/* Shared pieces for the pages beside the homepage (support, live, friend, and
   the nav on the legal pages). Same recipe as site/index.html, which keeps its
   own inline copy: iOS grouped grey, white cards, the system font, the app's
   colorset values, HeroCard and SubjectTile from Brand.swift. */
:root{
  --bg:#F2F2F7; --card:#FFFFFF; --label:#000; --secondary:#5F5F66; --sep:rgba(60,60,67,.14);
  --navy:#1B3A6B; --navy-vivid:#3B6AB0; --navy-deep:#122B55;
  --teal-fill:#026B78; --teal-vivid:#16B5C9; --teal-deep:#0090A6;
  --green-fill:#466A40; --green-vivid:#42BD67; --green-deep:#1E9448;
  --sf:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Helvetica Neue",Arial,sans-serif;
  --rounded:ui-rounded,"SF Pro Rounded",-apple-system,BlinkMacSystemFont,sans-serif;
}

/* Floating glass nav pill, as on the homepage. */
.site-nav{position:sticky;top:12px;z-index:40;display:flex;justify-content:space-between;align-items:center;gap:12px;margin:12px 0 0}
.site-nav a{display:flex;align-items:center;gap:10px;border-radius:999px;font-weight:600;text-decoration:none;color:#000;
  background:rgba(255,255,255,.72);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);
  box-shadow:0 6px 20px rgba(0,0,0,.08),inset 0 0 0 .5px rgba(0,0,0,.06);font-family:var(--sf);font-size:16px;line-height:1.2}
.site-nav .brand{padding:8px 16px 8px 8px}
.site-nav .home{padding:12px 18px;font-size:15px}
.site-nav a:focus-visible{outline:3px solid var(--teal-vivid);outline-offset:3px}
.site-nav .mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(var(--navy-vivid),var(--navy-deep));display:grid;place-items:center;
  box-shadow:0 1px 2px rgba(0,0,0,.18),inset 0 0 0 1px rgba(255,255,255,.22)}
/* The legal pages keep their dark mode; the pill follows them into it. */
@media (prefers-color-scheme:dark){
  .legal .site-nav a{background:rgba(44,44,46,.72);color:#fff;box-shadow:0 6px 20px rgba(0,0,0,.4),inset 0 0 0 .5px rgba(255,255,255,.1)}
}

/* Page frame for support, live and friend. */
.page{background:var(--bg);color:var(--label);font-family:var(--sf);font-size:17px;line-height:1.35;-webkit-font-smoothing:antialiased;margin:0;min-height:100vh}
.page *{box-sizing:border-box}
.page .wrap{max-width:640px;margin:0 auto;padding:0 20px 64px}
:where(.page) a{color:inherit}
.large{font-size:clamp(38px,8vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.05;margin:56px 0 10px}
.secondary{color:var(--secondary)}
.caps{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--secondary)}
.card{background:var(--card);border-radius:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 26px;border-radius:999px;font-weight:600;font-size:17px;text-decoration:none;background:var(--teal-fill);color:#fff}
.btn.white{background:#fff;color:var(--navy)}
.btn:focus-visible,.group a:focus-visible,.link:focus-visible{outline:3px solid var(--teal-vivid);outline-offset:3px}
.ic{width:1em;height:1em;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* HeroCard (Brand.swift). */
.hero-card{--fill:var(--navy);--deep:var(--navy-deep);--vivid:var(--navy-vivid);--s:.7;--r:28px;--lr:300px;
  position:relative;overflow:hidden;color:#fff;border-radius:var(--r);
  --hot:color-mix(in srgb,var(--vivid) 60%,#fff);
  background:var(--fill);
  background:
    radial-gradient(circle var(--lr) at calc(100% + 16px) -48px,
      color-mix(in srgb,var(--hot) calc(95% * var(--s)),transparent) 0,
      color-mix(in srgb,var(--vivid) calc(70% * var(--s)),transparent) 33%,
      color-mix(in srgb,var(--vivid) calc(30% * var(--s)),transparent) 67%,transparent 100%),
    radial-gradient(circle calc(var(--lr) * .8) at 100% 100%,color-mix(in srgb,var(--deep) calc(70% * var(--s)),transparent),transparent),
    radial-gradient(circle 140px at -40px calc(100% + 40px),rgba(255,255,255,.14),transparent),
    linear-gradient(135deg,var(--fill),color-mix(in srgb,var(--fill) 90%,var(--deep)));
  box-shadow:0 3px 6px rgba(0,0,0,.14)}
.hero-card::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,var(--hot) 0,var(--vivid) 10%,var(--deep) 22%,color-mix(in srgb,var(--fill) 50%,var(--deep)) 36%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.hc-teal{--fill:var(--teal-fill);--deep:var(--teal-deep);--vivid:var(--teal-vivid);--s:.35}
.hc-green{--fill:var(--green-fill);--deep:var(--green-deep);--vivid:var(--green-vivid);--s:.55}

/* SubjectTile. */
.tile{--t:var(--teal-vivid);--b:var(--teal-deep);width:34px;height:34px;border-radius:9px;flex:none;display:grid;place-items:center;color:#fff;font-size:18px;
  background:linear-gradient(var(--t),var(--b));box-shadow:0 3px 4px rgba(0,0,0,.18),inset 0 0 0 1px rgba(255,255,255,.28)}
.t-navy{--t:var(--navy-vivid);--b:var(--navy-deep)} .t-green{--t:var(--green-vivid);--b:var(--green-deep)}

/* Settings-style group. */
.group{overflow:hidden;list-style:none;margin:0;padding:0}
.group a,.group .row{display:flex;align-items:center;gap:14px;padding:14px 18px;position:relative;text-decoration:none}
.group li+li>a::before,.group li+li>.row::before{content:"";position:absolute;top:0;left:66px;right:0;height:.5px;background:var(--sep)}
.group a:hover{background:rgba(0,0,0,.03)}
.group .txt{flex:1;min-width:0}
.group .txt b{display:block;font-weight:600}
.group .txt>span{display:block;font-size:15px;color:var(--secondary);margin-top:1px}
.group .txt>.addr{color:var(--teal-fill);font-weight:600}
.group .chev{color:#C4C4C7;font-size:18px}
.group .num{width:34px;height:34px;border-radius:50%;flex:none;display:grid;place-items:center;background:#E6F6F8;color:var(--teal-fill);font-family:var(--rounded);font-weight:800}

/* Invite cards (live, friend). */
.invite{padding:36px 26px 30px;text-align:center;margin-top:28px}
.invite h1{font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1.1;margin:18px 0 8px}
.invite p{color:rgba(255,255,255,.88);font-size:17px;margin:0 auto;max-width:32ch}
.live-pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#fff}
.live-pill .dot{width:8px;height:8px;border-radius:50%;background:#fff;animation:livepulse 2s ease-out infinite}
@keyframes livepulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.55)}70%,100%{box-shadow:0 0 0 8px rgba(255,255,255,0)}}
.code{display:flex;gap:6px;justify-content:center;margin:22px 0 4px}
.code b{width:44px;height:54px;border-radius:13px;background:#fff;color:var(--teal-fill);display:grid;place-items:center;font-family:var(--rounded);font-size:27px;font-weight:800}
.code-label{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.88);margin-top:8px}
.actions{display:grid;justify-items:center;gap:14px;margin-top:26px}
.link{color:var(--teal-fill);font-weight:600;text-decoration:none}
.foot{margin-top:28px;text-align:center;font-size:14px}
.foot a{color:var(--teal-fill);text-decoration:none}
@media (max-width:420px){.page .wrap{padding:0 16px 56px}.code b{width:38px;height:48px;font-size:23px}.invite{padding:30px 18px 26px}}
@media (prefers-reduced-motion:reduce){.live-pill .dot{animation:none}}

/* Author display rules (.code is flex) must not beat the hidden attribute. */
[hidden]{display:none !important}