:root { color-scheme: dark; --bg: #080d1b; --card: #101a31; --line: #26375b; --text: #eef4ff; --muted: #9eacc8; --blue: #77b8ff; }
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(circle at 85% -8%, #193b70 0, transparent 31%), var(--bg); color: var(--text); font: 16px/1.75 Inter, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: #99caff; }
.guide-header { display: flex; align-items: center; justify-content: space-between; max-width: 1180px; min-height: 76px; margin: auto; padding: 14px 28px; }
.guide-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; text-decoration: none; }
.guide-brand img { width: 34px; height: 34px; border-radius: 10px; }
.guide-header nav { display: flex; gap: 22px; font-size: 14px; }
.guide-header nav a { color: var(--muted); text-decoration: none; }
.guide-header nav a:hover { color: var(--text); }
main { max-width: 1180px; margin: auto; padding: 18px 28px 80px; }
.guide-hero { max-width: 850px; padding: 70px 0 88px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .16em; }
h1, h2, h3 { line-height: 1.25; }
h1 { margin: 0; font-size: clamp(38px, 5.3vw, 68px); letter-spacing: -.04em; }
.lead, .article-lead { max-width: 740px; margin: 24px 0 30px; color: var(--muted); font-size: 18px; }
.primary { display: inline-flex; gap: 12px; align-items: center; padding: 13px 20px; border-radius: 12px; background: linear-gradient(100deg, #4d8df2, #7c5cff); color: white; font-weight: 800; text-decoration: none; box-shadow: 0 15px 30px rgba(66, 118, 235, .22); }
.primary span { font-size: 20px; }
.guide-section { padding: 68px 0; border-top: 1px solid var(--line); }
.guide-section > h2, .guide-section > div > h2 { margin: 0; font-size: clamp(28px, 3vw, 42px); }
.intro { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; }
.copy { color: var(--muted); }
.copy p:first-child { margin-top: 0; }
.workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 0; list-style: none; }
.workflow li, .article-grid a, .check-grid section, .article-note, .capability-grid section { border: 1px solid var(--line); border-radius: 16px; background: rgba(16, 26, 49, .78); }
.workflow li { padding: 22px; }
.workflow b, .article-grid span { color: var(--blue); font-size: 12px; letter-spacing: .08em; }
.workflow h3 { margin: 12px 0 8px; font-size: 17px; }
.workflow p, .article-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.capability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 26px; }
.capability-grid section { padding: 28px; }
.capability-grid h3 { margin: 9px 0 13px; font-size: 25px; }
.capability-grid p { color: var(--muted); }
.capability-label { margin: 0; color: var(--blue) !important; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.text-link { display: inline-block; margin-top: 10px; color: var(--blue); font-weight: 800; text-decoration: none; }
.article-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 26px; }
.article-grid a { padding: 25px; color: inherit; text-decoration: none; transition: transform .18s, border-color .18s; }
.article-grid a:hover { transform: translateY(-3px); border-color: #4e78bb; }
.article-grid h3 { margin: 11px 0 9px; font-size: 21px; }
.article-grid b { display: block; margin-top: 24px; color: var(--blue); font-size: 14px; }
.guide-cta { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 30px; padding: 44px; border-radius: 22px; background: linear-gradient(115deg, #172c57, #15103b); }
.guide-cta h2 { margin: 0; font-size: clamp(26px, 3.2vw, 40px); }
.article-wrap { max-width: 840px; padding-top: 54px; }
.article-wrap h1 { font-size: clamp(35px, 4.6vw, 58px); }
.article-wrap h2 { margin: 52px 0 15px; font-size: 27px; }
.article-wrap p, .article-wrap li { color: #c4cfe3; }
.article-wrap ol, .article-wrap ul { padding-left: 24px; }
.article-wrap li + li { margin-top: 10px; }
.article-note { display: grid; gap: 5px; margin: 36px 0; padding: 19px 21px; color: var(--muted); }
.article-note strong { color: #f1f5ff; }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.check-grid section { padding: 20px; }
.check-grid h3 { margin: 0 0 8px; font-size: 17px; }
.check-grid p { margin: 0; font-size: 14px; }
.tutorial-shot { margin: 28px 0 34px; padding: 10px; border: 1px solid var(--line); border-radius: 18px; background: #0d1528; }
.tutorial-shot img { display: block; width: 100%; border-radius: 11px; }
.tutorial-shot figcaption { padding: 11px 5px 2px; color: var(--muted); font-size: 13px; }
.article-cta { margin-top: 55px; padding: 35px; border: 1px solid #345a9d; border-radius: 20px; background: linear-gradient(120deg, #14284d, #151039); }
.article-cta h2 { margin: 0; }
.article-cta p { margin: 9px 0 22px; }
footer { max-width: 1180px; margin: auto; padding: 25px 28px 42px; border-top: 1px solid var(--line); color: #7483a0; font-size: 13px; }
footer a { color: inherit; }
@media (max-width: 760px) { .guide-header { padding: 13px 20px; } .guide-header nav { gap: 12px; font-size: 13px; } main { padding: 10px 20px 54px; } .guide-hero { padding: 45px 0 60px; } .lead, .article-lead { font-size: 16px; } .intro, .workflow, .article-grid, .check-grid, .capability-grid { grid-template-columns: 1fr; } .guide-section { padding: 48px 0; } .guide-cta { align-items: flex-start; flex-direction: column; padding: 28px; } .article-wrap { padding-top: 30px; } .article-wrap h2 { margin-top: 42px; font-size: 24px; } }