/* Steady As You Go — one-handed phone app. Dark hero on Find, floating tab bar,
   cobalt as the single accent; green / amber / red only carry meaning. */
:root{
  --bg:#f3f4f8; --surface:#ffffff; --ink:#0d1117; --muted:#454c5a; --line:#e3e6ee;
  --accent:#3d5afe; --accent-ink:#ffffff; --hero:#0d1117;
  --good:#11955a; --ok:#b87400; --bad:#d63b41;
  --shadow:0 1px 2px rgba(13,17,23,.05),0 10px 30px -14px rgba(13,17,23,.18);
  --font:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --zoom:1;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0a0c11;--surface:#141821;--ink:#f1f3f8;--muted:#a0a9ba;--line:#262c39;
    --accent:#7088ff;--accent-ink:#0a0c11;--hero:#141a2a;--good:#3ccf8e;--ok:#f2a93b;--bad:#ff6b6f;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6);
    color-scheme:dark;
  }
}
:root.hc{--muted:#2b313c;--line:#77808f;--accent:#1f3fd1}
@media (prefers-color-scheme: dark){:root.hc{--muted:#e2e6ee;--line:#8d96a8;--accent:#a6b5ff}}
:root.hc .opt,:root.hc .card,:root.hc .q-block,:root.hc .fact,:root.hc .chip,:root.hc .inp{border-width:2px}

*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.5;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;transition:transform .12s ease,background-color .15s ease,border-color .15s ease}
button:active:not([disabled]){transform:scale(.98)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
a{color:var(--accent)}
.vh{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:20;background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:10px;font-weight:700;text-decoration:none}
.skip:focus{top:12px}

main{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}
.screen{zoom:var(--zoom);max-width:640px;margin:0 auto;padding:calc(14px + env(safe-area-inset-top)) 14px 120px;display:flex;flex-direction:column;gap:14px;outline:none}

.banner{zoom:var(--zoom);max-width:640px;margin:0 auto;padding:8px 14px 0;width:100%}
.banner div{background:color-mix(in srgb,var(--ok) 14%,var(--surface));border:1px solid color-mix(in srgb,var(--ok) 40%,var(--line));border-radius:14px;padding:10px 14px;font-size:14px;font-weight:600}

/* Brand */
.brand{display:flex;align-items:center;gap:10px}
.dots{display:grid;grid-template-columns:repeat(3,5px);gap:3px;padding:7px;background:var(--accent);border-radius:10px;flex:none}
.dots i{width:5px;height:5px;border-radius:50%;background:#fff}
.brand b{font-size:19px;font-weight:700;letter-spacing:-.4px;white-space:nowrap}
.brand .pill{font-size:13px;color:var(--muted);margin-left:auto;font-weight:500;padding:4px 10px;border-radius:999px;background:var(--surface);border:1px solid var(--line);white-space:nowrap}
h1{font-size:30px;line-height:1.05;font-weight:700;margin:0;letter-spacing:-1.1px;text-wrap:balance}
h2{font-size:19px;font-weight:700;margin:0;letter-spacing:-.4px;text-wrap:balance}
h3{font-size:17px;margin:0}
.sub{color:var(--muted);margin:0;max-width:60ch}
.flag{font-size:12px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;color:var(--muted)}

/* Hero */
.hero{background:var(--hero);color:#f4f6fb;border-radius:28px;padding:18px 18px 20px;display:flex;flex-direction:column;gap:14px;overflow:hidden;
  background-image:radial-gradient(420px 220px at 100% 0%,rgba(61,90,254,.55),transparent 70%),radial-gradient(300px 200px at 0% 120%,rgba(61,90,254,.25),transparent 70%)}
.hero .brand .pill{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);color:#c7cddb}
.hero h1{font-size:clamp(34px,10vw,44px);margin-top:6px}
.hero h1 em{font-style:normal;color:#9fb0ff}
.hero .sub{color:#c1c8d6}
.acro{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.acro li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:8px 6px;text-align:center;font-size:15px;color:#c7cddb}
.acro b{color:#9fb0ff;font-size:19px}
.hero .tagline{color:#fff;font-weight:700;margin:0}
.hero.compact{padding:14px 16px 16px;gap:10px;border-radius:24px}
.hero.compact .tagline{font-weight:600;font-size:16px;line-height:1.4;color:#c7cddb}
.hero.compact .tagline em{font-style:normal;color:#9fb0ff;font-weight:800}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Search, sort, filters */
.search{position:relative}
.search input{width:100%;padding:16px 16px 16px 48px;border-radius:16px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);color:#fff;font-size:17px}
.search input::placeholder{color:#a3acbe}
.search input:focus{outline:none;border-color:#9fb0ff;background:rgba(255,255,255,.12)}
.search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#a3acbe}
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.toolbar label{font-weight:600;font-size:15px}
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:3px;margin-left:auto}
.seg button{border:0;background:none;border-radius:999px;padding:8px 14px;font-weight:600;font-size:15px;min-height:40px;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 0;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:9px 15px;font-weight:600;font-size:15px;min-height:44px;box-shadow:var(--shadow)}
.chip[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}

/* Cards */
.list{display:flex;flex-direction:column;gap:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:16px;display:grid;grid-template-columns:1fr auto;gap:4px 14px;text-align:left;width:100%;box-shadow:var(--shadow)}
.card.featured{border:2px solid color-mix(in srgb,var(--accent) 60%,var(--line))}
.card .name{font-weight:700;font-size:19px;line-height:1.2;letter-spacing:-.3px}
.card .meta{color:var(--muted);font-size:14px;grid-column:1}
.card .full{grid-column:1/-1}
.card .tags{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.feat{grid-column:1;font-size:12px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--accent)}
.score{grid-row:1/3;grid-column:2;display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:62px;border-radius:16px;padding:8px;font-weight:700;line-height:1}
.score b{font-size:24px;font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.score small{font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;margin-top:4px}
.s-good{background:color-mix(in srgb,var(--good) 14%,transparent);color:var(--good)}
.s-ok{background:color-mix(in srgb,var(--ok) 16%,transparent);color:var(--ok)}
.s-bad{background:color-mix(in srgb,var(--bad) 14%,transparent);color:var(--bad)}
.s-none{background:var(--bg);color:var(--muted)}
.tag{font-size:13px;font-weight:600;padding:5px 10px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;background:var(--bg)}
.tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--muted)}
.tag.good::before{background:var(--good)}.tag.bad::before{background:var(--bad)}.tag.ok::before{background:var(--ok)}
.walkline{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent);margin-top:6px}
.fitchip{font-size:14px;font-weight:700;margin-top:6px}
.fitchip.good{color:var(--good)}.fitchip.ok{color:var(--ok)}.fitchip.bad{color:var(--bad)}
.empty{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:20px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow)}

/* Buttons */
.btn{border:0;border-radius:16px;padding:14px 18px;font-weight:700;font-size:17px;min-height:56px;display:inline-flex;align-items:center;justify-content:center;gap:8px;letter-spacing:-.2px;text-decoration:none}
.btn.primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 10px 24px -10px color-mix(in srgb,var(--accent) 70%,transparent)}
.btn.primary[disabled]{background:var(--line);color:var(--muted);box-shadow:none;cursor:not-allowed}
.btn.ghost{background:var(--surface);border:1px solid var(--line);color:var(--ink)}
.btn.dash{background:var(--surface);border:1px dashed color-mix(in srgb,var(--accent) 55%,var(--line));color:var(--accent)}
.btn.small{min-height:44px;padding:8px 14px;font-size:15px}
.btn.wide{width:100%}
.btn[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.link{background:none;border:0;padding:8px 0;font-weight:600;color:var(--accent);min-height:44px;text-align:left}
.row{display:flex;gap:10px;flex-wrap:wrap}

/* Place page */
.place-head{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:18px;display:flex;flex-direction:column;gap:12px;box-shadow:var(--shadow)}
.place-head .top{display:flex;gap:14px;align-items:center}
.place-head h1{font-size:26px;letter-spacing:-.8px}
.place-head .score{min-width:80px;padding:12px}
.place-head .score b{font-size:32px}
.tagwrap{display:flex;flex-wrap:wrap;gap:6px}
.fitcard{border-radius:22px;padding:16px 18px;display:flex;flex-direction:column;gap:8px;border:2px solid var(--line);background:var(--surface);box-shadow:var(--shadow)}
.fitcard.good{border-color:var(--good)}.fitcard.ok{border-color:var(--ok)}.fitcard.bad{border-color:var(--bad)}
.fitcard h2{font-size:22px}
.fitcard.good h2{color:var(--good)}.fitcard.ok h2{color:var(--ok)}.fitcard.bad h2{color:var(--bad)}
.fitlist{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px}
.fitlist li{display:flex;gap:8px;align-items:baseline;font-weight:600}
.fitlist li::before{color:#fff;border-radius:50%;width:18px;height:18px;flex:none;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;transform:translateY(2px)}
.fitlist.warn li::before{content:"!";background:var(--bad)}
.fitlist.good li::before{content:"✓";background:var(--good)}
.walk-card{background:var(--hero);color:#f4f6fb;border-radius:22px;padding:16px 18px;display:flex;flex-direction:column;gap:10px;background-image:radial-gradient(300px 160px at 100% 0%,rgba(61,90,254,.45),transparent 70%)}
.walk-card .flag,.walk-card .sub{color:#c1c8d6}
.walk-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.walk-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.walk-stats div{display:flex;flex-direction:column}
.walk-stats b{font-size:40px;font-weight:700;letter-spacing:-1.2px;line-height:1;font-variant-numeric:tabular-nums}
.walk-stats small{font-size:13px;color:#c1c8d6;margin-top:4px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:16px 18px;display:flex;flex-direction:column;gap:4px;box-shadow:var(--shadow)}
.t-row{display:grid;grid-template-columns:14px 1fr auto;gap:10px;align-items:center;padding:9px 0;border-top:1px solid var(--line)}
.panel .walk-head + .t-row{border-top:0}
.t-l{color:var(--muted);font-size:15px}
.t-v{font-weight:700;text-align:right}
.railnote{display:block;font-size:12px;font-weight:600}
.railnote.good{color:var(--good)}.railnote.weak{color:var(--bad)}
.dot{width:10px;height:10px;border-radius:50%;flex:none}
.dot.good{background:var(--good)}.dot.ok{background:var(--ok)}.dot.bad{background:var(--bad)}.dot.none{background:var(--line)}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.fact{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:14px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--shadow)}
.fact .top{display:flex;align-items:center;gap:8px}
.fact .q{font-size:13px;color:var(--muted);font-weight:500;line-height:1.25}
.fact .a{font-weight:700;font-size:16px;line-height:1.25;letter-spacing:-.2px}
.fact .n{font-size:12px;color:var(--muted)}
.review{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:15px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--shadow)}
.review .who{font-size:14px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.review .who b{color:var(--ink);font-weight:700}
.review p{margin:0}
.review .acts{display:flex;gap:14px}
.review .acts .link{min-height:44px;padding:0 4px;font-size:15px}

/* Forms */
.q-block{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:16px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow)}
.q-block > legend,.q-title{font-weight:700;font-size:18px;letter-spacing:-.3px;padding:0}
fieldset.q-block{margin:0;min-width:0}
fieldset.q-block > legend{float:left;width:100%;margin-bottom:4px}
fieldset.q-block > legend + *{clear:both}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.opts.three{grid-template-columns:repeat(3,1fr)}
.opts.three .opt{text-align:center}
.opt{border:1px solid var(--line);background:var(--bg);border-radius:14px;padding:12px 14px;min-height:56px;font-weight:600;text-align:left;font-size:16px;line-height:1.25}
.opt[aria-pressed="true"]{border-color:var(--accent);background:var(--accent);color:var(--accent-ink)}
.opt.unsure{grid-column:1/-1;font-weight:500;color:var(--muted);min-height:44px;padding:8px 14px;background:transparent;border-style:dashed}
.opt.unsure[aria-pressed="true"]{color:var(--accent-ink);border-style:solid}
.ease{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.ease .opt{text-align:center;font-size:20px;font-weight:700;padding:10px 0}
.ease-labels{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}
label.f{font-weight:600;display:block;margin-bottom:6px}
label.f .sub{font-weight:400}
.inp{width:100%;padding:14px;border-radius:14px;border:1px solid var(--line);background:var(--bg);font-size:17px}
.inp:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent)}
textarea.inp{min-height:96px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr;gap:12px}
.pick{display:flex;flex-direction:column;gap:8px;max-height:300px;overflow-y:auto}
.pick button{text-align:left;border:1px solid var(--line);background:var(--bg);border-radius:14px;padding:12px 14px;font-weight:600;min-height:52px}
.pick button small{display:block;font-weight:400;color:var(--muted);font-size:14px}
.ai-badge{display:inline-block;font-size:12px;font-weight:600;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);border-radius:999px;padding:2px 8px;margin-left:6px;vertical-align:middle;letter-spacing:0}
details.grp > summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px;background:var(--surface);border:1px solid var(--line);border-radius:18px;font-weight:700;font-size:19px;letter-spacing:-.3px;box-shadow:var(--shadow);min-height:56px}
details.grp > summary::-webkit-details-marker{display:none}
details.grp > summary::after{content:"+";font-size:24px;font-weight:500;color:var(--accent);margin-left:6px}
details.grp[open] > summary::after{content:"–"}
details.grp .cnt{font-size:13px;font-weight:600;color:var(--muted);margin-left:auto}
.grp-body{display:flex;flex-direction:column;gap:12px;margin-top:12px}
.walk-block,.photo-block{border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.photo-block{border-style:dashed}
.timer{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.timer .clock{font-size:44px;font-weight:700;letter-spacing:-1px;font-variant-numeric:tabular-nums;min-width:120px}
.timer .btn{min-width:120px}
.sticky{position:sticky;bottom:calc(84px + env(safe-area-inset-bottom));background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:10px;box-shadow:0 12px 34px -12px rgba(13,17,23,.3);display:flex;flex-direction:column;gap:6px;z-index:2}
.sticky .sub{text-align:center;font-size:14px}
.msg{font-weight:600;margin:0}
.msg.err{color:var(--bad)}
.msg.okmsg{color:var(--good)}
.notice{background:color-mix(in srgb,var(--accent) 10%,var(--surface));border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));border-radius:18px;padding:16px;font-size:16px;display:flex;flex-direction:column;gap:10px}

/* Map */
.map{height:420px;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--surface)}
.map.small{height:220px}
.map-fallback{padding:20px;color:var(--muted)}
.pin{width:30px;height:30px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);border:3px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.35)}
.pin.good{background:#11955a}.pin.ok{background:#b87400}.pin.bad{background:#d63b41}.pin.none{background:#6b7280}.pin.me{background:#3d5afe;border-radius:50%}
.leaflet-popup-content{font-family:var(--font);font-size:15px}
.leaflet-popup-content button{border:0;background:#3d5afe;color:#fff;border-radius:10px;padding:8px 12px;font-weight:700;margin-top:6px}

/* Tab bar */
nav.tabs{zoom:var(--zoom);position:fixed;left:50%;transform:translateX(-50%);bottom:calc(12px + env(safe-area-inset-bottom));width:min(440px,calc(100% - 24px));display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:6px;border-radius:24px;
  background:color-mix(in srgb,var(--surface) 85%,transparent);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border:1px solid var(--line);box-shadow:0 12px 34px -12px rgba(13,17,23,.35);z-index:5}
nav.tabs[hidden]{display:none}
nav.tabs a{display:flex;align-items:center;justify-content:center;gap:7px;min-height:52px;font-size:15px;font-weight:600;color:var(--muted);border-radius:18px;text-decoration:none}
nav.tabs a[aria-current="page"]{background:var(--ink);color:var(--bg)}

/* Legal pages */
.doc{max-width:700px;margin:0 auto;padding:24px 18px 60px}
.doc h1{margin-bottom:6px}
.doc h2{margin-top:24px}
.doc p,.doc li{color:var(--ink);max-width:65ch}

@media (min-width:560px){.row2{grid-template-columns:1fr 1fr}.screen{padding-top:22px}}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}