/* T8 · 网格板 Bento — 拼块网格 / 混合卡片尺寸 / 轻底色 */
body.arch-t8 { --wrap: 1240px; --r: 14px; }
.arch-t8 .site-head { border-bottom: 1px solid var(--line); }
.arch-t8 .hero { padding: clamp(30px, 4vw, 52px) 0 clamp(18px, 2vw, 26px); }
.arch-t8 .hero-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; align-items: stretch; }
.arch-t8 .hero-copy { grid-column: span 4; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: clamp(22px, 3vw, 40px); }
.arch-t8 .hero-art { grid-column: span 2; border: 1px solid var(--line); border-radius: 22px; background: var(--bg2); padding: 14px; display: flex; align-items: center; }
.arch-t8 .display { font-size: clamp(26px, 3.6vw, 44px); }
.arch-t8 .statband { background: transparent; border: 0; }
.arch-t8 .stats { gap: 12px; }
.arch-t8 .stat { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; }
.arch-t8 .stat:first-child { border-left: 1px solid var(--line); }
.arch-t8 .sec { padding: clamp(30px, 4vw, 54px) 0; }
.arch-t8 .sec + .sec { border-top: 0; }
.arch-t8 .sec-head { grid-template-columns: 1fr; margin-bottom: 20px; }
.arch-t8 .sec-idx { padding: 0; }
.arch-t8 .sec-head h2 { font-size: clamp(20px, 2.2vw, 28px); }
.arch-t8 .sec-body > .cards { grid-auto-rows: 1fr; }
.arch-t8 .card { border-radius: 16px; background: var(--surface); }
.arch-t8 .cards .card:nth-child(3n+1) { background: var(--tone); }
.arch-t8 .subs { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 10px; border-top: 0; }
.arch-t8 .sub-row { border: 1px solid var(--line); border-radius: 14px; background: var(--surface); padding: 14px 16px; }
.arch-t8 .sub-row .n small { margin-top: 6px; }
.arch-t8 .tbl-wrap { border-radius: 16px; }
.arch-t8 .chips li { border-radius: 8px; background: var(--surface); }
.arch-t8 .tl-item { border-left: 0; padding-left: 0; padding-bottom: 12px; }
.arch-t8 .tl-item::before { display: none; }
.arch-t8 .timeline { counter-reset: tl; }
.arch-t8 .tl-item { counter-increment: tl; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin-bottom: 10px; }
.arch-t8 .tl-item::after { content: "0" counter(tl); position: absolute; right: 16px; top: 12px; font-family: var(--font-mono); font-size: 12px; color: var(--accent); }
.arch-t8 .faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; margin-bottom: 8px; padding: 0 18px; }
.arch-t8 .faq { border-top: 0; }
.arch-t8 .cta { background: var(--accent); color: var(--on-accent); border: 0; }
.arch-t8 .cta p { color: color-mix(in srgb, var(--on-accent) 85%, transparent); }
.arch-t8 .cta .btn { background: var(--on-accent); color: var(--accent); border-color: var(--on-accent); }
.arch-t8 .cta .btn-ghost { background: transparent; color: var(--on-accent); border-color: color-mix(in srgb, var(--on-accent) 50%, transparent); }
@media (max-width: 900px) {
  .arch-t8 .hero-copy, .arch-t8 .hero-art { grid-column: span 6; }
  .arch-t8 .statband { border: 0; }
}