/* ==========================================================================
   VPNGive — design tokens, reset, typography, shell (header/footer), buttons
   Light cool-tinted system. All colors live in :root only.
   ========================================================================== */

:root{
  /* --- surfaces --- */
  --bg-top:#E5E8F6;
  --bg-bottom:#F2F5FC;
  --bg:#E5E8F6;
  --panel:#F6F8FE;
  --panel-2:#D7DDF1;
  --border:#C7CFE7;

  /* --- brand --- */
  --accent:#4C1FD6;
  --accent-dark:#2E0F8F;
  --accent-wash:rgba(76,31,214,.15);
  --accent-soft:rgba(76,31,214,.07);
  --accent-line:rgba(76,31,214,.38);
  --cyan:#6FE0F0;

  /* --- text --- */
  --ink:#12152E;
  --muted:#5B6484;
  --on-dark:#E9EDFB;
  --on-dark-soft:rgba(233,237,251,.66);
  --term-ink:rgba(233,237,251,.80);
  --on-accent:#FFFFFF;

  /* --- semantic --- */
  --ok:#0E8A5F;
  --warn:#A96A00;
  --err:#C02A45;

  /* --- flag pigments (inline SVG only) --- */
  --flag-white:#FFFFFF;
  --flag-red:#C42B45;
  --flag-blue:#1F2F6B;

  /* --- header --- */
  --head-bg:rgba(246,248,254,.82);

  /* --- beam pigments --- */
  --beam-cyan-strong:rgba(111,224,240,.62);
  --beam-cyan-mid:rgba(111,224,240,.42);
  --beam-cyan-soft:rgba(111,224,240,.26);
  --beam-indigo-strong:rgba(76,31,214,.30);
  --beam-indigo-mid:rgba(76,31,214,.20);
  --beam-indigo-soft:rgba(76,31,214,.12);
  --beam-fade-cyan:rgba(111,224,240,0);
  --beam-fade-indigo:rgba(76,31,214,0);

  /* --- radii --- */
  --r-xs:4px;
  --r-sm:6px;
  --r-md:10px;
  --r-lg:14px;
  --r-pill:999px;

  /* --- metrics --- */
  --wrap:1240px;
  --gutter:32px;
  --head-h:64px;

  /* --- elevation --- */
  --inset-light:inset 0 1px 0 #FFFFFF;
  --shadow-card:0 24px 48px -32px rgba(76,31,214,.55),0 3px 8px -4px rgba(18,21,46,.10),inset 0 1px 0 #FFFFFF;
  --shadow-card-hover:0 32px 56px -34px rgba(76,31,214,.68),0 5px 12px -6px rgba(18,21,46,.14),inset 0 1px 0 #FFFFFF;
  --shadow-float:0 14px 28px -18px rgba(76,31,214,.55),inset 0 1px 0 #FFFFFF;
  --shadow-cta:0 18px 34px -18px rgba(76,31,214,.85),inset 0 1px 0 rgba(255,255,255,.30);
  --shadow-dark:0 16px 30px -18px rgba(18,21,46,.85);
  --shadow-panel:0 30px 60px -44px rgba(76,31,214,.60),inset 0 1px 0 #FFFFFF;

  /* --- type stacks --- */
  --font-display:'Inter','Noto Sans SC','Noto Sans JP','Noto Sans KR',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-body:'Inter','Noto Sans SC','Noto Sans JP','Noto Sans KR',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  /* --- type scale --- */
  --fs-display:clamp(34px,4.55vw,66px);
  --fs-h2:clamp(26px,2.6vw,38px);
  --fs-h3:clamp(19px,1.6vw,23px);
  --fs-body:15px;
  --fs-small:13px;
  --fs-mono:11.5px;
}

/* --------------------------------------------------------------- reset --- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-padding-top:calc(var(--head-h) + 16px);
  scroll-behavior:smooth;
}
html.nav-open{overflow:hidden}
body{
  margin:0;
  min-height:100svh;
  font-family:var(--font-body);
  font-size:var(--fs-body);
  line-height:1.6;
  color:var(--ink);
  background-color:var(--bg-bottom);
  background-image:linear-gradient(180deg,var(--bg-top) 0%,var(--bg-bottom) 58%);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:800;letter-spacing:-.02em;line-height:1.16;color:var(--ink);text-wrap:balance}
h1{font-size:var(--fs-display);line-height:1.06;letter-spacing:-.03em}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3);font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit}
code,kbd,samp{font-family:var(--font-mono);overflow-wrap:anywhere;word-break:break-word}
pre{font-family:var(--font-mono);overflow-x:auto;max-width:100%}
strong,b{font-weight:700;color:var(--ink)}
hr{border:0;border-top:1px solid var(--border);margin:0}
::selection{background:var(--accent-wash);color:var(--ink)}

/* focus visibility (a11y) */
a:focus-visible,
button:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:var(--r-xs);
}

/* ------------------------------------------------------------ layout --- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding-left:var(--gutter);
  padding-right:var(--gutter);
}
.sec{padding-top:64px;padding-bottom:64px}
.sec-tight{padding-top:40px;padding-bottom:40px}
.sec-head{max-width:720px}
.sec-head h2{margin-top:12px}
.sec-lede{margin-top:14px;font-size:15.5px;line-height:1.78;color:var(--muted);max-width:660px}
.sec-lede strong{color:var(--ink);font-weight:700}

.kicker{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-mono);font-size:var(--fs-mono);
  letter-spacing:.14em;color:var(--muted);
}
.kicker-mark{width:9px;height:9px;border-radius:2px;background:var(--accent);box-shadow:0 0 0 3px var(--accent-wash);flex:0 0 9px}

/* CJK no-break helper: keyword spans only (2–4 chars) */
.no-break{white-space:nowrap}

/* ------------------------------------------------------------ buttons --- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 27px;border-radius:var(--r-pill);
  font-family:var(--font-body);font-size:15px;font-weight:600;letter-spacing:.01em;
  text-align:center;white-space:nowrap;
  border:1px solid transparent;background:transparent;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.btn svg{width:15px;height:15px;flex:0 0 15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{background:var(--accent);color:var(--on-accent);box-shadow:var(--shadow-cta)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border);box-shadow:var(--inset-light)}
.btn-ghost:hover{border-color:var(--accent-line);color:var(--accent);transform:translateY(-1px)}
.btn-dark{background:var(--ink);color:var(--on-dark);box-shadow:var(--shadow-dark)}
.btn-dark:hover{transform:translateY(-1px);color:var(--on-dark)}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:var(--r-pill)}
.btn-block{width:100%}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.5;pointer-events:none}

/* --------------------------------------------------------- announce bar --- */
.announce{position:relative;overflow:hidden;background:var(--ink);color:var(--on-dark)}
.announce-dots{position:absolute;top:0;right:0;bottom:0;width:300px;z-index:1;pointer-events:none}
.announce-dots::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--accent) 0%,var(--cyan) 100%);
  -webkit-mask-image:radial-gradient(circle at 3px 3px,#000 1.2px,transparent 1.6px);
  mask-image:radial-gradient(circle at 3px 3px,#000 1.2px,transparent 1.6px);
  -webkit-mask-size:6px 6px;mask-size:6px 6px;
  -webkit-mask-repeat:repeat;mask-repeat:repeat;
}
.announce-dots::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--ink) 0%,rgba(18,21,46,0) 62%)}
.announce-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;gap:14px;height:38px;padding:0 24px;font-size:12.5px}
.announce-tag{flex:0 0 auto;font-family:var(--font-mono);font-size:10.5px;line-height:1.2;letter-spacing:.14em;color:var(--cyan);border:1px solid rgba(111,224,240,.42);border-radius:var(--r-xs);padding:2px 6px}
.announce-text{color:var(--on-dark-soft);letter-spacing:.01em}
.announce-text b{color:var(--on-dark);font-weight:600}
.announce-link{display:inline-flex;align-items:center;gap:4px;flex:0 0 auto;font-size:12px;color:var(--on-dark);text-decoration:none;border-bottom:1px solid rgba(233,237,251,.32);padding-bottom:1px}
.announce-link:hover{border-bottom-color:var(--cyan)}
.announce-link svg{width:11px;height:11px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* --------------------------------------------------------------- header --- */
.site-head{position:sticky;top:0;z-index:40;background:var(--head-bg);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.head-inner{display:flex;align-items:center;gap:20px;height:var(--head-h)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;min-width:0}
.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;overflow:hidden;flex:0 0 30px}
.brand-mark img{width:30px;height:30px;display:block}
.brand-word{font-family:var(--font-display);font-weight:800;font-size:17px;letter-spacing:-.02em;color:var(--ink);line-height:1;white-space:nowrap}
.brand-cn{font-size:12px;color:var(--muted);letter-spacing:.02em;padding-left:9px;border-left:1px solid var(--border);line-height:1.1;white-space:nowrap}
.brand-cn:empty{display:none}

/* desktop nav: ul itself must be flex (nav-stacked guard) */
.nav{display:flex;align-items:center;min-width:0}
.nav ul{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav li{display:flex;min-width:0}
.nav-link{display:inline-flex;align-items:center;gap:6px;padding:7px 9px;border-radius:var(--r-sm);font-size:13px;line-height:1;color:var(--muted);text-decoration:none;white-space:nowrap;transition:color .16s ease,background-color .16s ease}
.nav-link svg{width:14px;height:14px;flex:0 0 14px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.72;transition:opacity .16s ease}
.nav-link:hover{color:var(--ink);background:var(--accent-soft)}
.nav-link:hover svg{opacity:1}
.nav-link[aria-current="page"]{color:var(--accent);background:var(--accent-soft);font-weight:600}
.nav-link[aria-current="page"] svg{opacity:1}

.head-right{position:relative;z-index:46;display:flex;align-items:center;gap:8px;margin-left:auto;flex:0 0 auto}
.lang{display:inline-flex;align-items:center;justify-content:center;gap:5px;height:32px;min-height:32px;padding:0 9px;border:1px solid transparent;border-radius:var(--r-sm);background:transparent;font-family:inherit;font-size:12.5px;color:var(--muted);text-decoration:none;cursor:pointer;transition:border-color .16s ease,color .16s ease;white-space:nowrap}
.lang:hover{border-color:var(--border);color:var(--ink)}
.lang svg{width:12px;height:12px;flex:0 0 12px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.login{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:34px;min-height:34px;padding:0 15px;border-radius:var(--r-pill);
  background:var(--ink);color:var(--on-dark);font-size:13px;font-weight:600;
  text-decoration:none;box-shadow:var(--shadow-dark);white-space:nowrap;
  transition:transform .16s ease;
}
.login:hover{transform:translateY(-1px);color:var(--on-dark)}
.login svg{width:13px;height:13px;flex:0 0 13px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* language dropdown */
.lang-wrap{position:relative;display:flex}
.lang-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:5px;
  height:32px;min-height:32px;padding:0 10px;border:1px solid transparent;border-radius:var(--r-sm);
  background:transparent;font-size:12.5px;color:var(--muted);cursor:pointer;white-space:nowrap;
  transition:border-color .16s ease,color .16s ease;
}
.lang-btn:hover,.lang-btn[aria-expanded="true"]{border-color:var(--border);color:var(--ink)}
.lang-btn svg{width:12px;height:12px;flex:0 0 12px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.lang-menu{
  position:absolute;top:calc(100% + 6px);right:0;z-index:50;min-width:150px;
  padding:6px;border:1px solid var(--border);border-radius:var(--r-md);
  background:var(--panel);box-shadow:var(--shadow-card);
}
.lang-menu[hidden]{display:none}
.lang-menu a{display:flex;align-items:center;min-height:36px;padding:0 10px;border-radius:var(--r-sm);font-size:13px;color:var(--muted)}
.lang-menu a:hover{background:var(--accent-soft);color:var(--ink)}
.lang-menu a[aria-current="true"]{color:var(--accent);font-weight:600}

/* burger */
.burger{
  display:none;align-items:center;justify-content:center;
  min-width:44px;min-height:44px;padding:0;border:1px solid var(--border);border-radius:var(--r-sm);
  background:var(--panel);color:var(--ink);cursor:pointer;
}
.burger svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.burger .ico-close{display:none}
.burger[aria-expanded="true"] .ico-close{display:block}
.burger[aria-expanded="true"] .ico-open{display:none}

/* burger as emitted by header.js */
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  min-width:44px;min-height:44px;padding:0;border:1px solid var(--border);border-radius:var(--r-sm);
  background:var(--panel);color:var(--ink);cursor:pointer;
}
.nav-toggle svg{display:block;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.nav-toggle .nav-toggle-close{display:none}
.nav-toggle[aria-expanded="true"] .nav-toggle-close{display:block}
.nav-toggle[aria-expanded="true"] .nav-toggle-open{display:none}

/* mobile drawer */
.nav-drawer{
  display:none;position:absolute;left:0;right:0;top:100%;z-index:45;
  max-height:calc(100dvh - var(--drawer-top,64px));
  overflow-y:auto;overscroll-behavior:contain;
  background:var(--panel);border-bottom:1px solid var(--border);
  box-shadow:var(--shadow-card);
  padding:10px var(--gutter) 18px;
}
.nav-drawer.is-open{display:block}
.nav-drawer ul{list-style:none;margin:0;padding:0}
.nav-drawer a{
  display:flex;align-items:center;gap:10px;width:100%;
  min-height:46px;padding:10px 8px;border-radius:var(--r-sm);
  font-size:14.5px;color:var(--ink);border-bottom:1px solid var(--border);
}
.nav-drawer li:last-child a{border-bottom:0}
.nav-drawer a:hover{background:var(--accent-soft)}
.nav-drawer a[aria-current="page"]{color:var(--accent);font-weight:600}
.nav-drawer a svg{width:16px;height:16px;flex:0 0 16px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.75}
.nav-drawer .drawer-lang{margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}
.nav-drawer .drawer-lang-label,.nav-drawer .drawer-lang-title{display:block;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:var(--muted);margin-bottom:6px}

/* --------------------------------------------------------------- footer --- */
.site-foot{position:relative;margin-top:64px;background:var(--ink);color:var(--on-dark);overflow:hidden}
.site-foot::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,var(--accent) 0%,var(--cyan) 50%,var(--accent) 100%);opacity:.7;
}
.foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-top:52px;padding-bottom:36px}
.foot-brand .brand-word{color:var(--on-dark)}
.foot-brand .brand-cn{color:var(--on-dark-soft);border-left-color:rgba(233,237,251,.24)}
.foot-brand .brand-mark{box-shadow:0 8px 16px -10px rgba(0,0,0,.6)}
.foot-desc{margin-top:14px;font-size:13px;line-height:1.8;color:var(--on-dark-soft);max-width:320px}
.foot-col-title{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;color:var(--cyan);margin-bottom:12px}
.foot-links{display:flex;flex-direction:column;gap:2px}
.foot-links a{display:inline-flex;align-items:center;min-height:30px;font-size:13px;color:var(--on-dark-soft);text-decoration:none;transition:color .16s ease}
.foot-links a:hover{color:var(--on-dark)}
.foot-tags{display:flex;flex-wrap:wrap;gap:8px}
.foot-tags a{
  display:inline-flex;align-items:center;min-height:26px;padding:2px 10px;max-width:100%;
  border:1px solid rgba(233,237,251,.20);border-radius:var(--r-pill);
  font-family:var(--font-mono);font-size:11px;color:var(--on-dark-soft);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.foot-tags a:hover{border-color:var(--cyan);color:var(--on-dark)}
.foot-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding-top:18px;padding-bottom:26px;border-top:1px solid rgba(233,237,251,.14)}
.foot-copy{font-size:12px;color:var(--on-dark-soft);font-family:var(--font-mono);letter-spacing:.02em}
.foot-legal{display:flex;flex-wrap:wrap;gap:16px}
.foot-legal a{font-size:12px;color:var(--on-dark-soft);min-height:24px;display:inline-flex;align-items:center}
.foot-legal a:hover{color:var(--on-dark)}

/* ------------------------------------------------------------- reveal --- */
.reveal{transition:opacity .55s ease,transform .55s ease}
.reveal.pending{opacity:0;transform:translateY(16px)}
.reveal.shown{opacity:1;transform:none}

/* -------------------------------------------------------- float CTA --- */
.float-cta{
  position:fixed;right:22px;bottom:20px;z-index:60;
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--accent);color:var(--on-accent);
  font-size:13.5px;font-weight:600;text-decoration:none;
  box-shadow:var(--shadow-cta);
  transition:transform .18s ease,background-color .18s ease;
}
.float-cta:hover{background:var(--accent-dark);transform:translateY(-2px)}
.float-cta svg{width:15px;height:15px;flex:0 0 15px;fill:currentColor}
body:has(.float-cta)::after{
  content:"";display:block;
  height:calc(88px + env(safe-area-inset-bottom,0px));
}

/* ------------------------------------------------------------- shared --- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 11px;max-width:100%;
  border-radius:var(--r-pill);border:1px solid var(--border);
  background:var(--panel);font-family:var(--font-mono);font-size:11px;
  letter-spacing:.03em;color:var(--muted);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.pill svg{width:12px;height:12px;flex:0 0 12px;fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.badge-dark{
  display:inline-flex;align-items:center;gap:7px;
  height:26px;padding:0 11px;border-radius:var(--r-xs);
  background:var(--ink);color:var(--on-dark);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.03em;
  box-shadow:var(--shadow-dark);white-space:nowrap;max-width:100%;overflow:hidden;
}
.badge-dark::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--cyan);flex:0 0 5px}
.chip{
  display:inline-flex;align-items:center;height:22px;padding:0 9px;max-width:100%;
  border-radius:var(--r-pill);border:1px solid var(--border);
  background:var(--bg-top);font-family:var(--font-mono);font-size:10.5px;
  letter-spacing:.04em;color:var(--muted);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.term{
  display:flex;align-items:center;gap:8px;padding:9px 10px;
  border-radius:var(--r-sm);background:var(--ink);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);overflow:hidden;
}
.term-dots{display:inline-flex;gap:4px;flex:0 0 auto}
.term-dots i{width:5px;height:5px;border-radius:50%;background:var(--err);opacity:.85}
.term-dots i:nth-child(2){background:var(--warn)}
.term-dots i:nth-child(3){background:var(--ok)}
.term-code{font-family:var(--font-mono);font-size:10px;letter-spacing:.02em;color:var(--term-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.flag{display:inline-flex;flex:0 0 auto;border-radius:var(--r-xs);overflow:hidden;box-shadow:0 1px 2px rgba(18,21,46,.18),0 0 0 1px rgba(18,21,46,.06)}
.flag svg{width:26px;height:19px}
.f-white{fill:var(--flag-white)}
.f-red{fill:var(--flag-red)}
.f-blue{fill:var(--flag-blue)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.mono{font-family:var(--font-mono)}

/* ---------------------------------------------------------- responsive --- */
@media (max-width:1180px){
  .nav-link{padding:7px 7px;font-size:12.5px}
  .brand-cn{display:none}
  .announce-dots{width:220px}
}
@media (max-width:1100px){
  .announce-dots{display:none}
}
@media (max-width:1040px){
  :root{--head-h:auto}
  .head-inner{flex-wrap:wrap;height:auto;padding-top:10px;padding-bottom:10px;row-gap:6px}
  .nav{order:3;width:100%;overflow-x:auto;padding-bottom:2px;scrollbar-width:none;margin-left:0}
  .nav::-webkit-scrollbar{display:none}
  .head-right{margin-left:auto}
  .foot-top{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:900px){
  .nav{display:none}
  .burger{display:inline-flex}
  .nav-toggle{display:inline-flex}
  .nav-drawer{display:none}
  .nav-drawer.is-open{display:block}
  .lang-wrap{display:none}
}
@media (max-width:760px){
  :root{--gutter:20px}
  .sec{padding-top:44px;padding-bottom:44px}
  .btn{height:46px;padding:0 22px;font-size:14px}
  .foot-top{grid-template-columns:1fr;gap:24px;padding-top:40px}
  .site-foot{margin-top:44px}
}
@media (max-width:640px){
  .no-break{white-space:normal}
  .announce-inner{height:auto;flex-wrap:wrap;justify-content:flex-start;padding:8px 20px;row-gap:4px}
  .float-cta{height:38px;padding:0 14px;font-size:12.5px;right:14px;bottom:14px;gap:6px}
  .float-cta svg{width:13px;height:13px}
  .brand-cn{display:none}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:400px){
  :root{--gutter:16px}
  .brand-word{font-size:16px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
  .reveal,.reveal.pending{opacity:1;transform:none}
}

/* lh:local-harden:start */
:is(h1,h2,h3,h4){text-wrap:balance}
:is(p,li,dd,dt,figcaption,blockquote,td,th){text-wrap:pretty}
html[lang|="ko"] body{word-break:keep-all;overflow-wrap:break-word}
html[lang|="ja"] :is(h1,h2,h3,h4){word-break:auto-phrase}
.lh-tscroll{overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch}
@media (max-width:640px){.lh-tscroll :is(th,td){min-width:5.5em}}
@supports (animation-timeline:scroll()){
  .float-cta{animation:lh-fab-in linear both;animation-timeline:scroll(root);animation-range:0 70vh}
}
@keyframes lh-fab-in{0%,45%{opacity:0;visibility:hidden}100%{opacity:1;visibility:visible}}
/* lh:local-harden:end */