/* JUFE-EVL lab page — minimal clean style, aligned with the PoseImageNet palette */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink: #14181d; --ink2: #4a5361; --ink3: #8a93a1;
  --rule: #e4e7ec; --accent: #1b4f8f; --accent2: #3d7dc4;
  --soft: #f7f9fc; --soft2: #eaf1f9;
}

body {
  font-family: "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink); background: #ffffff; line-height: 1.65;
}

.wrap { max-width: 960px; margin: 0 auto; padding: 0 24px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar { border-bottom: 1px solid var(--rule); background: #fff; }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 700; letter-spacing: .04em; color: var(--ink); font-size: 17px; }
.topbar nav { display: flex; gap: 22px; }
.topbar nav a { color: var(--ink2); font-size: 14px; }

.hero { padding: 84px 0 64px; background: linear-gradient(180deg, #fff 0%, var(--soft) 100%); border-bottom: 1px solid var(--rule); }
.eyebrow { font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--accent2); font-weight: 600; }
.hero h1 { font-size: 44px; line-height: 1.15; margin: 10px 0 6px; font-family: Georgia, serif; }
.hero .subtitle { font-size: 19px; color: var(--ink2); margin-bottom: 18px; }
.hero .lead { max-width: 680px; color: var(--ink2); }
.cta-row { margin-top: 26px; display: flex; gap: 12px; }

.btn {
  display: inline-block; padding: 10px 20px; border-radius: 8px; font-size: 14px; font-weight: 600;
  background: var(--accent); color: #fff; border: 1px solid var(--accent);
}
.btn:hover { background: var(--accent2); border-color: var(--accent2); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--accent); }
.btn-ghost:hover { background: var(--soft2); }

.sec { padding: 64px 0; }
.sec.alt { background: var(--soft); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.sec-head { margin-bottom: 20px; }
.sec-head h2 { font-size: 27px; font-family: Georgia, serif; margin-top: 4px; }
.dek { color: var(--ink2); max-width: 680px; }
.fig-note { color: var(--ink3); font-size: 13px; margin-top: 14px; }
.todo { background: var(--soft2); border: 1px dashed var(--accent2); border-radius: 4px; padding: 0 6px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: #fff; border: 1px solid var(--rule); border-radius: 12px; padding: 20px 22px; }
.sec.alt .card { background: #fff; }
.card h3 { font-size: 16px; margin-bottom: 8px; color: #14375f; }
.card p { font-size: 14px; color: var(--ink2); }

.pub-list { list-style: none; }
.pub-list li { padding: 14px 0; border-bottom: 1px solid var(--rule); }
.pub-title { font-size: 16px; }
.pub-meta { font-size: 13px; color: var(--ink3); margin-top: 2px; }
.year { font-size: 15px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent2); margin: 26px 0 4px; }
.sec-head + .year, .year:first-of-type { margin-top: 8px; }

footer { border-top: 1px solid var(--rule); padding: 26px 0; color: var(--ink3); font-size: 13px; }

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .topbar nav { display: none; }
}