/* Verstro 问题型指南排版；复用 styles.css 的品牌 token。 */
.guide-shell { max-width: 920px; padding-top: clamp(38px, 8vw, 76px); }
.guide-article { color: var(--ink-dim); }
.guide-hero { padding-bottom: clamp(30px, 6vw, 54px); border-bottom: 1px solid var(--line-soft); }
.guide-breadcrumb { display: inline-flex; margin-bottom: 22px; color: var(--cyan-bright); font-size: .9rem; }
.guide-breadcrumb:hover { text-decoration: underline; text-underline-offset: 4px; }
.guide-kicker { margin: 0 0 10px; color: var(--cyan); font: 700 .78rem/1.5 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.guide-hero h1 { margin: 0; color: var(--ink); font-size: clamp(2.15rem, 6.5vw, 4.15rem); line-height: 1.08; letter-spacing: -.025em; }
.guide-hero h1 span { display: block; margin-top: 10px; color: var(--cyan-bright); font-size: .52em; line-height: 1.35; }
.guide-lede { max-width: 760px; margin: 24px 0 0; font-size: clamp(1.04rem, 2vw, 1.2rem); line-height: 1.8; }
.guide-byline { display: flex; flex-wrap: wrap; gap: 12px 28px; margin: 26px 0 0; padding: 0; }
.guide-byline div { display: flex; gap: 8px; align-items: baseline; }
.guide-byline dt { color: var(--ink-faint); font-size: .78rem; }
.guide-byline dd { margin: 0; color: var(--ink); font-size: .88rem; font-weight: 700; }
.guide-summary { margin: 34px 0 0; padding: 22px 24px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(45,212,191,.07); }
.guide-summary strong { color: var(--cyan-bright); }
.guide-summary p { margin: 8px 0 0; }
.guide-article section { padding: clamp(36px, 7vw, 62px) 0; border-bottom: 1px solid var(--line-soft); scroll-margin-top: 86px; }
.guide-article section:last-child { border-bottom: 0; }
.guide-article h2 { margin: 0 0 18px; color: var(--ink); font-size: clamp(1.55rem, 4vw, 2.15rem); line-height: 1.25; }
.guide-article h3 { margin: 8px 0; color: var(--ink); font-size: 1.12rem; }
.guide-article p, .guide-article li { font-size: 1rem; line-height: 1.85; }
.guide-article p { margin: 12px 0 0; }
.guide-article strong { color: var(--ink); }
.guide-article code { padding: 2px 7px; border-radius: 6px; background: rgba(255,255,255,.06); color: var(--cyan-bright); font-family: var(--font-mono); font-size: .88em; }
.layer-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.layer-grid article { padding: 22px; border: 1px solid var(--line-soft); border-radius: var(--radius); background: var(--panel); }
.layer-grid article > span { color: var(--cyan); font: 700 .76rem/1.5 var(--font-mono); letter-spacing: .08em; }
.layer-grid article p { margin: 8px 0 0; }
.guide-callout { padding: 16px 18px; border-left: 3px solid var(--cyan); border-radius: 0 12px 12px 0; background: rgba(45,212,191,.06); }
.guide-callout-warn { border-left-color: #FFC15E; background: rgba(255,193,94,.06); }
.guide-table-wrap { overflow-x: auto; margin: 20px 0; border: 1px solid var(--line-soft); border-radius: var(--radius); }
.guide-table-wrap table { width: 100%; min-width: 760px; border-collapse: collapse; background: rgba(11,23,38,.72); }
.guide-table-wrap th, .guide-table-wrap td { padding: 14px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line-soft); }
.guide-table-wrap th { color: var(--ink); background: rgba(255,255,255,.035); font-size: .84rem; }
.guide-table-wrap td { font-size: .92rem; line-height: 1.65; }
.guide-table-wrap tr:last-child td { border-bottom: 0; }
.guide-checks { display: grid; gap: 12px; padding: 0; list-style: none; }
.guide-checks li { padding: 14px 16px 14px 44px; position: relative; border: 1px solid var(--line-soft); border-radius: 12px; background: var(--panel); }
.guide-checks li::before { content: "✓"; position: absolute; left: 16px; color: var(--cyan-bright); font-weight: 900; }
.guide-steps { display: grid; gap: 14px; padding: 0; list-style: none; }
.guide-steps li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; padding: 16px; border: 1px solid var(--line-soft); border-radius: 14px; background: var(--panel); }
.guide-steps li > span { display: grid; width: 30px; height: 30px; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--cyan-bright), var(--cyan-deep)); color: var(--bg-0); font: 800 .85rem/1 var(--font-mono); }
.guide-steps p { margin: 2px 0 0; font-size: .94rem; }
.guide-test-meta { color: var(--cyan); font-family: var(--font-mono); font-size: .82rem !important; }
.guide-article details { margin-top: 12px; border: 1px solid var(--line-soft); border-radius: 12px; background: var(--panel); }
.guide-article summary { padding: 16px 18px; color: var(--ink); font-weight: 700; cursor: pointer; }
.guide-article details p { margin: 0; padding: 0 18px 18px; }
.guide-final { margin-top: 16px; padding: clamp(28px, 6vw, 44px) !important; border: 1px solid var(--line) !important; border-radius: var(--radius); background: linear-gradient(145deg, rgba(45,212,191,.1), rgba(11,23,38,.92)); }
.guide-final p { max-width: 650px; }
.guide-final .btn { margin-top: 22px; }
@media (min-width: 720px) {
  .layer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 479px) {
  .guide-shell { padding-inline: 20px; }
  .guide-byline { display: grid; gap: 8px; }
  .guide-final { margin-inline: -4px; }
}