/* 好博体育官网 - haobo-ai-sports 静态站样式 */
:root{
  --bg-dark:#14181b;
  --bg-dark2:#1a1f23;
  --bg-warm:#faf8f3;
  --bg-cool:#eef1ef;
  --ink:#1b1f1c;
  --ink-soft:#4a5450;
  --on-dark:#e9ece9;
  --on-dark-soft:#98a49e;
  --line:#dfe3de;
  --line-dark:#282d31;
  --cyan:#1ec8c2;
  --green:#4f9d5b;
  --orange:#dd8636;
  --violet:#8674d1;
  --max-w:1200px;
  --measure:820px;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;background:var(--bg-warm);color:var(--ink);line-height:1.85;font-size:15.5px}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--max-w);margin:0 auto;padding:0 22px}
.measure{max-width:var(--measure);margin:0 auto}

header.gh{background:var(--bg-dark);color:var(--on-dark);border-bottom:1px solid var(--line-dark);position:sticky;top:0;z-index:40}
header.gh .bar{max-width:var(--max-w);margin:0 auto;padding:13px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.brand{font-weight:800;font-size:19px;color:#fff;letter-spacing:.5px;white-space:nowrap}
.brand em{font-style:normal;color:var(--cyan)}
nav.gnav ul{list-style:none;margin:0;padding:0;display:flex;gap:18px;flex-wrap:wrap}
nav.gnav a{color:var(--on-dark-soft);font-size:13.5px;font-weight:600}
nav.gnav a:hover{color:var(--cyan);text-decoration:none}
.gh .cta{display:flex;gap:8px}
.btn{display:inline-block;padding:8px 15px;border-radius:3px;font-size:13px;font-weight:700;border:1px solid transparent;white-space:nowrap;cursor:pointer}
.btn-cyan{background:var(--cyan);color:#0b1a19}
.btn-cyan:hover{background:#3fdad4;text-decoration:none}
.btn-line{border-color:var(--on-dark-soft);color:var(--on-dark)}
.btn-line:hover{border-color:var(--cyan);color:var(--cyan);text-decoration:none}
.btn[aria-disabled="true"]{opacity:.55;cursor:not-allowed}

.crumb{background:var(--bg-cool);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--ink-soft);padding:9px 0}
.crumb a{color:var(--ink-soft)}

.hero{background:var(--bg-dark);color:var(--on-dark);padding:32px 0 36px;border-bottom:1px solid var(--line-dark)}
.hero .inner{max-width:var(--max-w);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.5fr 440px;gap:32px;align-items:center}
.hero h1{font-size:24px;margin:0 0 12px;color:#fff;line-height:1.4}
.hero p.lede{color:var(--on-dark-soft);font-size:14.5px;margin:0 0 16px}
.hero .entries{display:flex;gap:9px;flex-wrap:wrap}
.hero img{max-width:420px;width:100%;border-radius:6px;border:1px solid var(--line-dark)}
@media(max-width:880px){.hero .inner{grid-template-columns:1fr}.hero img{max-width:280px;margin:0 auto}}

main{padding:0 0 56px}
section{padding:36px 0;border-bottom:1px solid var(--line)}
section:last-of-type{border-bottom:none}
section.on-dark{background:var(--bg-dark);color:var(--on-dark);border-bottom:1px solid var(--line-dark)}
section.on-dark h2{color:#fff;border-color:var(--cyan)}
section.on-dark p,section.on-dark li{color:var(--on-dark-soft)}
section.on-cool{background:var(--bg-cool)}

h2.kicker{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--cyan);margin:0 0 6px;font-weight:700}
h2{font-size:20px;margin:0 0 15px;padding-left:12px;border-left:3px solid var(--green)}
h3{font-size:16px;margin:20px 0 8px}
section.on-dark h3{color:#f0f2ef}

.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.entry-grid a{display:block;background:var(--bg-cool);border:1px solid var(--line);border-radius:5px;padding:14px 15px;font-size:13.5px;font-weight:700;color:var(--ink)}
.entry-grid a small{display:block;font-weight:400;color:var(--ink-soft);font-size:12px;margin-top:4px}
.entry-grid a:hover{border-color:var(--green);text-decoration:none}
@media(max-width:880px){.entry-grid{grid-template-columns:repeat(2,1fr)}}

.problem3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.problem3>div{border:1px solid var(--line-dark);border-radius:6px;padding:16px;background:var(--bg-dark2)}
.problem3 h3{margin-top:0;color:var(--cyan)}
.problem3 ul{margin:8px 0 0;padding-left:18px;font-size:13.5px}
@media(max-width:880px){.problem3{grid-template-columns:1fr}}

article.deep{max-width:var(--measure);margin:0 auto 32px;padding-bottom:28px;border-bottom:1px dashed var(--line)}
article.deep:last-child{border-bottom:none;margin-bottom:0}
article.deep .tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--orange);background:#fbead4;padding:3px 8px;border-radius:3px;margin-bottom:8px}
article.deep h3{font-size:18.5px;margin:0 0 12px;color:var(--ink)}
article.deep p{margin:0 0 13px}
article.deep figure{margin:16px 0}
article.deep figure img{width:340px;margin:0 auto}
article.deep .cap{font-size:12.5px;color:var(--ink-soft);text-align:center;margin-top:-4px}
table.cmp{width:100%;border-collapse:collapse;font-size:13.5px;margin:14px 0}
table.cmp th,table.cmp td{border:1px solid var(--line);padding:9px 10px;text-align:left}
table.cmp th{background:var(--bg-cool)}

.flow{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center;margin:18px 0}
.flow .step{background:var(--bg-cool);border:1px solid var(--line);border-radius:5px;padding:12px 16px;font-size:13.5px;font-weight:700;text-align:center;min-width:100px}
.flow .arrow{color:var(--ink-soft);font-size:16px}

table.dev{width:100%;border-collapse:collapse;font-size:13.5px}
table.dev th,table.dev td{border:1px solid var(--line);padding:9px 10px;text-align:center}
table.dev td:first-child,table.dev th:first-child{text-align:left}
table.dev th{background:var(--bg-cool)}

.scale{display:flex;border-radius:5px;overflow:hidden;margin:16px 0;font-size:12.5px;font-weight:700;color:#fff;text-align:center}
.scale div{padding:12px 6px}
.scale .s1{background:#4f9d5b;flex:1.4}
.scale .s2{background:#3f8a7a;flex:1}
.scale .s3{background:#3a6f96;flex:1}
.scale .s4{background:#2a4a7a;flex:1.2}

.edit-note{border-left:3px solid var(--violet);background:var(--bg-cool);padding:18px 20px;font-size:14px;color:var(--ink-soft);max-width:var(--measure);margin:0 auto}

.trouble dt{font-weight:700;margin-top:16px;color:var(--ink)}
.trouble dd{margin:5px 0 0;color:var(--ink-soft);font-size:13.5px}

.faq-list{max-width:var(--measure);margin:0 auto}
.faq-item{border-bottom:1px solid var(--line);padding:14px 0}
.faq-item summary{cursor:pointer;font-weight:700;font-size:14.5px;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"Q  ";color:var(--green)}
.faq-item p{margin:8px 0 0 20px;color:var(--ink-soft);font-size:13.5px}

.steps{counter-reset:st;max-width:var(--measure);margin:0 auto}
.steps>div{position:relative;padding-left:44px;margin-bottom:18px}
.steps>div::before{counter-increment:st;content:counter(st);position:absolute;left:0;top:0;width:30px;height:30px;background:var(--green);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.steps h3{margin:0 0 4px}
.steps p{margin:0;color:var(--ink-soft);font-size:13.5px}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:880px){.grid3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid3,.grid2{grid-template-columns:1fr}}
.feature{border:1px solid var(--line);border-radius:6px;padding:16px}
.feature h3{margin-top:0}
.feature p{color:var(--ink-soft);font-size:13.5px;margin:0}

.company{display:grid;grid-template-columns:1fr 260px;gap:24px}
.company .box{border:1px solid var(--line);border-radius:6px;padding:16px;font-size:13.5px}
.company .box dt{font-weight:700;color:var(--ink-soft);font-size:12px;margin-top:10px}
.company .box dd{margin:2px 0 0}
@media(max-width:760px){.company{grid-template-columns:1fr}}

.timeline{max-width:var(--measure);margin:0 auto;border-left:2px solid var(--line);padding-left:20px}
.timeline .t-item{margin-bottom:20px;position:relative}
.timeline .t-item::before{content:"";position:absolute;left:-26px;top:5px;width:10px;height:10px;border-radius:50%;background:var(--green)}
.timeline .t-date{font-size:12px;color:var(--ink-soft);font-weight:700}
.timeline h3{margin:2px 0 4px}
.timeline p{margin:0;font-size:13.5px;color:var(--ink-soft)}

.newslist{display:flex;flex-direction:column;gap:14px}
.news-item{display:flex;gap:16px;border:1px solid var(--line);border-radius:6px;padding:16px;background:#fff}
.news-item .thumb{width:100px;height:70px;flex:none;border-radius:4px;overflow:hidden;background:var(--bg-cool);display:flex;align-items:center;justify-content:center}
.news-item .thumb img{width:60px}
.news-item .tag{display:inline-block;background:var(--bg-cool);color:var(--green);font-size:11px;font-weight:700;padding:2px 7px;border-radius:3px;margin-bottom:5px}
.news-item h3{margin:0 0 5px;font-size:15px}
.news-item p{margin:0;font-size:13px;color:var(--ink-soft)}
.news-item .meta{font-size:11.5px;color:#8a948e;margin-top:6px}

.login-demo{max-width:380px;margin:0 auto;border:1px solid var(--line);border-radius:8px;padding:24px;background:#fff;text-align:center}
.login-demo input{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:4px;margin-bottom:10px;font-size:13.5px}
.login-demo .demo-flag{font-size:11.5px;color:var(--orange);background:#fbead4;padding:4px 8px;border-radius:3px;display:inline-block;margin-bottom:14px}

.badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:3px;background:var(--bg-cool);color:var(--ink-soft);margin-right:6px}
.note{font-size:12.5px;color:var(--ink-soft);background:var(--bg-cool);border-left:3px solid var(--orange);padding:10px 14px;border-radius:3px}

footer.gf{background:var(--bg-dark);color:var(--on-dark-soft);padding:32px 0 18px;font-size:13px}
footer.gf .fgrid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:20px;margin-bottom:22px}
footer.gf h4{color:#fff;font-size:13.5px;margin:0 0 10px}
footer.gf ul{list-style:none;margin:0;padding:0}
footer.gf li{margin-bottom:6px}
footer.gf a{color:var(--on-dark-soft)}
.fbottom{border-top:1px solid var(--line-dark);padding-top:14px;font-size:12px;color:#6b766f;display:flex;flex-wrap:wrap;gap:6px 16px}
@media(max-width:760px){footer.gf .fgrid{grid-template-columns:repeat(2,1fr)}}