/* ARK Trails — mobile-first styles
   Palette: ink navy, passport-stamp brick, marigold for primary actions, teal for success. */
:root{
  --ink:#0E1A2B; --ink-2:#1B2A41; --ink-3:#3A4A63; --mute:#6A778B; --line:#DDE2EA;
  --paper:#F1F3F7; --card:#FFFFFF; --gold:#FFB000; --gold-d:#E39A00; --gold-soft:#FFF1CC;
  --teal:#0F8B7D; --teal-soft:#DDF3EF; --brick:#C9402B; --brick-soft:#FBE6E1; --blue:#2C4DD6;
  --r:16px; --r-sm:10px; --shadow:0 1px 2px rgba(14,26,43,.06),0 8px 24px -12px rgba(14,26,43,.18);
  --font:'Figtree',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --display:'Bricolage Grotesque','Figtree',system-ui,sans-serif;
  --tab-h:64px; --sa-b:env(safe-area-inset-bottom,0px); --sa-t:env(safe-area-inset-top,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.5 var(--font);min-height:100vh;
  padding-bottom:calc(var(--tab-h) + var(--sa-b) + 12px)}
body.no-nav{padding-bottom:calc(24px + var(--sa-b))}
h1,h2,h3{font-family:var(--display);line-height:1.15;margin:0;letter-spacing:-.01em}
h2{font-size:20px;font-weight:700} h3{font-size:17px;font-weight:700}
p{margin:0 0 .8em} a{color:var(--blue)} img{max-width:100%}
.app{max-width:520px;margin:0 auto;min-height:100vh;background:var(--paper)}
.is-wide .app{max-width:1040px}
.page{padding:16px 16px 8px}
.muted{color:var(--mute)} .small{font-size:13px} .center{text-align:center} .grow{flex:1}
.row{display:flex;align-items:center;gap:12px} .between{justify-content:space-between}
.stack>*+*{margin-top:12px} .gap-lg>*+*{margin-top:20px}
.hide{display:none!important}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}

/* Top bar */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:8px;padding:calc(8px + var(--sa-t)) 12px 8px;background:rgba(241,243,247,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar-title{flex:1;text-align:center;font-size:17px;font-weight:700}
.icon-btn{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;color:var(--ink);background:none;border:0;text-decoration:none}
.icon-btn.ghost{visibility:hidden} .icon-btn:active{background:var(--line)}

/* Tab bar */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;justify-content:center;background:var(--ink);padding-bottom:var(--sa-b)}
.tabbar a{flex:1;max-width:104px;height:var(--tab-h);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#9FB0C8;text-decoration:none;font-size:11.5px;font-weight:600}
.tabbar a.on{color:var(--gold)} .tabbar a.on .ic{stroke-width:2.2}
@media(min-width:560px){.tabbar{left:50%;right:auto;transform:translateX(-50%);width:520px;border-radius:18px 18px 0 0}}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border-radius:14px;border:2px solid transparent;font:700 16px var(--font);text-decoration:none;cursor:pointer;background:var(--gold);color:var(--ink);transition:transform .08s,background .15s;width:auto}
.btn:active{transform:scale(.98)} .btn:hover{background:var(--gold-d)}
.btn.block{display:flex;width:100%}
.btn.dark{background:var(--ink);color:#fff} .btn.dark:hover{background:var(--ink-2)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink)} .btn.ghost:hover{background:#fff}
.btn.white{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.danger{background:var(--brick);color:#fff}
.btn.sm{min-height:38px;padding:0 14px;font-size:14px;border-radius:11px}
.btn[disabled],.btn.disabled{opacity:.5;pointer-events:none}
.link-btn{background:none;border:0;padding:0;color:var(--blue);font:inherit;text-decoration:underline;cursor:pointer}

/* Cards */
.card{background:var(--card);border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}
.card.flat{box-shadow:none;border:1px solid var(--line)}
.card+.card,.card+.section,.section+.card{margin-top:14px}
.section{margin-top:22px} .section>h2{margin-bottom:10px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:10px}
.section-head a{font-size:14px;font-weight:600}
.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink);font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 16px 10px;margin:0 -16px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.tag{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:700;background:var(--gold-soft);color:#7A5200}
.tag.teal{background:var(--teal-soft);color:#0A6358} .tag.brick{background:var(--brick-soft);color:#8E2A1A} .tag.ink{background:var(--ink);color:#fff}

/* Progress */
.bar{height:10px;background:rgba(14,26,43,.1);border-radius:99px;overflow:hidden}
.bar>i{display:block;height:100%;background:var(--gold);border-radius:99px;transition:width .6s cubic-bezier(.2,.8,.2,1)}
.bar.teal>i{background:var(--teal)}
.on-dark .bar{background:rgba(255,255,255,.16)}

/* Passport-stamp dots — the one memorable motif */
.stamps{display:flex;gap:8px;flex-wrap:wrap}
.stamp-dot{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:700;color:var(--mute);border:2px dashed #B8C1CF;background:transparent}
.stamp-dot.on{border:2px solid var(--brick);color:var(--brick);background:var(--brick-soft);transform:rotate(-8deg);box-shadow:inset 0 0 0 2px #fff,inset 0 0 0 3px var(--brick)}
.on-dark .stamp-dot{border-color:rgba(255,255,255,.35);color:#B9C6DA}
.on-dark .stamp-dot.on{background:#fff;color:var(--brick);border-color:var(--brick)}

/* Home hero */
.hello{font-family:var(--display);font-size:26px;font-weight:800;margin:4px 0 14px}
.hero{background:var(--ink);color:#fff;border-radius:22px;padding:18px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-40px;top:-40px;width:150px;height:150px;border-radius:50%;border:22px solid rgba(255,176,0,.14)}
.hero .lvl{font-family:var(--display);font-size:15px;font-weight:700;color:var(--gold)}
.hero .xp{font-size:13px;color:#B9C6DA;margin:6px 0 8px}
.hero .big{font-family:var(--display);font-size:34px;font-weight:800;line-height:1}
.hero .pts{display:flex;gap:22px;margin-top:16px;position:relative;z-index:1}
.hero .pts small{display:block;font-size:12px;color:#B9C6DA}
.hero .pts b{font-family:var(--display);font-size:22px}

/* Trail cards */
.trail-card{display:block;color:inherit;text-decoration:none;padding:0;overflow:hidden}
.trail-cover{height:128px;background:linear-gradient(135deg,var(--ink-2),var(--ink-3));position:relative;display:flex;align-items:flex-end;padding:12px;color:#fff}
.trail-cover.big{height:200px}
.trail-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.trail-cover:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(14,26,43,.78))}
.trail-cover .cat{position:relative;z-index:1}
.trail-cover .emoji{position:absolute;right:14px;top:10px;font-size:44px;opacity:.9;z-index:1}
.trail-body{padding:14px 16px 16px}
.meta{display:flex;flex-wrap:wrap;gap:6px 14px;color:var(--mute);font-size:13px;font-weight:500}
.meta span{display:inline-flex;align-items:center;gap:5px}
.rew{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.rew .tag{font-size:13px}

/* List rows */
.list{display:flex;flex-direction:column}
.item{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);color:inherit;text-decoration:none}
.item:last-child{border-bottom:0}
.item .thumb{width:44px;height:44px;border-radius:12px;background:var(--paper);display:grid;place-items:center;font-size:22px;flex:none}
.item .body{flex:1;min-width:0} .item .body b{display:block} .item .body span{font-size:13px;color:var(--mute)}
.state{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;flex:none;background:var(--paper);color:var(--mute)}
.state.done{background:var(--teal);color:#fff} .state.now{background:var(--gold);color:var(--ink)}
.state.pending{background:var(--gold-soft);color:#7A5200}

/* Forms */
label{display:block;font-weight:600;font-size:14px;margin:0 0 6px}
.field{margin-bottom:16px}
input[type=text],input[type=email],input[type=tel],input[type=date],input[type=number],input[type=search],input[type=url],select,textarea{width:100%;min-height:48px;padding:11px 14px;border:1.5px solid var(--line);border-radius:12px;background:#fff;font:inherit;color:var(--ink);appearance:none}
textarea{min-height:96px;resize:vertical}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8' fill='none' stroke='%236A778B' stroke-width='2'%3E%3Cpath d='m1 1 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
input:focus,select:focus,textarea:focus{border-color:var(--ink);outline:none;box-shadow:0 0 0 3px rgba(255,176,0,.45)}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500} .check input{width:22px;height:22px;margin-top:2px;accent-color:var(--ink)}
.hint{font-size:13px;color:var(--mute);margin-top:6px}
.err{color:var(--brick);font-weight:600;font-size:14px;margin-top:8px}

/* Answer options */
.opts{display:flex;flex-direction:column;gap:10px}
.opt{display:flex;gap:12px;align-items:center;padding:14px;border:2px solid var(--line);border-radius:14px;background:#fff;font-weight:600;cursor:pointer;text-align:left;font-size:16px;color:var(--ink);width:100%}
.opt .k{width:30px;height:30px;border-radius:50%;background:var(--paper);display:grid;place-items:center;font-size:13px;flex:none}
.opt.sel{border-color:var(--ink);background:var(--gold-soft)} .opt.sel .k{background:var(--ink);color:#fff}
.opt.right{border-color:var(--teal);background:var(--teal-soft)} .opt.wrong{border-color:var(--brick);background:var(--brick-soft)}

/* Flash / banners */
.flash{padding:12px 14px;border-radius:12px;margin-bottom:14px;font-weight:600;font-size:14px}
.flash-ok{background:var(--teal-soft);color:#0A6358} .flash-err{background:var(--brick-soft);color:#8E2A1A}
.offline-bar{position:sticky;top:0;z-index:50;background:var(--brick);color:#fff;text-align:center;padding:8px 12px;font-size:13px;font-weight:600}
.install-card{background:var(--gold-soft);border:1px solid #F0D27A;color:#5A3D00}

/* Story */
.story{font-size:17px;line-height:1.65}
.fact{display:flex;gap:10px;padding:10px 0;border-top:1px solid var(--line);font-size:15px} .fact:before{content:"✦";color:var(--gold-d)}
.callout{background:var(--ink);color:#fff;border-radius:var(--r);padding:16px}

/* Scanner */
.scanner{position:relative;border-radius:22px;overflow:hidden;background:#000;aspect-ratio:3/4;max-height:62vh;width:100%}
.scanner video{width:100%;height:100%;object-fit:cover}
.scanner .frame{position:absolute;inset:18% 14%;border:3px solid var(--gold);border-radius:22px;box-shadow:0 0 0 999px rgba(14,26,43,.45)}
.scanner .msg{position:absolute;left:12px;right:12px;bottom:12px;text-align:center;color:#fff;font-weight:600;font-size:14px;text-shadow:0 1px 4px #000}

/* Celebration */
.overlay{position:fixed;inset:0;z-index:100;background:rgba(14,26,43,.72);display:flex;align-items:flex-end;justify-content:center;padding:0}
.sheet{width:100%;max-width:520px;background:#fff;border-radius:26px 26px 0 0;padding:26px 20px calc(24px + var(--sa-b));text-align:center;animation:rise .35s cubic-bezier(.2,.9,.3,1)}
.sheet .stamp-big{width:96px;height:96px;margin:-62px auto 12px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--brick);border:4px solid var(--brick);font-size:40px;transform:rotate(-10deg);box-shadow:inset 0 0 0 5px #fff,inset 0 0 0 7px var(--brick),0 10px 30px rgba(0,0,0,.25);animation:stampIn .5s .15s cubic-bezier(.3,1.6,.5,1) both}
.sheet h2{font-size:24px} .gains{display:flex;justify-content:center;gap:10px;margin:14px 0}
.gain{background:var(--gold-soft);border-radius:12px;padding:8px 14px;font-weight:800;font-family:var(--display);font-size:18px}
@keyframes rise{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}
@keyframes stampIn{from{transform:scale(2.2) rotate(8deg);opacity:0}to{transform:scale(1) rotate(-10deg);opacity:1}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Badges / passport */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.badge-tile{background:#fff;border-radius:var(--r);padding:16px 12px;text-align:center;box-shadow:var(--shadow)}
.badge-tile .ico{font-size:40px;line-height:1.1}
.badge-tile.locked{opacity:.75;box-shadow:none;border:1px dashed #B8C1CF;background:transparent}
.badge-tile.locked .ico{filter:grayscale(1) opacity(.5)}
.badge-tile b{display:block;margin-top:6px;font-size:15px} .badge-tile small{color:var(--mute);display:block;margin:2px 0 8px}
.tabs{display:flex;background:#E3E7EE;border-radius:14px;padding:4px;gap:4px;margin-bottom:16px}
.tabs a{flex:1;text-align:center;padding:9px 6px;border-radius:11px;font-weight:700;font-size:14px;color:var(--ink-3);text-decoration:none}
.tabs a.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}

/* Certificate */
.cert{background:#fff;border:2px solid var(--ink);border-radius:6px;padding:28px 22px;text-align:center;position:relative;outline:6px double var(--gold);outline-offset:-14px}
.cert .brand{font-family:var(--display);font-weight:800;letter-spacing:.02em;color:var(--ink)}
.cert .name{font-family:var(--display);font-size:30px;font-weight:800;margin:6px 0;border-bottom:2px solid var(--gold);display:inline-block;padding:0 10px 4px}
.cert .qr{width:96px;margin:14px auto 4px} .cert .qr svg{width:100%;height:auto}
.verified{display:inline-flex;align-items:center;gap:8px;background:var(--teal);color:#fff;border-radius:999px;padding:8px 16px;font-weight:800}

/* Leaderboard */
.lb{counter-reset:r}
.lb .item .rank{width:34px;text-align:center;font-family:var(--display);font-weight:800;font-size:18px;color:var(--mute)}
.lb .item.me{background:var(--gold-soft);margin:0 -16px;padding-left:16px;padding-right:16px;border-radius:12px}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--ink);color:var(--gold);display:grid;place-items:center;font-family:var(--display);font-weight:800;flex:none;overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}

/* Coupon */
.coupon{background:#fff;border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.coupon .top{padding:18px;background:var(--ink);color:#fff}
.coupon .code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:30px;letter-spacing:.12em;font-weight:700;text-align:center;padding:14px 0 4px}
.coupon .qr{width:180px;margin:10px auto} .coupon .qr svg{width:100%;height:auto}
.coupon .perf{border-top:2px dashed var(--line);margin:0 16px}

/* Login */
.login-wrap{min-height:100vh;display:flex;flex-direction:column;justify-content:flex-end;background:var(--ink);color:#fff;padding:24px 20px calc(24px + var(--sa-b));max-width:520px;margin:0 auto;position:relative;overflow:hidden}
.login-wrap .rings{position:absolute;right:-90px;top:-70px;width:340px;height:340px;border-radius:50%;border:40px solid rgba(255,176,0,.16)}
.login-wrap .rings:after{content:"";position:absolute;inset:50px;border-radius:50%;border:26px solid rgba(255,255,255,.06)}
.login-wrap h1{font-size:44px;font-weight:800;margin:14px 0 10px;letter-spacing:-.02em}
.login-wrap p.lead{color:#B9C6DA;font-size:18px;max-width:28ch;margin-bottom:28px}
.sso{display:flex;align-items:center;justify-content:center;gap:12px;min-height:54px;border-radius:14px;font:700 16px var(--font);text-decoration:none;width:100%;border:2px solid transparent;margin-top:12px}
.sso.helix{background:var(--gold);color:var(--ink)} .sso.google{background:#fff;color:#1f1f1f}
.sso.off{opacity:.45;pointer-events:none}
.logo-row{display:flex;align-items:center;gap:10px;color:var(--gold);font-family:var(--display);font-weight:800;font-size:20px}
.login-wrap .fine{color:#8FA0BA;font-size:12.5px;margin-top:18px;text-align:center}
.login-wrap .fine a{color:#B9C6DA}

/* Admin / tables */
.is-wide .page{padding:20px}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(min-width:700px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:#fff;border-radius:var(--r);padding:14px;box-shadow:var(--shadow)}
.stat b{display:block;font-family:var(--display);font-size:26px} .stat span{font-size:13px;color:var(--mute)}
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--r);overflow:hidden;font-size:14px}
.tbl th,.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{background:#F7F8FB;font-size:12.5px;color:var(--mute)}
.scroll-x{overflow-x:auto}
.admin-nav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:18px}
.qr-sheet{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.qr-box{border:2px solid var(--ink);border-radius:12px;padding:14px;text-align:center;background:#fff;break-inside:avoid}
.qr-box svg{width:100%;max-width:190px;height:auto}
@media print{.tabbar,.topbar,.no-print,.admin-nav{display:none!important}body{background:#fff;padding:0}.app{max-width:none}.card{box-shadow:none}}