:root{--blue:#1677ff;--blue2:#0865f5;--navy:#071b43;--text:#53617a;--line:#dfeaff;--glass:rgba(255,255,255,.72);--shadow:0 18px 55px rgba(63,122,213,.13)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--navy);font-family:Inter,"Microsoft YaHei",system-ui,-apple-system,sans-serif;background:radial-gradient(circle at 0 9%,#eef6ff 0,transparent 25%),radial-gradient(circle at 100% 16%,#eaf4ff 0,transparent 27%),linear-gradient(180deg,#fff 0,#f7fbff 65%,#fff);font-size:14px}a{color:inherit;text-decoration:none}.page-width{width:min(1120px,calc(100% - 48px));margin-left:auto;margin-right:auto}.glass-card{background:linear-gradient(135deg,rgba(255,255,255,.88),rgba(244,249,255,.68));border:1px solid rgba(255,255,255,.95);box-shadow:var(--shadow),inset 0 0 0 1px #fff;border-radius:27px}
.site-header{height:72px;padding:0 max(24px,calc((100vw - 1120px)/2));display:flex;align-items:center;gap:30px;background:rgba(255,255,255,.76);border-bottom:1px solid #e7eef8;position:relative;z-index:20}.brand{display:inline-flex;align-items:center;gap:9px;white-space:nowrap}.shield-logo{width:25px;height:29px;display:grid;place-items:center;color:#fff;font-weight:900;background:var(--blue);clip-path:polygon(50% 0,94% 17%,85% 70%,50% 100%,15% 70%,6% 17%)}.brand strong{font-size:30px}.main-nav{display:flex;gap:42px;margin:auto;font-size:13px}.main-nav a:hover{color:var(--blue)}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;color:#fff;background:linear-gradient(135deg,#20a2ff,#0563f5);padding:15px 29px;border-radius:14px;font-weight:700;box-shadow:0 12px 25px rgba(0,110,255,.27);transition:.25s}.button:hover{transform:translateY(-2px);box-shadow:0 15px 30px rgba(0,110,255,.34)}.button-small{padding:11px 22px;border-radius:11px;font-size:12px}.button-light{color:var(--navy);background:rgba(255,255,255,.86);box-shadow:var(--shadow);border:1px solid #edf3fc}.menu-button{display:none;border:0;background:transparent;font-size:24px;margin-left:auto}
.hero{display:grid;grid-template-columns:43% 57%;align-items:center;min-height:600px;padding:58px 0 40px}.hero h1{font-size:73px;line-height:.98;letter-spacing:-4px;margin:0 0 35px}.hero-copy p{font-size:16px;line-height:1.65;color:var(--text);margin-bottom:30px}.hero-actions{display:flex;gap:17px}.vpn-panel{height:495px;position:relative;overflow:hidden;padding:38px 38px 26px;margin-left:16px;background:linear-gradient(145deg,rgba(255,255,255,.92),rgba(239,247,255,.68));box-shadow:0 30px 70px rgba(69,126,206,.16),inset 0 0 80px rgba(255,255,255,.65),inset 0 0 0 1px #fff}.vpn-panel:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 52% 45%,rgba(102,174,255,.12),transparent 23%),linear-gradient(125deg,rgba(255,255,255,.36),transparent 46%);pointer-events:none}.status-title{display:flex;gap:14px;align-items:flex-start;position:relative;z-index:6}.status-title span{display:flex;flex-direction:column}.status-title b{font-size:17px}.status-title small{color:var(--text);margin-top:3px}.status-dot{width:10px;height:10px;border-radius:50%;display:inline-block}.status-dot.blue{background:#2b94ff;box-shadow:0 0 12px #64adff;margin-top:5px}.status-dot.green{background:#26c281;box-shadow:0 0 10px #53d99e}.world-map{position:absolute;left:22px;right:22px;top:73px;height:270px;opacity:.72}.world-map svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}.connection-route path{fill:none;stroke:#2388fb;stroke-width:2;filter:drop-shadow(0 0 3px #95c9ff)}.connection-route circle{fill:#167cf4;stroke:#b9dcff;stroke-width:5;filter:drop-shadow(0 0 5px #278aff)}.power-glow{position:absolute;z-index:3;left:50%;top:48%;transform:translate(-50%,-50%);width:144px;height:144px;border-radius:50%;background:rgba(209,232,255,.68);box-shadow:0 0 0 10px rgba(238,247,255,.58),0 10px 35px rgba(22,119,255,.2)}.power-button{position:absolute;z-index:4;left:50%;top:48%;transform:translate(-50%,-50%);width:100px;height:100px;border:9px solid rgba(175,216,255,.9);border-radius:50%;background:linear-gradient(145deg,#45acff 0%,#0870f1 70%);box-shadow:0 11px 23px rgba(0,106,246,.31),inset 0 4px 8px rgba(255,255,255,.55);cursor:pointer;transition:.25s}.power-button:hover{transform:translate(-50%,-50%) scale(1.04)}.power-button span{display:block;margin:auto;width:29px;height:37px;border:4px solid #fff;border-top-color:transparent;border-radius:50%;position:relative}.power-button span:before{content:"";position:absolute;width:4px;height:20px;background:#fff;left:9px;top:-9px;border-radius:3px}.power-button.off{filter:grayscale(1);opacity:.72}.security-pills{position:absolute;left:20px;right:20px;bottom:66px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;z-index:5}.security-pills>div{display:flex;align-items:center;gap:10px;min-height:62px;padding:13px 12px;background:rgba(255,255,255,.76);border-radius:17px;border:1px solid rgba(255,255,255,.95);box-shadow:0 10px 28px rgba(72,131,213,.1),inset 0 0 0 1px #fff}.security-pills i{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#e9f4ff;font-style:normal;color:var(--blue);font-size:16px}.security-pills span{display:flex;flex-direction:column}.security-pills b{font-size:11px}.security-pills small{color:var(--text);font-size:9px;margin-top:3px}.panel-footer{position:absolute;z-index:5;left:32px;right:32px;bottom:25px;display:flex;align-items:center;justify-content:space-between}.panel-footer span{display:flex;gap:10px;align-items:center;font-size:11px;font-weight:700}.panel-footer svg{width:42%}.panel-footer path{fill:none;stroke:#267fff;stroke-width:1.5}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:38px;margin-bottom:55px}.feature-card{height:230px;text-align:center;padding:28px 20px}.round-icon{width:67px;height:67px;margin:0 auto 20px;border-radius:50%;display:grid;place-items:center;font-size:25px;color:var(--blue);background:rgba(255,255,255,.78);border:1px solid #fff;box-shadow:0 9px 30px rgba(50,125,234,.16),inset 0 0 0 1px #dcecff}.feature-card h3{font-size:16px;margin:0 0 11px}.feature-card p{font-size:12px;line-height:1.55;color:var(--text);margin:0}
.showcase{min-height:405px;margin-bottom:25px;padding:48px;display:grid;grid-template-columns:40% 60%;align-items:center;overflow:hidden}.eyebrow{display:inline-block;color:var(--blue);background:#e8f3ff;padding:7px 14px;border-radius:20px;font-size:10px;font-weight:700}.showcase h2{font-size:37px;line-height:1.08;margin:19px 0}.showcase-copy>p{color:var(--text);line-height:1.6;max-width:340px}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:13px 25px;margin-top:24px}.check-list span{font-size:12px}.check-list span:before{content:"✓";display:inline-grid;place-items:center;border:1px solid var(--blue);color:var(--blue);width:14px;height:14px;border-radius:50%;font-size:9px;margin-right:9px}.devices{height:290px;position:relative}.phone{position:absolute;z-index:3;width:160px;height:282px;left:27px;bottom:-12px;border:8px solid rgba(255,255,255,.85);border-radius:29px;background:linear-gradient(#f8fbff,#e9f4ff);box-shadow:0 17px 30px rgba(49,104,180,.2);text-align:center;padding-top:30px}.phone:before{content:"";position:absolute;top:8px;left:58px;width:30px;height:5px;border-radius:5px;background:#d5e3f5}.phone-top{font-weight:bold;font-size:10px}.phone small{display:block;color:#4382be;margin:30px 0 16px}.mini-power{width:69px;height:69px;border:12px solid #d9ecff;border-radius:50%;background:#1680f8;color:#fff;font-size:27px;box-shadow:0 7px 18px #a9cdf4}.phone em{position:absolute;bottom:12px;left:15px;right:15px;background:white;border-radius:10px;padding:8px;font-size:9px;font-style:normal;text-align:left}.dashboard{position:absolute;right:0;top:10px;width:465px;height:260px;border-radius:22px;background:rgba(249,252,255,.75);border:7px solid rgba(255,255,255,.76);box-shadow:0 15px 35px rgba(58,112,188,.18);display:grid;grid-template-columns:45% 55%;overflow:hidden}.dash-list{padding:30px 22px;display:flex;flex-direction:column;gap:10px}.dash-list b{font-size:12px}.dash-list label{background:#fff;color:#a5afbe;border-radius:10px;padding:7px 10px;font-size:8px}.dash-list span{font-size:9px;background:rgba(255,255,255,.5);padding:5px}.dash-list span i{float:right;color:#42bc7d}.mini-map{background:radial-gradient(circle at 60% 45%,#dceeff 0,transparent 28%),linear-gradient(135deg,#f4f9ff,#e6f2ff);position:relative}.mini-map:before{content:"";position:absolute;width:135px;height:80px;left:50px;top:80px;border-radius:50% 35%;background:rgba(191,220,250,.5);transform:rotate(-8deg)}.mini-map i{position:absolute;left:135px;top:108px;width:8px;height:8px;background:var(--blue);border-radius:50%;box-shadow:0 0 16px 6px #89c0ff}
.stats{min-height:135px;margin-bottom:25px;display:grid;grid-template-columns:repeat(4,1fr);align-items:center;padding:24px 30px}.stats>div{display:grid;grid-template-columns:auto 1fr;grid-template-rows:1fr 1fr;column-gap:12px;padding:0 30px;border-right:1px solid #dce7f7}.stats>div:last-child{border:0}.stats i{grid-row:1/3;align-self:center;color:var(--blue);font-size:27px;font-style:normal}.stats b{color:var(--blue);font-size:31px;line-height:1}.stats span{color:var(--text);font-size:12px}
.platforms{text-align:center;padding:33px;margin-bottom:25px}.platforms h2,.testimonials h2,.faq h2{font-size:25px;margin:0 0 8px}.platforms>p{color:var(--text);margin:0}.platform-list{display:flex;justify-content:space-around;margin-top:28px}.platform-list a{display:flex;flex-direction:column;align-items:center;gap:10px;font-size:10px}.platform-list i{width:56px;height:56px;display:grid;place-items:center;background:rgba(255,255,255,.8);border-radius:14px;box-shadow:0 8px 25px rgba(57,110,180,.1);font-style:normal;font-size:25px}.platform-list a:nth-child(2) i{color:#1475f6}.platform-list a:nth-child(4) i{color:#20ad50}.platform-list a:nth-child(6) i{color:#4285f4;font-weight:800}
.testimonials{padding:30px 45px 38px;text-align:center;margin-bottom:25px}.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:33px;margin-top:23px;text-align:left}.testimonial-grid article{background:rgba(255,255,255,.75);border:1px solid #e7eef8;border-radius:15px;padding:18px 24px;box-shadow:0 8px 28px rgba(54,110,183,.07)}.stars{color:#ffad10;letter-spacing:2px}.testimonial-grid p{font-size:12px;line-height:1.65;min-height:58px}.testimonial-grid footer{display:flex;align-items:center;gap:10px}.avatar{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;color:white;font-weight:bold}.a1{background:#ba7256}.a2{background:#334359}.a3{background:#b36d58}.testimonial-grid footer b{font-size:10px}.testimonial-grid footer small{display:block;color:var(--text);font-weight:400;margin-top:3px}
.faq{padding:28px 52px 36px;margin-bottom:42px}.faq h2{text-align:center;margin-bottom:22px}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 34px}.faq-grid>div{background:rgba(255,255,255,.6);border:1px solid #e8eff9;border-radius:10px;overflow:hidden}.faq button{width:100%;border:0;background:transparent;padding:13px 18px;text-align:left;font-family:inherit;font-size:11px;color:var(--navy);cursor:pointer}.faq button i{float:right;font-size:17px;font-style:normal;transition:.2s}.faq p{display:none;margin:0;padding:0 18px 14px;color:var(--text);font-size:11px;line-height:1.5}.faq .open p{display:block}.faq .open button i{transform:rotate(45deg)}
.site-footer{display:grid;grid-template-columns:2.2fr repeat(4,1fr);gap:40px;padding:0 8px 80px;position:relative;color:var(--text);font-size:10px}.footer-brand p{max-width:190px;line-height:1.6}.socials{display:flex;gap:15px}.socials i{font-style:normal;width:21px;height:21px;background:#e9f0f8;color:#45617d;border-radius:50%;display:grid;place-items:center}.site-footer>div:not(.footer-brand){display:flex;flex-direction:column;gap:12px}.site-footer b{color:var(--navy);margin-bottom:4px}.copyright{position:absolute;bottom:20px;left:0;right:0;text-align:center}.back-top{position:fixed;z-index:20;right:26px;bottom:26px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#42a7ff,#0870ee);box-shadow:0 8px 20px #b3d2f6}
@media(max-width:900px){.main-nav{gap:18px}.hero{grid-template-columns:1fr;padding-top:70px}.hero-copy{text-align:center}.hero-actions{justify-content:center}.hero h1{font-size:65px}.vpn-panel{margin:55px 0 0}.features{grid-template-columns:1fr 1fr}.showcase{grid-template-columns:1fr;padding-bottom:30px}.showcase-copy{text-align:center}.showcase-copy>p{margin:auto}.check-list{max-width:430px;margin:24px auto 20px;text-align:left}.devices{margin-top:25px}.stats>div{padding:0 12px}.stats b{font-size:23px}.site-footer{grid-template-columns:2fr repeat(2,1fr)}}
@media(max-width:650px){.page-width{width:min(100% - 26px,1120px)}.site-header{height:62px;padding:0 15px}.menu-button{display:block}.main-nav{display:none;position:absolute;top:62px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;text-align:center;box-shadow:0 12px 25px #d8e4f3}.main-nav.open{display:flex}.site-header>.button{display:none}.hero{padding-top:52px}.hero h1{font-size:53px;letter-spacing:-2px}.hero-copy p{font-size:13px}.vpn-panel{height:465px;padding:28px 22px}.security-pills{left:12px;right:12px;gap:5px}.security-pills>div{padding:12px 7px;gap:5px}.security-pills b{font-size:9px}.features{grid-template-columns:1fr}.feature-card{height:auto}.showcase{padding:30px 20px}.showcase h2{font-size:31px}.devices{transform:scale(.75);transform-origin:left center;width:133%;margin-bottom:-35px}.stats{grid-template-columns:1fr 1fr;gap:25px}.stats>div{border:0}.platform-list{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.testimonial-grid{grid-template-columns:1fr}.faq{padding:28px 16px}.faq-grid{grid-template-columns:1fr}.site-footer{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/3}.copyright{bottom:15px}.button{padding:14px 21px}}

/* 所有版块与内部卡片统一使用白色描边 */
.glass-card,
.button-light,
.round-icon,
.security-pills>div,
.phone,
.dashboard,
.testimonial-grid article,
.faq-grid>div,
.platform-list i {
  border-color: #fff;
}

/* 已连接面板：按参考图重新校准比例与层级 */
.vpn-panel {
  height: 540px;
  margin-left: 8px;
  padding: 42px 48px 28px;
  border-radius: 42px;
  background:
    radial-gradient(circle at 50% 48%, rgba(205, 231, 255, .44), transparent 31%),
    linear-gradient(145deg, rgba(255,255,255,.94), rgba(239,247,255,.78));
  box-shadow:
    0 30px 75px rgba(56, 122, 216, .18),
    inset 0 0 70px rgba(255,255,255,.78),
    inset 0 0 0 1px #fff;
}
.vpn-panel .status-title {
  gap: 16px;
  align-items: center;
}
.vpn-panel .status-title .status-dot {
  width: 13px;
  height: 13px;
  margin-top: 0;
}
.vpn-panel .status-title b {
  font-size: 18px;
  line-height: 1.1;
}
.vpn-panel .status-title small {
  font-size: 13px;
  color: #29405f;
}
.vpn-panel .world-map {
  left: 30px;
  right: 30px;
  top: 82px;
  height: 315px;
  opacity: .54;
}
.vpn-panel .country-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 1px 0 rgba(255,255,255,.9));
}
.vpn-panel 
.vpn-panel .connection-route path {
  stroke: #1785f5;
  stroke-width: 2.4;
}
.vpn-panel .power-glow {
  top: 50%;
  width: 132px;
  height: 132px;
  background: rgba(211, 234, 255, .83);
  box-shadow: 0 0 0 7px rgba(244,250,255,.82), 0 12px 30px rgba(22,119,255,.21);
}
.vpn-panel .power-button {
  top: 50%;
  width: 102px;
  height: 102px;
  border-width: 7px;
  background: linear-gradient(155deg, #41a9ff 0%, #0874f5 58%, #0062e9 100%);
  box-shadow: 0 10px 22px rgba(0,98,232,.34), inset 0 5px 10px rgba(255,255,255,.35);
}
.vpn-panel .security-pills {
  left: 28px;
  right: 28px;
  bottom: 76px;
  gap: 13px;
}
.vpn-panel .security-pills>div {
  min-height: 68px;
  padding: 13px 15px;
  border-radius: 16px;
  background: rgba(255,255,255,.73);
  border-color: #fff;
  box-shadow: 0 9px 27px rgba(73,132,207,.09), inset 0 0 0 1px #fff;
}
.vpn-panel .security-pills i {
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  font-size: 17px;
}
.vpn-panel .security-pills b {font-size: 12px}
.vpn-panel .security-pills small {font-size: 10px}
.vpn-panel .panel-footer {
  left: 43px;
  right: 43px;
  bottom: 29px;
}
.vpn-panel .panel-footer span {
  font-size: 12px;
  gap: 13px;
}
.vpn-panel .panel-footer svg {
  width: 45%;
  height: 34px;
}
.vpn-panel .panel-footer path {
  stroke-width: 1.8;
}

@media(max-width:900px){.vpn-panel{height:540px;margin-left:0}}
@media(max-width:650px){.vpn-panel{height:490px;padding:30px 22px;border-radius:30px}.vpn-panel .world-map{left:8px;right:8px;top:72px;height:275px}.vpn-panel .power-glow,.vpn-panel .power-button{top:49%}.vpn-panel .security-pills{left:10px;right:10px;bottom:72px;gap:5px}.vpn-panel .security-pills>div{padding:10px 6px;min-height:61px}.vpn-panel .security-pills i{flex-basis:24px;width:24px;height:24px}.vpn-panel .panel-footer{left:22px;right:22px;bottom:25px}}

/* 客户端下载入口 */
.platform-list a {
  min-width: 105px;
  padding: 10px 8px 9px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 7px;
  border-radius: 18px;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease;
}
.platform-list a:hover,
.platform-list a:focus-visible {
  transform: translateY(-6px);
  background: rgba(255,255,255,.68);
  box-shadow: 0 14px 32px rgba(31,112,221,.13);
  outline: none;
}
.platform-list a i {
  margin: 0 auto 2px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.platform-list a:hover i {transform: scale(1.08);box-shadow:0 12px 30px rgba(33,115,226,.18)}
.platform-list a span {font-size:11px;font-weight:700;line-height:1.2}
.platform-list a small {font-size:9px;color:#1677ff;opacity:0;transform:translateY(-3px);transition:.2s}
.platform-list a:hover small,.platform-list a:focus-visible small {opacity:1;transform:translateY(0)}
@media(max-width:650px){.platform-list a{min-width:0}.platform-list a small{opacity:1;transform:none}.platform-list a:hover{transform:translateY(-3px)}}

.platform-icon svg {width:27px;height:27px;display:block}
.platform-icon.apple-color svg {fill:#3568bd}
.platform-icon.windows-icon svg {fill:#1684f5}
.platform-icon.ios-icon svg {fill:#1c2533}
.platform-icon.android-icon svg {fill:#35bd59}
.platform-icon.linux-icon svg>path:first-child {fill:#202b3d}
.platform-icon.linux-icon .linux-eye {fill:#fff}
.platform-icon.linux-icon .linux-beak {fill:#ffb215}
.platform-icon.linux-icon .linux-belly {fill:#f4f6f8}
.platform-icon.browser-icon .g-blue {fill:#4285f4}
.platform-icon.browser-icon .g-green {fill:#34a853}
.platform-icon.browser-icon .g-yellow {fill:#fbbc05}
.platform-icon.browser-icon .g-red {fill:#ea4335}

.mobile-login {display:none;color:#fff;background:linear-gradient(135deg,#20a2ff,#0563f5);padding:8px 15px;border-radius:10px;font-size:12px;font-weight:700;box-shadow:0 7px 18px rgba(0,110,255,.22)}

/* 桌面端与手机端应用展示 */
.showcase {min-height:440px}
.devices {height:330px}
.dashboard {
  top:0;
  right:-8px;
  width:540px;
  height:315px;
  grid-template-columns:43% 57%;
  padding-top:35px;
  border:1px solid #fff;
  border-radius:24px;
  background:rgba(247,251,255,.78);
  box-shadow:0 24px 55px rgba(45,107,190,.17),inset 0 0 0 1px #fff;
}
.browser-bar {position:absolute;left:0;right:0;top:0;height:35px;display:flex;align-items:center;padding:0 17px;border-bottom:1px solid rgba(255,255,255,.92);background:rgba(233,244,255,.68)}
.browser-bar>span {display:flex;gap:5px}.browser-bar>span i {width:5px;height:5px;border-radius:50%;background:#62aef6}.browser-bar>b {position:absolute;left:50%;transform:translateX(-50%);font-size:7px;color:#738aa4}
.dash-list {padding:19px 22px 12px;gap:8px;background:rgba(255,255,255,.34)}
.dash-list>b {font-size:13px;margin-bottom:2px}
.dash-list label {padding:8px 11px;font-size:8px;border:1px solid #fff;box-shadow:0 4px 12px rgba(52,112,190,.05)}
.dash-list>span {display:flex;align-items:center;gap:8px;min-height:34px;padding:5px 7px;background:rgba(255,255,255,.72);border:1px solid #fff;border-radius:8px;box-shadow:0 5px 13px rgba(51,108,180,.05)}
.dash-list .flag {font-style:normal;font-size:17px}
.dash-list>span b {display:flex;flex-direction:column;font-size:8px;flex:1}
.dash-list>span b small {font-size:6px;color:#8391a5;font-weight:400;margin-top:2px}
.dash-list .signal {font-size:6px;letter-spacing:-1px;color:#52c987;font-style:normal;align-self:center}.dash-list .signal.weak {color:#9eb9d3}
.mini-map {overflow:hidden;background:radial-gradient(circle at 50% 46%,rgba(215,235,255,.7),transparent 48%),linear-gradient(135deg,#f7fbff,#eaf4ff)}
.mini-map:before {display:none}
.mini-map>i {display:none}.mini-map svg {position:absolute;inset:35px 22px 15px;width:calc(100% - 44px);height:calc(100% - 50px)}.mini-map svg path{fill:none;stroke:#2489fa;stroke-width:2}.mini-map svg circle{fill:#147cf4;stroke:#c8e4ff;stroke-width:5;filter:drop-shadow(0 0 5px #4c9fff)}
.phone {
  z-index:5;
  width:175px;
  height:325px;
  left:0;
  bottom:-4px;
  padding:11px 12px 13px;
  border:6px solid rgba(255,255,255,.93);
  border-radius:31px;
  background:linear-gradient(160deg,#fbfdff,#e9f4ff);
  box-shadow:0 22px 45px rgba(44,104,185,.24),inset 0 0 0 1px #fff;
}
.phone:before {width:34px;height:4px;top:6px;left:calc(50% - 17px);background:#d4e2f1}
.phone-status {display:flex;justify-content:space-between;font-size:5px;color:#62738a;margin:3px 4px 11px}
.phone-top {display:flex;justify-content:space-between;align-items:center;font-size:8px}.phone-top b{font-size:9px}.phone-top span{color:#8a9bad}
.phone-connected {display:flex;justify-content:center;align-items:flex-start;gap:5px;margin-top:24px;font-size:7px}.phone-connected>i{width:5px;height:5px;border-radius:50%;background:#1685f6;margin-top:2px}.phone-connected span{display:flex;flex-direction:column;text-align:left}.phone-connected small{font-size:6px;color:#75869b;margin-top:2px}
.phone-power-ring {position:relative;width:112px;height:112px;border-radius:50%;margin:13px auto 0;display:grid;place-items:center;background:conic-gradient(#167cf5 0 26%,#dceeff 26% 100%);box-shadow:0 8px 22px rgba(51,121,212,.16)}.phone-power-ring:before{content:"";position:absolute;width:92px;height:92px;border-radius:50%;background:rgba(255,255,255,.82)}
.mini-power {position:relative;z-index:2;width:62px;height:62px;border:8px solid #cce5ff;background:linear-gradient(145deg,#3ba6ff,#086ced);font-size:0;box-shadow:0 8px 18px rgba(18,112,237,.3)}
.mini-power span {display:block;margin:auto;width:18px;height:23px;border:3px solid #fff;border-top-color:transparent;border-radius:50%;position:relative}.mini-power span:before{content:"";position:absolute;width:3px;height:13px;background:#fff;left:5px;top:-6px;border-radius:2px}
.phone-speed {font-size:7px;color:#3f78a8;text-align:center;margin-top:9px}.phone-speed small{font-size:5px;color:#8aa0b6}
.phone em {bottom:12px;left:12px;right:12px;padding:7px 8px;border:1px solid #fff;box-shadow:0 5px 15px rgba(41,103,182,.08);font-style:normal}.phone em>small{display:block;color:#7b8da3;font-size:5px;margin-bottom:5px}.phone em>span{display:flex;align-items:center;gap:6px;font-size:8px}.phone em b{flex:1;text-align:left}.phone em i{font-size:14px;font-style:normal;color:#8092a8}
@media(max-width:650px){.devices{height:330px}.dashboard{width:540px}.phone{left:0}}

/* 应用展示版块：参考图精确比例覆盖 */
.showcase {grid-template-columns:35% 65%;padding:48px 42px}
.devices {height:345px;margin-left:4px}
.dashboard {right:-12px;top:0;width:590px;height:330px;grid-template-columns:44% 56%;padding-top:40px;border-radius:27px}
.browser-bar {height:40px;padding-left:22px}.browser-bar>span i{width:6px;height:6px}.browser-bar>b{font-size:8px}
.dash-list {padding:24px 21px 16px 24px;gap:7px}
.dash-list>b {font-size:14px;margin-bottom:5px}
.dash-list label {height:28px;padding:7px 12px;margin-bottom:3px;font-size:8px}
.dash-list>span {height:37px;padding:5px 8px;gap:9px}
.dash-list .flag {font-size:18px}.dash-list>span b{font-size:9px}.dash-list>span b small{font-size:7px}.dash-list .signal{font-size:7px}
.mini-map>img {position:absolute;left:10px;right:10px;top:42px;width:calc(100% - 20px);height:215px;object-fit:contain;opacity:.52;filter:drop-shadow(0 1px 0 rgba(255,255,255,.9))}
.mini-map svg {inset:42px 20px 20px 20px;width:calc(100% - 40px);height:calc(100% - 62px)}
.mini-map svg path {stroke-width:2.1;filter:drop-shadow(0 0 4px rgba(32,133,249,.35))}

/* 智能设备识别与客户端下载 */
.detected-download {max-width:570px;margin:24px auto 6px;padding:12px 13px 12px 18px;display:flex;align-items:center;gap:13px;text-align:left;background:rgba(255,255,255,.75);border:1px solid #fff;border-radius:18px;box-shadow:0 10px 30px rgba(49,111,198,.11),inset 0 0 0 1px #fff}
.detected-icon {flex:0 0 42px;width:42px;height:42px;border-radius:13px;display:grid;place-items:center;color:#fff;font-size:20px;font-weight:700;background:linear-gradient(145deg,#40a7ff,#076cf0);box-shadow:0 8px 17px rgba(11,111,240,.24)}
.detected-download>span:nth-child(2){display:flex;flex-direction:column;min-width:135px;flex:1}.detected-download small{font-size:9px;color:#71829a}.detected-download b{font-size:13px;margin-top:3px}.detected-download .button{padding:11px 17px;border-radius:12px;font-size:10px;box-shadow:0 8px 20px rgba(0,110,255,.2)}.detected-download .button i{font-style:normal}
.platform-list a.recommended {background:rgba(234,245,255,.88);box-shadow:0 12px 30px rgba(28,111,226,.16),inset 0 0 0 1px #fff;transform:translateY(-4px)}
.platform-list a.recommended:after{content:"当前设备";position:absolute;margin-top:-19px;padding:3px 8px;border-radius:9px;background:#1677ff;color:#fff;font-size:7px;font-weight:700}.platform-list a{position:relative}
@media(max-width:650px){.detected-download{padding:11px;gap:9px}.detected-icon{flex-basis:36px;width:36px;height:36px}.detected-download>span:nth-child(2){min-width:0}.detected-download .button{padding:10px;font-size:9px}.detected-download small{display:none}}
@media(max-width:650px){.mobile-login{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}.menu-button{margin-left:0}}

/* 完整响应式适配 */
html,body {max-width:100%;overflow-x:hidden}
.hero>* ,.showcase>* ,.vpn-panel ,.devices {min-width:0}

@media(max-width:1100px) and (min-width:901px){
  .page-width{width:calc(100% - 40px)}
  .hero{grid-template-columns:39% 61%}
  .hero h1{font-size:62px}
  .vpn-panel{margin-left:0}
  .showcase{grid-template-columns:32% 68%;padding-left:34px;padding-right:28px}
  .dashboard{width:560px}
  .phone{left:-52px}
}

@media(max-width:900px) and (min-width:651px){
  .site-header{padding:0 24px}.main-nav{gap:18px}
  .hero{min-height:auto;padding-bottom:60px}
  .hero-copy{max-width:620px;margin:auto}
  .vpn-panel{width:min(650px,100%);margin:50px auto 0}
  .features{grid-template-columns:repeat(2,1fr)}
  .showcase{grid-template-columns:1fr;padding:42px}
  .showcase-copy{max-width:570px;margin:auto}
  .devices{width:650px;max-width:100%;margin:35px auto 0}
  .phone{left:-15px}
  .dashboard{right:0;width:570px}
  .stats{grid-template-columns:repeat(2,1fr);gap:24px}
  .stats>div:nth-child(2){border-right:0}
  .testimonial-grid{gap:16px}
}

@media(max-width:650px){
  body{font-size:13px}
  .site-header{width:100vw;max-width:100vw;gap:10px;padding:0 14px}
  .brand{gap:7px}.brand strong{font-size:13px}.shield-logo{width:22px;height:26px}
  .site-header .brand{flex:0 1 auto;min-width:0}.mobile-login{flex:0 0 auto;padding:7px 13px;font-size:11px}.menu-button{display:block;flex:0 0 auto;padding:5px;font-size:22px}
  .main-nav{z-index:30}
  .hero{display:block;width:100%;padding:45px 13px 48px}
  .hero-copy{width:100%;padding:0 8px}
  .hero h1{font-size:52px;line-height:1.01}
  .hero-copy p{font-size:12px;line-height:1.7}
  .hero-actions{width:100%;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}
  .hero-actions .button{width:100%;min-width:0;padding:13px 5px;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .vpn-panel{width:100%;max-width:100%;height:480px;margin:48px 0 0;padding:28px 18px;border-radius:28px}
  .vpn-panel .world-map{left:4px;right:4px;top:68px;height:270px}
  .vpn-panel .security-pills{left:8px;right:8px;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}
  .vpn-panel .security-pills>div{min-width:0;padding:9px 5px;gap:4px;overflow:hidden}
  .vpn-panel .security-pills i{display:none}
  .vpn-panel .security-pills span{min-width:0}
  .vpn-panel .security-pills b,.vpn-panel .security-pills small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .vpn-panel .panel-footer{left:18px;right:18px}
  .features{width:calc(100% - 26px)}
  .showcase{width:calc(100% - 26px);padding:30px 20px;min-height:auto}
  .showcase-copy>p{font-size:12px}.check-list{gap:11px 8px}.check-list span{font-size:10px}
  .devices{width:178%;max-width:none;height:265px;margin:24px 0 -16px;transform:scale(.56);transform-origin:left top}
  .dashboard{right:auto;left:65px;width:590px}.phone{left:-5px}
  .stats{width:calc(100% - 26px);grid-template-columns:1fr 1fr;padding:23px 12px;gap:25px 5px}
  .stats>div{padding:0 8px}.stats b{font-size:22px}.stats i{font-size:20px}
  .platforms,.testimonials,.faq{width:calc(100% - 26px)}
  .platforms{padding:28px 14px}.platforms h2{font-size:20px}
  .platform-list{grid-template-columns:repeat(2,1fr);gap:18px 8px}
  .testimonial-grid{gap:12px}.testimonials{padding:28px 16px}
  .faq-grid{gap:7px}.faq button{font-size:10px}
  .site-footer{width:calc(100% - 26px);gap:28px 18px;padding-bottom:90px}
}

@media(max-width:390px){
  .hero h1{font-size:47px}
  .hero-actions{flex-direction:column}.hero-actions .button{width:100%}
  .vpn-panel{height:465px}
  .vpn-panel .security-pills b{font-size:8px}.vpn-panel .security-pills small{font-size:7px}
  .detected-download{flex-wrap:wrap}.detected-download .button{width:100%}
  .stats b{font-size:19px}
}
.phone {left:-72px;bottom:0;width:188px;height:338px;border-radius:34px;border-width:7px}
.phone-power-ring {width:120px;height:120px}.phone-power-ring:before{width:98px;height:98px}.mini-power{width:66px;height:66px}
@media(max-width:900px){.showcase{grid-template-columns:1fr}.devices{width:620px;max-width:100%;margin:30px auto 0}}
@media(max-width:650px){.showcase{padding:30px 20px}.devices{width:133%;max-width:none}.dashboard{width:590px}.phone{left:-45px}}