/* SWAG field guide: bright surfaces, forest accents and quiet motion. */
:root {
  --bg:#f2f5f4; --panel:#fff; --panel2:#e9f1ed; --line:#ccd9d2;
  --text:#172d25; --muted:#52675d; --accent:#236247; --accent2:#80591c;
  --danger:#a6312a; --green:#287647; --surface:#f5f8f6;
  --shadow:0 12px 32px rgba(27,61,45,.07);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color-scheme:light; line-height:1.5;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);overscroll-behavior:none}
body{padding-bottom:calc(96px + env(safe-area-inset-bottom))}
button,input,textarea,select{font:inherit}
button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
button,summary{cursor:pointer}
button:disabled{cursor:not-allowed}
button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
::selection{background:#cce6d6;color:#172d25}
.app{min-height:100vh}
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:12px;padding:calc(10px + env(safe-area-inset-top)) max(16px,calc((100vw - 920px)/2)) 10px;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.brandmark{width:46px;height:46px;flex-shrink:0;border-radius:50%;object-fit:cover;border:1px solid var(--line);background:#fff}
.brand{min-width:0;flex:1}
.brand strong{display:block;font-size:14px;letter-spacing:.1em}
.brand small{display:block;font-size:12px;color:var(--muted);margin-top:1px}
.status-dot{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:12px;font-weight:700;white-space:nowrap}
.status-dot:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green)}
.content{width:min(940px,100%);margin:0 auto;padding:24px 18px 36px;animation:page-in .28s ease-out}
.hero{position:relative;isolation:isolate;overflow:hidden;border:1px solid #bbd1c4;border-radius:24px;background:linear-gradient(115deg,#e0eee6,#f6faf7 70%);padding:28px;box-shadow:var(--shadow)}
.hero:after{content:"";position:absolute;z-index:-1;right:10px;bottom:-32px;width:240px;height:240px;background:url('./assets/swag-brand.webp') center/contain no-repeat;opacity:.07;pointer-events:none}
.hero:after{animation:hero-logo-drift 18s ease-in-out infinite alternate;will-change:transform}
@keyframes hero-logo-drift{0%{transform:translate(0,0) rotate(-5deg)}35%{transform:translate(-65px,-45px) rotate(3deg)}70%{transform:translate(-125px,-15px) rotate(-2deg)}100%{transform:translate(-30px,-75px) rotate(5deg)}}
.eyebrow{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.11em;text-transform:uppercase}
.hero h1{margin:8px 0 12px;font-size:clamp(30px,7vw,46px);line-height:1.1;letter-spacing:-.035em}
.hero p{margin:0;max-width:580px;color:var(--muted);font-size:16px;line-height:1.6}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.btn{border:1px solid var(--line);background:var(--panel2);color:var(--text);border-radius:12px;min-height:46px;padding:11px 16px;font-weight:750;transition:background .18s,border-color .18s,box-shadow .18s,transform .18s}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 4px 10px rgba(35,98,71,.12)}
.btn.ghost{background:rgba(255,255,255,.7)}
.btn.danger,.tool.danger{border-color:#e2bdb7;color:var(--danger);background:#fff3f0}
.btn:disabled{opacity:.5;box-shadow:none}
.full-btn{width:100%;margin-top:14px}
.section{margin-top:28px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:10px;margin:0 2px 12px}
.section-head h2{margin:0;font-size:21px;letter-spacing:-.02em}
.section-head p{margin:3px 0 0;color:var(--muted);font-size:14px}
.grid{display:grid;grid-template-columns:1fr;gap:12px}
.card{position:relative;width:100%;min-width:0;display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:14px;text-align:left;border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:19px 16px;color:inherit;box-shadow:0 3px 10px rgba(27,61,45,.025);transition:transform .2s,box-shadow .2s,border-color .2s;animation:card-in .38s both}
.card:nth-child(2){animation-delay:35ms}.card:nth-child(3){animation-delay:70ms}.card:nth-child(4){animation-delay:105ms}
.card .icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:var(--panel2);font-size:24px;transition:transform .2s}
.card[data-open='wire-tap'] .icon{background:#e8eef7}.card[data-open='supply-line'] .icon{background:#fbefd8}.card[data-open='spr'] .icon{background:#f0eafa}.card[data-open='calls-signals'] .icon{background:#e7f1fa}
.card-copy{min-width:0}.card h3{margin:0 0 5px;font-size:17px;line-height:1.3;letter-spacing:-.015em}
.card p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}
.card-arrow{font-size:28px;color:var(--accent);padding-left:2px;transition:transform .2s}
.tagrow{display:flex;gap:6px;flex-wrap:wrap;margin-top:11px}
.tag{border:1px solid #dbe5df;border-radius:7px;padding:3px 7px;font-size:12px;font-weight:650;color:var(--muted);background:var(--surface)}
.screen-head{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.back{width:44px;height:44px;min-width:44px;border-radius:13px;border:1px solid var(--line);background:var(--panel);color:var(--text);font-size:24px;line-height:1;transition:background .18s,transform .18s}
.screen-title{min-width:0}.screen-title h1{margin:0;font-size:clamp(23px,5vw,29px);line-height:1.2;letter-spacing:-.025em}
.screen-title p{margin:5px 0 0;color:var(--muted);font-size:14px}
.stack{display:grid;gap:16px}
.panel{border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:22px;box-shadow:0 3px 12px rgba(27,61,45,.025);min-width:0}
.panel h2,.panel h3{margin:0 0 10px;line-height:1.3;letter-spacing:-.02em}.panel h2{font-size:21px}.panel h3{font-size:18px}
.panel p{margin:0 0 10px;color:var(--muted);font-size:16px;line-height:1.65}.panel p:last-child{margin-bottom:0}
.panel ul{padding-left:22px;color:var(--muted);font-size:16px;line-height:1.65}.panel li+li{margin-top:6px}
.panel b,.panel strong{color:var(--text)}
.callout{border-left:4px solid var(--accent);background:linear-gradient(110deg,#e7f1eb,#fff)}
.callout .eyebrow{margin-bottom:8px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}.split>div{min-width:0}.split .result{margin:8px 0 12px}
.field{display:grid;gap:7px}.field label{font-size:14px;font-weight:750;color:var(--muted)}
.field input,.field textarea,.field select{width:100%;min-width:0;border:1px solid #b8cbc0;background:#fff;color:var(--text);border-radius:12px;padding:12px;transition:border-color .18s,box-shadow .18s}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #e0eee6}
.result{min-height:110px;display:grid;place-items:center;text-align:center;border-radius:16px;background:var(--surface);border:1px solid var(--line);padding:18px;font-size:clamp(26px,7vw,38px);line-height:1.15;font-weight:850;letter-spacing:-.025em;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.result small{display:block;font-size:14px;margin-top:5px;color:var(--muted);letter-spacing:.08em}
.spr-result{margin-top:12px;min-height:90px;font-size:23px}
.history-row{padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}.history-row:last-child{border-bottom:0}
.bottom-nav{position:fixed;z-index:50;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:3px;padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.97);backdrop-filter:blur(18px);border-top:1px solid var(--line);box-shadow:0 -4px 24px rgba(27,61,45,.04)}
.navbtn{border:0;border-radius:12px;background:none;color:var(--muted);display:grid;place-items:center;align-content:center;gap:5px;min-height:54px;min-width:0;padding:7px 2px;font-size:14px;font-weight:650;text-align:center;transition:background .18s,color .18s,transform .18s}
.navbtn span{display:block;line-height:1.15}.navbtn span:first-child{font-size:22px;line-height:1}.navbtn.active{color:var(--accent);background:var(--panel2);font-weight:800}
.live-banner{display:flex;align-items:flex-start;gap:10px;border:1px dashed #bdcfc3;border-radius:15px;padding:15px;background:var(--surface);color:var(--muted);font-size:14px;line-height:1.55}.live-banner b{color:var(--accent)}
.settings-stack{max-width:680px;margin:auto}.settings-card{display:grid;gap:16px}.settings-label{display:block;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.1em;margin-bottom:7px}
.version-pill{display:inline-block;font-size:13px;padding:4px 9px;border-radius:999px;background:var(--panel2);color:var(--accent);vertical-align:middle;white-space:nowrap}
.settings-actions{display:flex;gap:10px;flex-wrap:wrap}.settings-status{border-radius:12px;background:var(--surface);border:1px solid var(--line);padding:12px 14px;color:var(--muted);font-size:14px}
/* Keep map geometry and pointer handling unchanged; only restyle its chrome. */
.map-shell{position:fixed;inset:0;z-index:100;background:#dce5df;display:grid;grid-template-rows:auto 1fr}
.mapbar{display:flex;align-items:center;gap:8px;padding:calc(8px + env(safe-area-inset-top)) 10px 8px;background:#fff;border-bottom:1px solid var(--line)}.mapbar strong{flex:1;font-size:14px;text-align:center}
.mapview{position:relative;overflow:hidden;touch-action:none;background:#dce5df}.mapstage{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform}.mapstage img{display:block;max-width:none;user-select:none;pointer-events:none}
.brief-shell{position:fixed;inset:0;z-index:120;display:grid;grid-template-rows:auto 1fr auto;background:#dce5df;color:var(--text);touch-action:none;overscroll-behavior:none}
.brief-top{display:flex;align-items:center;gap:8px;padding:calc(8px + env(safe-area-inset-top)) 10px 8px;background:#fff;border-bottom:1px solid var(--line)}.brief-title{min-width:0;flex:1;text-align:center}.brief-title strong{display:block;font-size:14px;letter-spacing:.06em}.brief-title small{display:block;color:var(--accent);font-size:12px;font-weight:750;margin-top:1px}
.brief-view{position:relative;overflow:hidden;background:#dce5df;touch-action:none;user-select:none}.brief-stage{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform}.brief-stage img,.brief-stage canvas{position:absolute;left:0;top:0;max-width:none;touch-action:none;user-select:none}.brief-stage img{pointer-events:none}
.brief-toolbar{padding:8px calc(8px + env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) calc(8px + env(safe-area-inset-left));background:#fff;border-top:1px solid var(--line);display:grid;gap:7px}
.brief-row{display:flex;gap:7px;overflow-x:auto;scrollbar-width:thin;justify-content:flex-start}
.tool,.colour{min-height:44px;flex-shrink:0;border-radius:11px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:14px;font-weight:750;padding:8px 12px;white-space:nowrap;transition:background .18s,border-color .18s,transform .18s}
.tool.active{border-color:var(--accent);background:var(--panel2);color:var(--accent);box-shadow:inset 0 -2px var(--accent)}
.colour{width:44px;min-width:44px;padding:0;position:relative}.colour:before{content:"";position:absolute;inset:10px;border-radius:50%;background:var(--c);border:1px solid rgba(23,45,37,.25)}.colour.active{border:2px solid var(--accent);background:var(--panel2)}
.toast{position:fixed;z-index:250;left:50%;bottom:calc(100px + env(safe-area-inset-bottom));max-width:calc(100vw - 32px);transform:translate(-50%,12px);opacity:0;pointer-events:none;background:var(--text);color:#fff;border-radius:14px;padding:12px 18px;font-size:14px;font-weight:750;text-align:center;box-shadow:var(--shadow);transition:opacity .2s,transform .2s}.toast.show{opacity:1;transform:translate(-50%,0)}
details{border-top:1px solid var(--line);padding:14px 0}details:first-of-type{border-top:0;padding-top:4px}summary{font-weight:750;color:var(--text);list-style-position:inside;line-height:1.5}details>div{padding:10px 2px 0;color:var(--muted);font-size:16px;line-height:1.65}details[open]>div{animation:detail-in .22s ease-out}
.update-prompt{position:fixed;z-index:1000;left:12px;right:12px;bottom:calc(100px + env(safe-area-inset-bottom));max-width:560px;margin:0 auto;padding:18px;border:1px solid #9fbdac;border-radius:18px;background:#fff;color:var(--text);box-shadow:0 12px 40px rgba(23,45,37,.18);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:center;animation:page-in .25s ease-out}.update-prompt strong{display:block;font-size:17px;margin-top:4px}.update-prompt p{font-size:14px;color:var(--muted);margin:4px 0 0}
@keyframes page-in{from{opacity:.5;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}
@keyframes card-in{from{opacity:.4;translate:0 6px}to{opacity:1;translate:0 0}}
@keyframes detail-in{from{opacity:.4;transform:translateY(-3px)}to{opacity:1;transform:translateY(0)}}
@media(hover:hover){.card:hover{transform:translateY(-3px);border-color:#8aaf9b;box-shadow:0 10px 24px rgba(27,61,45,.09)}.card:hover .icon{transform:rotate(-5deg)}.card:hover .card-arrow{transform:translateX(3px)}.btn:not(:disabled):hover,.back:hover,.tool:hover{border-color:#8aaf9b;background:#dfece4}.btn.primary:not(:disabled):hover{background:#194f38;box-shadow:0 6px 14px rgba(35,98,71,.2)}.navbtn:hover{background:var(--panel2)}summary:hover{color:var(--accent)}}
.btn:not(:disabled):active,.back:active,.tool:active,.colour:active,.navbtn:active{transform:scale(.97)}.card:active{transform:scale(.985);box-shadow:none}
@media(min-width:640px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content{padding:30px 22px 44px}.hero{padding:30px}.bottom-nav{left:50%;right:auto;transform:translateX(-50%);width:min(600px,calc(100% - 32px));bottom:16px;border:1px solid var(--line);border-radius:20px;padding:7px;box-shadow:0 8px 32px rgba(27,61,45,.12)}body{padding-bottom:110px}}
@media(max-width:430px){.split{grid-template-columns:1fr}.status-dot{display:none}.content{padding:18px 14px 30px}.hero{padding:23px 18px;text-align:center}.hero p{margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.section-head{text-align:center;justify-content:center}.section-head>div{width:100%}.card{grid-template-columns:1fr;text-align:center;justify-items:center;padding:20px 18px;gap:11px}.card .icon{margin:0 auto}.card-arrow{display:none}.tagrow{justify-content:center}.screen-head{position:relative;justify-content:center;text-align:center;padding:0 49px;min-height:44px}.screen-head .back{position:absolute;left:0;top:1px}.screen-title{width:100%}.panel{padding:20px 17px}.panel>h2,.panel>h3,.panel>.eyebrow{text-align:center}.panel.callout{text-align:center;border-left:1px solid var(--line);border-top:3px solid var(--accent)}.split>div{display:grid;justify-items:center;gap:10px}.split .eyebrow{text-align:center}.split .result{width:100%;margin:0}.split .btn{justify-self:center;min-width:min(220px,100%)}#reset-psr{display:block;margin:14px auto 0!important}.panel>.btn{display:block;margin-left:auto;margin-right:auto;max-width:100%}.result{min-height:108px;font-size:clamp(28px,9vw,40px)}.settings-card{text-align:center}.settings-actions{justify-content:center}.live-banner{text-align:center;justify-content:center}.brief-top .back,.brief-top>.tool{flex:0 0 auto}.panel ul{text-align:left}.topbar{padding-left:14px;padding-right:14px}.brand strong{font-size:13px}.brand small{font-size:12px}.brandmark{width:42px;height:42px}.navbtn{font-size:12px}.update-prompt{padding:14px;gap:10px}}
/* The supplied vertical scene scrolls at its original aspect ratio. Fade each
   repeat into the page colour so long reference pages have no hard image seam. */
.app{
  --scene-width:min(100vw,940px);
  --scene-height:calc(var(--scene-width) * 3.0029325513);
  background-color:var(--bg);
  background-image:linear-gradient(to bottom,#f2f5f4 0%,rgba(242,245,244,.06) 8%,rgba(242,245,244,.06) 88%,#f2f5f4 100%),url('./assets/swag-field-background.webp');
  background-size:var(--scene-width) var(--scene-height);
  background-position:center top;
  background-repeat:repeat-y;
}
.brandmark{object-fit:contain;border:0;background:transparent;border-radius:0}
.hero{background:linear-gradient(115deg,rgba(224,238,230,.96),rgba(246,250,247,.96) 70%)}
.card,.panel{background:rgba(255,255,255,.96)}
.panel.callout{background:linear-gradient(110deg,rgba(231,241,235,.97),rgba(255,255,255,.97))}
.section-head{padding:12px 16px;border-radius:15px;background:rgba(255,255,255,.96)}
.content>.screen-head{position:relative;min-height:76px;padding:14px 16px 14px 70px;border-radius:16px;background:rgba(255,255,255,.96)}
.content>.screen-head .back{position:absolute;left:12px;top:50%;translate:0 -50%}
.live-banner{background:rgba(245,248,246,.97)}
.learn-intro{padding:18px;border-radius:18px;background:rgba(255,255,255,.97)}
.learn-section-title{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.97)}
.trainer-note{padding:12px 16px;border-radius:14px;background:rgba(255,255,255,.97)}
.content .golden-rule{background:rgba(231,241,235,.97)}
/* No motion is required to use any feature. */
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* v1.2.0: full-screen GPS map, with wrapped controls on small phones. */
.gps-shell{position:fixed;inset:0;z-index:100;background:#203627;display:grid;grid-template-rows:auto minmax(0,1fr) auto auto;height:100dvh}
.gps-shell{grid-template-rows:auto minmax(0,1fr) auto}
.gps-settings-notes{padding:0 16px 16px;font-size:13px;line-height:1.5;color:var(--muted)}
.gps-settings-notes p{margin:0 0 10px}.gps-settings-notes small{display:block;font-size:12px}
.gps-actions{padding-bottom:calc(8px + env(safe-area-inset-bottom))}
.gps-header{display:flex;gap:8px;align-items:center;padding:calc(8px + env(safe-area-inset-top)) 10px 8px;background:#fff}
.gps-header strong{flex:1;text-align:center;font-size:13px;min-width:0}
.gps-canvas{min-height:0;min-width:0;position:relative}
.gps-actions{display:flex;gap:6px;flex-wrap:wrap;padding:8px 10px;background:#fff;border-bottom:1px solid #dce5df}
.gps-actions .btn,.gps-header .btn{font-size:12px;padding:10px 12px;min-height:44px}
.gps-upload{position:relative;cursor:pointer;overflow:hidden;display:inline-flex;align-items:center}
.gps-upload input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}
.gps-upload:focus-within{outline:3px solid #327cbc;outline-offset:2px}
.gps-footer{padding:6px 10px calc(8px + env(safe-area-inset-bottom));background:#fff;font-size:12px}
.gps-footer p{margin:0 0 5px}.gps-footer small{display:block;color:#536259;font-size:11px}
.gps-options{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:5px}
.gps-options label{display:flex;gap:4px;align-items:center;min-height:30px}.gps-options input{width:16px;height:16px}
.gps-options .btn{padding:5px 8px;font-size:11px;min-height:30px}
.gps-dialog{width:95vw;max-width:1400px;max-height:90dvh;padding:12px;border:0;border-radius:12px;overflow:auto}
.gps-dialog::backdrop{background:#0009}.gps-dialog>div{display:flex;justify-content:space-between;align-items:center;gap:8px}
.gps-dialog img{display:block;width:100%;margin-top:10px}.gps-shell [hidden]{display:none!important}
@media(max-height:450px){.gps-footer small{display:none}.gps-footer{padding-top:3px}.gps-actions{padding:4px 8px}}

/* v1.2.2 map settings, original map viewer and install card. */
.gps-dialog{position:fixed;inset:0;width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;padding:0;border:0;border-radius:0;background:#dce5df;overflow:hidden}
.gps-dialog[open]{display:grid;grid-template-rows:auto minmax(0,1fr)}
.gps-dialog .gps-header{flex-wrap:wrap}.gps-dialog .gps-header strong{text-align:left}
.reference-view{position:relative;overflow:hidden;touch-action:none;min-height:0}
#reference-stage{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform}
.gps-dialog #reference-image{display:block;width:auto;max-width:none;margin:0;user-select:none;pointer-events:none}
.gps-settings-dialog{width:min(420px,calc(100vw - 24px));border:0;border-radius:16px;padding:0;background:#fff}
.gps-settings-dialog::backdrop{background:#0007}.gps-settings-dialog .gps-options{display:grid;padding:16px;gap:12px}
.gps-settings-dialog .gps-options label{min-height:44px;font-size:15px}.gps-settings-dialog .gps-header{padding:12px}
.install-box{position:fixed;z-index:90;left:12px;right:12px;bottom:calc(80px + env(safe-area-inset-bottom));margin:auto;max-width:440px;padding:18px;border:1px solid #bbd1c4;border-radius:18px;background:#fff;box-shadow:0 8px 36px #173a2933}
.install-box p{font-size:14px;line-height:1.5;margin:6px 0 12px;color:var(--muted)}.install-box-actions{display:flex;gap:8px;flex-wrap:wrap}
@media(prefers-reduced-motion:reduce){.hero:after{animation:none;will-change:auto}}
/* v1.2.3: map messages live in Settings; keep controls above the home indicator. */
.gps-actions{padding-bottom:calc(8px + env(safe-area-inset-bottom))}