:root{--blue: #1878f3;--blue-strong: #0b66e4;--blue-soft: #e9f2ff;--green: #20b37e;--amber: #f2ad2e;--ink: #111827;--muted: #5c6676;--subtle: #8a95a6;--line: #e7ebf0;--panel: #ffffff;--wash: #f5f7fa;--wash-blue: #f1f6ff;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--shadow: 0 24px 70px rgba(17, 24, 39, .11);--container: 1160px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.site-header{position:fixed;z-index:50;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;width:min(calc(var(--container) + 38px),calc(100% - 40px));height:72px;margin:16px auto 0;padding:0 18px 0 20px;border:1px solid transparent;border-radius:var(--radius-md);background:transparent;box-shadow:none;transition:height .2s ease,width .28s ease,padding .28s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease}.site-header.is-scrolled{width:min(var(--container),calc(100% - 40px));height:64px;border-color:#e7ebf0bf;background:#fffffff0;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 10px 30px #1118271a}.brand{display:inline-flex;align-items:center;gap:12px;min-width:148px}.brand-mark{display:block;flex-shrink:0;width:34px;height:34px;border-radius:var(--radius-md);object-fit:cover;box-shadow:0 6px 14px #0f172a24}.brand strong{display:block;color:#fff;font-size:18px;line-height:1.1}.brand small{display:block;color:#ffffffad;font-size:11px;letter-spacing:0}.site-header.is-scrolled .brand strong{color:var(--ink)}.site-header.is-scrolled .brand small{color:var(--subtle)}.site-nav{display:flex;align-items:center;gap:28px;color:#ffffffd6;font-size:14px}.site-header.is-scrolled .site-nav{color:#354052}.site-nav a{transition:color .2s ease}.site-nav a:hover{color:var(--blue)}.nav-cta{padding:10px 18px;border-radius:var(--radius-md);color:#fff!important;background:var(--blue);box-shadow:0 10px 24px #1878f342}.nav-toggle{display:none;align-items:center;justify-content:center;flex-direction:column;gap:6px;width:42px;height:42px;border:0;border-radius:var(--radius-md);background:#ffffff1f;cursor:pointer}.nav-toggle span{width:18px;height:2px;border-radius:2px;background:#fff}.site-header.is-scrolled .nav-toggle{background:var(--wash-blue)}.site-header.is-scrolled .nav-toggle span{background:var(--blue)}.hero{position:relative;display:flex;align-items:flex-end;min-height:100vh;min-height:100svh;padding:128px 20px clamp(72px,12vh,118px);overflow:hidden;color:#fff;background:#0d1a2c}.hero:before{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,#050d19ad,#050d1970 38%,#050d191f),linear-gradient(180deg,#050d191a,#050d1952);content:""}.hero-media{position:absolute;inset:0}.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center}.hero-inner{position:relative;z-index:2;width:min(var(--container),100%);margin:0 auto}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:700;letter-spacing:0;text-transform:uppercase}.hero .eyebrow{color:#cfe4ff}.eyebrow:before,.section-kicker:before{display:inline-block;width:20px;height:2px;border-radius:2px;background:currentColor;content:""}.hero h1{max-width:500px;margin:0 0 16px;font-size:clamp(42px,5.2vw,66px);line-height:1;letter-spacing:0}.hero-subtitle{max-width:560px;margin:0;color:#fffc;font-size:clamp(17px,1.45vw,21px);line-height:1.55}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;font-weight:700;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.button:hover{transform:translateY(-1px)}.button.primary{color:#fff;background:var(--blue);box-shadow:0 18px 36px #1878f352}.button.ghost{color:#fff;border-color:#ffffff59;background:#ffffff14}.hero-proof{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(28px,4vh,44px)}.proof-item{display:inline-flex;align-items:center;gap:8px;width:fit-content;max-width:100%;min-height:48px;padding:0 16px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-md);color:#ffffffc2;background:#ffffff17;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.proof-item strong{flex:0 0 auto;color:#fff;font-size:22px;line-height:1}.proof-item em{color:#ffffffc2;font-style:normal;font-weight:700;line-height:1;white-space:nowrap}.section{width:min(var(--container),calc(100% - 40px));margin:0 auto;padding:104px 0}.section-head{max-width:780px;margin-bottom:42px}.section-head.narrow{max-width:680px}.section h2{margin:12px 0 14px;font-size:clamp(34px,4.4vw,58px);line-height:1.08;letter-spacing:0}.section p{margin:0;color:var(--muted);font-size:17px}.intro{display:grid;grid-template-columns:minmax(0,.95fr) minmax(420px,1.05fr);gap:60px;align-items:end}.intro .section-head{margin-bottom:0}.intro-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.stat-tile{min-height:194px;padding:22px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--panel);box-shadow:0 14px 40px #1118270f}.stat-tile span{color:var(--subtle);font-size:13px}.stat-tile strong{display:block;margin:12px 0 18px;color:var(--blue);font-size:46px;line-height:1}.stat-tile p{font-size:14px}.app-preview{width:100%;max-width:none;padding:106px max(20px,calc((100% - var(--container)) / 2));background:var(--wash)}.phone-showcase{display:grid;grid-template-columns:350px minmax(0,1fr);gap:48px;align-items:center;margin-top:28px}.phone{position:relative;width:min(100%,330px);min-height:594px;padding:22px 18px 66px;border:8px solid #111827;border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow)}.phone:after{position:absolute;left:50%;bottom:16px;width:92px;height:4px;border-radius:2px;background:#111827;content:"";transform:translate(-50%);opacity:.22}.phone-top{display:flex;align-items:center;justify-content:space-between;margin:-22px -18px 0;padding:44px 18px 34px;color:#fff;border-radius:0;background:var(--blue)}.phone-top span{font-size:18px;font-weight:800}.phone-top small{padding:5px 10px;border-radius:var(--radius-sm);color:#eaf4ff;background:#ffffff29}.phone-greeting{margin-top:-20px;color:#fff}.phone-greeting small{display:block;color:#ffffffb8;font-size:13px}.phone-greeting strong{display:block;max-width:230px;font-size:16px;line-height:1.45}.app-card,.phone-list{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;box-shadow:0 14px 38px #11182712}.intention-card{margin-top:20px;padding:16px}.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;border-radius:var(--radius-sm);background:#f1f4f8;color:var(--muted);font-size:13px;text-align:center}.segmented span{padding:6px 0;border-radius:var(--radius-sm)}.segmented .active{color:var(--blue);background:#fff;box-shadow:0 5px 16px #11182714}.intention-title{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin:22px 0 18px}.intention-title strong,.phone-list>strong{display:block;font-size:18px}.intention-title small{display:block;margin-top:2px;color:var(--subtle)}.intention-title b{color:var(--blue);font-size:34px;line-height:1}.bar-stack{display:grid;grid-template-columns:55fr 29fr 16fr;gap:0;height:12px;overflow:hidden;border-radius:var(--radius-sm);background:#edf1f6}.bar-stack i{display:block}.bar-blue,.dot.blue{background:var(--blue)}.bar-green,.dot.green{background:var(--green)}.bar-amber,.dot.amber{background:var(--amber)}.legend-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px;color:var(--muted);font-size:13px}.legend-row span{display:inline-flex;align-items:center;gap:7px}.dot{display:inline-block;width:9px;height:9px;border-radius:2px}.phone-list{margin-top:18px;padding:16px}.phone-list>div{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line)}.phone-list>div:last-child{border-bottom:0}.phone-list span{font-weight:700}.phone-list small{color:var(--subtle)}.flow-list{display:grid;gap:16px}.flow-list article{display:grid;grid-template-columns:72px minmax(0,1fr);align-items:start;gap:18px;padding:28px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}.step{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:var(--radius-md);color:var(--blue);background:var(--blue-soft);font-weight:800}.flow-list h3,.feature-card h3,.scene-card h3{margin:0 0 8px;font-size:22px;line-height:1.25}.flow-list p,.feature-card p,.scene-card p{margin:0;color:var(--muted);overflow-wrap:normal;word-break:normal}.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:72px}.feature-card{min-height:230px;padding:24px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}.icon-chip{display:inline-flex;align-items:center;height:30px;margin-bottom:34px;padding:0 10px;border-radius:var(--radius-sm);color:var(--blue);background:var(--blue-soft);font-size:12px;font-weight:800}.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.scene-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}.scene-image{min-height:210px;border-bottom:1px solid var(--line)}.scene-card h3,.scene-card p{padding:0 22px}.scene-card h3{margin-top:22px}.scene-card p{margin-bottom:24px;font-size:15px}.report-section{width:100%;max-width:none;padding:106px max(20px,calc((100% - var(--container)) / 2));background:#0e1726;color:#fff}.report-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(460px,1.1fr);gap:70px;align-items:center}.report-layout p{color:#ffffffb8}.report-panel{display:grid;gap:14px}.report-line{padding:24px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);background:#ffffff12}.report-line span{display:inline-flex;margin-bottom:10px;color:#b8d8ff;font-weight:800}.security-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(420px,1.2fr);gap:70px;align-items:start}.security-grid ul{display:grid;gap:12px;margin:0;padding:0;list-style:none}.security-grid li{display:grid;grid-template-columns:10px minmax(0,1fr);align-items:center;gap:22px;padding:18px 24px 18px 28px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--muted)}.security-grid li:before{width:10px;height:10px;border-radius:2px;background:var(--blue);content:""}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;width:min(var(--container),calc(100% - 40px));margin:0 auto;padding:34px 0;color:var(--muted)}.site-footer strong{color:var(--ink);font-size:18px}.site-footer p{margin:2px 0 0}.footer-meta{display:flex;align-items:center;gap:18px;font-size:14px}.footer-links{display:flex;align-items:center;gap:14px}.footer-links a{color:var(--blue);font-weight:700}.footer-icp{color:var(--muted);font-size:13px;text-decoration:none;transition:color .2s}.footer-icp:hover{color:var(--blue)}.legal-page{min-height:100vh;background:var(--wash)}.legal-header{width:min(var(--container),calc(100% - 40px));margin:0 auto;padding:28px 0}.legal-header .brand strong{color:var(--ink)}.legal-header .brand small{color:var(--subtle)}.legal-main{width:min(860px,calc(100% - 40px));margin:0 auto;padding:46px 0 88px}.legal-card{padding:44px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}.legal-card h1{margin:0 0 10px;font-size:clamp(32px,5vw,48px);line-height:1.12}.legal-updated{margin:0 0 34px;color:var(--subtle)}.legal-card h2{margin:34px 0 10px;font-size:22px;line-height:1.3}.legal-card p,.legal-card li{color:var(--muted)}.legal-card ul{display:grid;gap:8px;margin:10px 0 0;padding-left:20px}.legal-card a{color:var(--blue);font-weight:700}.placeholder{position:relative;overflow:hidden;background:linear-gradient(135deg,rgba(255,255,255,.2),transparent 46%),linear-gradient(135deg,#d9eaff,#f5f8fc)}.placeholder-insurance{background:url(/assets/images/scene-insurance.png) center / cover}.placeholder-education{background:url(/assets/images/scene-education.png) center / cover}.placeholder-saas{background:url(/assets/images/scene-saas.png) center / cover}.placeholder-retail{background:url(/assets/images/scene-retail.png) center / cover}@media(max-width:980px){.site-header{width:calc(100% - 28px)}.site-header.is-scrolled{width:calc(100% - 40px)}.nav-toggle{display:inline-flex}.site-nav{position:absolute;top:calc(100% + 10px);left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;padding:10px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;box-shadow:var(--shadow);color:#354052}.site-nav.is-open{display:flex}.site-nav a{padding:14px 16px;border-radius:var(--radius-sm)}.hero{min-height:100vh;min-height:100svh;padding-top:128px}.intro,.phone-showcase,.report-layout,.security-grid{grid-template-columns:1fr}.feature-grid,.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.phone{margin:0 auto}}@media(max-width:700px){.site-header{height:62px;margin-top:10px;padding:0 10px 0 14px}.site-header.is-scrolled{width:calc(100% - 32px)}.brand{min-width:auto}.brand small{display:none}.hero{min-height:100vh;min-height:100svh;padding:118px 20px 64px}.hero:before{background:linear-gradient(180deg,#050d1970,#050d1985 58%,#050d19ad)}.hero-proof{margin-top:28px}.proof-item{justify-content:center}.section,.app-preview,.report-section{padding-top:72px;padding-bottom:72px}.section{width:calc(100% - 32px)}.intro-grid,.feature-grid,.scene-grid{grid-template-columns:1fr}.stat-tile{min-height:150px}.phone{min-height:560px;border-width:8px;border-radius:var(--radius-lg)}.flow-list article{grid-template-columns:1fr}.report-layout,.security-grid{gap:32px}.site-footer{flex-direction:column;align-items:flex-start;width:calc(100% - 32px)}.footer-meta{flex-direction:column;align-items:flex-start;gap:8px}.legal-main{width:calc(100% - 32px);padding-top:24px}.legal-card{padding:26px}}.inner-page{min-height:100vh;background:var(--wash)}.inner-main{width:min(720px,calc(100% - 40px));margin:0 auto;padding:120px 0 88px}.inner-main .section-head{margin-bottom:28px}.inner-main h1{margin:12px 0 14px;font-size:clamp(34px,4.4vw,48px);line-height:1.08}.feedback-card{display:grid;gap:22px;padding:32px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;box-shadow:0 14px 40px #1118270f}.field{display:grid;gap:10px}.field span{font-size:14px;font-weight:700;color:var(--ink)}.field span em{margin-left:6px;color:var(--blue);font-style:normal;font-size:12px;font-weight:700}.field input,.field textarea{width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius-md);color:var(--ink);background:#fff;transition:border-color .2s ease,box-shadow .2s ease}.field input:focus,.field textarea:focus{outline:none;border-color:#1878f38c;box-shadow:0 0 0 4px #1878f31f}.field input:disabled,.field textarea:disabled{background:var(--wash);color:var(--subtle)}.field textarea{resize:vertical;min-height:180px}.feedback-submit{width:fit-content;min-width:148px}.feedback-submit:disabled{opacity:.7;cursor:not-allowed;transform:none}.form-message{margin:0;padding:12px 14px;border-radius:var(--radius-md);font-size:14px;font-weight:600}.form-message--success{color:#0f6b4d;background:#e8f8f1;border:1px solid #b9ebd6}.form-message--error{color:#9a3412;background:#fff4ed;border:1px solid #fed7aa}@media(max-width:700px){.inner-main{width:calc(100% - 32px);padding-top:104px;padding-bottom:72px}.feedback-card{padding:22px}}