:root{
  --bg:#E4ECF6;--bg-top:#EEF3FA;--bg-bottom:#DDE7F3;
  --panel:#F5F8FC;--panel-2:#D7E2EF;--border:#C4D2E3;
  --accent:#3DDC84;--accent-hi:#6BE8A3;--accent-dark:#13814A;--accent-soft:#C4F3D9;--accent-pale:#E4F8ED;
  --text:#0D1626;--muted:#4C5A70;--muted-2:#76839A;
  --success:#1F9D57;--warn:#D98A12;--error:#D6423A;
  --white:#FFFFFF;--ink:#0F1A2C;--ink-hi:#1A2B45;--ink-lo:#09121F;
  --mint:#F3FFF8;--teal:#138C7A;--teal-deep:#0A5450;
  --flag-red:#D7263D;--flag-navy:#24397A;--flag-blue:#2449A0;--flag-white:#FFFFFF;
  --clear:transparent;
  --accent-a04:rgba(61,220,132,.04);--accent-a06:rgba(61,220,132,.06);--accent-a12:rgba(61,220,132,.12);
  --accent-a18:rgba(61,220,132,.18);--accent-a30:rgba(61,220,132,.30);--accent-a45:rgba(61,220,132,.45);
  --fog-a04:rgba(196,210,227,.04);--cyan-a18:rgba(70,206,224,.18);--cyan-a08:rgba(70,206,224,.08);
  --teal-a35:rgba(10,84,80,.35);--teal-a55:rgba(10,84,80,.55);
  --ink-a06:rgba(15,26,44,.06);--ink-a10:rgba(15,26,44,.10);--ink-a16:rgba(15,26,44,.16);
  --ink-a28:rgba(15,26,44,.28);--ink-a45:rgba(15,26,44,.45);--shade-deep:rgba(3,8,16,.62);
  --white-a06:rgba(255,255,255,.06);--white-a10:rgba(255,255,255,.10);--white-a14:rgba(255,255,255,.14);
  --white-a22:rgba(255,255,255,.22);--white-a40:rgba(255,255,255,.40);--white-a60:rgba(255,255,255,.60);
  --white-a72:rgba(255,255,255,.72);--white-a88:rgba(255,255,255,.88);
  --font-display:'Inter','Noto Sans SC','PingFang SC','Hiragino Sans','Apple SD Gothic Neo','Microsoft YaHei','Malgun Gothic',sans-serif;
  --font-body:'Inter','Noto Sans SC','PingFang SC','Hiragino Sans','Apple SD Gothic Neo','Microsoft YaHei','Malgun Gothic',system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace;
  --r-pill:999px;--r-round:50%;--r-band:28px;--r-xl:24px;--r-lg:16px;--r-md:14px;--r-conn:12px;--r-sm:10px;--r-xs:6px;--r-flag:4px;--r-dot:3px;
  --shadow-chip:0 10px 28px -14px var(--accent-a30),0 1px 2px var(--ink-a06);
  --shadow-float:0 18px 40px -16px var(--ink-a45),0 4px 10px -4px var(--ink-a16);
  --shadow-studio:0 46px 100px -18px var(--accent-a12),0 34px 64px -34px var(--ink-a45);
  --shadow-panel:0 24px 64px -28px var(--accent-a12);
  --hl-edge:inset 0 1px 0 var(--white-a88),inset 0 0 0 1px var(--white-a40);
  --gutter:48px;--wrap-max:1312px;--head-height:108px;--anchor-gap:124px;--toc-offset:16px;--toc-landing:96px;
  --size-body:16px;--size-small:14px;--size-label:12px;--size-h1:66px;--size-h2:36px;--size-h3:22px;
  --weight-normal:400;--weight-medium:500;--weight-semibold:600;--weight-bold:700;--weight-heavy:800;--weight-display:900;
  --ease-out:cubic-bezier(.2,.7,.2,1);--time-fast:.2s;--time-reveal:.35s;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:var(--anchor-gap);scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:var(--size-body);line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
svg{vertical-align:middle}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
button:disabled{cursor:not-allowed}
:focus-visible{outline:2px solid var(--accent-dark);outline-offset:3px;border-radius:var(--r-xs)}
[hidden]{display:none!important}
h1,h2,h3,h4,p,figure{margin:0}
h1,h2,h3{font-family:var(--font-display);text-wrap:balance;overflow-wrap:break-word}
h1,.h1{font-size:var(--size-h1);font-weight:var(--weight-display);line-height:1.1;letter-spacing:-.03em}
h2{font-size:var(--size-h2);font-weight:var(--weight-heavy);line-height:1.25;letter-spacing:-.02em}
h3{font-size:var(--size-h3);font-weight:var(--weight-bold);line-height:1.4}
:lang(zh) h1,:lang(ja) h1,:lang(ko) h1{letter-spacing:-.02em}
ul{margin:0;padding:0;list-style:none}
ol{padding-inline-start:1.5em}
li,main,article,section,div{min-width:0}
code{font-family:var(--font-mono);overflow-wrap:anywhere}
pre{max-width:100%;overflow-x:auto;padding:24px;background:var(--ink);color:var(--panel);border-radius:var(--r-md)}
pre code{overflow-wrap:normal;white-space:pre}
input,textarea,select{max-width:100%;border:1px solid var(--border);border-radius:var(--r-sm);padding:12px;background:var(--panel)}
.wrap{width:100%;max-width:var(--wrap-max);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-top:80px;padding-bottom:80px}
.section-head{margin-bottom:32px;max-width:48em}
.section-head p{margin-top:16px;color:var(--muted)}
.stack{display:grid;gap:24px}
.grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.no-break{white-space:nowrap}
.muted{color:var(--muted)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.panel,.card{padding:32px;border-radius:var(--r-md);background:var(--panel);box-shadow:var(--shadow-panel),var(--hl-edge)}
.panel-inset{background:var(--panel-2);border-radius:var(--r-md);padding:32px}
.prose{max-width:76ch;overflow-wrap:break-word}
.prose p,.prose ul,.prose ol,.prose pre,.prose table{margin-block:20px}
.prose ul{padding-inline-start:1.4em;list-style:disc}
.prose h2{margin-block:48px 20px}
.prose h3{margin-block:32px 16px}
.prose a:not(.btn){text-decoration:underline;text-underline-offset:4px}
.prose li+li{margin-top:8px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.ico{width:16px;height:16px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.pf-ico{width:18px;height:18px;flex-shrink:0;fill:currentColor}
.flag{width:22px;height:15px;flex-shrink:0;display:block;overflow:hidden;border-radius:var(--r-flag)}
.f-red{fill:var(--flag-red)}.f-white{fill:var(--flag-white)}.f-navy{fill:var(--flag-navy)}.f-blue{fill:var(--flag-blue)}
.f-edge{fill:none;stroke:var(--ink-a16);stroke-width:1}
.flag-chip{border-radius:var(--r-flag);box-shadow:0 2px 6px -2px var(--ink-a28)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding-inline:30px;border-radius:var(--r-pill);font-size:var(--size-body);font-weight:var(--weight-bold);letter-spacing:.01em;flex-shrink:0;white-space:nowrap;max-width:100%;transition:transform var(--time-fast),box-shadow var(--time-fast),background-color var(--time-fast)}
.btn .ico{width:18px;height:18px}
.btn-main,.btn-primary{background:linear-gradient(180deg,var(--accent-hi),var(--accent));color:var(--text);box-shadow:inset 0 1px 0 var(--white-a60),0 14px 30px -12px var(--accent-a45)}
.btn-main:hover,.btn-primary:hover{transform:translateY(-1px);box-shadow:inset 0 1px 0 var(--white-a60),0 18px 36px -12px var(--accent-a45)}
.btn-line,.btn-secondary{border:2px solid var(--ink);color:var(--ink);background:var(--clear)}
.btn-line:hover,.btn-secondary:hover{background:var(--ink);color:var(--white)}
.btn:active{transform:translateY(1px)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.55;transform:none;box-shadow:none;pointer-events:none}
.btn-small{height:40px;padding-inline:20px;font-size:var(--size-small)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.stage{position:relative;background:linear-gradient(180deg,var(--bg-top),var(--bg-bottom));overflow-x:clip;max-width:100%}
.stage::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse 46% 52% at 74% 52%,var(--accent-a06),var(--clear) 70%),linear-gradient(118deg,var(--accent-a04),var(--fog-a04))}
#site-header{position:relative;z-index:50}
.notice{position:relative;z-index:5;background:var(--ink);color:var(--white-a72);font-size:13px}
.notice-row{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px}
.notice-msg{display:flex;align-items:center;gap:10px}
.notice-dot{width:7px;height:7px;flex-shrink:0;border-radius:var(--r-round);background:var(--accent);box-shadow:0 0 0 3px var(--accent-a18)}
.notice-msg b{color:var(--white);font-weight:var(--weight-semibold)}
.notice-sep{color:var(--white-a40)}
.notice-login{display:inline-flex;align-items:center;justify-content:center;gap:4px;min-height:24px;color:var(--white);font-weight:var(--weight-semibold);white-space:nowrap}
.notice-login:hover{color:var(--accent)}
.site-head{position:relative;z-index:4}
.head-row{display:flex;align-items:center;flex-wrap:nowrap;height:72px;gap:40px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:34px;height:34px;display:block;border-radius:var(--r-sm);box-shadow:0 8px 18px -8px var(--accent-a45)}
.brand-word{font-family:var(--font-display);font-weight:var(--weight-display);font-size:21px;letter-spacing:-.02em;color:var(--text)}
.nav{flex:1;min-width:0}
.nav-list{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:4px}
.nav-list>li{position:relative}
.nav-list a,.nav-more{display:inline-flex;align-items:center;justify-content:center;gap:4px;min-height:40px;padding-inline:14px;border-radius:var(--r-pill);font-size:15px;font-weight:var(--weight-medium);color:var(--muted);white-space:nowrap;transition:color var(--time-fast),background-color var(--time-fast)}
.nav-list a:hover,.nav-more:hover{color:var(--text);background:var(--white-a40)}
.nav-list a[aria-current="page"],.nav-more.is-current{color:var(--text);font-weight:var(--weight-bold);background:var(--panel);box-shadow:var(--hl-edge)}
.menu{position:absolute;top:calc(100% + 8px);left:-8px;display:none;grid-template-columns:repeat(2,minmax(150px,1fr));gap:4px 16px;padding:16px;border-radius:var(--r-lg);background:var(--panel);box-shadow:var(--shadow-float),var(--hl-edge);z-index:70}
.nav-group.is-open .menu{display:grid}
.menu-title{padding:0 10px 6px;font-size:var(--size-label);font-weight:var(--weight-semibold);color:var(--muted)}
.menu-col{display:flex;flex-direction:column}
.menu .menu-col a{min-height:36px;justify-content:flex-start;border-radius:var(--r-sm);font-size:var(--size-small)}
.head-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto}
.lang-picker{position:relative}
.lang{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:38px;min-width:44px;width:auto;padding-inline:12px;border-radius:var(--r-pill);font-size:var(--size-small);font-weight:var(--weight-medium);color:var(--muted);white-space:nowrap}
.lang:hover{color:var(--text);background:var(--white-a40)}
.lang-panel{display:none;position:absolute;top:calc(100% + 10px);right:0;z-index:90;min-width:180px;padding:8px;border-radius:var(--r-md);background:var(--panel);box-shadow:var(--shadow-float),var(--hl-edge)}
.lang-picker.is-open .lang-panel{display:block}
.lang-panel a{display:flex;align-items:center;min-height:40px;padding:8px 12px;border-radius:var(--r-xs);font-size:var(--size-small)}
.lang-panel a:hover,.lang-panel a[aria-current]{background:var(--panel-2)}
.btn-login{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding-inline:20px;border-radius:var(--r-pill);background:var(--ink);color:var(--white);font-size:var(--size-small);font-weight:var(--weight-bold);white-space:nowrap;box-shadow:0 8px 18px -10px var(--ink-a45)}
.btn-login:hover{background:var(--ink-hi)}
.nav-toggle{display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;min-width:44px;min-height:44px;color:var(--ink);border-radius:var(--r-sm)}
.burger-line{display:block;width:20px;height:2px;background:currentColor}
.nav-drawer{display:none}
.nav-veil{display:none}
html.nav-open{overflow:hidden}
.hero{position:relative;z-index:1;padding-top:36px;padding-bottom:44px}
.hero-grid{display:grid;grid-template-columns:46fr 54fr;gap:48px;align-items:center}
.copy{position:relative;z-index:3;min-width:0}
.kicker{display:inline-flex;align-items:center;gap:10px;min-height:32px;padding:4px 14px 4px 12px;border-radius:var(--r-pill);background:var(--panel);box-shadow:var(--hl-edge),var(--shadow-chip);font-size:13px;font-weight:var(--weight-semibold);color:var(--muted)}
.kicker-dot{width:8px;height:8px;flex-shrink:0;border-radius:var(--r-round);background:var(--accent);box-shadow:0 0 0 4px var(--accent-a18)}
.h1{margin-top:24px;color:var(--text)}
.h1-line{display:block}
.kw{position:relative;display:inline-block;isolation:isolate}
.kw-arc{position:absolute;left:-3%;bottom:-2px;width:106%;height:18px;z-index:-1;overflow:visible}
.kw-arc path{fill:none;stroke:var(--accent);stroke-width:8;stroke-linecap:round;vector-effect:non-scaling-stroke}
.lede{margin-top:24px;max-width:31em;font-size:17px;line-height:1.75;color:var(--muted)}
.lede strong{color:var(--text);font-weight:var(--weight-bold)}
.trust{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;margin-top:32px}
.trust li{grid-column:span 2;display:flex;align-items:center;gap:8px;min-width:0;min-height:38px;padding:6px 14px;border-radius:var(--r-pill);background:var(--panel);box-shadow:var(--hl-edge),var(--shadow-chip);font-size:13px;font-weight:var(--weight-semibold);color:var(--text)}
.trust li:nth-child(n+4){grid-column:span 3}
.trust .ico{color:var(--accent-dark)}
.rails{margin-top:32px;padding-top:24px;border-top:1px solid var(--border);display:grid;gap:16px}
.rail{display:grid;grid-template-columns:72px minmax(0,1fr);align-items:center;gap:12px}
.rail-label{font-size:var(--size-label);font-weight:var(--weight-semibold);color:var(--muted);letter-spacing:.04em}
.rail-list{display:flex;flex-wrap:wrap;gap:8px 20px}
.rail-list li{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:var(--weight-semibold);color:var(--muted)}
.device{position:relative;margin:0;padding:20px 0 30px;min-width:0}
.studio{position:relative;height:600px;border-radius:var(--r-xl);box-shadow:var(--shadow-studio)}
.studio-bg{position:absolute;inset:0;border-radius:inherit;overflow:hidden;background:linear-gradient(152deg,var(--ink-hi),var(--ink) 50%,var(--ink-lo))}
.studio-bg::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 12% 6%,var(--cyan-a18),var(--clear) 70%),linear-gradient(135deg,var(--cyan-a08),var(--clear) 46%)}
.studio-bg::after{content:"";position:absolute;left:6%;right:6%;bottom:-16%;height:38%;border-radius:var(--r-round);background:radial-gradient(closest-side,var(--accent-a12),var(--cyan-a08) 46%,var(--clear))}
.studio-edge{position:absolute;inset:0;border-radius:inherit;pointer-events:none;box-shadow:inset 0 1px 0 var(--white-a14),inset 0 0 0 1px var(--white-a06)}
.orb{position:absolute;left:32.5%;top:11%;width:55%;aspect-ratio:1;z-index:2}
.orb-glow{position:absolute;inset:-16%;border-radius:var(--r-round);background:radial-gradient(closest-side,var(--accent-a30),var(--accent-a06) 60%,var(--clear))}
.orb-ring{position:absolute;left:-15%;right:-15%;top:33%;height:34%;border-radius:var(--r-round);border:1px solid var(--white-a14);transform:rotate(-14deg)}
.orb-ring i{position:absolute;top:calc(50% - 4px);width:8px;height:8px;border-radius:var(--r-round);background:var(--accent);box-shadow:0 0 12px var(--accent-a45)}
.orb-ring i:first-child{left:-4px}.orb-ring i:last-child{right:-4px}
.orb-ground{position:absolute;left:12%;right:12%;bottom:-12%;height:11%;border-radius:var(--r-round);background:radial-gradient(closest-side,var(--shade-deep),var(--clear))}
.orb-body{position:absolute;inset:0;border-radius:var(--r-round);overflow:hidden;background:radial-gradient(circle at 32% 27%,var(--mint),var(--accent-hi) 17%,var(--accent) 44%,var(--teal) 80%,var(--teal-deep));box-shadow:inset -24px -32px 54px var(--teal-a55),inset 16px 18px 32px var(--white-a22),0 0 0 1px var(--white-a10)}
.orb-tilt{position:absolute;inset:-10%;transform:rotate(-14deg)}
.orb-spin{position:absolute;top:0;left:0;width:200%;height:100%;animation:orb-spin 18s linear infinite}
.seam{position:absolute;left:0;width:100%;height:6%;background:var(--white-a22)}
.seam-1{top:28%}.seam-2{top:46%;height:8%}.seam-3{top:66%}
.seam::before{content:"";position:absolute;inset:0;background:radial-gradient(circle,var(--white-a88) 0 3px,var(--clear) 4px) 0 50%/12.5% 100% repeat-x}
.seam::after{content:"";position:absolute;left:0;right:0;top:50%;height:2px;margin-top:-1px;background:linear-gradient(90deg,var(--white-a60) 0 50%,var(--clear) 50% 100%) 0 0/1.5625% 100% repeat-x}
.orb-shade{position:absolute;inset:0;border-radius:var(--r-round);background:radial-gradient(circle at 36% 31%,var(--clear) 42%,var(--teal-a35) 76%,var(--teal-a55))}
.orb-gloss{position:absolute;left:13%;top:9%;width:40%;height:30%;border-radius:var(--r-round);background:radial-gradient(closest-side,var(--white-a88),var(--white-a22) 52%,var(--clear));transform:rotate(-26deg);animation:orb-breathe 6s ease-in-out infinite}
@keyframes orb-spin{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes orb-breathe{0%,100%{opacity:.78;transform:rotate(-26deg) scale(1)}50%{opacity:1;transform:rotate(-26deg) scale(1.06)}}
.win{position:absolute;left:28px;bottom:-28px;z-index:3;width:min(316px,52%);border-radius:var(--r-lg);background:var(--white);color:var(--text);box-shadow:0 34px 64px -22px var(--shade-deep),0 12px 26px -14px var(--ink-a45),0 0 0 1px var(--white-a40);transform:rotate(-2deg)}
.win-bar{display:flex;align-items:center;justify-content:space-between;height:38px;padding-inline:14px;border-bottom:1px solid var(--panel-2)}
.win-dots{display:flex;gap:6px}
.win-dots i{width:10px;height:10px;border-radius:var(--r-round)}
.win-dots i:nth-child(1){background:var(--error)}.win-dots i:nth-child(2){background:var(--warn)}.win-dots i:nth-child(3){background:var(--success)}
.win-brand{display:inline-flex;align-items:center;gap:6px;font-size:var(--size-label);font-weight:var(--weight-heavy);letter-spacing:-.01em}
.win-brand img{width:16px;height:16px;border-radius:var(--r-flag)}
.win-head{display:flex;align-items:baseline;justify-content:space-between;padding:12px 16px 6px}
.win-title{font-size:13px;font-weight:var(--weight-heavy)}
.win-meta{font-family:var(--font-mono);font-size:11px;font-weight:var(--weight-semibold);color:var(--muted)}
.routes{padding-inline:6px}
.route{position:relative;display:grid;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:10px;min-height:36px;padding:4px 10px;border-radius:var(--r-sm);font-size:13.5px;font-weight:var(--weight-semibold)}
.route.is-on{background:var(--panel);box-shadow:inset 0 0 0 1px var(--panel-2)}
.route.is-on::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:var(--r-dot);background:var(--accent)}
.route-name{min-width:0}
.tag{display:inline-flex;align-items:center;min-height:22px;padding:2px 9px;border-radius:var(--r-pill);font-size:11px;font-weight:var(--weight-bold);max-width:100%;overflow-wrap:anywhere}
.tag-iepl{background:var(--accent-pale);color:var(--accent-dark)}
.tag-relay{background:var(--panel-2);color:var(--muted)}
.tag-direct{box-shadow:inset 0 0 0 1px var(--border);color:var(--text)}
.win-conn{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:10px 12px 0;padding:10px 12px;border-radius:var(--r-conn);background:var(--accent-pale)}
.conn-state{display:inline-flex;align-items:center;gap:10px;font-size:13.5px;font-weight:var(--weight-heavy)}
.switch{position:relative;width:40px;height:22px;flex-shrink:0;border-radius:var(--r-pill);background:var(--accent);box-shadow:inset 0 1px 2px var(--ink-a16)}
.switch::after{content:"";position:absolute;top:3px;right:3px;width:16px;height:16px;border-radius:var(--r-round);background:var(--white);box-shadow:0 1px 3px var(--ink-a28)}
.conn-policy{display:inline-flex;align-items:center;gap:5px;font-size:var(--size-label);font-weight:var(--weight-bold);color:var(--accent-dark)}
.win-foot{display:flex;align-items:center;justify-content:space-between;padding:12px 16px 14px;font-size:var(--size-label);color:var(--muted)}
.win-foot b{font-family:var(--font-mono);font-size:12.5px;font-weight:var(--weight-bold);color:var(--text)}
.chip-glass,.chip-white,.card-mini{position:absolute;z-index:4}
.chip-glass{top:24px;left:24px;display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:6px 16px;border-radius:var(--r-pill);background:var(--white-a10);border:1px solid var(--white-a14);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:var(--white);font-size:13px;font-weight:var(--weight-semibold)}
.chip-glass .ico{color:var(--accent)}
.chip-white{top:-18px;right:28px;display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:6px 18px 6px 8px;border-radius:var(--r-pill);background:var(--panel);color:var(--text);box-shadow:var(--shadow-float);font-size:13.5px;font-weight:var(--weight-bold)}
.chip-white .badge{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;flex-shrink:0;border-radius:var(--r-round);background:var(--accent);color:var(--text)}
.card-mini{right:20px;bottom:44px;width:31%;display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:var(--r-md);background:var(--panel);box-shadow:var(--shadow-float),var(--hl-edge)}
.card-mini .badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;flex-shrink:0;border-radius:var(--r-round);background:var(--accent-pale);color:var(--accent-dark)}
.card-mini strong{display:block;font-size:13.5px;font-weight:var(--weight-heavy);line-height:1.3}
.card-mini span{display:block;font-size:var(--size-label);line-height:1.4;color:var(--muted)}
.band-wrap{padding-top:16px;padding-bottom:96px}
.band{position:relative;overflow:hidden;border-radius:var(--r-band);padding:64px 48px;text-align:center;background:linear-gradient(112deg,var(--accent-soft),var(--accent-hi) 58%,var(--accent));box-shadow:0 30px 70px -30px var(--accent-a45),var(--hl-edge)}
.band-eyebrow{font-size:var(--size-small);font-weight:var(--weight-bold);color:var(--accent-dark)}
.band-num{margin-top:8px;font-family:var(--font-mono);font-weight:var(--weight-heavy);font-size:140px;line-height:1;letter-spacing:-.04em}
.band-unit{margin-top:12px;font-size:var(--size-h3);font-weight:var(--weight-heavy)}
.band-note{margin:12px auto 0;max-width:30em;font-size:var(--size-body);color:var(--muted)}
#server-status{position:relative;display:block;min-height:120px;max-width:100%;overflow:hidden;margin-block:24px}
#server-status+*{margin-top:32px}
.reveal{transition:opacity var(--time-reveal) var(--ease-out),transform var(--time-reveal) var(--ease-out)}
.reveal.pending{opacity:0;transform:translateY(16px)}
.reveal.shown{opacity:1;transform:none}
.site-foot{background:var(--panel-2);box-shadow:inset 0 1px 0 var(--white-a60);padding-top:56px;padding-bottom:28px}
.foot-grid{display:grid;grid-template-columns:1.3fr 1.5fr 1fr;gap:48px}
.foot-brand p{margin-top:20px;max-width:28em;color:var(--muted);font-size:var(--size-small)}
.foot-title{font-size:var(--size-small);font-weight:var(--weight-bold);margin-bottom:14px}
.foot-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 20px}
.foot-links a,.foot-language a,.foot-legal a{display:inline-flex;align-items:center;min-height:32px;font-size:var(--size-small);color:var(--muted)}
.foot-links a:hover,.foot-language a:hover,.foot-legal a:hover{color:var(--text);text-decoration:underline;text-underline-offset:4px}
.foot-language{display:flex;flex-wrap:wrap;gap:4px 24px;margin-top:32px}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-top:24px;padding-top:24px;border-top:1px solid var(--border);font-size:var(--size-small);color:var(--muted)}
.foot-legal{display:flex;flex-wrap:wrap;gap:20px}
@media(max-width:1240px){
  :root{--size-h1:58px}
  .hero-grid{gap:36px}.studio{height:570px}.head-row{gap:24px}.nav-list a,.nav-more{padding-inline:10px}
}
@media(max-width:1080px){
  .trust li{grid-column:span 3}.trust li:last-child{grid-column:1/-1}
  .head-row{gap:16px}.head-tools{gap:6px}.nav-list a,.nav-more{padding-inline:8px;font-size:var(--size-small)}
}
@media(max-width:960px){
  .nav{display:none}.head-row{justify-content:space-between}.head-tools{margin-left:auto}
  .nav-toggle{display:inline-flex}
  .nav-drawer{position:fixed;top:var(--head-height);left:0;right:0;height:calc(100dvh - var(--head-height));max-height:calc(100dvh - var(--head-height));overflow-y:auto;overscroll-behavior:contain;background:var(--panel);z-index:80;padding:16px var(--gutter) 32px}
  .nav-drawer.is-open{display:block}
  .nav-drawer a{display:flex;align-items:center;width:100%;min-height:46px;padding:10px 12px;border-radius:var(--r-sm);font-weight:var(--weight-medium)}
  .nav-drawer a:hover,.nav-drawer a[aria-current="page"]{background:var(--panel-2)}
  .drawer-languages{margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}
  .nav-veil.is-open{display:block;position:fixed;inset:var(--head-height) 0 0;z-index:60;background:var(--ink-a45)}
  .grid-three{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}
}
@media(max-width:768px){
  :root{--gutter:24px;--size-h1:40px;--size-h2:30px}
  .hero{padding-top:24px;padding-bottom:32px}.hero-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .device{padding:0}.studio{height:auto;padding:28px 16px 20px}
  .orb{position:relative;left:auto;top:auto;width:62%;margin:12px auto 0}
  .win{position:relative;left:auto;bottom:auto;width:100%;max-width:380px;margin:-12px auto 20px;transform:none}
  .chip-glass,.chip-white,.card-mini{position:relative;top:auto;left:auto;right:auto;bottom:auto;width:fit-content;max-width:100%;margin:12px auto 0}
  .card-mini{width:100%;max-width:380px}.chip-glass{background:var(--ink-hi)}
  .rail-list{gap:8px 16px}.trust li:last-child{grid-column:span 3}
  .band{padding:40px 24px}.band-num{font-size:100px}.band-wrap{padding-bottom:64px}
  .section{padding-top:56px;padding-bottom:56px}
}
@media(max-width:640px){
  :root{--gutter:20px}
  .no-break{white-space:normal}
  .tilt,.win{transform:none}
  .stage,.device{max-width:100%;overflow-x:clip}
  .head-row{gap:8px}.head-tools{gap:2px;margin-left:auto}
  .brand{gap:6px}.brand-mark{width:28px;height:28px}.brand-word{font-size:18px}
  .lang{padding-inline:6px;font-size:var(--size-label)}.btn-login{padding-inline:12px;font-size:13px}
  .notice-row{gap:8px}.notice-msg{gap:7px;font-size:11px}.notice-login{font-size:var(--size-label)}
  .notice-sep{display:none}
  .notice-msg b{font-weight:var(--weight-medium)}
  .grid-two,.grid-three,.foot-grid{grid-template-columns:minmax(0,1fr)}
  .foot-brand{grid-column:auto}.foot-grid{gap:28px}
  .panel,.card,.panel-inset{padding:24px}
  .rail{grid-template-columns:minmax(0,1fr);gap:8px}.rail-list{gap:10px 16px}
  .trust li{padding-inline:10px;font-size:var(--size-label)}
  .band-num{font-size:88px}
  .cta-row .btn{padding-inline:24px}
}
@media(max-width:359px){
  :root{--gutter:16px;--size-h1:36px}
  .brand-word{font-size:16px}.brand-mark{width:24px;height:24px}.lang{font-size:11px;padding-inline:4px}
  .btn-login{padding-inline:10px}.head-row{gap:4px}
  .trust{grid-template-columns:minmax(0,1fr)}.trust li,.trust li:nth-child(n+4),.trust li:last-child{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal,.reveal.pending{opacity:1;transform:none}
}