/* 升学家 · 学业/升学/就业规划官网 样式 */
:root {
  --brand: #2563eb;
  --brand-dark: #1d4ed8;
  --accent: #f59e0b;
  --ink: #1f2937;
  --muted: #6b7280;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --bg-deep: #0f172a;
  --line: #e5e7eb;
  --radius: 14px;
  --maxw: 1120px;
  --shadow: 0 10px 30px rgba(15, 23, 42, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--ink); }
.logo .mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), #06b6d4);
  color: #fff; display: grid; place-items: center; font-size: 18px;
}
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--ink); font-weight: 500; }
.nav-links a:hover { color: var(--brand); text-decoration: none; }
.nav-cta { background: var(--accent); color: #1f2937 !important; padding: 8px 16px; border-radius: 999px; font-weight: 700; }
.nav-toggle { display: none; background: none; border: 0; font-size: 26px; cursor: pointer; color: var(--ink); }

/* Hero */
.hero { background: radial-gradient(1200px 400px at 80% -10%, rgba(37,99,235,.12), transparent), var(--bg-soft); padding: 64px 0 56px; }
.hero h1 { font-size: clamp(28px, 4vw, 46px); line-height: 1.2; margin: 0 0 16px; letter-spacing: -.5px; }
.hero p.lead { font-size: 18px; color: var(--muted); max-width: 640px; margin: 0 0 28px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 24px; border-radius: 999px; font-weight: 700; cursor: pointer; border: 0; font-size: 16px; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); text-decoration: none; }
.btn-ghost { background: #fff; color: var(--brand); border: 1px solid var(--brand); }
.btn-ghost:hover { background: var(--bg-soft); text-decoration: none; }
.hero-stats { display: flex; gap: 36px; margin-top: 40px; flex-wrap: wrap; }
.hero-stats .num { font-size: 28px; font-weight: 800; color: var(--brand); }
.hero-stats .lbl { color: var(--muted); font-size: 14px; }

/* Sections */
section { padding: 56px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 36px; }
.section-head h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 10px; }
.section-head p { color: var(--muted); margin: 0; }
.bg-soft { background: var(--bg-soft); }

/* Cards */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.card .ico { width: 46px; height: 46px; border-radius: 12px; background: rgba(37,99,235,.1); color: var(--brand); display: grid; place-items: center; font-size: 22px; margin-bottom: 14px; }
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { color: var(--muted); margin: 0 0 14px; }
.card a.more { font-weight: 700; }

/* Steps */
.steps { counter-reset: s; }
.step { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px dashed var(--line); }
.step:last-child { border-bottom: 0; }
.step .n { flex: 0 0 38px; height: 38px; border-radius: 50%; background: var(--brand); color: #fff; display: grid; place-items: center; font-weight: 800; }
.step h4 { margin: 4px 0 4px; }
.step p { margin: 0; color: var(--muted); }

/* Article list */
.article-list { display: grid; gap: 16px; }
.article-item { display: flex; gap: 16px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: .15s; }
.article-item:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.article-item .tag { font-size: 12px; color: var(--brand); background: rgba(37,99,235,.08); padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.article-item h3 { margin: 6px 0 4px; font-size: 17px; }
.article-item h3 a { color: var(--ink); }
.article-item p { margin: 0; color: var(--muted); font-size: 14px; }

/* CTA band */
.cta-band { background: var(--bg-deep); color: #fff; border-radius: 20px; padding: 44px; text-align: center; }
.cta-band h2 { margin: 0 0 10px; color: #fff; }
.cta-band p { color: #cbd5e1; margin: 0 0 24px; }

/* Footer */
.site-footer { background: var(--bg-deep); color: #cbd5e1; padding: 48px 0 28px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; }
.site-footer h4 { color: #fff; font-size: 15px; margin: 0 0 14px; }
.site-footer a { color: #cbd5e1; display: block; margin-bottom: 8px; }
.site-footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 30px; padding-top: 18px; color: #94a3b8; font-size: 13px; }
.footer-bottom a { display: inline; color: #94a3b8; }

/* Article page */
.article { max-width: 760px; margin: 0 auto; }
.article .meta { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.article h1 { font-size: 32px; line-height: 1.3; margin: 0 0 12px; }
.article h2 { font-size: 24px; margin: 34px 0 12px; }
.article p { margin: 0 0 18px; }
.article ul { margin: 0 0 18px; padding-left: 22px; }
.breadcrumb { color: var(--muted); font-size: 14px; margin: 18px 0; }
.breadcrumb a { color: var(--brand); }

/* Mobile */
@media (max-width: 860px) {
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; gap: 0; padding: 10px 20px 20px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 22px; }
  .path-map { flex-wrap: wrap; }
}

/* Callout / CTA box */
.callout { background: #fff7ed; border: 1px solid #fed7aa; border-left: 4px solid var(--accent); border-radius: 12px; padding: 16px 18px; color: #9a3412; font-size: 15px; }
.callout b { color: #c2410c; }
.cta-box { background: var(--bg-deep); color: #fff; border-radius: 18px; padding: 40px; text-align: center; }
.cta-box h2 { color: #fff; margin: 0 0 10px; }
.cta-box p { color: #cbd5e1; margin: 0 0 22px; max-width: 620px; margin-left: auto; margin-right: auto; }

/* Rank / tag lists (career-data) */
.rank-list { list-style: none; margin: 0; padding: 0; }
.rank-list li { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: 15px; }
.rank-list li:last-child { border-bottom: 0; }
.rank-list li span { flex: 1; }
.rank-list li b { color: var(--brand); font-size: 17px; }
.rank-list li i { color: var(--muted); font-style: normal; font-size: 13px; }
.tag-list { list-style: none; margin: 12px 0 0; padding: 0; }
.tag-list li { padding: 8px 0; border-bottom: 1px dashed var(--line); font-size: 15px; }
.tag-list li em { color: var(--muted); font-style: normal; font-size: 13px; margin-left: 6px; }

/* Data table */
.data-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); font-size: 14px; }
.data-table th, .data-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.data-table thead { background: var(--brand); color: #fff; }
.data-table thead th { font-weight: 700; }
.data-table tbody tr:nth-child(even) { background: var(--bg-soft); }
.data-table tbody tr:hover { background: rgba(37,99,235,.06); }

/* Tool (path-tool) */
.tool-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); max-width: 860px; margin: 0 auto; }
.tool-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 18px; align-items: end; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-weight: 700; font-size: 14px; }
.field select { padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font-size: 15px; background: #fff; color: var(--ink); }
.tool-result { margin-top: 28px; border-top: 1px solid var(--line); padding-top: 24px; }
.tool-result h3 { font-size: 22px; margin: 0 0 18px; }
.path-map { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; margin-bottom: 22px; padding: 16px; background: var(--bg-soft); border-radius: 12px; }
.pnode { padding: 7px 12px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.pnode.done { background: rgba(37,99,235,.12); color: var(--brand); border-color: rgba(37,99,235,.3); }
.pnode.active { background: var(--brand); color: #fff; border-color: var(--brand); font-weight: 700; box-shadow: 0 4px 12px rgba(37,99,235,.3); }
.parrow { color: var(--muted); font-size: 13px; }
.path-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pcard { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.pcard .ph { font-size: 13px; font-weight: 700; color: var(--muted); margin-bottom: 8px; }
.pcard .pb { font-size: 15px; line-height: 1.6; }
.tool-cta { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }
@media (max-width: 860px) { .tool-form { grid-template-columns: 1fr; } .path-cards { grid-template-columns: 1fr; } }