size: 11px; color: #8b6914; text-align: center; margin-top: 8px; font-style: italic; }
.retro-hero-badge { position: absolute; top: -10px; right: -10px; width: 80px; height: 80px; background: #8b2500; color: #f5f0e1; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 11px; text-align: center; line-height: 1.3; transform: rotate(12deg); box-shadow: 2px 2px 8px rgba(0,0,0,0.2); }
.retro-hero-badge .num { font-size: 20px; font-weight: 900; }

/* 区块标题 - 报纸风格 */
.retro-section-title { text-align: center; margin-bottom: 28px; padding: 16px 0; border-top: 1px solid #3d2914; border-bottom: 1px solid #3d2914; position: relative; }
.retro-section-title::before, .retro-section-title::after { content: '❦'; position: absolute; top: 50%; transform: translateY(-50%); color: #8b2500; font-size: 18px; }
.retro-section-title::before { left: 20%; }
.retro-section-title::after { right: 20%; }
.retro-section-title h3 { font-size: 24px; font-weight: 900; color: #3d2914; letter-spacing: 4px; font-family: "Songti SC", "SimSun", serif; }
.retro-section-title .en { font-size: 10px; color: #8b6914; letter-spacing: 3px; margin-top: 4px; }

/* 账号分类 - 三栏报纸 */
.retro-cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 3px double #3d2914; }
.retro-cat-item { padding: 20px; border-right: 1px solid #d4c5a9; }
.retro-cat-item:last-child { border-right: none; }
.retro-cat-item .cat-num { font-size: 32px; font-weight: 900; color: #8b2500; font-family: Georgia, serif; line-height: 1; margin-bottom: 10px; }
.retro-cat-item h4 { font-size: 17px; font-weight: 700; color: #3d2914; margin-bottom: 8px; font-family: "Songti SC", "SimSun", serif; }
.retro-cat-item .count { font-size: 12px; color: #8b6914; margin-bottom: 10px; font-style: italic; }
.retro-cat-item p { font-size: 13px; color: #5c4a3a; line-height: 1.8; }

/* 服务说明 - 两栏文字 */
.retro-service { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 3px double #3d2914; }
.retro-service-col h4 { font-size: 18px; font-weight: 700; color: #3d2914; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid #3d2914; font-family: "Songti SC", "SimSun", serif; }
.retro-service-col h4::before { content: '◆ '; color: #8b2500; }
.retro-service-col p { font-size: 14px; color: #5c4a3a; line-height: 2; margin-bottom: 12px; text-indent: 2em; }
.retro-service-list { margin-top: 16px; }
.retro-service-list li { padding: 10px 0; border-bottom: 1px dashed #d4c5a9; font-size: 13px; color: #5c4a3a; display: flex; gap: 10px; align-items: flex-start; }
.retro-service-list li .mark { color: #8b2500; font-weight: 900; flex-shrink: 0; }

/* 流程 - 横向 */
.retro-process { display: flex; justify-content: space-between; gap: 0; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 3px double #3d2914; }
.retro-process-step { flex: 1; text-align: center; padding: 0 12px; position: relative; }
.retro-process-step:not(:last-child)::after { content: '→'; position: absolute; right: -8px; top: 30px; color: #8b2500; font-size: 18px; }
.retro-process-step .step-circle { width: 50px; height: 50px; margin: 0 auto 14px; background: #3d2914; color: #f5f0e1; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 900; font-family: Georgia, serif; }
.retro-process-step h4 { font-size: 15px; font-weight: 700; color: #3d2914; margin-bottom: 6px; font-family: "Songti SC", "SimSun", serif; }
.retro-process-step p { font-size: 12px; color: #8b6914; line-height: 1.6; }

/* 团队 - 四栏 */
.retro-team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 3px double #3d2914; }
.retro-team-card { background: #fff; border: 1px solid #d4c5a9; padding: 20px 16px; text-align: center; transition: all 0.2s; }
.retro-team-card:hover { box-shadow: 4px 4px 0 #8b2500; transform: translate(-2px, -2px); }
.retro-team-avatar { width: 90px; height: 90px; margin: 0 auto 14px; border-radius: 50%; overflow: hidden; border: 3px solid #3d2914; padding: 3px; background: #f5f0e1; }
.retro-team-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; filter: sepia(15%); }
.retro-team-card h4 { font-size: 16px; font-weight: 700; color: #3d2914; margin-bottom: 2px; font-family: "Songti SC", "SimSun", serif; }
.retro-team-card .role { font-size: 11px; color: #8b2500; margin-bottom: 10px; letter-spacing: 1px; }
.retro-team-card p { font-size: 12px; color: #6b5344; line-height: 1.7; margin-bottom: 14px; min-height: 40px; }
.retro-team-card a { display: inline-block; padding: 6px 18px; background: #3d2914; color: #f5f0e1; font-size: 12px; font-weight: 600; transition: all 0.2s; font-family: inherit; }
.retro-team-card a:hover { background: #8b2500; }

/* 联系 - 整版 */
.retro-contact { background: #3d2914; color: #f5f0e1; padding: 40px; text-align: center; position: relative; }
.retro-contact::before { content: ''; position: absolute; top: 8px; left: 8px; right: 8px; bottom: 8px; border: 1px solid rgba(245,240,225,0.2); pointer-events: none; }
.retro-contact h3 { font-size: 28px; font-weight: 900; margin-bottom: 12px; letter-spacing: 4px; font-family: "Songti SC", "SimSun", serif; }
.retro-contact h3 span { color: #d4af37; }
.retro-contact p { font-size: 14px; color: rgba(245,240,225,0.7); margin-bottom: 24px; }
.retro-contact .retro-btn { background: #d4af37; color: #3d2914; }
.retro-contact .retro-btn:hover { background: #f5f0e1; }
.retro-contact-info { display: flex; justify-content: center; gap: 40px; margin-top: 30px; flex-wrap: wrap; }
.retro-contact-item { font-size: 13px; }
.retro-contact-item .label { color: rgba(245,240,225,0.5); font-size: 11px; margin-bottom: 4px; }
.retro-contact-item .value { color: #d4af37; font-weight: 600; }

/* 页脚 */
.retro-footer { background: #ebe3d0; padding: 36px 24px 20px; border-top: 3px double #3d2914; }
.retro-footer-inner { max-width: 1100px; margin: 0 auto; }
.retro-footer-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; flex-wrap: wrap; gap: 20px; }
.retro-footer-brand h4 { font-size: 18px; color: #3d2914; margin-bottom: 8px; font-weight: 900; font-family: "Songti SC", "SimSun", serif; }
.retro-footer-brand h4 span { color: #8b2500; }
.retro-footer-brand p { font-size: 12px; color: #6b5344; line-height: 1.8; max-width: 400px; }
.retro-flink-wrap { margin-top: 16px; }
.retro-flink-toggle { cursor: pointer; user-select: none; font-size: 12px; color: #6b5344; display: inline-block; }
.retro-flink-toggle:hover { color: #8b2500; }
.retro-flink-box { margin-top: 8px; font-size: 12px; line-height: 2; }
.retro-flink-box.hidden { display: none !important; }
.retro-flink-box a { color: #6b5344; margin-right: 12px; }
.retro-flink-box a:hover { color: #8b2500; }
.retro-footer-bottom { border-top: 1px solid #d4c5a9; padding-top: 16px; font-size: 11px; text-align: center; color: #8b6914; }

@media (max-width: 900px) {
  .retro-nav { gap: 16px; flex-wrap: wrap; }
  .retro-masthead h1 { font-size: 28px; letter-spacing: 4px; }
  .retro-hero { grid-template-columns: 1fr; }
  .retro-hero-left h2 { font-size: 26px; }
  .retro-cat-grid { grid-template-columns: 1fr; }
  .retro-cat-item { border-right: none; border-bottom: 1px solid #d4c5a9; }
  .retro-cat-item:last-child { border-bottom: none; }
  .retro-service { grid-template-columns: 1fr; gap: 24px; }
  .retro-process { flex-direction: column; gap: 20px; }
  .retro-process-step:not(:last-child)::after { display: none; }
  .retro-team-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  .retro-masthead h1 { font-size: 22px; letter-spacing: 2px; }
  .retro-hero-left h2 { font-size: 22px; }
  .retro-team-grid { grid-template-columns: 1fr; }
  .retro-contact { padding: 28px 20px; }
  .retro-contact h3 { font-size: 22px; }
  .retro-section-title::before, .retro-section-title::after { display: none; }
}