:root{
  --blue:#2683c7; --blue-d:#1c6aa3; --blue-l:#e9f3fb;
  --gold:#c8a02e; --gold-d:#876613; --gold-l:#faf1d6;
  --ink:#16202b; --muted:#637385; --line:#e3e9f0;
  --bg:#f3f8fc; --card:#ffffff; --danger:#c0492f; --sky:#7cc1ef;
  --shadow:0 1px 2px rgba(20,30,25,.05),0 8px 24px rgba(20,30,25,.06);
  --r:16px;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--ink);font-size:16px;line-height:1.45;
  padding-bottom:env(safe-area-inset-bottom)}
button{font-family:inherit;cursor:pointer}
a{color:var(--blue);text-decoration:none}
input,select,textarea{font-family:inherit;font-size:16px}

/* layout */
#app{max-width:560px;margin:0 auto;min-height:100%}
.screen{padding:16px 16px 96px}
.topbar{position:sticky;top:0;z-index:10;background:rgba(243,248,252,.92);
  backdrop-filter:blur(8px);display:flex;align-items:center;gap:10px;
  padding:14px 16px;border-bottom:1px solid var(--line)}
.topbar h1{font-size:18px;margin:0;font-weight:700;letter-spacing:-.01em}
.topbar .sub{font-size:12px;color:var(--muted)}
.grow{flex:1}

/* splash */
.splash{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px}
.splash-mark{font-size:30px;font-weight:800;letter-spacing:-.02em;color:var(--blue)}
.spinner{width:26px;height:26px;border:3px solid var(--blue-l);border-top-color:var(--blue);
  border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* hero / auth */
.hero{padding:40px 22px 10px;text-align:center}
.hero .verb{color:var(--blue);font-weight:800}
.hero h1{font-size:34px;line-height:1.1;margin:.2em 0;letter-spacing:-.02em}
.hero p{color:var(--muted);font-size:16px;margin:.4em auto 1.2em;max-width:30ch}
.tagline{font-size:13px;color:var(--muted);margin-top:18px}
.tagline b{color:var(--blue)}
.wordmark{font-size:46px;font-weight:850;letter-spacing:-.03em;color:var(--blue);line-height:1}
.wordmark .hash{color:var(--sky)}
.verbrow{display:grid;grid-template-columns:repeat(3,auto);gap:8px;justify-content:center;justify-items:center;margin-top:16px}
.verbrow span{font-size:13px;font-weight:750;color:var(--blue-d);background:var(--blue-l);padding:6px 14px;border-radius:999px}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);padding:16px;margin:12px 0}
.card.tight{padding:14px}
.row{display:flex;align-items:center;gap:12px}
.muted{color:var(--muted)}
.small{font-size:13px}
.center{text-align:center}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:none;border-radius:12px;padding:14px 18px;font-size:16px;font-weight:650;
  background:var(--blue);color:#fff;width:100%}
.btn:active{transform:translateY(1px)}
.btn.secondary{background:var(--blue-l);color:var(--blue-d)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.danger{background:transparent;color:var(--danger);border:1px solid #eccfc8}
.btn.sm{padding:9px 14px;font-size:14px;width:auto;border-radius:10px}
.btn[disabled]{opacity:.5;pointer-events:none}

/* inputs */
.field{margin:12px 0}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:13px 14px;border:1px solid var(--line);
  border-radius:12px;background:#fff;color:var(--ink)}
.field textarea{min-height:84px;resize:vertical}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:9px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:14px;font-weight:600}
.chip.on{background:var(--blue);color:#fff;border-color:var(--blue)}

/* tabs / segmented */
.seg{display:flex;background:#eaf1f8;border-radius:12px;padding:4px;gap:4px;margin:4px 0 6px}
.seg button{flex:1;border:none;background:transparent;padding:9px;border-radius:9px;font-weight:650;color:var(--muted);font-size:14px}
.seg button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}
/* activity grid — 3 per row, wraps to new rows as activities grow */
.actbar{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:4px 0 10px}
.actchip{display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:11px 8px;border:1px solid var(--line);border-radius:14px;
  background:#fff;font-size:13px;font-weight:650;color:var(--muted);transition:transform .12s}
.actchip:active{transform:scale(.96)}
.actchip.on{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 4px 12px rgba(38,131,199,.28)}
.actchip .ae{font-size:23px;line-height:1}
/* #safe — gold, the verified-only mark */
.gname{color:#b8860b;font-weight:800}
.avatar{width:92px;height:92px;border-radius:50%;object-fit:cover;display:block;margin:0 auto;border:2px solid var(--blue-l)}
.avatar.ph{display:flex;align-items:center;justify-content:center;font-size:44px;background:var(--blue-l)}
.avatar.sm{width:40px;height:40px;border-width:1px}
/* maps */
.omap{height:220px;border-radius:14px;border:1px solid var(--line);overflow:hidden;z-index:0}
.pickmap{height:200px;border-radius:12px;border:1px solid var(--line);overflow:hidden;margin-top:6px;z-index:0}
.leaflet-container{font:inherit}
/* who's going roster */
.members{display:flex;flex-wrap:wrap;gap:14px;margin-top:14px}
.member{display:flex;flex-direction:column;align-items:center;gap:4px;width:56px;text-align:center}
.member .nm{font-size:11px;font-weight:600;line-height:1.15;width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.member .hosttag{font-size:9px;font-weight:800;letter-spacing:.04em;color:var(--blue-d);background:var(--blue-l);padding:1px 6px;border-radius:999px;text-transform:uppercase}
.pill.gold{background:var(--gold-l);color:var(--gold-d)}
.safechip{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;
  border:1.5px solid var(--gold);background:#fff;color:var(--gold-d);font-weight:750;
  border-radius:999px;padding:11px 16px;font-size:14px;margin:2px 0 8px}
.safechip:active{transform:translateY(1px)}
.safechip.on{background:var(--gold);color:#fff}
.toggle{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--muted);padding:6px 2px}
.toggle input{width:40px;height:24px;appearance:none;background:#cdd8e4;border-radius:99px;position:relative;transition:.15s}
.toggle input:checked{background:var(--blue)}
.toggle input::after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:.15s}
.toggle input:checked::after{left:18px}

/* outing item */
.outing{display:flex;gap:12px;align-items:flex-start;padding:14px;border:1px solid var(--line);
  border-radius:var(--r);background:#fff;margin:10px 0;box-shadow:var(--shadow)}
.outing .ico{width:44px;height:44px;border-radius:12px;background:var(--blue-l);display:flex;
  align-items:center;justify-content:center;font-size:22px;flex:none}
.outing h3{margin:0 0 2px;font-size:16px}
.outing .meta{font-size:13px;color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;
  padding:3px 9px;border-radius:999px;background:#eaf1f8;color:var(--muted)}
.pill.verified{background:var(--gold-l);color:var(--gold-d)}
.badge-v{color:var(--gold);font-weight:800}

/* chat */
.chat{display:flex;flex-direction:column;gap:8px;padding:8px 0}
.msg{max-width:80%;padding:9px 12px;border-radius:14px;background:#eaf1f8;align-self:flex-start}
.msg.me{background:var(--blue);color:#fff;align-self:flex-end}
.msg .who{font-size:11px;font-weight:700;opacity:.75;margin-bottom:2px}
.msg .mt{font-weight:500;opacity:.85}
.composer{position:sticky;bottom:0;display:flex;gap:8px;padding:10px 0;background:var(--bg)}
.composer input{flex:1}

/* bottom nav */
.nav{position:fixed;left:0;right:0;bottom:0;display:flex;background:#fff;border-top:1px solid var(--line);
  padding:6px 0 calc(6px + env(safe-area-inset-bottom));z-index:20;max-width:560px;margin:0 auto}
.nav button{flex:1;border:none;background:none;display:flex;flex-direction:column;align-items:center;gap:2px;
  font-size:11px;color:var(--muted);font-weight:600;padding:6px}
.nav button.on{color:var(--blue)}
.nav .ni{font-size:20px;line-height:1}

/* misc */
.empty{text-align:center;color:var(--muted);padding:48px 20px}
.empty .big{font-size:40px;margin-bottom:8px}
.banner{background:var(--blue-l);color:var(--blue-d);border-radius:12px;padding:12px 14px;font-size:14px;margin:10px 0}
.banner.warn{background:#fbf3e3;color:#7a5a16}
.fab{position:fixed;right:max(16px,calc(50% - 280px + 16px));bottom:calc(76px + env(safe-area-inset-bottom));
  width:56px;height:56px;border-radius:50%;background:var(--blue);color:#fff;border:none;font-size:28px;
  box-shadow:0 6px 18px rgba(38,131,199,.4);z-index:21;display:flex;align-items:center;justify-content:center}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:#1b201d;color:#fff;
  padding:11px 16px;border-radius:12px;font-size:14px;z-index:50;max-width:90%;text-align:center}
.err{color:var(--danger);font-size:14px;margin:8px 0}
.modal-bg{position:fixed;inset:0;background:rgba(16,28,40,.5);z-index:40;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:#fff;width:100%;max-width:560px;border-radius:20px 20px 0 0;padding:18px 16px calc(20px + env(safe-area-inset-bottom));max-height:90vh;overflow:auto}
.sheet h2{margin:.2em 0 .6em}
.list-head{font-size:13px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin:18px 2px 4px}