/* Shared styles for the support pages: same Apple-style system as the landing page
   (white / #f5f5f7 / black bands, SF Pro first, blue pill CTAs, 18–28px radii). */
:root{
  color-scheme:light;
  --white:#FFFFFF;
  --mist:#F5F5F7;
  --ink:#1D1D1F;
  --sub:#6E6E73;
  --black:#000000;
  --on-black:#F5F5F7;
  --sub-dark:#A1A1A6;
  --blue:#0071E3;
  --link:#0066CC;
  --link-dark:#2997FF;
  --hair:#D2D2D7;
  --ok:#1E8E3E;
  --warn:#B25E00;
  --bad:#D70015;
  --led:#30D158;
  --led-amber:#FF9F0A;
  --led-red:#FF453A;
  --water:linear-gradient(90deg,#2997FF 0%,#38C6F4 55%,#7FE3F0 100%);
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue","Noto Sans Thai",sans-serif;
  padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:64px}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.5;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:rgba(251,251,253,.9)}
img{display:block;max-width:100%;height:auto}
[hidden]{display:none!important}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-weight:700;letter-spacing:-.02em;text-wrap:balance}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--link-dark);outline-offset:3px;border-radius:6px}
.wrap{max-width:1000px;margin:0 auto;padding-left:max(22px,env(safe-area-inset-left,0px));padding-right:max(22px,env(safe-area-inset-right,0px))}
section{padding-block:80px}
.mist{background:var(--mist)}
.black{background:var(--black);color:var(--on-black)}
.sub{color:var(--sub)}
.grad{background:var(--water);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-size:19px;font-weight:600;color:var(--sub);margin-bottom:8px}
.h-xl{font-size:clamp(38px,6.6vw,72px);line-height:1.06}
.h-lg{font-size:clamp(30px,4.6vw,48px);line-height:1.1}
.h-md{font-size:clamp(22px,3vw,28px);line-height:1.2}
.lede{font-size:clamp(18px,2.2vw,21px);line-height:1.45;max-width:640px;margin-top:18px}
.center{text-align:center}
.center .lede{margin-inline:auto}
.pill{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--blue);color:#fff;border:0;border-radius:980px;padding:12px 24px;font:500 17px/1.2 var(--sans);cursor:pointer}
.pill:hover{background:#0077ED;text-decoration:none}
.pill.sm{padding:5px 12px;font-size:12.5px}
.pill[disabled]{opacity:.5;cursor:progress}
a.more::after{content:" ›"}

/* local nav */
.lnav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:rgba(251,251,253,.82);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.12)}
.lnav .wrap{display:flex;align-items:center;justify-content:space-between;height:52px;gap:24px;max-width:1000px}
.lnav nav{display:flex;align-items:center;gap:28px;font-size:14px}
.lnav nav a{color:var(--ink);opacity:.85}
.lnav nav a:hover{color:var(--link);text-decoration:none}
.logo{display:inline-block;height:auto;fill:currentColor;vertical-align:middle}
.logo.nav{width:112px;color:var(--ink)}
.sep{color:var(--hair)}

/* hero */
.s-hero{padding-block:64px 56px}

/* footer */
footer{background:var(--mist);padding-block:28px 40px;font-size:12px;color:var(--sub);line-height:1.6}
footer .wrap{display:grid;gap:10px}
footer hr{border:0;border-top:1px solid var(--hair);margin:0}
footer .links{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:13px}

@media (max-width:700px){
  section{padding-block:60px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

/* mobile menu */
.nl{display:flex;align-items:center;gap:36px}
.lnav nav a[aria-current="page"]{opacity:1;font-weight:600}
.lnav a.home{display:flex}
.lnav a.home:hover{opacity:.8;text-decoration:none}
.menu-btn{display:none;width:40px;height:40px;margin-right:-10px;border:0;background:none;color:var(--ink);cursor:pointer;place-items:center;border-radius:8px}
.menu-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s}
.lnav.open .menu-btn svg{transform:rotate(180deg)}
@media (max-width:833px){
  .lnav nav{gap:10px}
  .menu-btn{display:grid}
  .nl{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
      background:#FBFBFD;
      border-bottom:1px solid rgba(0,0,0,.12);box-shadow:0 18px 30px -18px rgba(0,0,0,.25);
      padding:6px max(22px,env(safe-area-inset-right,0px)) 14px max(22px,env(safe-area-inset-left,0px))}
  .lnav.open .nl{display:flex}
  .lnav .nl a{display:block;font-size:17px;padding:16px 0;border-bottom:1px solid rgba(0,0,0,.08);opacity:1}
  .lnav .nl a:last-child{border-bottom:0}
}