/* 圣淘沙游戏 - 全站样式（原创手写，无任何框架依赖） */
:root{
  --brand:#0b63f6;
  --brand-2:#00c2c7;
  --brand-dark:#06215c;
  --ink:#1b2437;
  --ink-2:#4a5568;
  --ink-3:#7b8794;
  --line:#e6ebf5;
  --bg:#ffffff;
  --bg-soft:#f5f8ff;
  --bg-deep:#08142f;
  --radius:16px;
  --shadow:0 10px 30px rgba(11,42,102,.08);
  --shadow-lg:0 24px 60px rgba(11,42,102,.14);
  --wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{line-height:1.4;margin:0 0 16px;font-weight:700;letter-spacing:.5px}
h1{font-size:34px}
h2{font-size:28px}
h3{font-size:20px}
p{margin:0 0 16px;color:var(--ink-2)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.muted{color:var(--ink-3)}
.center{text-align:center}
/* ---------- 顶部 ---------- */
.topbar{background:var(--bg-deep);color:#9fb2d4;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px;gap:16px;flex-wrap:wrap}
.topbar a{color:#9fb2d4}
.topbar a:hover{color:#fff}
.header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;color:var(--brand-dark);letter-spacing:1px}
.logo span{display:inline-flex;width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;align-items:center;justify-content:center;font-size:15px;font-weight:800;box-shadow:0 6px 16px rgba(11,99,246,.32)}
.logo small{display:block;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:2px}
.nav{display:flex;gap:4px}
.nav a{padding:9px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ink)}
.nav a:hover,.nav a.on{background:var(--bg-soft);color:var(--brand)}
.nav a.cta{background:linear-gradient(135deg,var(--brand),#3b82f6);color:#fff;box-shadow:0 8px 18px rgba(11,99,246,.28)}
.nav a.cta:hover{color:#fff;filter:brightness(1.06)}
.burger{display:none;width:42px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer}
.burger i{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto}
/* ---------- Hero ---------- */
.hero{position:relative;background:radial-gradient(1200px 500px at 80% 0%,#123a86 0%,transparent 60%),linear-gradient(120deg,#071734 0%,#0a2456 55%,#0b3a6f 100%);color:#fff;overflow:hidden;padding:64px 0 0}
.hero:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:44px 44px;opacity:.5}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-bottom:56px}
.hero h1{color:#fff;font-size:40px;margin-bottom:18px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#5eead4,#a5d8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{color:#c3d4f2;font-size:17px;max-width:560px}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0 26px}
.tag{display:inline-block;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#dbe8ff;font-size:13px}
/* 下载按钮组 */
.dlbox{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:22px;max-width:560px;backdrop-filter:blur(6px)}
.dlbox h3{color:#fff;font-size:17px;margin-bottom:14px}
.dlrow{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:12px;font-size:16px;font-weight:700;border:1px solid transparent;cursor:pointer}
.btn-main{background:linear-gradient(135deg,#00d4a0,#00a3ff);color:#03314a;box-shadow:0 12px 26px rgba(0,190,190,.35)}
.btn-main:hover{color:#03314a;filter:brightness(1.05)}
.btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.18)}
.btn-dark{background:var(--brand-dark);color:#fff}
.btn-dark:hover{color:#fff}
.dlmeta{display:flex;gap:18px;flex-wrap:wrap;margin-top:14px;font-size:13px;color:#b8c9ea}
.hero-shot{position:relative}
.hero-shot img{border-radius:22px;box-shadow:0 30px 70px rgba(0,0,0,.45)}
.qr{position:absolute;right:-6px;bottom:-18px;background:#fff;border-radius:16px;padding:10px;box-shadow:var(--shadow-lg);text-align:center;width:132px}
.qr img{width:104px;height:104px;margin:0 auto 6px}
.qr b{display:block;font-size:12px;color:var(--ink)}
.qr i{font-style:normal;font-size:11px;color:var(--ink-3)}
/* ---------- 通用区块 ---------- */
.sec{padding:74px 0}
.sec-soft{background:var(--bg-soft)}
.sec-head{max-width:760px;margin:0 auto 44px;text-align:center}
.sec-head h2{font-size:30px;color:var(--brand-dark);margin-bottom:12px}
.sec-head h2:after{content:"";display:block;width:54px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--brand),var(--brand-2));margin:14px auto 0}
.sec-head p{color:var(--ink-2)}
/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow)}
.stat b{display:block;font-size:32px;color:var(--brand);line-height:1.2}
.stat span{font-size:14px;color:var(--ink-3)}
/* 游戏矩阵 */
.games{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card figure{margin:0;position:relative;overflow:hidden;background:#eef3fb}
.card figure img{width:100%;height:170px;object-fit:cover;transition:transform .4s}
.card:hover figure img{transform:scale(1.06)}
.card .body{padding:18px;flex:1;display:flex;flex-direction:column}
.card h3{font-size:18px;color:var(--brand-dark);margin-bottom:8px}
.card p{font-size:14px;margin-bottom:14px}
.card .meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--ink-3);margin-top:auto}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;background:#eaf2ff;color:var(--brand);font-size:12px;font-weight:600}
/* 优势 */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.feat i{display:inline-flex;width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,#eaf2ff,#e6fffb);color:var(--brand);align-items:center;justify-content:center;font-size:22px;font-weight:800;font-style:normal;margin-bottom:14px}
.feat h3{font-size:18px}
.feat p{font-size:14.5px;margin:0}
/* 企业形象 */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.about-grid img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%}
.checklist li{padding-left:28px;position:relative;margin-bottom:10px;color:var(--ink-2)}
.checklist li:before{content:"✓";position:absolute;left:0;top:0;color:var(--brand-2);font-weight:900}
/* 团队 / 办公 */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.gallery img{width:100%;height:220px;object-fit:cover}
.gallery figcaption{padding:14px 16px;font-size:14px;color:var(--ink-2);font-weight:600}
.gallery figcaption small{display:block;font-weight:400;color:var(--ink-3);font-size:13px}
/* 员工卡片 */
.team{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.member{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center;box-shadow:var(--shadow)}
.avatar{width:74px;height:74px;border-radius:50%;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.member b{display:block;color:var(--brand-dark)}
.member span{font-size:13px;color:var(--ink-3)}
.member p{font-size:13.5px;margin:10px 0 0}
/* 新闻 */
.news-list{display:grid;gap:18px}
.news-item{display:grid;grid-template-columns:200px 1fr;gap:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);transition:transform .2s}
.news-item:hover{transform:translateX(4px);border-color:#cfe0ff}
.news-item .thumb{overflow:hidden;border-radius:12px;background:#eef3fb}
.news-item .thumb img{width:100%;height:130px;object-fit:cover}
.news-item h3{font-size:19px;margin-bottom:8px;color:var(--brand-dark)}
.news-item p{font-size:14.5px;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{font-size:13px;color:var(--ink-3);display:flex;gap:14px;flex-wrap:wrap}
.news-meta .date:before{content:"🗓 "}
/* 新闻手风琴（单页版） */
.news-acc{display:grid;gap:14px;max-width:1000px;margin:0 auto}
.news-detail summary{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-weight:700;color:var(--brand-dark);font-size:17px;cursor:pointer;list-style:none;line-height:1.6}
.news-detail summary::-webkit-details-marker{display:none}
.news-detail summary:after{content:"＋";margin-left:auto;color:var(--brand);font-weight:800}
.news-detail[open] summary:after{content:"－"}
.news-detail summary b{font-weight:700}
.nd-date{font-size:13px;color:var(--ink-3);font-weight:400;min-width:84px}
.nd-meta{font-size:12.5px;color:var(--ink-3);font-weight:400}
.nd-body{padding:6px 0 4px;border-top:1px dashed var(--line);margin-top:14px}
.nd-img{margin:16px 0}
.nd-img img{border-radius:12px;width:100%}
.nd-desc{background:var(--bg-soft);border-left:4px solid var(--brand);padding:14px 18px;border-radius:0 10px 10px 0;color:var(--ink)}
.nd-body h3{font-size:19px;color:var(--brand-dark);margin:24px 0 10px;padding-left:12px;border-left:4px solid var(--brand)}
.nd-body p{font-size:16px;color:#333f52;line-height:2;margin-bottom:16px}
.nd-cta{margin-top:22px}
.nd-tags{font-size:13px;color:var(--ink-3);margin:0}
/* 文章页 */
.crumb{font-size:13px;color:var(--ink-3);padding:16px 0}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand)}
.crumb span{margin:0 6px;color:#c3ccdb}
.article{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.post header{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:24px}
.post h1{font-size:29px;color:var(--brand-dark);margin-bottom:12px}
.post .post-img{margin:0 0 24px}
.post .post-img img{border-radius:14px;width:100%}
.post h2{font-size:21px;color:var(--brand-dark);margin:30px 0 12px;padding-left:12px;border-left:4px solid var(--brand)}
.post p{font-size:16.5px;color:#333f52;line-height:2;margin-bottom:18px}
.post ul{padding-left:22px;list-style:disc;margin-bottom:18px}
.post ul li{color:#333f52;margin-bottom:8px}
.post .tags{margin-top:28px;padding-top:18px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-3)}
.post .tags a{display:inline-block;padding:3px 10px;background:var(--bg-soft);border-radius:8px;margin-right:8px;color:var(--ink-2)}
.side{position:sticky;top:90px;display:grid;gap:20px}
.side .box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.side h3{font-size:17px;color:var(--brand-dark);padding-bottom:10px;border-bottom:2px solid var(--bg-soft);margin-bottom:14px}
.side ol li{margin-bottom:12px;font-size:14.5px;line-height:1.7}
.side ol li b{color:var(--brand);margin-right:6px}
.side .hot li{margin-bottom:12px;font-size:14.5px;padding-bottom:12px;border-bottom:1px dashed var(--line)}
.side .hot li:last-child{border:0;margin:0;padding:0}
.mini-dl{background:linear-gradient(135deg,#0a2456,#0b63f6);color:#fff;text-align:center;border:0}
.mini-dl h3{color:#fff;border:0;padding:0}
.mini-dl p{color:#c9dcff;font-size:13.5px}
.mini-dl .btn{width:100%;margin-top:6px}
/* 下载页 */
.dl-hero{background:linear-gradient(120deg,#071734,#0b3a6f);color:#fff;padding:60px 0 90px;text-align:center}
.dl-hero h1{color:#fff;font-size:36px}
.dl-hero p{color:#c3d4f2;max-width:640px;margin:0 auto 28px}
.dl-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:-56px;position:relative;z-index:5}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-lg);text-align:center}
.dl-card .ic{width:56px;height:56px;border-radius:16px;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:26px;background:linear-gradient(135deg,#eaf2ff,#e6fffb)}
.dl-card .btn{width:100%;margin-top:14px}
.dl-card small{display:block;margin-top:10px;color:var(--ink-3);font-size:12.5px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;box-shadow:var(--shadow)}
.step:before{counter-increment:s;content:counter(s);position:absolute;top:-16px;left:20px;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px rgba(11,99,246,.3)}
.step h3{font-size:17px;margin:10px 0 8px}
.step p{font-size:14px;margin:0}
/* FAQ */
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;box-shadow:var(--shadow)}
.faq summary{font-weight:700;color:var(--brand-dark);cursor:pointer;font-size:16.5px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"＋";float:right;color:var(--brand)}
.faq details[open] summary:after{content:"－"}
.faq details p{margin:14px 0 0;font-size:15px}
/* 联系 */
.contact{display:grid;grid-template-columns:1.2fr .8fr;gap:36px}
.info-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line);font-size:15.5px}
.info-list li b{color:var(--brand-dark);min-width:74px}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.form input,.form textarea,.form select{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:15px;font-family:inherit;margin-bottom:14px;background:#fbfcff}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,99,246,.12)}
/* 底部 */
.foot{background:var(--bg-deep);color:#94a9cd;padding:54px 0 0;margin-top:0}
.foot h4{color:#fff;font-size:16px;margin-bottom:16px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:34px}
.foot a{color:#94a9cd;font-size:14.5px}
.foot a:hover{color:#fff}
.foot li{margin-bottom:10px}
.foot .about p{color:#8fa3c6;font-size:14px}
.foot-bar{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px;color:#7f93b8;text-align:center}
.foot-bar a{color:#9fb2d4}
.foot-bar .icp{margin-right:14px}
.foot-bar img{display:inline-block;vertical-align:-3px;margin-right:4px;height:16px;width:auto}
/* 组件 */
.notice{background:linear-gradient(135deg,#0b63f6,#00a3c7);color:#fff;border-radius:var(--radius);padding:26px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;box-shadow:0 16px 40px rgba(11,99,246,.25)}
.notice h3{color:#fff;margin:0 0 6px;font-size:20px}
.notice p{color:#d9ecff;margin:0;font-size:14.5px}
.pager{display:flex;gap:10px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.pager a,.pager b{padding:9px 16px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:14.5px}
.pager b{background:var(--brand);color:#fff;border-color:var(--brand)}
.totop{position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:12px;background:rgba(11,99,246,.92);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 10px 24px rgba(11,99,246,.35);opacity:0;pointer-events:none;transition:.3s;z-index:70}
.totop.show{opacity:1;pointer-events:auto}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
/* 响应式 */
@media(max-width:1000px){
  .hero-grid,.about-grid,.article,.contact{grid-template-columns:1fr}
  .games,.stats,.feats,.gallery,.dl-cards,.steps,.team{grid-template-columns:repeat(2,1fr)}
  .side{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  body{font-size:15.5px}
  h1{font-size:26px}h2{font-size:22px}
  .hero{padding-top:36px}
  .hero h1{font-size:28px}
  .nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;padding:12px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .nav a.cta{text-align:center}
  .burger{display:block}
  .games,.stats,.feats,.gallery,.dl-cards,.steps,.team{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-item .thumb img{height:180px}
  .post{padding:22px}
  .foot-grid{grid-template-columns:1fr}
  .qr{position:static;margin:16px auto 0}
  .sec{padding:52px 0}
}