/* =========================================================
   模板：COIN扑克官网中文版下载 (coinpkgwzbxz)
   仿 1905.com/app 应用落地页 · 深色紫金 · 全端自适应
   ========================================================= */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0714;--bg2:#130b24;--card:#1c1132;--card2:#251743;
  --gold:#eac56a;--gold2:#f7dc86;--gold3:#e29a3b;
  --pur:#8b5cf6;--pur2:#6d28d9;--pink:#ec4899;--green:#27c088;--red:#ef4444;
  --line:rgba(139,92,246,.22);--txt:#ece9f6;--mut:#a79dc4;
  --grad:linear-gradient(135deg,#f7dc86,#e29a3b);
  --gradp:linear-gradient(135deg,#8b5cf6,#ec4899);
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--txt);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:color .25s,opacity .25s,transform .25s}
li{list-style:none}img{display:block;max-width:100%;border:0}
input,button{font-family:inherit;border:none;background:none;outline:none}
h1,h2,h3,h4{font-weight:800;line-height:1.3}
.z43742container{max-width:1200px;margin:0 auto;padding:0 22px}

/* ===== Header ===== */
.z43742header{position:sticky;top:0;z-index:99;background:rgba(13,7,26,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.z43742header_in{display:flex;align-items:center;justify-content:space-between;height:70px}
.z43742logo{display:flex;align-items:center;gap:10px}
.z43742logo b{font-size:22px;letter-spacing:.5px;color:var(--txt)}
.z43742logo b em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.z43742nav{display:flex;align-items:center;gap:30px}
.z43742nav>a{font-size:15px;color:var(--mut);position:relative;padding:6px 0}
.z43742nav>a:hover,.z43742nav>a.current{color:var(--txt)}
.z43742nav>a.current:after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--grad);border-radius:2px}
.z43742nav .z43742nav_dl{color:#3a2600;background:var(--grad);padding:9px 20px;border-radius:30px;font-weight:700;box-shadow:0 8px 22px rgba(226,154,59,.35)}
.z43742nav .z43742nav_dl:hover{transform:translateY(-2px);color:#3a2600}
.z43742nav .z43742nav_dl:after{display:none}
.z43742menu_lbl{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.z43742menu_lbl i{width:24px;height:2px;background:var(--txt);border-radius:2px;transition:.3s}
.z43742menu_tog{position:absolute}

/* ===== Hero ===== */
.z43742hero{position:relative;overflow:hidden;background:radial-gradient(900px 460px at 82% 8%,rgba(139,92,246,.28),transparent),linear-gradient(180deg,#150b28,#0a0714)}
.z43742hero_in{display:flex;align-items:center;gap:40px;padding:64px 0 40px;flex-wrap:wrap}
.z43742hero_txt{flex:1 1 460px;min-width:300px}
.z43742hero_badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--gold2);background:rgba(234,197,106,.1);border:1px solid rgba(234,197,106,.3);padding:6px 14px;border-radius:30px;margin-bottom:20px}
.z43742hero_txt h1{font-size:46px;line-height:1.15;margin-bottom:18px}
.z43742hero_txt h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.z43742hero_txt>p{font-size:17px;color:var(--mut);max-width:520px;margin-bottom:28px}
.z43742hero_btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.z43742btn{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:700;padding:14px 30px;border-radius:34px}
.z43742btn-gold{color:#3a2600;background:var(--grad);box-shadow:0 12px 30px rgba(226,154,59,.4)}
.z43742btn-gold:hover{transform:translateY(-3px)}
.z43742btn-ghost{color:var(--txt);border:1px solid var(--line);background:rgba(255,255,255,.03)}
.z43742btn-ghost:hover{border-color:var(--gold);color:var(--gold2)}
.z43742hero_tag{display:flex;gap:22px;flex-wrap:wrap;color:var(--mut);font-size:14px}
.z43742hero_tag i{color:var(--green);font-style:normal;margin-right:6px}
.z43742hero_img{flex:1 1 380px;min-width:280px;text-align:center}
.z43742hero_img img{margin:0 auto;filter:drop-shadow(0 30px 50px rgba(139,92,246,.4));animation:z43742fy 5s ease-in-out infinite}
@keyframes z43742fy{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.z43742hero_stats{display:flex;gap:14px;flex-wrap:wrap;padding:0 0 48px}
.z43742stat{flex:1 1 200px;background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);border-radius:16px;padding:22px 24px}
.z43742stat b{display:block;font-size:30px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.z43742stat i{font-style:normal;color:var(--mut);font-size:14px}

/* ===== Section ===== */
.z43742sec{padding:72px 0}
.z43742sec-alt{background:linear-gradient(180deg,#0d0719,#140b26)}
.z43742sec_head{text-align:center;max-width:640px;margin:0 auto 46px}
.z43742sec_head h2{font-size:34px;margin-bottom:12px}
.z43742sec_head h2 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.z43742sec_head p{color:var(--mut);font-size:16px}

/* ===== 优势 ===== */
.z43742adv{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.z43742adv_item{background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);border-radius:18px;padding:32px 24px;text-align:center;transition:.35s}
.z43742adv_item:hover{transform:translateY(-8px);border-color:var(--gold);box-shadow:0 20px 40px rgba(0,0,0,.4)}
.z43742adv_ic{width:76px;height:76px;margin:0 auto 18px}
.z43742adv_ic img{width:100%;height:100%}
.z43742adv_item h3{font-size:19px;margin-bottom:10px}
.z43742adv_item p{color:var(--mut);font-size:14px}

/* ===== 玩法 ===== */
.z43742game_grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.z43742game_card{background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.35s}
.z43742game_card:hover{transform:translateY(-8px);box-shadow:0 24px 46px rgba(139,92,246,.28)}
.z43742game_img{height:200px;overflow:hidden}
.z43742game_img img{width:100%;height:100%;object-fit:cover;transition:.5s}
.z43742game_card:hover .z43742game_img img{transform:scale(1.08)}
.z43742game_body{padding:22px 22px 26px}
.z43742game_body h3{font-size:20px;margin-bottom:8px}
.z43742game_body p{color:var(--mut);font-size:14px;min-height:44px}
.z43742game_more{display:inline-block;margin-top:14px;color:var(--gold2);font-weight:700;font-size:14px}
.z43742game_more:hover{color:var(--gold)}

/* ===== 步骤 ===== */
.z43742steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.z43742step{position:relative;background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);border-radius:18px;padding:34px 22px 26px;text-align:center}
.z43742step_num{width:52px;height:52px;line-height:52px;margin:0 auto 16px;border-radius:50%;background:var(--grad);color:#3a2600;font-size:22px;font-weight:800}
.z43742step h3{font-size:18px;margin-bottom:8px}
.z43742step p{color:var(--mut);font-size:14px}

/* ===== 下载 ===== */
.z43742download{background:radial-gradient(700px 300px at 50% 0,rgba(139,92,246,.3),transparent),linear-gradient(180deg,#160c29,#0a0714)}
.z43742dlbox{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;background:linear-gradient(135deg,rgba(139,92,246,.16),rgba(236,72,153,.12));border:1px solid var(--line);border-radius:24px;padding:44px}
.z43742dlinfo{flex:1 1 340px}
.z43742dlinfo h3{font-size:30px;margin-bottom:12px}
.z43742dlinfo h3 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.z43742dlinfo p{color:var(--mut);margin-bottom:24px}
.z43742dlbtns{display:flex;gap:16px;flex-wrap:wrap}
.z43742dlbtn{display:flex;align-items:center;gap:12px;background:#0d0820;border:1px solid var(--line);border-radius:14px;padding:12px 22px;font-weight:700}
.z43742dlbtn:hover{border-color:var(--gold);transform:translateY(-3px)}
.z43742dlbtn span{font-size:12px;color:var(--mut);display:block;font-weight:400}
.z43742dlbtn b{font-size:16px}
.z43742qr{flex:0 0 auto;text-align:center}
.z43742qr img{width:150px;height:150px;border-radius:14px;background:#fff;padding:8px;margin:0 auto 12px}
.z43742qr p{color:var(--mut);font-size:14px}

/* ===== 资讯 ===== */
.z43742news_grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.z43742news_item{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.35s}
.z43742news_item:hover{transform:translateY(-6px);border-color:var(--gold)}
.z43742nimg{height:180px;overflow:hidden}
.z43742nimg img{width:100%;height:100%;object-fit:cover}
.z43742ntxt{padding:20px}
.z43742ntxt h3{font-size:17px;margin-bottom:10px;line-height:1.5}
.z43742ntxt h3 a:hover{color:var(--gold2)}
.z43742ntxt time{color:var(--mut);font-size:13px}
.z43742ntxt p{color:var(--mut);font-size:14px;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 页内 Banner / 面包屑 ===== */
.z43742pagebanner{background:radial-gradient(700px 260px at 80% 0,rgba(139,92,246,.3),transparent),linear-gradient(180deg,#160c29,#0a0714);padding:56px 0 26px;text-align:center}
.z43742pagebanner h1{font-size:34px}
.z43742crumb{margin-top:14px;color:var(--mut);font-size:14px}
.z43742crumb a{color:var(--mut)}
.z43742crumb a:hover{color:var(--gold2)}

/* ===== 列表 ===== */
.z43742main{padding:52px 0}
.z43742list{display:flex;flex-direction:column;gap:22px}
.z43742list_item{display:flex;gap:24px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;transition:.3s}
.z43742list_item:hover{border-color:var(--gold);transform:translateX(6px)}
.z43742limg{flex:0 0 240px;height:160px;border-radius:12px;overflow:hidden}
.z43742limg img{width:100%;height:100%;object-fit:cover}
.z43742ltxt{flex:1;display:flex;flex-direction:column;justify-content:center}
.z43742ltxt h3{font-size:20px;margin-bottom:10px}
.z43742ltxt h3 a:hover{color:var(--gold2)}
.z43742ltxt p{color:var(--mut);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.z43742ltxt time{color:var(--gold2);font-size:13px;margin-top:12px}
.z43742page{margin-top:36px;display:flex;justify-content:center;gap:10px;flex-wrap:wrap}
.z43742pg{min-width:42px;height:42px;line-height:42px;text-align:center;padding:0 12px;border-radius:10px;background:var(--card);border:1px solid var(--line);color:var(--mut)}
.z43742pg:hover{border-color:var(--gold);color:var(--txt)}
.z43742pg.current{background:var(--grad);color:#3a2600;font-weight:700;border-color:transparent}

/* ===== 内容页 ===== */
.z43742artwrap{display:flex;gap:34px;padding:52px 0;align-items:flex-start;flex-wrap:wrap}
.z43742article{flex:1 1 720px;min-width:0;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:38px}
.z43742article h1{font-size:30px;margin-bottom:16px}
.z43742art_meta{display:flex;gap:20px;flex-wrap:wrap;color:var(--mut);font-size:14px;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:26px}
.z43742art_body{font-size:16px;color:#d8d2ea}
.z43742art_body p{margin-bottom:18px}
.z43742art_body img{border-radius:12px;margin:22px 0}
.z43742art_body h2,.z43742art_body h3{margin:28px 0 14px;color:var(--gold2)}
.z43742tags{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0}
.z43742tags a{background:rgba(139,92,246,.14);border:1px solid var(--line);color:var(--mut);font-size:13px;padding:6px 14px;border-radius:20px}
.z43742tags a:hover{color:var(--gold2);border-color:var(--gold)}
.z43742prenext{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;color:var(--mut);font-size:14px}
.z43742prenext a{color:var(--txt)}
.z43742prenext a:hover{color:var(--gold2)}
.z43742side{flex:1 1 300px;min-width:260px;display:flex;flex-direction:column;gap:22px}
.z43742side_box{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}
.z43742side_box h4{font-size:18px;margin-bottom:16px;padding-left:12px;border-left:4px solid var(--gold)}
.z43742side_box a{display:block;color:var(--mut);padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px}
.z43742side_box a:hover{color:var(--gold2);padding-left:6px}
.z43742side_box a:last-child{border-bottom:none}

/* ===== Footer ===== */
.z43742footer{background:#080512;border-top:1px solid var(--line);padding:56px 0 0;color:var(--mut);font-size:14px}
.z43742foot_top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px}
.z43742foot_about .z43742logo{margin-bottom:16px}
.z43742foot_about p{max-width:340px;line-height:1.8}
.z43742social{display:flex;gap:12px;margin-top:18px}
.z43742social a{width:40px;height:40px;line-height:40px;text-align:center;border-radius:50%;background:var(--card);border:1px solid var(--line);color:var(--txt)}
.z43742social a:hover{background:var(--grad);color:#3a2600;border-color:transparent}
.z43742foot_col h4{color:var(--txt);font-size:16px;margin-bottom:18px}
.z43742foot_col a{display:block;padding:8px 0}
.z43742foot_col a:hover{color:var(--gold2)}
.z43742foot_bot{border-top:1px solid var(--line);padding:22px 0;text-align:center;font-size:13px;line-height:2}
.z43742foot_bot b{color:var(--gold2)}

/* ===== 返回顶部 ===== */
.z43742top{position:fixed;right:22px;bottom:26px;width:46px;height:46px;line-height:46px;text-align:center;border-radius:12px;background:var(--grad);color:#3a2600;font-size:20px;font-weight:700;opacity:0;visibility:hidden;transform:translateY(16px);transition:.3s;z-index:80;box-shadow:0 10px 24px rgba(226,154,59,.4)}
.z43742top.z43742show{opacity:1;visibility:visible;transform:none}

/* ===== 动画 ===== */
.z43742fade{opacity:0;transform:translateY(28px);transition:opacity .7s,transform .7s}
.z43742fade.z43742in{opacity:1;transform:none}

/* ===== 响应式 ===== */
@media(max-width:980px){
  .z43742adv,.z43742steps{grid-template-columns:repeat(2,1fr)}
  .z43742game_grid,.z43742news_grid{grid-template-columns:repeat(2,1fr)}
  .z43742foot_top{grid-template-columns:1fr 1fr}
  .z43742hero_txt h1{font-size:38px}
}
@media(max-width:760px){
  .z43742menu_lbl{display:flex}
  .z43742nav{position:fixed;inset:70px 0 auto 0;flex-direction:column;gap:0;background:#100824;border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .4s}
  .z43742nav>a{width:100%;text-align:center;padding:15px;border-top:1px solid var(--line)}
  .z43742nav .z43742nav_dl{margin:14px auto;border-radius:30px;padding:12px 30px;width:auto}
  .z43742menu_tog:checked~.z43742header .z43742nav{max-height:520px}
  .z43742hero_txt h1{font-size:32px}
  .z43742list_item{flex-direction:column}
  .z43742limg{flex:none;width:100%;height:200px}
  .z43742dlbox{padding:30px}
  .z43742article{padding:26px}
}
@media(max-width:560px){
  .z43742adv,.z43742steps,.z43742game_grid,.z43742news_grid,.z43742foot_top{grid-template-columns:1fr}
  .z43742sec_head h2{font-size:26px}
  .z43742pagebanner h1{font-size:26px}
  .z43742article h1{font-size:24px}
  .z43742sec{padding:52px 0}
}