:root{--ink:#172033;--muted:#687386;--line:#e6e9ef;--paper:#f7f8fb;--blue:#3458d4;--blue-dark:#273da0;--violet:#7259d6;--green:#4cae88;--dark:#11182b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7;background:#fff}a{color:inherit;text-decoration:none}.container{width:min(1120px,calc(100% - 48px));margin:auto}.site-header{height:80px;border-bottom:1px solid rgba(230,233,239,.8);background:rgba(255,255,255,.94);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}.nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:11px;align-items:center;letter-spacing:.01em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--ink);color:#fff;border-radius:10px;font-size:13px;font-weight:800;letter-spacing:-1px}.brand strong,.brand small{display:block}.brand strong{font-size:15px}.brand small{font-size:9px;letter-spacing:.18em;color:var(--muted);line-height:1.3}.site-nav{display:flex;align-items:center;gap:30px;font-size:14px;color:#4e586a}.site-nav a:hover{color:var(--blue)}.nav-cta{padding:8px 17px;border:1px solid var(--ink);border-radius:5px;color:var(--ink)!important}.nav-toggle{display:none;border:0;background:none;color:var(--ink);font-size:14px}.hero{background:linear-gradient(130deg,#fbfcff 0%,#f5f6fd 100%);padding:100px 0 105px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.eyebrow{margin:0 0 16px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.2em}.hero h1{font-size:clamp(42px,5vw,68px);line-height:1.18;letter-spacing:-.05em;margin:0 0 23px;font-weight:750}.hero h1 em,.section-heading h2 span,.contact-section h2 span{font-style:normal;color:var(--blue)}.hero-lead{max-width:510px;color:var(--muted);font-size:16px;margin:0 0 32px}.hero-actions{display:flex;gap:28px;align-items:center}.button{display:inline-flex;align-items:center;justify-content:center;gap:25px;border:0;padding:13px 20px;font:inherit;font-size:14px;cursor:pointer}.button-primary{background:var(--blue);color:#fff;border-radius:4px;box-shadow:0 9px 25px rgba(52,88,212,.22)}.button-primary:hover{background:var(--blue-dark)}.text-link{font-size:14px;color:var(--ink)}.text-link span{color:var(--blue);margin-left:8px}.hero-note{margin-top:46px;display:flex;align-items:center;gap:9px;font-size:12px;color:#798396}.status-dot{width:7px;height:7px;background:var(--green);border-radius:50%;box-shadow:0 0 0 4px rgba(76,174,136,.14)}.hero-visual{position:relative;min-height:395px;display:flex;align-items:center;justify-content:center}.code-card{width:min(440px,100%);background:#1b2339;border-radius:11px;box-shadow:20px 25px 60px rgba(37,48,91,.2);overflow:hidden;transform:rotate(2deg)}.code-top{height:44px;background:#242e49;display:flex;align-items:center;gap:6px;padding:0 16px;color:#aab3cb}.code-top span{width:8px;height:8px;border-radius:50%;background:#6b7690}.code-top span:nth-child(1){background:#ef7f8f}.code-top span:nth-child(2){background:#eccb72}.code-top span:nth-child(3){background:#6cc69a}.code-top b{margin-left:11px;font-size:10px;font-weight:500}.code-card pre{padding:22px 27px 12px;margin:0;color:#e3e9fb;font:13px/2.15 ui-monospace,SFMono-Regular,Menlo,monospace}.code-card code i{font-style:normal;color:#687692;margin-right:17px}.purple{color:#b993fd}.blue{color:#72b8ff}.green{color:#76d4ad}.scan-result{margin:15px 20px 20px;padding:13px 14px;border:1px solid #35415f;border-radius:7px;display:flex;align-items:center;gap:10px;color:#dce4fb}.scan-result small{display:block;color:#8793ae;font-size:10px}.scan-result b{font-size:11px;font-weight:500}.scan-result strong{margin-left:auto;color:#70c79f;font-size:9px;letter-spacing:.1em}.check{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:#234e4b;color:#7ed6b6;font-size:13px}.floating-tag{position:absolute;background:#fff;padding:10px 14px;border-radius:6px;box-shadow:0 10px 35px rgba(40,52,89,.12);font-size:11px;color:#606c80}.floating-tag b{color:var(--blue);margin-left:10px}.tag-one{top:48px;left:2px}.tag-two{right:0;bottom:60px}.trust-strip{border-bottom:1px solid var(--line);background:#fff}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:28px 0}.trust-grid>div{display:flex;gap:17px;padding:0 25px;border-right:1px solid var(--line)}.trust-grid>div:first-child{padding-left:0}.trust-grid>div:last-child{border:0}.trust-grid strong{font-size:17px;letter-spacing:.05em}.trust-grid span{font-size:11px;line-height:1.7;color:var(--muted)}.section{padding:110px 0}.section-heading{max-width:600px}.section-heading h2,.contact-section h2{font-size:clamp(32px,4vw,48px);line-height:1.3;letter-spacing:-.04em;margin:0 0 22px}.section-heading>p:last-child,.contact-section>p{color:var(--muted);font-size:15px}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:53px}.service-card{border:1px solid var(--line);padding:34px 36px 31px;min-height:390px;transition:.25s}.service-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(30,45,85,.08)}.service-card.featured{border-top:3px solid var(--blue);background:#fbfcff}.service-number{font:700 12px ui-monospace,monospace;color:var(--blue);letter-spacing:.1em;margin-bottom:35px}.service-card h3{font-size:23px;margin:0 0 12px}.service-card p{color:var(--muted);font-size:14px;margin:0 0 22px}.service-card ul{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:5px;color:#4b566a;font-size:13px}.service-card li:before{content:"—";color:var(--blue);margin-right:8px}.service-card a{font-size:13px;color:var(--blue);font-weight:600}.service-card a span{margin-left:12px}.dark-section{padding:105px 0;background:var(--dark);color:#fff}.light .eyebrow{color:#91aaff}.light h2{color:#fff}.light>p:last-child{color:#9ba6bf}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:62px}.process-item{border-top:1px solid #37405a;padding-top:22px}.process-item b{font:13px ui-monospace,monospace;color:#8ea4ff}.process-item h3{font-size:17px;margin:23px 0 7px}.process-item p{font-size:12px;color:#9ba6bf;margin:0}.about-section{background:var(--paper)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.about-copy{padding-top:35px}.about-copy p{font-size:15px;color:#596478;margin:0 0 20px}.about-points{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:28px;color:var(--blue);font-size:12px}.faq-section{padding:100px 0}.center{text-align:center;margin:0 auto}.faq-list{max-width:780px;margin:50px auto 0;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;font-size:15px;font-weight:600}summary::-webkit-details-marker{display:none}summary span{font-size:22px;font-weight:300;color:var(--blue)}details p{color:var(--muted);font-size:13px;max-width:680px;margin:13px 0 0}.contact-section{padding:95px 0;background:#eef1fd}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px}.contact-section>div>p:not(.eyebrow){color:#657087;max-width:430px;font-size:14px}.contact-info{display:grid;gap:5px;margin-top:30px;font-size:13px}.contact-info a{color:var(--blue);font-weight:600}.contact-info span{color:#788399}.contact-form{background:#fff;padding:30px 33px;box-shadow:0 15px 45px rgba(48,65,129,.08)}.contact-form label{display:block;color:#566176;font-size:12px;margin-bottom:16px}.contact-form input,.contact-form textarea{display:block;width:100%;border:1px solid #dfe3eb;border-radius:3px;margin-top:7px;padding:11px 12px;font:inherit;font-size:13px;resize:vertical;outline-color:var(--blue)}.contact-form .button{width:100%;margin-top:4px}.form-status{font-size:12px;color:var(--blue);margin:12px 0 0;text-align:center;min-height:18px}.site-footer{background:#101727;color:#fff;padding:30px 0}.footer-wrap{display:flex;justify-content:space-between;align-items:center;gap:20px}.footer-brand .brand-mark{background:#334aaf}.footer-brand strong{font-size:13px}.footer-meta{display:flex;gap:28px;color:#9ba6ba;font-size:11px;flex-wrap:wrap;justify-content:flex-end}@media(max-width:800px){.container{width:min(100% - 32px,600px)}.site-header{height:68px}.nav-toggle{display:block}.site-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;padding:14px 20px 20px;border-bottom:1px solid var(--line);box-shadow:0 10px 20px #13203b12}.site-nav.open{display:grid;gap:0}.site-nav a{padding:9px 0}.nav-cta{padding:8px 0;border:0}.hero{padding:66px 0 70px}.hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:42px}.hero-visual{min-height:330px}.tag-one{left:-5px}.tag-two{right:-5px}.trust-grid{grid-template-columns:1fr 1fr;gap:20px}.trust-grid>div{padding:0 12px;border-right:0}.trust-grid>div:first-child{padding-left:12px}.section,.faq-section{padding:75px 0}.service-grid{grid-template-columns:1fr;margin-top:38px}.service-card{min-height:0;padding:28px}.dark-section{padding:75px 0}.process-grid{grid-template-columns:1fr 1fr;gap:30px;margin-top:42px}.about-copy{padding-top:0}.contact-grid{gap:30px}.footer-wrap{align-items:flex-start;flex-direction:column}.footer-meta{justify-content:flex-start;display:grid;gap:4px}}@media(max-width:430px){.hero h1{font-size:39px}.hero-actions{gap:17px;flex-wrap:wrap}.hero-visual{transform:scale(.88);margin:-20px -25px}.trust-grid{gap:14px 0}.trust-grid>div{padding:0 7px;gap:9px}.trust-grid>div:first-child{padding-left:7px}.trust-grid strong{font-size:15px}.trust-grid span{font-size:10px}.process-grid{grid-template-columns:1fr}.contact-form{padding:24px 20px}}