:root{--blue:#216fe8;--blue-dark:#1257c5;--ink:#12213d;--muted:#66758e;--line:#e2e9f3;--soft:#f5f8fc;--green:#16aa78;--orange:#ee8a32;--purple:#7b56dd;--shadow:0 26px 70px rgba(29,70,127,.13);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:#fff;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;overflow-x:hidden}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.section-wrap{width:min(1180px,calc(100% - 48px));margin-inline:auto}.section{padding:130px 0}.kicker{margin:0 0 16px;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.18em}.kicker.light{color:#bcd7ff}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 22px;border:1px solid transparent;border-radius:12px;font-weight:800;font-size:14px;transition:.2s}.button.primary{background:var(--blue);color:#fff;box-shadow:0 14px 30px rgba(33,111,232,.25)}.button.primary:hover,.nav-action:hover{background:#1464dc;transform:translateY(-2px)}.button.secondary{background:#fff;border-color:#d8e3f2;color:#34506f}.button.secondary:hover{border-color:#9cbbe7;color:var(--blue)}
.site-header{position:fixed;z-index:40;inset:0 0 auto;height:78px;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(220,229,241,.85);backdrop-filter:blur(18px);transition:.25s}.site-header.scrolled{height:68px;box-shadow:0 12px 32px rgba(20,58,109,.07)}.nav-wrap{height:100%;width:min(1240px,calc(100% - 48px));margin:auto;display:flex;align-items:center}.brand{display:flex;align-items:center;gap:12px}.brand img{border-radius:13px;box-shadow:0 8px 21px rgba(31,103,216,.2)}.brand span{display:grid;gap:3px}.brand strong{font-size:17px;letter-spacing:.01em}.brand small{font-size:9px;color:#8190a7}.desktop-nav{display:flex;gap:29px;margin-left:auto;margin-right:34px}.desktop-nav a{position:relative;font-size:13px;color:#46566e}.desktop-nav a:after{content:"";position:absolute;left:50%;right:50%;bottom:-11px;height:2px;background:var(--blue);transition:.2s}.desktop-nav a:hover{color:var(--blue)}.desktop-nav a:hover:after{left:0;right:0}.nav-action{height:42px;padding:0 18px;display:flex;align-items:center;background:var(--blue);border-radius:10px;color:#fff;font-size:13px;font-weight:800;transition:.2s}.menu-button,.mobile-nav{display:none}
.hero{position:relative;padding:175px 0 120px;min-height:780px;background:linear-gradient(135deg,#f9fcff 0%,#f1f7ff 58%,#edf5ff 100%);overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(70,130,207,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(70,130,207,.045) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,#000,transparent 78%)}.hero-orb{position:absolute;border-radius:50%;filter:blur(2px)}.orb-one{width:600px;height:600px;right:-190px;top:-230px;background:radial-gradient(circle,rgba(65,145,255,.2),transparent 68%)}.orb-two{width:350px;height:350px;left:-210px;bottom:-120px;background:radial-gradient(circle,rgba(20,190,168,.14),transparent 68%)}.hero-grid{position:relative;display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:65px}.eyebrow{display:flex;align-items:center;gap:9px;margin:0;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.12em}.eyebrow span{width:22px;height:2px;background:var(--blue)}.hero h1{font-size:53px;line-height:1.17;letter-spacing:-.05em;margin:24px 0}.hero h1 em{font-style:normal;color:var(--blue)}.hero-lead{max-width:520px;margin:0;color:#63738c;font-size:17px;line-height:1.9}.hero-actions{display:flex;gap:12px;margin-top:34px}.trust-list{display:flex;gap:23px;list-style:none;padding:0;margin:26px 0 0;color:#708098;font-size:12px}.trust-list li:before{content:"✓";margin-right:6px;color:var(--green);font-weight:900}.hero-visual{position:relative}.app-window{position:relative;z-index:2;padding:8px;background:#fff;border:1px solid #cfdbeb;border-radius:18px;overflow:hidden;box-shadow:0 36px 80px rgba(21,66,129,.2);transform:perspective(1300px) rotateY(-3deg)}.window-bar{height:34px;display:flex;align-items:center;gap:6px;padding:0 5px;color:#8290a5;font-size:10px}.window-bar i{width:7px;height:7px;border-radius:50%;background:#ff786d}.window-bar i:nth-child(2){background:#f2bd56}.window-bar i:nth-child(3){background:#54cb89}.window-bar span{margin:auto;padding-right:45px}.app-window img{display:block;width:100%;aspect-ratio:1.75;object-fit:cover;object-position:top;border-radius:11px}.visual-tag{position:absolute;z-index:3;display:flex;align-items:center;gap:10px;padding:12px 14px;background:rgba(255,255,255,.96);border:1px solid #dae5f2;border-radius:14px;box-shadow:0 17px 40px rgba(28,70,126,.15)}.visual-tag b{display:grid;place-items:center;width:35px;height:35px;border-radius:10px;background:#e9f2ff;color:var(--blue)}.visual-tag span{display:grid;gap:2px}.visual-tag small{font-size:9px;color:#8593a7}.visual-tag strong{font-size:12px}.tag-cloud{right:-15px;top:-34px}.tag-local{left:-28px;bottom:-28px}.tag-local b{background:#e8f8f2;color:var(--green)}
.quick-facts{position:relative;z-index:4;margin-top:-38px;padding:24px 28px;display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border:1px solid var(--line);border-radius:17px;box-shadow:0 17px 45px rgba(32,71,124,.09)}.quick-facts article{display:flex;align-items:center;gap:17px;padding:7px 29px;border-right:1px solid var(--line)}.quick-facts article:last-child{border:0}.quick-facts article>span{color:#a0aec0;font-size:11px;font-weight:800}.quick-facts article div{display:grid;gap:5px}.quick-facts strong{font-size:15px}.quick-facts small{color:#8391a5;font-size:11px}
.section-heading{display:flex;align-items:end;justify-content:space-between;margin-bottom:55px}.section-heading>div{max-width:670px}.section-heading h2{margin:0;font-size:42px;line-height:1.26;letter-spacing:-.04em}.section-heading>p{max-width:400px;margin:0 0 5px;color:var(--muted);font-size:14px;line-height:1.8}.section-heading.centered{display:grid;justify-content:center;text-align:center}.section-heading.centered>p{margin:18px auto 0;max-width:620px}.feature-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:18px}.feature-card{position:relative;min-height:298px;padding:34px;background:#f7f9fc;border:1px solid #e8edf4;border-radius:20px;overflow:hidden;transition:.25s}.feature-card:hover{transform:translateY(-4px);border-color:#d6e3f4;box-shadow:0 20px 45px rgba(35,72,122,.08)}.feature-main{grid-row:span 2;min-height:614px;padding:42px;background:linear-gradient(145deg,#f5f9ff,#edf5ff)}.icon{display:grid;place-items:center;width:48px;height:48px;margin-bottom:48px;border-radius:14px;font-weight:900}.icon.blue{color:var(--blue);background:#e3efff}.icon.green{color:var(--green);background:#e3f7ef}.icon.orange{color:var(--orange);background:#fff0e3}.icon.purple{color:var(--purple);background:#eee9ff}.card-label{margin:0;color:var(--blue)!important;font-size:11px!important;font-weight:900}.feature-card h3{margin:9px 0 12px;font-size:23px}.feature-card>p{margin:0;color:#708098;font-size:14px;line-height:1.75}.chart{position:absolute;left:42px;right:42px;bottom:42px;height:190px;padding:18px 24px;display:flex;align-items:end;gap:14px;background:rgba(255,255,255,.7);border:1px solid #dce7f5;border-radius:16px}.chart:before,.chart:after{content:"";position:absolute;left:24px;right:24px;height:1px;background:#e6edf6}.chart:before{top:34%}.chart:after{top:66%}.chart i{position:relative;z-index:1;flex:1;border-radius:6px 6px 2px 2px;background:linear-gradient(#5aa4ff,#2475ec)}
.cloud-section{position:relative;background:#112f62;color:#fff;overflow:hidden}.cloud-section:after{content:"";position:absolute;width:600px;height:600px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-200px;top:-260px}.cloud-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .9fr;gap:100px;align-items:center}.cloud-copy h2{margin:0;font-size:44px;line-height:1.25}.cloud-copy>p:not(.kicker){margin:22px 0 36px;color:#c9d8ed;line-height:1.85;font-size:15px}.cloud-copy ul{list-style:none;padding:0;margin:0}.cloud-copy li{display:grid;grid-template-columns:105px 1fr;padding:16px 0;border-top:1px solid rgba(255,255,255,.12)}.cloud-copy li b{font-size:14px}.cloud-copy li span{color:#aebfd8;font-size:13px}.cloud-panel{padding:27px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:22px;box-shadow:0 30px 70px rgba(2,18,48,.25)}.cloud-panel-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.11);font-size:13px}.cloud-panel-head b{color:#71e2bb;font-size:10px}.cloud-stat{display:grid;gap:7px;padding:31px 0}.cloud-stat span{color:#a9bcd8;font-size:11px}.cloud-stat strong{font-size:31px}.cloud-stat small{color:#8fa6c5;font-size:10px}.cloud-lines{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.cloud-lines p{margin:0;padding:12px 8px;text-align:center;background:rgba(255,255,255,.06);border-radius:9px;color:#d6e3f3;font-size:10px}.cloud-lines i{display:inline-block;width:6px;height:6px;margin-right:5px;border-radius:50%;background:#55dcae}.cloud-note{margin-top:16px;padding:12px;background:rgba(51,129,238,.19);border-radius:9px;color:#aecaee;font-size:10px;text-align:center}
.pricing-section{background:#f6f9fd}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}.price-card{position:relative;padding:34px;background:#fff;border:1px solid var(--line);border-radius:21px;box-shadow:0 15px 38px rgba(34,70,119,.06)}.price-card.recommended{border:2px solid var(--blue);box-shadow:0 23px 55px rgba(33,111,232,.15);transform:translateY(-8px)}.recommend-label{position:absolute;right:20px;top:19px;padding:5px 10px;background:#e8f1ff;color:var(--blue);border-radius:20px;font-size:10px;font-weight:900}.plan-name{margin:0;color:#4b5c75;font-size:15px;font-weight:800}.price{display:flex;align-items:baseline;margin:20px 0 7px}.price sup{font-size:18px;font-weight:900}.price strong{font-size:50px;line-height:1;letter-spacing:-.05em}.price span{margin-left:8px;color:#8794a6;font-size:11px}.plan-desc{margin:0 0 28px;color:#8190a4;font-size:12px}.price-card ul{list-style:none;padding:20px 0;margin:0;border-top:1px solid var(--line)}.price-card li{padding:8px 0;color:#4f6077;font-size:13px}.price-card li:before{content:"✓";margin-right:9px;color:var(--green);font-weight:900}.plan-button{width:100%;height:46px;border:1px solid #bfd2ec;background:#fff;color:var(--blue);border-radius:11px;font-weight:900;cursor:pointer;transition:.2s}.plan-button:hover{border-color:var(--blue);background:#f3f7ff}.primary-plan{border-color:var(--blue);background:var(--blue);color:#fff}.primary-plan:hover{background:var(--blue-dark);color:#fff}.pricing-notes{display:flex;gap:18px;margin-top:28px;padding:17px 20px;border:1px solid #dae5f3;background:#fff;border-radius:13px;color:#718198;font-size:12px;line-height:1.65}.pricing-notes b{flex:0 0 auto;color:#30445f}
.preview-section{background:#fff}.preview-stage{padding:17px;background:#0d1c35;border-radius:24px;box-shadow:0 38px 80px rgba(18,45,85,.22)}.preview-tabs{display:flex;gap:7px;padding:0 0 13px 7px}.preview-tabs button{padding:8px 14px;border:0;background:transparent;color:#71839f;border-radius:8px;font-size:11px;cursor:pointer}.preview-tabs button.active{background:#1d3151;color:#fff}.preview-frame{aspect-ratio:1.78;background:#f4f7fb;border-radius:13px;overflow:hidden}.preview-frame img{display:block;width:100%;height:100%;object-fit:cover;object-position:top;transition:opacity .16s}.preview-frame img.switching{opacity:0}
.process-section{padding-top:0}.process-list{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;padding:0;margin:0;border:1px solid var(--line);border-radius:18px;overflow:hidden}.process-list li{position:relative;display:flex;gap:14px;padding:27px 22px;background:#fff;border-right:1px solid var(--line)}.process-list li:last-child{border:0}.process-list>li>span{display:grid;place-items:center;flex:0 0 34px;height:34px;background:#e9f2ff;color:var(--blue);border-radius:10px;font-size:12px;font-weight:900}.process-list div{display:grid;gap:6px}.process-list strong{font-size:14px}.process-list small{color:#8492a6;font-size:11px;line-height:1.55}
.support-section{background:linear-gradient(125deg,#1968df,#2f84f2);color:#fff}.support-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px;align-items:center}.support-copy h2{font-size:40px;margin:0}.support-copy>p:not(.kicker){color:#d8e8ff;line-height:1.8;font-size:14px}.contact-card{margin-top:27px;padding:19px 21px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.15);border-radius:14px;display:grid;gap:5px}.contact-card span,.contact-card small{font-size:10px;color:#c6dcfa}.contact-card a{font-size:24px;font-weight:900}.policy-list{display:grid;gap:10px}.policy-list a{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:17px 19px;background:#fff;color:var(--ink);border-radius:13px;transition:.2s}.policy-list a:hover{transform:translateX(4px)}.policy-list>a>span{color:#9cabc0;font-size:10px}.policy-list div{display:grid;gap:4px}.policy-list strong{font-size:13px}.policy-list small{color:#8492a6;font-size:10px}.policy-list b{color:var(--blue);font-size:11px}
.download-section{padding:100px 0}.download-card{padding:46px 55px;display:flex;align-items:center;justify-content:space-between;background:#112e5e;border-radius:23px;color:#fff;box-shadow:0 25px 60px rgba(19,54,107,.2)}.download-card h2{font-size:36px;margin:0}.download-card p:not(.kicker){margin:15px 0 0;color:#b9cbe4;font-size:13px}.download-button{min-width:285px;padding:17px 22px;display:grid;gap:4px;text-align:center;background:#fff;color:var(--blue);border-radius:12px;box-shadow:0 15px 35px rgba(0,18,54,.2)}.download-button strong{font-size:15px}.download-button small{font-size:10px;color:#7890b3}.company-section{padding:0 0 90px}.company-card{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px;padding:35px 40px;border:1px solid var(--line);border-radius:18px;background:#f8fafc}.company-card h2{margin:0;font-size:27px}.company-card dl{display:grid;grid-template-columns:1fr 1fr;gap:20px 35px;margin:0}.company-card dl div{display:grid;gap:5px}.company-card dt{color:#8896a9;font-size:10px}.company-card dd{margin:0;font-size:13px;font-weight:700}
.site-footer{padding:35px 0;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:30px;align-items:center}.footer-brand{display:flex;align-items:center;gap:11px}.footer-brand img{border-radius:11px}.footer-brand div{display:grid;gap:3px}.footer-brand strong{font-size:14px}.footer-brand small{font-size:9px;color:#8b98aa}.footer-links{display:flex;gap:20px;color:#6d7c91;font-size:11px}.footer-links a:hover,.footer-record a:hover{color:var(--blue)}.footer-record{display:grid;justify-items:end;gap:5px;color:#8a97aa;font-size:10px}
.plan-modal[hidden]{display:none}.plan-modal{position:fixed;z-index:70;inset:0;display:grid;place-items:center;padding:20px}.modal-backdrop{position:absolute;inset:0;background:rgba(8,24,49,.66);backdrop-filter:blur(5px)}.modal-dialog{position:relative;width:min(470px,100%);padding:32px;background:#fff;border-radius:20px;box-shadow:0 35px 90px rgba(4,21,48,.28)}.modal-close{position:absolute;right:18px;top:16px;width:34px;height:34px;border:0;border-radius:9px;background:#f2f5f9;color:#718097;font-size:20px;cursor:pointer}.modal-dialog h2{margin:0 0 23px;font-size:24px}.order-summary{padding:8px 17px;background:#f6f9fd;border:1px solid var(--line);border-radius:13px}.order-summary>div{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}.order-summary>div:last-child{border:0}.order-summary span{color:#8190a4}.order-price{color:#ec5f3d;font-size:18px}.order-price b{font-size:27px}.order-notice{margin:18px 0;padding:13px 15px;background:#fff7e9;border:1px solid #f5dfb7;border-radius:11px;color:#8a6a31;font-size:11px;line-height:1.7}.contact-button{height:46px;display:flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;border-radius:10px;font-size:13px;font-weight:900}.modal-legal{text-align:center;color:#8996a8;font-size:9px}.modal-legal a{color:var(--blue)}.download-toast{position:fixed;z-index:60;right:22px;bottom:22px;padding:14px 17px;display:flex;align-items:center;gap:11px;background:#fff;border:1px solid var(--line);border-radius:13px;box-shadow:0 20px 50px rgba(22,48,89,.18);transform:translateY(130%);opacity:0;transition:.3s}.download-toast.show{transform:none;opacity:1}.download-toast i{width:10px;height:10px;border:2px solid #c7d5e8;border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite}.download-toast div{display:grid;gap:3px}.download-toast strong{font-size:12px}.download-toast small{font-size:9px;color:#8795a8}@keyframes spin{to{transform:rotate(360deg)}}.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.reveal.visible{opacity:1;transform:none}.delay-1{transition-delay:.1s}.delay-2{transition-delay:.18s}
@media(max-width:1050px){.desktop-nav{gap:18px;margin-right:20px}.hero-grid{grid-template-columns:1fr;gap:70px}.hero-copy{max-width:780px}.hero-visual{max-width:820px}.feature-grid{grid-template-columns:1fr 1fr}.feature-main{grid-row:auto;min-height:350px}.chart{display:none}.feature-card{min-height:350px}.cloud-grid,.support-grid{gap:55px}.process-list{grid-template-columns:1fr 1fr}.process-list li:nth-child(2){border-right:0}.process-list li:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}.footer-links{grid-column:1/-1;grid-row:2;justify-content:center}.footer-record{justify-items:end}}
@media(max-width:780px){.section-wrap,.nav-wrap{width:min(100% - 30px,1180px)}.section{padding:85px 0}.site-header{height:66px}.desktop-nav,.nav-action{display:none}.menu-button{display:grid;place-items:center;gap:5px;margin-left:auto;width:42px;height:42px;border:0;background:transparent}.menu-button span{width:21px;height:1.5px;background:#1e2d44;transition:.2s}.menu-button.open span:first-child{transform:translateY(3.25px) rotate(45deg)}.menu-button.open span:last-child{transform:translateY(-3.25px) rotate(-45deg)}.mobile-nav{position:absolute;left:0;top:66px;width:100%;padding:12px 22px 22px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(25,55,100,.08)}.mobile-nav:not([hidden]){display:grid}.mobile-nav a{padding:12px 0;border-bottom:1px solid #edf1f6;font-size:13px}.brand small{display:none}.hero{padding:120px 0 85px;min-height:auto}.hero h1{font-size:39px}.hero-lead{font-size:15px}.hero-actions{display:grid}.trust-list{flex-wrap:wrap;gap:10px 18px}.app-window{transform:none}.visual-tag{display:none}.quick-facts{grid-template-columns:1fr;margin-top:20px;padding:10px 20px}.quick-facts article{border-right:0;border-bottom:1px solid var(--line);padding:16px 4px}.section-heading{display:block;margin-bottom:35px}.section-heading h2,.cloud-copy h2{font-size:33px}.section-heading>p{margin-top:18px}.feature-grid,.pricing-grid,.cloud-grid,.support-grid{grid-template-columns:1fr}.feature-card,.feature-main{min-height:285px;padding:28px}.price-card.recommended{transform:none}.cloud-copy li{grid-template-columns:90px 1fr}.cloud-lines{grid-template-columns:1fr}.preview-stage{padding:10px;border-radius:16px}.preview-frame{border-radius:8px}.process-list{grid-template-columns:1fr}.process-list li{border-right:0;border-bottom:1px solid var(--line)!important}.process-list li:last-child{border-bottom:0!important}.pricing-notes{display:grid}.download-section{padding:70px 0}.download-card{display:grid;gap:30px;padding:35px 26px}.download-button{min-width:0}.company-section{padding-bottom:65px}.company-card{grid-template-columns:1fr;gap:25px;padding:27px}.company-card dl{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;justify-items:center;text-align:center}.footer-links{grid-column:auto;grid-row:auto;flex-wrap:wrap;justify-content:center}.footer-record{justify-items:center}.modal-dialog{padding:29px 22px}.download-toast{left:15px;right:15px;bottom:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.button,.feature-card,.policy-list a{transition:none}}
/* 内容默认可见，动效仅作为增强，避免脚本异常时审核页面出现空白。 */
.reveal{opacity:1;transform:none}
.reveal.visible{animation:reveal-in .65s ease both}
.delay-1{animation-delay:.1s!important}
.delay-2{animation-delay:.18s!important}
@keyframes reveal-in{from{opacity:.3;transform:translateY(14px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.reveal,.reveal.visible{animation:none}}

/* 首屏登录页完整等比展示，避免窄窗口按固有尺寸横向溢出。 */
.hero-visual{width:min(100%,720px);justify-self:center}
.app-window{width:100%}
.app-window img{width:100%;height:auto;aspect-ratio:auto;object-fit:contain;background:#f4f7fb}
@media(max-width:780px){.hero-visual{width:min(100%,620px)}}