@charset "UTF-8";
/* =========================================================
   PayCloud 深色科技风 · 支付系统首页设计系统（易支付模板版）
   ========================================================= */
:root{
  --bg:#05070d;
  --bg-2:#080c16;
  --surface:#0e1420;
  --card:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --text:#eaf0f9;
  --muted:#93a0b5;
  --muted-2:#6b7890;
  --brand:#22d3ee;
  --brand-2:#34d399;
  --violet:#818cf8;
  --amber:#fbbf24;
  --grad:linear-gradient(135deg,#22d3ee 0%,#34d399 100%);
  --grad-soft:linear-gradient(135deg,rgba(34,211,238,.16),rgba(52,211,153,.16));
  --grad-text:linear-gradient(120deg,#67e8f9 0%,#34d399 100%);
  --shadow:0 20px 60px rgba(0,0,0,.5);
  --r-sm:12px;--r-md:18px;--r-lg:26px;
  --t-fast:.18s ease;--t-mid:.35s cubic-bezier(.22,1,.36,1);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft Yahei",Roboto,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.65;
  color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.15;letter-spacing:-.02em;color:var(--text)}
p{margin:0}
ul{list-style:none;margin:0;padding:0}
a{color:inherit;text-decoration:none}
img,svg{display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
::selection{background:rgba(34,211,238,.28)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
body.no-scroll{overflow:hidden}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.mono{font-variant-numeric:tabular-nums;letter-spacing:0}

/* 背景氛围 */
.bg-fx{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none}
.bg-fx .orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.orb-1{width:640px;height:640px;top:-220px;left:8%;background:radial-gradient(circle,rgba(34,211,238,.35),transparent 65%)}
.orb-2{width:560px;height:560px;top:10%;right:-160px;background:radial-gradient(circle,rgba(129,140,248,.32),transparent 65%)}
.orb-3{width:520px;height:520px;top:48%;left:-200px;background:radial-gradient(circle,rgba(52,211,153,.22),transparent 65%)}
.bg-fx .grid-lines{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
}

/* 导航 */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background var(--t-mid),border-color var(--t-mid)}
.nav.scrolled{background:rgba(6,9,16,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1180px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:28px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;box-shadow:0 6px 18px rgba(34,211,238,.4);flex:0 0 auto}
.logo-mark svg{width:17px;height:17px}
/* 后台默认 Logo：白色圆角底板，浅色 Logo 在深色导航上也能干净显示；有 Logo 时隐藏色标和文字，只留 Logo */
.logo-chip{display:none;align-items:center;justify-content:center;height:40px;padding:0 14px;background:#fff;border-radius:11px;box-shadow:0 4px 14px rgba(0,0,0,.4)}
.logo-chip .logo-img{max-height:28px;width:auto}
.logo.has-logo .logo-chip{display:inline-flex}
.logo.has-logo .logo-mark,
.logo.has-logo .logo-name{display:none}
.logo-name{font-size:1.12rem;font-weight:800;letter-spacing:-.01em}
.logo-name em{font-style:normal;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:4px}
.nav-links a{padding:.5em .95em;border-radius:9px;font-size:.93rem;font-weight:500;color:var(--muted);transition:color var(--t-fast),background var(--t-fast)}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;margin-left:auto;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:11px;place-items:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;margin:4px 0;transition:transform var(--t-mid),opacity var(--t-mid)}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 移动菜单 */
.mmenu{position:fixed;inset:0;z-index:49;padding:96px 26px 40px;background:rgba(6,9,16,.97);backdrop-filter:blur(20px);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--t-mid);overflow-y:auto}
.mmenu.show{opacity:1;visibility:visible;transform:none}
.mmenu a{display:block;padding:16px 4px;font-size:1.15rem;font-weight:700;border-bottom:1px solid var(--line)}
.mmenu .mm-cta{margin-top:22px;display:flex;gap:12px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.72em 1.55em;border-radius:11px;font-weight:600;font-size:.95rem;line-height:1.4;white-space:nowrap;transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),border-color var(--t-fast)}
.btn-lg{padding:.9em 1.9em;font-size:1.02rem;border-radius:13px}
.btn-sm{padding:.48em 1.15em;font-size:.88rem}
.btn-primary{background:var(--grad);color:#04121a;box-shadow:0 10px 28px rgba(34,211,238,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(34,211,238,.4);color:#04121a}
.btn-ghost{background:rgba(255,255,255,.04);border:1px solid var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn .arr{transition:transform var(--t-fast)}
.btn:hover .arr{transform:translateX(3px)}

/* Hero */
.hero{position:relative;padding:168px 0 70px}
.hero-grid{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:var(--grad-soft);border:1px solid rgba(34,211,238,.28);font-size:.82rem;font-weight:600;color:#a5f3fc;margin-bottom:22px}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.55)}70%{box-shadow:0 0 0 9px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.hero h1{font-size:clamp(2.4rem,5.2vw,3.7rem);font-weight:900;letter-spacing:-.03em;margin-bottom:22px}
.hero h1 .accent{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:1.13rem;line-height:1.9;color:var(--muted);max-width:34em;margin-bottom:34px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.hero-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;border-top:1px solid var(--line);padding-top:26px}
.metric .num{font-size:1.75rem;font-weight:800;letter-spacing:-.02em;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.1}
.metric .lbl{font-size:.8rem;color:var(--muted-2);margin-top:4px}

/* 手机收银台 mockup */
.hero-visual{position:relative;display:flex;justify-content:center}
.glow-ring{position:absolute;inset:10% 6%;background:radial-gradient(circle at 50% 45%,rgba(34,211,238,.28),rgba(129,140,248,.14) 45%,transparent 70%);filter:blur(6px)}
.phone{position:relative;width:300px;border-radius:40px;background:linear-gradient(180deg,#141b2c,#0c1220);border:1px solid var(--line-strong);box-shadow:var(--shadow),inset 0 0 0 6px #060910;padding:14px;z-index:2}
.phone-notch{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:110px;height:24px;background:#060910;border-radius:14px}
.phone-screen{padding:44px 14px 14px;display:flex;flex-direction:column;gap:12px}
.pay-header{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.pay-avatar{width:36px;height:36px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-weight:800;color:#04121a;font-size:.9rem}
.pay-merchant{font-size:.95rem;font-weight:700}
.pay-merchant small{display:block;font-size:.72rem;color:var(--muted-2);font-weight:500}
.pay-amount{font-size:2rem;font-weight:800;letter-spacing:-.02em;margin:6px 0 2px}
.pay-amount .cny{font-size:1.1rem;font-weight:700;color:var(--muted)}
.pay-tip{font-size:.78rem;color:var(--muted-2)}
.pay-methods{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:4px}
.pm{display:flex;flex-direction:column;align-items:center;gap:6px;padding:11px 6px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line);font-size:.72rem;color:var(--muted);transition:all var(--t-fast)}
.pm svg{width:22px;height:22px}
.pm.active{border-color:var(--brand);background:rgba(34,211,238,.1);color:#a5f3fc;box-shadow:0 0 0 3px rgba(34,211,238,.12)}
.pay-btn{margin-top:6px;width:100%;padding:.8em;border-radius:13px;background:var(--grad);color:#04121a;font-weight:700;font-size:.95rem;box-shadow:0 8px 22px rgba(34,211,238,.3)}
.pay-secure{display:flex;align-items:center;justify-content:center;gap:6px;font-size:.72rem;color:var(--muted-2)}
.pay-secure svg{width:13px;height:13px}
.float-card{position:absolute;background:rgba(16,22,38,.9);backdrop-filter:blur(12px);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow);padding:12px 14px;display:flex;align-items:center;gap:10px;z-index:3}
.fc-1{top:14%;left:-46px;animation:floaty 5s ease-in-out infinite}
.fc-2{bottom:16%;right:-40px;animation:floaty 6s ease-in-out .8s infinite}
.fc-ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex:0 0 auto}
.fc-1 .fc-ico{background:rgba(52,211,153,.16);color:var(--brand-2)}
.fc-2 .fc-ico{background:rgba(251,191,36,.16);color:var(--amber)}
.fc-ico svg{width:18px;height:18px}
.fc-txt b{display:block;font-size:.86rem;font-weight:700}
.fc-txt span{font-size:.72rem;color:var(--muted)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* 信任栏 */
.trust{padding:10px 0 50px;text-align:center}
.trust small{display:block;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:22px}
.trust-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 34px;align-items:center}
.trust-item{display:flex;align-items:center;gap:9px;color:var(--muted);font-weight:600;font-size:.95rem;opacity:.85;transition:opacity var(--t-fast)}
.trust-item:hover{opacity:1}
.trust-item svg{width:22px;height:22px}

/* 区块通用 */
.section{padding:70px 0}
.sec-head{text-align:center;max-width:620px;margin:0 auto 52px}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:14px}
.sec-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:16px}
.sec-head p{color:var(--muted);font-size:1.02rem}

/* 功能卡片 */
.features{background:linear-gradient(180deg,transparent,rgba(14,20,32,.6) 50%,transparent)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:28px 26px;overflow:hidden;transition:transform var(--t-mid),border-color var(--t-mid),background var(--t-mid)}
.feat::before{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at var(--mx,50%) 0%,rgba(34,211,238,.12),transparent 60%);opacity:0;transition:opacity var(--t-mid);pointer-events:none}
.feat:hover{transform:translateY(-6px);border-color:var(--line-strong);background:rgba(255,255,255,.045)}
.feat:hover::before{opacity:1}
.feat-ico{width:50px;height:50px;border-radius:14px;background:var(--grad-soft);border:1px solid rgba(34,211,238,.22);display:grid;place-items:center;color:var(--brand);margin-bottom:18px}
.feat-ico svg{width:24px;height:24px}
.feat h3{font-size:1.12rem;margin-bottom:10px}
.feat p{font-size:.9rem;line-height:1.75;color:var(--muted)}

/* 收银台 Demo */
.demo{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.demo-copy h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:16px}
.demo-copy p{color:var(--muted);margin-bottom:24px;line-height:1.9}
.demo-list li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;color:var(--muted);font-size:.95rem}
.demo-list li svg{width:20px;height:20px;color:var(--brand-2);flex:0 0 auto;margin-top:2px}
.checkout{background:linear-gradient(180deg,#111827,#0b101c);border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--shadow);transition:all var(--t-mid)}
.checkout .co-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.co-head .co-brand{display:flex;align-items:center;gap:10px;font-weight:700}
.co-amount-label{font-size:.82rem;color:var(--muted-2);margin-bottom:6px}
.co-amount{font-size:2.4rem;font-weight:800;letter-spacing:-.02em}
.co-amount .cny{font-size:1.2rem;color:var(--muted);font-weight:700}
.co-field{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:16px 0}
.co-field input{flex:1;background:none;border:0;outline:none;color:var(--text);font-size:.95rem;font-family:inherit}
.co-pay-tabs{display:flex;gap:8px;margin:6px 0 4px}
.co-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;padding:11px;border-radius:11px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--muted);font-size:.85rem;font-weight:600;transition:all var(--t-fast)}
.co-tab svg{width:19px;height:19px}
.co-tab.active{border-color:var(--brand);color:#a5f3fc;background:rgba(34,211,238,.1);box-shadow:0 0 0 3px rgba(34,211,238,.12)}
.co-submit{width:100%;margin-top:18px;padding:.85em;border-radius:13px;background:var(--grad);color:#04121a;font-weight:700;font-size:1rem;box-shadow:0 10px 26px rgba(34,211,238,.28);transition:transform var(--t-fast)}
.co-submit:hover{transform:translateY(-2px)}
.co-note{text-align:center;font-size:.74rem;color:var(--muted-2);margin-top:14px}
.checkout.success .co-success{display:flex}
.checkout.success .co-form{display:none}
.co-success{display:none;flex-direction:column;align-items:center;text-align:center;padding:26px 0}
.co-success .ok-ring{width:78px;height:78px;border-radius:50%;background:var(--grad-soft);border:1px solid rgba(52,211,153,.4);display:grid;place-items:center;margin-bottom:20px;color:var(--brand-2)}
.co-success .ok-ring svg{width:38px;height:38px;animation:pop .5s cubic-bezier(.34,1.56,.64,1)}
@keyframes pop{0%{transform:scale(.4);opacity:0}100%{transform:scale(1);opacity:1}}
.co-success h3{font-size:1.2rem;margin-bottom:8px}
.co-success p{font-size:.88rem;color:var(--muted);margin-bottom:20px}
.co-success .amt{font-size:1.5rem;font-weight:800;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:20px}

/* 安全合规 */
.security .sec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.sec-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;text-align:center;transition:transform var(--t-mid),border-color var(--t-mid)}
.sec-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.sec-card .s-ico{width:46px;height:46px;margin:0 auto 14px;border-radius:13px;background:var(--grad-soft);display:grid;place-items:center;color:var(--brand)}
.sec-card .s-ico svg{width:23px;height:23px}
.sec-card h3{font-size:1rem;margin-bottom:8px}
.sec-card p{font-size:.84rem;color:var(--muted);line-height:1.7}

/* 接入流程 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:28px 26px;transition:transform var(--t-mid),border-color var(--t-mid)}
.step:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.step .no{width:42px;height:42px;border-radius:12px;background:var(--grad);color:#04121a;font-weight:800;font-size:1.1rem;display:grid;place-items:center;margin-bottom:16px;box-shadow:0 6px 16px rgba(34,211,238,.28)}
.step h3{font-size:1.08rem;margin-bottom:9px}
.step p{font-size:.88rem;color:var(--muted);line-height:1.7}

/* CTA */
.cta{padding:40px 0 90px}
.cta-panel{position:relative;overflow:hidden;border-radius:30px;background:linear-gradient(135deg,#0b2340 0%,#0b1230 55%,#101a3a 100%);border:1px solid var(--line-strong);padding:60px 56px;text-align:center;box-shadow:var(--shadow)}
.cta-panel::before{content:"";position:absolute;width:500px;height:500px;border-radius:50%;top:-260px;left:50%;transform:translateX(-50%);background:radial-gradient(circle,rgba(34,211,238,.35),transparent 65%)}
.cta-panel::after{content:"";position:absolute;width:400px;height:400px;border-radius:50%;bottom:-240px;right:-100px;background:radial-gradient(circle,rgba(129,140,248,.28),transparent 65%)}
.cta-panel>*{position:relative;z-index:1}
.cta-panel h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:14px}
.cta-panel p{color:var(--muted);margin-bottom:30px;font-size:1.05rem}
.cta-panel .cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}

/* 页脚 */
footer{border-top:1px solid var(--line);background:var(--bg-2)}
.foot-inner{max-width:1180px;margin:0 auto;padding:60px 24px 36px;display:grid;grid-template-columns:1.5fr 2.5fr;gap:48px}
.foot-brand p{margin-top:16px;font-size:.88rem;color:var(--muted);max-width:30em;line-height:1.8}
.foot-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.foot-cols dt{font-size:.92rem;font-weight:700;color:var(--text);margin-bottom:16px}
.foot-cols dd{margin-bottom:11px;font-size:.88rem}
.foot-cols dd a{color:var(--muted);transition:color var(--t-fast)}
.foot-cols dd a:hover{color:var(--text)}
.foot-badge{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;border:1px solid rgba(52,211,153,.3);color:var(--brand-2);font-size:.78rem;font-weight:600;margin-top:16px}
.foot-badge svg{width:14px;height:14px}
.copyright{border-top:1px solid var(--line);text-align:center;padding:22px 24px;font-size:.8rem;color:var(--muted-2)}
.copyright span{margin:0 6px}

/* 联系方式二维码气泡 */
.contact-qr-wrap{position:relative;display:inline-block;margin-left:6px;vertical-align:middle}
.contact-qr-icon{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:4px;background:rgba(255,255,255,.12);border:1px solid var(--line-strong);cursor:pointer;user-select:none}
.contact-qr-icon::before{content:"";width:10px;height:10px;background-repeat:no-repeat;background-size:10px 10px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Cg fill='%2367e8f9'%3E%3Crect x='6' y='6' width='20' height='20'/%3E%3Crect x='38' y='6' width='20' height='20'/%3E%3Crect x='6' y='38' width='20' height='20'/%3E%3Crect x='32' y='32' width='6' height='6'/%3E%3Crect x='42' y='32' width='6' height='6'/%3E%3Crect x='52' y='32' width='6' height='6'/%3E%3Crect x='32' y='42' width='6' height='6'/%3E%3Crect x='42' y='42' width='6' height='6'/%3E%3Crect x='52' y='42' width='6' height='6'/%3E%3Crect x='32' y='52' width='6' height='6'/%3E%3Crect x='52' y='52' width='6' height='6'/%3E%3C/g%3E%3C/svg%3E")}
.contact-qr-pop{display:none;position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:128px;padding:8px;background:#fff;border:1px solid rgba(0,0,0,.1);border-radius:8px;box-shadow:0 12px 32px rgba(0,0,0,.4);z-index:20}
.contact-qr-pop::after{content:"";position:absolute;left:50%;bottom:-6px;width:10px;height:10px;transform:translateX(-50%) rotate(45deg);background:#fff;border-right:1px solid rgba(0,0,0,.1);border-bottom:1px solid rgba(0,0,0,.1)}
.contact-qr-canvas{display:block;width:112px;height:112px}
.contact-qr-canvas canvas,.contact-qr-canvas img{display:block;width:112px;height:112px}
.contact-qr-wrap:hover .contact-qr-pop,.contact-qr-icon:focus+.contact-qr-pop{display:block}

/* 进入视口动画 */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}.float-card{animation:none}.pill .dot{animation:none}}

/* 响应式 */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero{text-align:center}
  .hero-sub{margin-left:auto;margin-right:auto}
  .hero-cta,.hero-metrics{justify-content:center}
  .hero-visual{order:2}
  .demo-grid{grid-template-columns:1fr;gap:40px}
  .security .sec-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .foot-inner{grid-template-columns:1fr;gap:40px}
  .foot-cols{grid-template-columns:repeat(2,1fr)}
  .fc-1{left:-8px}.fc-2{right:-8px}
}
@media (max-width:640px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:grid}
  .hero{padding:132px 0 50px}
  .hero-metrics{grid-template-columns:repeat(2,1fr);gap:20px;text-align:left}
  .metric .num{font-size:1.5rem}
  .feat-grid,.security .sec-grid,.foot-cols{grid-template-columns:1fr}
  .cta-panel{padding:44px 24px}
  .trust-row{gap:12px 20px}
  .phone{width:270px}
}