:root{
  --bg:#070b14; --bg2:#0c1322; --card:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.09); --txt:#e6edf7; --mut:#93a4bd;
  --cy:#22d3ee; --bl:#3b82f6; --vi:#8b5cf6; --gr:#34d399;
  --grad:linear-gradient(120deg,#22d3ee,#3b82f6 55%,#8b5cf6);
  --card2:rgba(255,255,255,.025); --radius:18px; --shadow:0 20px 50px rgba(0,0,0,.45);
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
/* 尊重"减少动态效果"系统偏好（WCAG 2.3.3）：关闭动画/过渡/平滑滚动，避免眩晕 */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;background:var(--bg);color:var(--txt);line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased;padding-top:67px}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
nav{position:fixed;top:0;left:0;right:0;z-index:50;backdrop-filter:blur(18px) saturate(160%);background:rgba(7,11,20,.68);border-bottom:1px solid rgba(255,255,255,.07)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-weight:800;font-size:19px;letter-spacing:.5px;display:flex;align-items:center;gap:10px;min-height:44px}
.logo .dot{width:11px;height:11px;border-radius:50%;background:  var(--grad);box-shadow:0 0 14px #22d3ee99}
.nav-links{display:flex;align-items:center;gap:4px;font-size:14.5px;color:var(--mut)}
.nav-links a{padding:8px 14px;border-radius:9px;transition:.18s;display:inline-flex;align-items:center;line-height:1}
.nav-links a:hover{color:var(--txt);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--cy);background:rgba(34,211,238,.1)}
/* 汉堡菜单基础（桌面隐藏，窄屏由下方@media激活） */
.nav-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px 10px;margin-left:8px;min-width:44px;min-height:44px;justify-content:center}
.nav-burger span{width:22px;height:2px;background:var(--txt);border-radius:2px;transition:.2s}
#nav-toggle{display:none}
/* 移动端遮罩：纯CSS(label for 点击即关闭)，桌面隐藏 */
.nav-overlay{display:none}
body.nav-open{overflow:hidden}
/* header 滚动加深 */
nav.scrolled{background:rgba(7,11,20,.92);box-shadow:0 1px 0 rgba(255,255,255,.06),0 8px 30px rgba(0,0,0,.35)}
/* === 导航下拉菜单（修复：之前缺CSS导致子菜单横铺到主导航行） === */
.nav-drop{position:relative;padding:8px 14px;display:flex;align-items:center}
.nav-drop>a.nav-trigger{display:flex;align-items:center;gap:4px;padding:0;line-height:1}
.nav-drop .drop-menu{position:absolute;top:100%;left:0;min-width:170px;margin-top:0;background:rgba(12,19,34,.95);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:12px;padding:8px;display:block;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease,visibility .18s;z-index:60;box-shadow:0 12px 36px rgba(0,0,0,.45)}
.nav-drop .drop-menu::before{content:"";position:absolute;left:0;right:0;top:-10px;height:10px}
.nav-drop:hover>.drop-menu,.nav-drop:focus-within>.drop-menu{opacity:1;visibility:visible;transform:none}
.nav-drop .drop-menu a{display:block;padding:9px 14px;border-radius:8px;color:var(--mut);font-size:14px;white-space:nowrap}
.nav-drop .drop-menu a:hover{color:var(--txt);background:rgba(255,255,255,.05)}
.nav-drop .caret{font-size:11px;margin-left:4px;opacity:.7;transition:transform .2s,opacity .2s;display:inline-block}
.nav-drop:hover>.nav-trigger .caret,.nav-drop:focus-within>.nav-trigger .caret{transform:rotate(180deg);opacity:1}
.nav-drop>a.nav-trigger.active{color:var(--cy);background:rgba(34,211,238,.1);border-radius:9px}
.nav-drop .drop-menu a.active{color:var(--cy);background:rgba(34,211,238,.1)}
.nav-links a:focus-visible,.nav-drop .drop-menu a:focus-visible,.nav-burger:focus-visible{outline:2px solid var(--cy);outline-offset:3px;border-radius:9px}
/* 全局键盘焦点可见性兜底（WCAG 2.4.7）：覆盖所有可交互元素，不止导航 */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible,.btn:focus-visible,.qa .q:focus-visible{outline:2px solid var(--cy);outline-offset:3px;border-radius:6px}
/* skip-link：视觉隐藏，键盘聚焦时显现，跳到主内容（WCAG 2.4.1） */
.skip-link{position:absolute;left:14px;top:-60px;z-index:200;background:var(--grad);color:#04121f;font-weight:700;font-size:14px;padding:10px 18px;border-radius:10px;transition:top .2s;box-shadow:0 8px 24px rgba(34,211,238,.4)}
.skip-link:focus{top:10px;outline:3px solid #fff}
@media(max-width:900px){
  .nav-drop .drop-menu{position:static;background:transparent;border:0;box-shadow:none;padding:0 0 0 14px;min-width:0;display:block;opacity:1;visibility:visible;transform:none}
  .nav-drop .drop-menu a{padding:7px 0;color:var(--mut)}
}
@media(max-width:900px){
  .nav-overlay{display:block;position:fixed;top:66px;left:0;right:0;bottom:0;background:rgba(3,6,12,.55);opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s;z-index:45;cursor:pointer}
  #nav-toggle:checked ~ .nav-overlay{opacity:1;visibility:visible}
  .nav-links{z-index:48}
}
.btn{border:none;cursor:pointer;font-weight:700;font-size:14.5px;border-radius:12px;padding:12px 22px;transition:.22s cubic-bezier(.2,.7,.3,1);font-family:inherit;display:inline-block;text-align:center;min-height:44px}
.btn-p{background:var(--grad);color:#04121f;box-shadow:0 8px 24px rgba(34,211,238,.28)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(34,211,238,.42)}
.btn-g{background:var(--card);color:var(--txt);border:1px solid var(--line)}
.btn-g:hover{border-color:var(--cy);color:var(--cy);background:rgba(34,211,238,.06)}
.hero{position:relative;padding:148px 0 80px;text-align:center;overflow:hidden}
.hero::before{content:"";position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:900px;height:560px;background:radial-gradient(circle,rgba(34,211,238,.16),transparent 62%);filter:blur(20px);pointer-events:none}
.badge{display:inline-flex;gap:8px;align-items:center;font-size:13px;color:var(--cy);border:1px solid #22d3ee55;background:#22d3ee12;padding:6px 14px;border-radius:999px;margin-bottom:22px}
.hero h1{font-size:clamp(30px,5vw,54px);line-height:1.16;font-weight:850;letter-spacing:.5px;text-wrap:balance}
.hero p.sub{color:var(--mut);font-size:clamp(15px,2vw,18px);max-width:720px;margin:22px auto 34px;line-height:1.75}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta .btn{padding:13px 26px;font-size:15.5px}
.trust-strip{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;margin-top:38px;color:var(--mut);font-size:13.5px}
.trust-strip span{display:inline-flex;align-items:center;gap:7px}
.trust-strip .ic{color:var(--gr)}
.plat{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.plat .p{font-size:13.5px;color:var(--mut);border:1px solid var(--line);background:var(--card);padding:9px 16px;border-radius:10px}
section{padding:84px 0}
.sec-h{text-align:center;margin-bottom:52px}
.sec-h .k{font-size:13px;letter-spacing:3px;color:var(--cy);text-transform:uppercase;font-weight:700}
.sec-h h1,.sec-h h2{font-size:clamp(24px,3.4vw,38px);margin-top:12px;font-weight:820;letter-spacing:.3px}
.sec-h p{color:var(--mut);margin-top:14px;max-width:660px;margin-left:auto;margin-right:auto;font-size:15px;line-height:1.7}
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.28s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);opacity:0;transition:.28s}
.card:hover{transform:translateY(-6px);border-color:#22d3ee55;box-shadow:0 20px 50px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card .ico{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,rgba(34,211,238,.18),rgba(139,92,246,.18));border:1px solid rgba(34,211,238,.25);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card .em{font-size:26px;line-height:1}
.card h3{font-size:18px;margin-bottom:10px;font-weight:700}
.card p{color:var(--mut);font-size:14.5px;line-height:1.7}
.shot{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg2);margin-bottom:20px}
.shot .cap{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);font-size:13.5px;color:var(--cy)}
.shot .cap .d{width:8px;height:8px;border-radius:50%;background:var(--gr);box-shadow:0 0 10px #34d39988}
.shot img{display:block;width:100%;height:auto}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.gallery .shot .cap{color:var(--mut)}
.gallery .shot .cap b{color:var(--txt)}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cmp .box{border-radius:16px;padding:24px;border:1px solid var(--line)}
.cmp .bad{border-color:#f8716a55;background:#f8716a0d}
.cmp .good{border-color:#34d39955;background:#34d3990d}
.cmp h4{font-size:15px;margin-bottom:14px}
.cmp .bad h4{color:#fca5a0}.cmp .good h4{color:#6ee7b7}
.cmp ul{list-style:none;font-size:14px;color:var(--mut)}
.cmp li{padding:5px 0;border-bottom:1px dashed var(--line)}
.cmp li:last-child{border:none}
.note{font-size:12.5px;color:var(--mut)}
.tbl-wrap{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--card)}
table{width:100%;border-collapse:collapse;font-size:14.5px}
th,td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
thead th{background:#0e1626;font-size:13px;color:var(--cy);letter-spacing:.5px}
tbody tr:last-child td{border-bottom:none}
td.dim{color:var(--mut)}
td.us{color:var(--txt);font-weight:600}
td.them{color:var(--mut)}
.yes{color:var(--gr);font-weight:700}
.no{color:#fca5a0}
.log{max-width:760px;margin:0 auto}
.lg{display:flex;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}
.lg:last-child{border:none}
.lg .v{font-weight:800;color:var(--cy);min-width:96px;font-size:15px}
.lg .v small{display:block;color:var(--mut);font-weight:500;font-size:12px}
.lg .d{color:var(--mut);font-size:14.5px}
.lg .d b{color:var(--txt)}
.price{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pc{border:1px solid var(--line);border-radius:20px;padding:28px 22px;background:var(--card);position:relative;display:flex;flex-direction:column;transition:.28s cubic-bezier(.2,.7,.3,1);overflow:hidden}
.pc.hot{border-color:var(--cy);box-shadow:0 0 0 1px #22d3ee66,0 24px 60px rgba(34,211,238,.28)}
.pc .tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--grad);color:#04121f;font-size:12px;font-weight:800;padding:4px 14px;border-radius:999px}
.pc .t{font-size:15px;color:var(--mut)}
.pc .v{font-size:38px;font-weight:850;margin:8px 0 2px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pc .v small{font-size:14px;color:var(--mut);font-weight:600}
.pc .dev{font-size:13px;color:var(--cy);margin-bottom:16px}
.pc ul{list-style:none;font-size:13.5px;color:var(--mut);flex:1}
.pc li{padding:6px 0;border-bottom:1px dashed var(--line);display:flex;gap:8px}
.pc li::before{content:"✓";color:var(--gr);font-weight:800}
.pc .btn{margin-top:18px;width:100%}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:10px}
.st{text-align:center;padding:30px 16px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,#0e1626,#0a1120)}
.st .num{font-size:clamp(32px,5vw,46px);font-weight:850;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.st .lbl{margin-top:10px;color:var(--mut);font-size:14px;display:flex;flex-direction:column;gap:6px;align-items:center}
.tag-todo{font-size:10.5px;color:#fbbf24;border:1px solid #fbbf2455;background:#fbbf2412;padding:2px 8px;border-radius:999px;font-weight:600}
.tag-hot{font-size:10.5px;color:#fb923c;border:1px solid #fb923c66;background:#fb923c14;padding:2px 8px;border-radius:999px;font-weight:600}
.stat-foot{margin-top:18px;text-align:center;color:var(--mut);font-size:13px;line-height:1.7}
.stars{color:#fbbf24;letter-spacing:2px;font-size:15px;margin-top:12px}
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.try-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:6px}
.ty{border:1px solid var(--line);border-radius:16px;padding:26px 22px;background:var(--card);text-align:left}
.ty .em{font-size:28px}
.ty h4{font-size:17px;margin:10px 0 8px}
.ty p{color:var(--mut);font-size:14px;margin-bottom:16px}
.ty .btn{width:100%}
.rv{border:1px solid var(--line);border-radius:16px;padding:24px;background:var(--card)}
.rv .q{font-size:15px;line-height:1.7;color:var(--txt);margin-bottom:18px;position:relative;padding-top:8px}
.rv .q::before{content:"\201C";position:absolute;top:-10px;left:-6px;font-size:40px;color:#22d3ee44;font-family:Georgia,serif}
.rv .who{display:flex;align-items:center;gap:12px}
.rv .av{flex:none;width:42px;height:42px;border-radius:50%;background:var(--grad);color:#04121f;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:16px}
.rv .who b{display:block;font-size:14px}
.rv .who small{color:var(--mut);font-size:12px}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:8px}
.tg{text-align:center;padding:28px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);transition:.25s}
.tg .em{font-size:32px;width:60px;height:60px;line-height:60px;border-radius:16px;background:linear-gradient(135deg,rgba(34,211,238,.15),rgba(139,92,246,.15));border:1px solid rgba(34,211,238,.2);margin:0 auto 14px;display:flex;align-items:center;justify-content:center}
.tg h4{margin:10px 0 6px;font-size:15px}
.tg p{color:var(--mut);font-size:13px}
.buy{text-align:center;background:linear-gradient(180deg,#0c1322,#070b14);border:1px solid var(--line);border-radius:20px;padding:54px 24px}
.buy h2{font-size:clamp(22px,3vw,32px);font-weight:830}
.buy p{color:var(--mut);max-width:560px;margin:14px auto 28px}
.buy .cta{margin-bottom:18px}
.buy-channels{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:26px}
.ch{border:1px solid var(--line);border-radius:14px;padding:18px 22px;background:var(--card);text-align:left;max-width:320px}
.ch h4{font-size:15px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.ch p{color:var(--mut);font-size:13px}
.ch .em{font-size:20px}
.faq{max-width:780px;margin:0 auto}
.qa{border:1px solid var(--line);border-radius:14px;margin-bottom:12px;background:var(--card);overflow:hidden}
.qa .q{padding:18px 20px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:15.5px}
.qa .q .ar{color:var(--cy);transition:.25s;font-size:20px}
.qa .a{padding:0 20px;max-height:0;overflow:hidden;transition:.3s;color:var(--mut);font-size:14.5px}
.qa.open .a{padding:0 20px 18px;max-height:320px}
.qa.open .ar{transform:rotate(45deg)}
.steps{counter-reset:s;max-width:760px;margin:0 auto}
.step{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.step:last-child{border:none}
.step .n{counter-increment:s;flex:none;width:38px;height:38px;border-radius:50%;background:var(--grad);color:#04121f;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:16px}
.step .n::before{content:counter(s)}
.step .d h4{font-size:16px;margin-bottom:6px}
.step .d p{color:var(--mut);font-size:14.5px}
footer{border-top:1px solid var(--line);padding:40px 0 30px;color:var(--mut);font-size:13.5px}
.foot-in{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;align-items:center}
.foot-in .l{display:flex;gap:18px;flex-wrap:wrap}
.foot-in a:hover{color:var(--cy)}
.beian{margin-top:16px;font-size:12.5px;color:#6b7c95}
.beian a{color:#6b7c95;border-bottom:1px dotted #6b7c95}
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
@media(max-width:900px){.g3,.trust-grid,.stat-grid{grid-template-columns:repeat(2,1fr)}.price{grid-template-columns:repeat(2,1fr)}.review-grid,.try-grid{grid-template-columns:1fr}.cmp,.gallery{grid-template-columns:1fr}.tbl-wrap{overflow-x:auto}.nav-burger{display:flex}.nav-links{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;background:rgba(7,11,20,.97);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08);padding:10px 24px 18px}#nav-toggle:checked ~ .nav-links{display:flex}.nav-links a{padding:12px 4px;border-radius:0;border-bottom:1px solid rgba(255,255,255,.05);font-size:15px}}
@media(max-width:560px){.stat-grid{grid-template-columns:1fr}}
@media(max-width:560px){.g3,.g2,.trust-grid,.price{grid-template-columns:1fr}.hero{padding-top:120px}.log{flex-direction:column;gap:4px}}
.site-footer{margin-top:100px;background:linear-gradient(180deg,#0b1019,#06090f);border-top:1px solid var(--line);padding:58px 0 32px}
.ft-inner{max-width:1080px;margin:0 auto;padding:0 22px}
.ft-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.ft-col h3,.ft-col h4{color:#e5e7eb;font-size:14px;margin:0 0 14px;font-weight:700;line-height:1.55;display:block}
.ft-col a{display:block;color:#93a4bd;font-size:13px;line-height:2.1;text-decoration:none;transition:color .2s}
.ft-col a:hover{color:var(--cy)}
.ft-links{margin-top:36px;padding-top:22px;border-top:1px solid rgba(255,255,255,.06);font-size:12.5px;color:#64748b}
.ft-links b{color:#93a4bd;font-weight:600;margin-right:14px}
.ft-links a{display:inline-block;margin:0 14px 8px 0;color:#64748b;text-decoration:none;transition:color .2s}
.ft-links a:hover{color:var(--cy)}
.ft-fraud{margin-top:18px;padding:13px 16px;background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.25);border-radius:10px;color:#fca5a5;font-size:12.5px;line-height:1.65}
.ft-bottom{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;align-items:center}
.ft-copy{color:#93a4bd;font-size:13px}
.ft-beian a,.ft-beian span{display:inline-block;margin-right:16px;color:#64748b;font-size:12px;text-decoration:none}
.ft-beian a:hover{color:var(--cy)}
.ft-beian .pend{color:#fbbf24}
@media(max-width:720px){.ft-cols{grid-template-columns:repeat(2,1fr)}.ft-bottom{flex-direction:column;align-items:flex-start}.review-grid{grid-template-columns:1fr !important}}
/* === AAA 触控目标（WCAG 2.5.5）：移动端页脚/视频按钮点击区≥44px === */
@media(max-width:900px){
  .ft-col a{display:flex;align-items:center;min-height:44px;padding:0}
  .ft-links a{display:inline-flex;align-items:center;min-height:44px;margin:0 10px 10px 0;padding:0 12px}
  .ft-beian a,.ft-beian span{display:inline-flex;align-items:center;min-height:44px}
  .note a{display:inline-flex;align-items:center;min-height:44px;padding:0 6px}
  .vbtn,.vid-sound{min-height:44px;padding:8px 16px}
}

/* === 软件界面 CSS 渲染图（替代之前挂「真实截图」标签的别家素材） === */
.cap-tag{font-size:11px;color:#64748b;padding:2px 8px;border:1px solid var(--line);border-radius:999px;margin-left:8px;font-weight:500}
.ui-mock{font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;background:#f4f5f7;border-radius:12px;box-shadow:0 18px 48px rgba(0,0,0,.4),0 0 0 1px rgba(255,255,255,.06);overflow:hidden;color:#1f2937;margin:14px 0 22px}
.ui-bar{display:flex;align-items:center;gap:8px;padding:10px 14px;background:#e9eaee;border-bottom:1px solid #d8dadf}
.ui-bar .dot{width:12px;height:12px;border-radius:50%}
.ui-bar .r{background:#ff5f56}.ui-bar .y{background:#ffbd2e}.ui-bar .g{background:#27c93f}
.ui-bar .ttl{flex:1;text-align:center;font-size:12px;color:#4b5563;font-weight:500}
.ui-body{display:grid;grid-template-columns:200px 1fr 240px;min-height:420px}
.ui-side{background:#fafbfc;border-right:1px solid #e2e5ea;padding:14px 12px;font-size:12.5px;color:#4b5563}
.ui-side h5{margin:0 0 10px;font-size:11px;color:#9ca3af;letter-spacing:.6px;font-weight:600}
.ui-side ul{list-style:none;padding:0;margin:0}
.ui-side li{padding:7px 10px;border-radius:7px;cursor:default;display:flex;align-items:center;gap:8px;line-height:1.4}
.ui-side li.act{background:#5b8def;color:#fff;font-weight:600}
.ui-side li.idle:hover{background:#eef0f4}
.ui-main{padding:22px 26px;overflow:hidden}
.ui-main h3{margin:0 0 8px;font-size:16px;color:#111827;font-weight:700}
.ui-main .meta{font-size:11px;color:#9ca3af;margin-bottom:14px}
.ui-main .ln{height:8px;background:#e5e7eb;border-radius:4px;margin-bottom:8px;width:92%}
.ui-main .ln.s{width:78%}
.ui-main .ln.m{width:66%}
.ui-main .ln.x{width:88%}
.ui-main p{font-size:13px;color:#374151;line-height:1.85;margin:6px 0 12px}
.ui-main .p{margin:8px 0 14px}
.ui-ai{background:#0f172a;color:#cbd5e1;padding:16px 14px;font-size:12px;border-left:1px solid #1f2937;line-height:1.7}
.ui-ai h5{margin:0 0 12px;font-size:11px;color:#94a3b8;letter-spacing:.6px;font-weight:600}
.ui-ai .btn{display:inline-block;margin-top:10px;padding:7px 12px;background:linear-gradient(135deg,#06b6d4,#3b82f6);color:#fff;border-radius:7px;font-weight:600;font-size:12px}
.ui-ai .stat{margin-top:14px;padding-top:14px;border-top:1px solid #1f2937;color:#94a3b8;font-size:11.5px}
.ui-ai .pl{margin-top:14px}
.ui-ai .pl label{display:flex;align-items:center;gap:6px;padding:5px 0;color:#cbd5e1;font-size:12px;cursor:default}
.ui-ai .pl input{accent-color:#06b6d4}
.ui-foot{padding:8px 14px;background:#e9eaee;border-top:1px solid #d8dadf;font-size:11px;color:#6b7280;display:flex;justify-content:space-between}
@media(max-width:900px){.ui-body{grid-template-columns:160px 1fr 200px}.ui-ai{font-size:11.5px}}
@media(max-width:640px){.ui-body{grid-template-columns:1fr}.ui-side,.ui-ai{display:none}}
/* 发布后状态卡（替代四张网络素材图） */
.pub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}
.pub-card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);border:1px solid #e5e7eb;color:#1f2937;font-size:12.5px}
.pub-card .hd{padding:10px 14px;font-weight:700;display:flex;align-items:center;gap:8px;border-bottom:1px solid #f3f4f6}
.pub-card .hd .logo{width:18px;height:18px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:800}
.pub-card .body{padding:14px}
.pub-card .h{font-weight:600;line-height:1.5;margin-bottom:8px;font-size:13px}
.pub-card .meta{color:#6b7280;font-size:11px;display:flex;justify-content:space-between;align-items:center;border-top:1px dashed #e5e7eb;padding-top:10px;margin-top:10px}
.pub-card .meta .badge{display:inline-block;color:#10b981;font-weight:600;font-size:10.5px;background:#10b98114;border:1px solid #10b98144;padding:2px 8px;border-radius:999px}
.pub-card .body .ln{height:6px;background:#e5e7eb;border-radius:3px;margin-bottom:6px}
.pub-card .body .ln.s{width:75%}.pub-card .body .ln.m{width:60%}
.pub-card.lg{grid-column:1/-1}
@media(max-width:640px){.pub-grid{grid-template-columns:1fr}.pub-card.lg{grid-column:auto}}
/* 把所有「下载安装包」类按钮里的链接访问过不出现紫色 */
.btn:visited{color:#fff}
.btn-g:visited{color:var(--cy)}

/* === 表单字号：移动端≥16px，避免 iOS Safari 聚焦时整页自动放大（可访问性） === */
input,textarea,select{font-size:16px!important;font-family:inherit}

/* === 打印样式：纸面清爽输出，去导航/页脚/装饰，保留正文与图片 === */
@media print{
  *{box-shadow:none!important;text-shadow:none!important;background-image:none!important;animation:none!important;transition:none!important}
  html,body{background:#fff!important;color:#000!important;font-size:12pt;line-height:1.55}
  nav,.skip-link,.site-footer,.cta,.hero::before,.vbtn,.vid-sound,video,.nav-burger,.nav-overlay,.ft-fraud{display:none!important}
  .hero{padding:0!important;text-align:left!important}
  a{color:#000!important;text-decoration:underline}
  a[href^="http"]:after{content:" (" attr(href) ")";font-size:9pt;color:#444;word-break:break-all}
  #main,.wrap,main{max-width:none!important;margin:0!important;padding:0!important}
  .card,.pub-card,.ui-mock{border:1px solid #bbb!important;background:#fff!important;color:#000!important;break-inside:avoid}
  img{max-width:100%!important;height:auto!important;page-break-inside:avoid}
  h1,h2,h3,h4{page-break-after:avoid;color:#000!important}
  .note{color:#000!important}
}

/* === 强制色彩模式（Windows 高对比度）适配：按钮加边框、正文链接下划线，避免破相 === */
@media (forced-colors: active){
  .btn{border:2px solid}
  main a:not(.btn),.note a,.card a:not(.btn),.pub-card a:not(.btn){text-decoration:underline}
}

/* === 404 页面（收口自原内联布局，统一站点视觉） === */
.nf{max-width:680px;margin:0 auto;min-height:78vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 24px 60px}
.nf-code{font-size:clamp(64px,12vw,130px);font-weight:850;line-height:1;margin:6px 0}
.nf-sub{color:var(--mut);font-size:18px;max-width:460px;margin:6px auto 26px;line-height:1.7}
.nf-search{display:flex;gap:10px;width:100%;max-width:460px;margin:0 auto}
.nf-search input{flex:1;min-width:0;padding:13px 16px;border-radius:10px;border:1px solid var(--line);background:var(--bg2);color:var(--txt);font-size:15px;outline:none}
.nf-search input:focus{border-color:var(--cy);outline:2px solid var(--cy);outline-offset:2px}
.nf-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}
.nf-tip{margin-top:26px;color:#6b7c95;font-size:13.5px}
.nf-foot{margin-top:auto}
.nf-foot .ft-inner{padding-top:22px}