:root{--blue:#2980FE;--hover:#1768E8;--ink:#243047;--muted:#647185;--line:#e4e9f2;--soft:#f5f8fc;--gradient:linear-gradient(90deg,#3558F2 0%,#7B4EF1 50%,#B84DDA 100%)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font:400 16px/1.78 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;overflow-wrap:anywhere}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid #77aefa;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25;font-weight:600}h1{font-size:clamp(32px,4vw,54px);letter-spacing:-.035em}h2{font-size:clamp(26px,3vw,36px);letter-spacing:-.02em}h3{font-size:19px}p{color:var(--muted)}.container{width:min(100% - 40px,1200px);margin-inline:auto}.narrow{max-width:770px}.skip-link{position:absolute;top:-80px;left:15px;padding:10px;background:#fff;z-index:20}.skip-link:focus{top:10px}.site-header{position:relative;background:#fff;border-bottom:1px solid var(--line);z-index:10}.header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;gap:11px;align-items:center;font-size:19px;font-weight:600;white-space:nowrap}.brand img{width:38px;height:38px;border-radius:11px;object-fit:cover}.brand b{color:#3558f2}.brand small{display:block;color:var(--muted);font-size:10px;font-weight:400;line-height:1.2}.desktop-nav{display:none;align-items:center;gap:clamp(10px,1.45vw,25px);font-size:13px}.desktop-nav a{padding:8px 0;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a[aria-current]{color:var(--blue)}.nav-toggle{position:relative}.nav-toggle summary{list-style:none;cursor:pointer;padding:9px 13px;border:1px solid var(--line);border-radius:12px;font-size:14px}.nav-toggle summary::-webkit-details-marker{display:none}.mobile-nav{position:absolute;top:calc(100% + 12px);right:0;width:min(80vw,270px);padding:10px;display:grid;gap:2px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 40px #202a471a}.mobile-nav a{padding:9px 12px;border-radius:9px}.mobile-nav a:hover{background:var(--soft)}.download-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 28px;background:#2980FE;color:#fff!important;border-radius:12px;font-weight:600;box-shadow:0 9px 22px #1569ee28;transition:background .18s,transform .18s}.download-btn:hover{background:#1768E8;transform:translateY(-1px)}.text-link{display:inline-flex;align-items:center;gap:7px;color:#236ee5;font-weight:600;font-size:14px;min-height:36px}.text-link:hover{text-decoration:underline}.connection-workspace-hero{background:var(--gradient);color:#fff;padding:clamp(48px,6vw,82px) 0;overflow:hidden}.hero-grid{display:grid;gap:34px;align-items:center}.hero-copy h1{margin:18px 0 20px}.hero-copy p{max-width:560px;color:#f3f3ff;font-size:17px}.hero-copy .text-link{color:white;margin-left:15px}.hero-label,.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.05em}.hero-label{color:#eef3ff}.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 8px}.hero-tags span{padding:5px 11px;border:1px solid #ffffff70;border-radius:100px;font-size:13px}.hero-visual{min-width:0;display:grid;gap:14px}.hero-img{background:#ffffff1f;border:1px solid #ffffff65;border-radius:29px;padding:14px;display:flex;align-items:center;justify-content:center}.hero-img img{max-height:380px;object-fit:contain}.status-panel{background:#fffffff5;color:var(--ink);padding:22px 24px;border-radius:22px;box-shadow:0 17px 38px #1a2d7032}.status-panel small{color:#73819a}.status-panel strong{display:block;font-size:20px;margin:5px 0 13px}.status-panel div{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:8px 0;border-top:1px solid var(--line);font-size:13px}.status-panel b{color:#2873d8;font-weight:600;text-align:right}.section{padding:clamp(54px,7vw,94px) 0}.section.compact{padding-bottom:40px}.soft-section{background:var(--soft)}.section-heading{margin-bottom:30px;max-width:780px}.eyebrow,.index-label{color:#2879ed}.section-heading h2{margin:10px 0}.section-heading p{margin-bottom:0}.quick-task-entries,.connection-capability-overview,.risk-grid,.process-steps{display:grid;grid-template-columns:1fr;gap:16px}.task-card,.capability-card,.risk-card,.step{background:white;border:1px solid var(--line);border-radius:22px;padding:23px;min-width:0}.task-card{box-shadow:0 8px 20px #29426d08}.task-card h3,.capability-card h3{margin:14px 0 8px}.task-card p,.capability-card p{font-size:14px;line-height:1.7;min-height:46px}.index-label{font-size:12px;font-weight:600}.capability-card.featured{background:linear-gradient(140deg,#fff,#f1f5ff);border-color:#d9e3ff}.feature-grid{display:grid;align-items:center;gap:28px}.feature-copy{max-width:560px}.feature-copy h2{margin:12px 0 18px}.feature-copy p{font-size:16px}.feature-copy .muted{font-size:14px}.image-panel{border-radius:30px;background:linear-gradient(145deg,#f0f4ff,#fafcff);border:1px solid #e5ebf8;padding:clamp(14px,2.5vw,32px);display:grid;place-items:center;min-height:270px}.product-image{max-width:100%;max-height:440px;object-fit:contain}.encrypted-tunnel-section .image-panel{background:#f2f6ff}.route-optimization-section .image-panel{background:#eef4fc}.process-steps{counter-reset:step}.step span{font-size:29px;color:#377bee;font-weight:600}.step h3{margin:13px 0 9px}.step p,.risk-card p{font-size:14px}.risk-card{border-left:3px solid #2980FE}.risk-card h3{margin-bottom:10px}.faq-stack{display:grid;gap:11px}.faq-item{border:1px solid var(--line);border-radius:15px;background:white;padding:0 20px}.faq-item summary{padding:18px 0;cursor:pointer;font-weight:600;list-style-position:inside}.faq-item p{padding:0 0 20px 0;margin:0}.center-more{text-align:center;margin-top:22px}.cta-section{padding:55px 24px;text-align:center;color:white;border-radius:32px;background:var(--gradient)}.cta-section p{color:#f1f1ff}.cta-section h2{margin:14px 0}.page-hero{background:linear-gradient(110deg,#eef3ff,#f8f7ff);padding:70px 0 62px}.page-hero h1{margin:14px 0 20px}.page-hero p{font-size:18px}.article-grid{display:grid;gap:34px}.prose{max-width:780px}.prose h2{font-size:26px;margin:32px 0 15px}.prose h2:first-child{margin-top:0}.prose p{line-height:1.9}.numbered{padding-left:26px;color:#4c596d;line-height:2.05}.numbered li{padding-left:6px;margin-bottom:7px}.note,.aside-panel{background:#f4f7fd;border:1px solid var(--line);border-radius:22px;padding:24px;margin:24px 0}.note p{margin:8px 0 0}.aside-panel{align-self:start;margin:0}.aside-panel hr{border:0;border-top:1px solid var(--line);margin:15px 0}.inline-cta{margin-top:38px;padding:28px;background:var(--soft);border-radius:20px}.site-footer{background:#f7f9fd;border-top:1px solid var(--line);padding:42px 0 20px}.footer-inner{display:flex;flex-direction:column;gap:20px;justify-content:space-between}.footer-inner strong{font-size:18px}.footer-inner p{max-width:610px;font-size:13px;margin-top:9px}.footer-links{display:flex;flex-wrap:wrap;gap:17px;font-size:14px}.footer-links a:hover{color:var(--blue)}.copyright{font-size:12px;color:#8894a5;border-top:1px solid var(--line);padding-top:20px;margin-top:20px}@media(min-width:680px){.quick-task-entries,.risk-grid,.process-steps,.connection-capability-overview{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-grid.reverse .feature-copy{order:2}.feature-grid.reverse .image-panel{order:1}.footer-inner{flex-direction:row}.article-grid{grid-template-columns:minmax(0,1fr) 260px}.hero-grid{grid-template-columns:1.05fr .95fr}.hero-visual{gap:0}.status-panel{max-width:370px;margin:-55px 0 0 auto;position:relative}}@media(min-width:1080px){.desktop-nav{display:flex}.nav-toggle{display:none}.quick-task-entries{grid-template-columns:repeat(4,minmax(0,1fr))}.connection-capability-overview{grid-template-columns:repeat(4,minmax(0,1fr))}.capability-card.featured{grid-column:span 1;min-height:210px}.risk-grid,.process-steps{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:420px){.container{width:min(100% - 30px,1200px)}.connection-workspace-hero{padding-top:45px}.hero-copy .text-link{display:flex;margin-left:0;margin-top:10px}.status-panel{padding:16px}.status-panel div{align-items:flex-start}.task-card,.capability-card,.risk-card,.step{padding:20px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.download-btn{transition:none}.download-btn:hover{transform:none}}