*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:#151b2d;background:#fff}a{text-decoration:none;color:inherit}.nav{height:70px;background:#fff;border-bottom:1px solid #eee;position:sticky;top:0;z-index:20}.nav-inner{max-width:1200px;height:70px;margin:auto;display:flex;align-items:center;gap:30px;padding:0 20px}.brand{display:flex;align-items:center;gap:10px;min-width:190px}.brand strong{display:block;font-size:21px}.brand small{display:block;color:#8991a0;font-size:11px}.logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#34D17A,#ed1f3b);color:#fff;display:grid;place-items:center;font-size:22px;position:relative}.logo b{font-size:11px;position:absolute;right:2px;bottom:0}nav{display:flex;gap:30px;flex:1;justify-content:center}nav a{font-size:14px;padding:25px 2px;color:#333}nav a:hover{color:#07C160}.nav-btn,.download-btn{background:linear-gradient(135deg,#07C160,#f01936);color:#fff;border-radius:30px;padding:14px 27px;font-weight:700;box-shadow:0 12px 28px #07C16033;display:inline-block}.hero{min-height:590px;overflow:hidden;background:linear-gradient(120deg,#fff 5%,#eefaf4 55%,#dff6e9)}.hero-inner{max-width:1200px;min-height:590px;margin:auto;padding:60px 20px;display:flex;align-items:center}.hero-copy{width:53%}.app-icon{width:100px;height:100px;border-radius:25px;background:linear-gradient(135deg,#ff5367,#07C160);color:#fff;font-size:44px;display:grid;place-items:center;position:relative}.app-icon b{font-size:18px;position:absolute;right:10px;bottom:12px}.hero h1{font-size:52px;line-height:1;margin:20px 0 5px}.hero h2{font-size:42px;margin:0;font-weight:900;color:#07C160}.slogan{font-size:23px;margin:16px 0 12px}.desc{max-width:550px;color:#737b88;line-height:1.8}.checks{display:flex;gap:25px;margin:25px 0;flex-wrap:wrap}.platforms{color:#697381;margin-top:20px;font-size:14px}.phones{height:500px;flex:1;position:relative}.phone{position:absolute;width:245px;height:485px;border:9px solid #11151d;border-radius:38px;background:#11151d;overflow:hidden;box-shadow:0 30px 60px #0002}.phone-main{right:145px;top:0;z-index:3;transform:rotate(-2deg)}.phone-back{right:0;top:55px;z-index:2;transform:rotate(4deg)}.screen{height:100%;background:#f7f8fa;border-radius:28px;overflow:hidden;padding:22px 14px}.screen-title{text-align:center;background:#07C160;color:#fff;margin:-22px -14px 0;padding:22px 10px 8px;font-weight:800}.sub{text-align:center;background:#07C160;color:#fff;padding-bottom:15px;font-size:11px}.status{position:absolute;top:5px;left:16px;color:#fff;font-size:9px;z-index:2}.friend{background:#fff;border-radius:10px;padding:11px 8px;margin:8px 0;font-size:12px}.friend i{font-style:normal;font-size:18px;margin-right:7px}.friend b{float:right;color:#fff;background:#07C160;border-radius:15px;padding:2px 7px;font-size:9px}.friend em{float:right;color:#9aa1ad;font-style:normal;font-size:9px}.dark{background:linear-gradient(#1a1d24,#0d0f14);color:#fff;text-align:center;padding-top:85px}.lock{font-size:42px}.dark h3{font-size:20px}.dark p{color:#aaa;font-size:11px}.dots{margin:25px 0;color:#07C160}.keypad{line-height:48px;color:#ddd}.why{padding:80px 20px}.section-title{display:flex;align-items:center;justify-content:center;gap:15px}.section-title span,.redline{width:27px;height:2px;background:#07C160}.section-title h2{font-size:31px;margin:0}.section-sub{text-align:center;color:#89909d;margin:12px 0 42px}.why-grid{max-width:1150px;margin:auto;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;text-align:center}.round{margin:auto;width:65px;height:65px;border-radius:50%;display:grid;place-items:center;background:#e9f9f0;color:#07C160;font-size:28px}.why-grid h3{margin:17px 0 8px}.why-grid p{color:#89909d;font-size:13px;line-height:1.8}.core{background:#f3fbf6;padding:70px max(20px,calc((100% - 1150px)/2));display:flex;gap:50px;align-items:center}.core-intro{width:31%}.core-intro h2{font-size:30px;margin:10px 0}.core-intro h3{font-size:26px;margin:0 0 12px}.core-intro p{color:#7c8492;line-height:1.8}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;flex:1}.card{background:#fff;border-radius:14px;padding:23px 14px;min-height:180px;box-shadow:0 8px 25px #f3243a10}.card>b{color:#07C160;font-size:27px}.card h3{font-size:16px}.card p{font-size:12px;color:#8a91a0;line-height:1.8}.download{max-width:1150px;margin:55px auto;padding:32px 45px;border-radius:18px;background:#f6f9ff;display:flex;justify-content:space-between;align-items:center}.download h2{margin:5px 0}.download p{color:#88919f;margin:0}.download-links{display:flex;gap:15px}.download-links a{padding:14px 28px;border-radius:28px;background:#171b22;color:#fff;font-weight:700}.download-links a+ a{background:#07C160}.faq{padding:70px 20px;background:#fafbfc}.faq-grid{max-width:900px;margin:35px auto;display:grid;grid-template-columns:1fr 1fr;gap:15px}.faq details{background:#fff;border:1px solid #eee;border-radius:10px;padding:18px 22px}.faq summary{font-weight:700;cursor:pointer}.faq p{color:#777;font-size:13px;line-height:1.8}footer{background:#11151c;color:#fff;padding:35px 20px}.footer-inner{max-width:1150px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:25px;color:#89909d;font-size:12px}.footer-inner .brand strong{color:#fff}.footer-nav{display:flex;gap:22px}@media(max-width:900px){nav{display:none}.hero-inner{display:block;padding-top:45px}.hero-copy{width:100%;text-align:center}.app-icon{margin:auto}.hero h1{font-size:42px}.hero h2{font-size:34px}.desc{margin:auto}.checks,.platforms{justify-content:center}.phones{margin-top:30px}.why-grid{grid-template-columns:repeat(3,1fr)}.core{display:block}.core-intro{width:100%;text-align:center;margin-bottom:30px}.redline{display:block;margin:auto}.cards{grid-template-columns:repeat(2,1fr)}.download{margin:35px 20px;display:block;text-align:center}.download-links{justify-content:center;margin-top:25px}.footer-inner{flex-wrap:wrap;justify-content:center}}@media(max-width:600px){.nav-inner{height:62px}.nav{height:62px}.nav-btn{padding:10px 16px;font-size:12px}.hero{min-height:800px}.hero-inner{min-height:800px}.hero h1{font-size:37px}.hero h2{font-size:28px}.phones{transform:scale(.8);transform-origin:top center;margin-left:-10%;width:120%}.why-grid{grid-template-columns:1fr 1fr}.cards,.faq-grid{grid-template-columns:1fr 1fr}.download-links{flex-direction:column}.footer-inner{display:block;text-align:center}.footer-inner .brand{justify-content:center;margin-bottom:18px}.footer-nav{justify-content:center;flex-wrap:wrap;margin-bottom:18px}}

.logo img{width:100%;height:100%;object-fit:cover;border-radius:inherit}.app-icon img{width:100%;height:100%;object-fit:cover;border-radius:inherit}.custom-hero-image{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:center;pointer-events:none}.custom-hero-image img{max-width:92%;max-height:470px;object-fit:contain}.phones:has(+*){z-index:2}.version{max-width:1150px;margin:25px auto 0;padding:20px 25px;border:1px solid #eee;border-radius:12px;background:#fff;display:flex;justify-content:space-between;gap:20px;align-items:center}.version b{font-size:15px}.version span{font-size:12px;color:#999;margin-left:12px}.version p{margin:0;color:#777;font-size:13px}.qrbox{display:flex;align-items:center;gap:10px;margin-left:20px}.qrbox img{width:85px;height:85px;object-fit:contain;background:#fff;padding:5px;border-radius:8px}.qrbox small{color:#777}.popup-mask{position:fixed;inset:0;background:#0007;z-index:9999;display:grid;place-items:center;padding:20px}.popup{position:relative;width:420px;max-width:100%;background:#fff;border-radius:18px;padding:35px;box-shadow:0 25px 80px #0005;text-align:center}.popup>button{position:absolute;right:15px;top:10px;border:0;background:none;font-size:28px;color:#999;cursor:pointer}.popup h2{margin:0 0 15px}.popup p{color:#666;line-height:1.8;text-align:left}.popup a{display:inline-block;background:#07C160;color:#fff;border-radius:25px;padding:11px 30px;margin-top:10px}

.phones{z-index:2}.custom-hero-image{z-index:1}
.upload-card small{display:block;color:#888;font-size:11px;line-height:1.6;margin-top:8px}

/* 微信绿色视觉升级 */
:root{--wx:#07C160;--wx-dark:#05a650;--wx-light:#eaf8f0;--text:#17201b;--muted:#7d8882}
body{color:var(--text)}
.nav{box-shadow:0 1px 12px rgba(7,193,96,.06)}
.brand strong{letter-spacing:.5px}
.nav-btn,.download-btn{background:linear-gradient(135deg,#12c96c,#07C160);box-shadow:0 10px 25px rgba(7,193,96,.22)}
nav a:hover{color:var(--wx)}
nav a[aria-current="page"],nav a:first-child{color:var(--wx)}
.hero{background:radial-gradient(circle at 85% 18%,#dff8e9 0,#eefaf4 28%,#fff 68%)}
.app-icon,.logo{background:linear-gradient(135deg,#22cf76,#07C160);box-shadow:0 12px 28px rgba(7,193,96,.2)}
.hero h2{color:var(--wx)}
.checks span::first-letter{color:var(--wx)}
.platforms{color:#718079}
.why-grid article{transition:.2s}
.why-grid article:hover{transform:translateY(-4px)}
.round{background:#e8f8ef;color:var(--wx)}
.core{background:linear-gradient(135deg,#f4fcf7,#eefaf3)}
.card{box-shadow:0 8px 25px rgba(7,193,96,.08)}
.download{background:#f1faf5;border:1px solid #e1f4e8}
.download-links a{background:#202722}
.download-links a+a{background:var(--wx)}
.faq{background:#f8fbf9}
footer{background:#111814}
.popup a{background:var(--wx)}
.version{box-shadow:0 5px 20px rgba(7,193,96,.06)}

/* V2 微信绿色首页强化 */
.hero{position:relative}
.hero-inner{position:relative}
.wxscreen{padding:0 12px 55px;background:#f6f8f7}
.wxbar{height:54px;margin:0 -12px;background:#07C160;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:15px;font-size:15px}
.wxbar span{font-size:25px;line-height:1}.wx-sub{text-align:center;color:#fff;background:#07C160;margin:0 -12px;padding:0 0 14px;font-size:10px}
.wxscreen .status{color:#fff;top:5px;z-index:4}
.wxscreen .friend{display:flex;align-items:center;gap:8px;margin:7px 0;padding:9px;background:#fff;border-radius:8px;border:1px solid #edf1ee}
.wxscreen .friend i{width:28px;height:28px;border-radius:8px;background:#e9f7ee;display:grid;place-items:center;font-style:normal;font-size:14px}
.wxscreen .friend div{flex:1}.wxscreen .friend b{font-size:10px;display:block}.wxscreen .friend small{display:block;color:#9aa39d;font-size:8px;margin-top:2px}.wxscreen .friend strong{font-size:12px;color:#07C160}.wxscreen .normal em{color:#9aa39d;font-style:normal;font-size:18px}.divider{font-size:9px;color:#9ba49e;padding:9px 4px 3px}
.wx-bottom{position:absolute;left:0;right:0;bottom:0;height:47px;background:#fff;border-top:1px solid #e9eeeb;display:flex;justify-content:space-around;align-items:center;color:#8b948f}.wx-bottom span{font-size:15px;text-align:center}.wx-bottom span:first-child{color:#07C160}.wx-bottom small{display:block;font-size:7px;margin-top:1px}
.lockscreen{background:linear-gradient(160deg,#ffffff,#effaf4);text-align:center;padding-top:72px}
.lock-logo{width:68px;height:68px;margin:auto;border-radius:18px;background:#07C160;color:#fff;display:grid;place-items:center;font-size:27px;box-shadow:0 10px 25px #07c16033}.lock-logo img{width:100%;height:100%;object-fit:cover;border-radius:18px}
.lockscreen h3{margin:16px 0 5px;font-size:18px}.lockscreen p{color:#89938d;font-size:10px}.lockscreen .dots{color:#07C160;margin:25px 0}.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:0 18px}.keypad span{height:37px;border-radius:50%;background:#fff;display:grid;place-items:center;color:#4c5750;font-size:12px;box-shadow:0 2px 8px #0000000a}
.reviews{padding:65px 20px 45px;background:#fff}.review-grid{max-width:1150px;margin:30px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review{border:1px solid #e9f0eb;border-radius:13px;padding:20px;display:flex;gap:13px;background:#fbfdfc}.avatar{width:42px;height:42px;flex:none;border-radius:50%;background:#dff5e8;color:#07C160;display:grid;place-items:center;font-weight:800}.review b{font-size:14px}.review p{font-size:12px;color:#7d8781;line-height:1.8;margin:7px 0 0}
@media(max-width:900px){.review-grid{grid-template-columns:1fr}.phone-main{right:105px}.phone-back{right:-15px}}
@media(max-width:600px){.review-grid{grid-template-columns:1fr}.phones{transform:scale(.76);margin-left:-7%;width:114%}.phone-main{right:100px}.phone-back{right:-10px}}

.real-ui{padding:72px 20px 65px;background:#f8fcfa}
.real-ui-grid{max-width:1050px;margin:30px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:32px}
.ui-shot{display:flex;align-items:center;gap:28px;background:#fff;border:1px solid #e6f0e9;border-radius:18px;padding:24px;box-shadow:0 10px 35px rgba(7,193,96,.07)}
.shot-phone{width:190px;height:410px;border-radius:26px;overflow:hidden;background:#111;box-shadow:0 14px 30px rgba(0,0,0,.16);flex:none}
.shot-phone img{width:100%;height:100%;object-fit:cover;object-position:top}
.shot-phone.light{background:#eee}
.ui-shot>b{font-size:20px}.ui-shot p{color:#7b8780;line-height:1.7;font-size:13px;margin-top:10px}
@media(max-width:850px){.real-ui-grid{grid-template-columns:1fr}.ui-shot{max-width:620px;margin:auto}.shot-phone{width:150px;height:325px}}
@media(max-width:500px){.ui-shot{display:block;text-align:center}.shot-phone{margin:0 auto 20px}.ui-shot>b{font-size:18px}}

/* V4: 微信绿色官网视觉升级：真实软件截图 + 微信图标 */
:root{--wx:#07c160;--wx-dark:#05a84f;--ink:#152019;--muted:#6f7d75;--mint:#effbf4}
body{color:var(--ink);background:#fff}
.nav{background:rgba(255,255,255,.96);border-bottom:1px solid #eef3ef;position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
.brand .logo{width:54px;height:54px;background:#fff;border-radius:12px;display:grid;place-items:center;overflow:hidden}
.brand .logo img{width:100%;height:100%;object-fit:contain}
.nav-btn,.download-btn{background:var(--wx)!important;box-shadow:0 12px 28px rgba(7,193,96,.18)}
.nav a.active,.nav nav a:hover{color:var(--wx)}
.hero{overflow:hidden;background:linear-gradient(115deg,#f9fffb 0%,#ecfff4 52%,#d8fae6 100%);position:relative}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;background:rgba(7,193,96,.08);pointer-events:none}.hero:before{width:680px;height:680px;right:-230px;top:-340px}.hero:after{width:440px;height:440px;left:-270px;bottom:-330px}
.hero-inner{max-width:1280px;min-height:650px;display:grid;grid-template-columns:48% 52%;align-items:center;gap:0;padding:55px 30px 65px;position:relative;z-index:1}
.hero-copy{padding-left:35px;position:relative;z-index:2}.hero-copy .app-icon{width:92px;height:92px;border-radius:24px;overflow:hidden;background:#fff;box-shadow:0 12px 30px rgba(7,193,96,.12);margin-bottom:20px}.hero-copy .app-icon img{width:100%;height:100%;object-fit:contain}
.hero-copy h1{font-size:64px;line-height:1.04;margin:0;font-weight:850;letter-spacing:-2px}.hero-copy h2{font-size:48px;line-height:1.1;margin:10px 0 15px;color:var(--wx);font-weight:850;letter-spacing:-1px}.hero-copy .slogan{font-size:26px;color:#63746a;margin:0 0 10px}.hero-copy .desc{font-size:17px;color:#718079;max-width:580px;line-height:1.8}.checks{display:flex;gap:28px;flex-wrap:wrap;margin:22px 0;color:#2e4438}.checks span: first-letter{color:var(--wx)}
.download-btn{border-radius:999px;padding:15px 34px;font-size:18px;font-weight:700;display:inline-block;color:#fff!important}.platforms{color:#708078;margin-top:18px;font-size:14px}
.hero-phones{height:560px;position:relative;display:flex;align-items:center;justify-content:center;perspective:1300px}.hero-device{position:absolute;width:275px;height:545px;border-radius:43px;padding:7px;background:#111;box-shadow:0 26px 60px rgba(24,51,36,.28);overflow:hidden;border:1px solid #1c1c1c}.hero-device img{width:100%;height:100%;object-fit:cover;border-radius:36px;display:block}.device-dark{transform:translateX(-110px) rotate(-1deg);z-index:3}.device-light{transform:translateX(115px) rotate(5deg);z-index:2;background:#f7f7f7;border-color:#cfcfcf}.device-notch{position:absolute;z-index:4;top:11px;left:50%;transform:translateX(-50%);width:112px;height:25px;background:#080808;border-radius:0 0 18px 18px}.light-notch{background:#111}
.why{padding-top:78px}.section-title h2{font-weight:800}.section-title span{background:var(--wx)}
.why-grid article{background:linear-gradient(180deg,#fbfffc,#f4fbf7);border:1px solid #e4f2e9;border-radius:18px;padding:28px 20px;transition:.25s}.why-grid article:hover{transform:translateY(-4px);box-shadow:0 15px 35px rgba(7,193,96,.08)}.round{color:var(--wx)!important;background:#e1f8eb!important}
.real-ui{background:#fbfdfc}.ui-shot{border-color:#e5eee8!important}.ui-shot b{color:#1b2b22}.download{background:linear-gradient(100deg,#f0fff6,#fff)!important;border-color:#dff2e6!important}.download-links a{background:var(--wx)!important}.download-links a+ a{background:#fff!important;color:var(--wx)!important;border:1px solid var(--wx)}
.version{border-color:#e5eee8!important}.version b{color:var(--wx)}
footer{background:#101815!important}
@media(max-width:1000px){.hero-inner{grid-template-columns:1fr;min-height:auto}.hero-copy{padding:25px 20px 0;text-align:center}.hero-copy .app-icon{margin:0 auto 16px}.hero-copy .desc{margin-left:auto;margin-right:auto}.checks{justify-content:center}.hero-phones{height:570px;margin-top:10px}.device-dark{transform:translateX(-80px) rotate(-1deg)}.device-light{transform:translateX(80px) rotate(5deg)}}
@media(max-width:600px){.hero-copy h1{font-size:42px}.hero-copy h2{font-size:32px}.hero-copy .slogan{font-size:19px}.hero-copy .desc{font-size:14px}.hero-phones{height:430px;transform:scale(.72);margin:-35px -100px -20px}.hero-device{width:275px;height:545px}.device-dark{transform:translateX(-70px) rotate(-1deg)}.device-light{transform:translateX(70px) rotate(5deg)}}