/* AhlSight — app styles. Theme tokens come from theme.css (light + dark). Mobile-first, portrait + landscape. */
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
html{font-size:16px}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Helvetica,Arial,sans-serif;
  line-height:1.45; min-height:100vh; -webkit-text-size-adjust:100%;
  overscroll-behavior-y:none; transition:background .25s,color .25s;
}
a{color:var(--amber2)}
h1,h2,h3{margin:0 0 .4em;line-height:1.2;font-weight:700}
h2{font-size:1.15rem} h3{font-size:1rem;color:var(--ink)}
p{margin:.4em 0}
small{color:var(--ink2)}
.muted{color:var(--ink2)} .dim{color:var(--ink3)}

/* header */
header.app{
  position:sticky;top:0;z-index:40;
  padding:calc(var(--safe-t) + 8px) 12px 8px;
  background:var(--glass);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px;
}
.brandmark{display:flex;align-items:center;gap:9px;min-width:0}
.brandmark svg{width:30px;height:30px;flex:none}
.brandwrap{display:flex;flex-direction:column;min-width:0}
.brandname{font-weight:800;letter-spacing:.3px;font-size:1.02rem;white-space:nowrap;color:var(--ink)}
.brandname b{color:var(--amber)}
.ver{font-size:.66rem;color:var(--amber2);font-weight:700;background:color-mix(in srgb,var(--amber) 14%,transparent);border:1px solid color-mix(in srgb,var(--amber) 34%,transparent);padding:1px 6px;border-radius:20px;line-height:1.5;letter-spacing:.4px;align-self:flex-start;margin-top:1px}
.pro-badge{font-size:.66rem;font-weight:800;color:#160d02;background:linear-gradient(180deg,var(--amber),var(--amber2));border:1px solid var(--amber);padding:1px 8px;border-radius:20px;line-height:1.5;letter-spacing:.4px;align-self:flex-start;margin-top:1px;box-shadow:0 0 0 2px color-mix(in srgb,var(--amber) 18%,transparent)}
.pro-badge[hidden]{display:none}
.h-spacer{flex:1}
.iconbtn{background:var(--panel);border:1px solid var(--line);color:var(--ink);width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:1.15rem;cursor:pointer;flex:none}
.iconbtn:active{transform:scale(.94)}
.header-actions{display:flex;align-items:center;gap:8px;flex:none}

/* tab strip */
nav.tabs{
  position:sticky;top:calc(var(--safe-t) + 55px);z-index:35;
  display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;
  padding:8px 10px;background:var(--glass2);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
nav.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;padding:8px 13px;border-radius:20px;border:1px solid var(--line);background:var(--panel);color:var(--ink2);font-weight:600;font-size:.86rem;cursor:pointer;white-space:nowrap;transition:.12s}
.tab .ic{margin-right:5px}
.tab .ic-img{height:14px;width:auto;vertical-align:-2px;margin-right:6px;display:inline-block}
.tab[aria-selected="true"] .ic-img{filter:brightness(0) invert(0)}
.tab .ic-chip{width:22px;height:22px;border-radius:6px;background:#eef1f5;padding:2px;margin-right:7px;vertical-align:middle;object-fit:contain;box-sizing:border-box;display:inline-block}
.tab[aria-selected="true"]{background:linear-gradient(180deg,var(--amber),var(--amber-dim));color:#160d02;border-color:var(--amber);box-shadow:0 3px 12px color-mix(in srgb,var(--amber) 25%,transparent)}

/* layout */
main{max-width:900px;margin:0 auto;padding:14px 12px calc(96px + var(--safe-b))}
.view{display:none;animation:fade .18s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.card{background:var(--twill),linear-gradient(180deg,var(--panel),var(--panel2));background-size:var(--twill-size),auto,auto;border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin:0 0 12px;box-shadow:var(--shadow)}
.card > h2:first-child,.card > h3:first-child{margin-top:0}
.card.tight{padding:11px 12px}
.eyebrow{font-size:.72rem;text-transform:uppercase;letter-spacing:1.3px;color:var(--amber2);font-weight:700;margin-bottom:3px}

/* forms */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid.three{grid-template-columns:1fr 1fr 1fr}
@media(max-width:460px){.grid.three{grid-template-columns:1fr 1fr}}
label.field{display:flex;flex-direction:column;gap:4px;font-size:.78rem;color:var(--ink2);font-weight:600}
label.field .u{color:var(--ink3);font-weight:500}
input,select,textarea{width:100%;background:var(--bg2);border:1px solid var(--line2);color:var(--ink);border-radius:var(--radius-sm);padding:10px 11px;font-size:1rem;font-family:inherit;outline:none;transition:.12s}
input:focus,select:focus,textarea:focus{border-color:var(--amber);box-shadow:0 0 0 3px color-mix(in srgb,var(--amber) 18%,transparent)}
input[type=range]{padding:0;accent-color:var(--amber)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23888' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center;padding-right:30px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:linear-gradient(180deg,var(--amber),var(--amber-dim));color:#160d02;border:none;border-radius:var(--radius-sm);padding:11px 15px;font-size:.95rem;font-weight:800;cursor:pointer;transition:.12s;width:100%}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:var(--panel2);color:var(--ink);border:1px solid var(--line2)}
.btn.btn-off{opacity:.45;pointer-events:none;cursor:default;filter:grayscale(.4)}
.guide-links{display:flex;flex-direction:column;gap:2px;margin-top:6px}
.guide-links a{display:block;padding:10px 4px;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none;font-weight:600}
.guide-links a:last-child{border-bottom:none}
.guide-links a:hover{color:var(--amber2)}
.pro-what{margin:8px 0;padding-left:20px}
.pro-what li{margin:4px 0;color:var(--ink)}
.btn.sm{padding:8px 12px;font-size:.85rem;width:auto}
.btn.danger{background:var(--panel2);color:var(--red);border:1px solid color-mix(in srgb,var(--red) 40%,transparent)}
.btnrow{display:flex;gap:8px;flex-wrap:wrap}
.btnrow .btn{width:auto;flex:1;min-width:120px}

.result{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px;margin-top:12px}
.big{font-size:2.1rem;font-weight:800;color:var(--amber2);line-height:1.05}
.big.small{font-size:1.5rem}
.stat-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.stat{flex:1 1 30%;min-width:96px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:9px 11px}
.stat .k{font-size:.68rem;text-transform:uppercase;letter-spacing:.6px;color:var(--ink3);font-weight:700}
.stat .v{font-size:1.18rem;font-weight:800;color:var(--ink)}
.stat .v.amber{color:var(--amber2)}
.callout{background:color-mix(in srgb,var(--blue) 10%,transparent);border:1px solid color-mix(in srgb,var(--blue) 32%,transparent);border-radius:10px;padding:10px 12px;font-size:.88rem;color:var(--ink)}
.callout.warn{background:color-mix(in srgb,var(--amber) 10%,transparent);border-color:color-mix(in srgb,var(--amber) 34%,transparent)}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-sm)}
table{border-collapse:collapse;width:100%;font-size:.86rem;min-width:340px}
th,td{padding:7px 10px;text-align:right;border-bottom:1px solid var(--line)}
th:first-child,td:first-child{text-align:left}
thead th{background:var(--panel2);color:var(--amber2);position:sticky;top:0;font-size:.72rem;text-transform:uppercase;letter-spacing:.5px}
tbody tr:nth-child(even){background:color-mix(in srgb,var(--ink) 3%,transparent)}
tbody tr.zero-row{background:color-mix(in srgb,var(--green) 14%,transparent)}
tbody tr.trans-row td{background:color-mix(in srgb,var(--amber) 12%,transparent);color:var(--ink2)}

.chart{width:100%;height:auto;display:block;background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius-sm)}

.reticle-box{display:grid;place-items:center;background:radial-gradient(circle at 50% 45%,var(--reticle-bg1),var(--reticle-bg2));border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px}
.reticle-box svg{width:min(340px,86vw);height:auto}

.seg{display:flex;background:var(--bg2);border:1px solid var(--line2);border-radius:10px;padding:3px;gap:3px}
.seg button{flex:1;background:none;border:none;color:var(--ink2);font-weight:700;font-size:.82rem;padding:8px;border-radius:8px;cursor:pointer}
.seg button.on{background:var(--amber);color:#160d02}

.item{display:flex;align-items:center;gap:10px;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-bottom:8px}
.item .grow{flex:1;min-width:0}
.item .t{font-weight:700;color:var(--ink)}
.item .s{font-size:.78rem;color:var(--ink2)}
.item.active-item{border-color:var(--amber);box-shadow:0 0 0 2px color-mix(in srgb,var(--amber) 18%,transparent)}
.pill{font-size:.66rem;font-weight:800;padding:2px 8px;border-radius:20px;background:color-mix(in srgb,var(--green) 16%,transparent);color:var(--green);border:1px solid color-mix(in srgb,var(--green) 36%,transparent)}

.camwrap{position:relative;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;background:#000}
.camwrap video,.camwrap canvas,.camwrap img{width:100%;display:block}
.canvas-target{touch-action:none;cursor:crosshair}
.overlay-reticle{position:absolute;inset:0;pointer-events:none}

/* captures gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.shot{background:var(--bg2);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.shot img{width:100%;display:block;aspect-ratio:4/3;object-fit:cover;background:#000}
.shot .meta{padding:8px 9px}
.shot .meta .t{font-weight:700;font-size:.82rem;color:var(--ink)}
.shot .meta .s{font-size:.72rem;color:var(--ink2)}
.shot .row{display:flex;gap:6px;padding:0 9px 9px}
.shot .row .btn{padding:6px 8px;font-size:.75rem}

.learn h3{color:var(--amber2);margin-top:18px}
.learn ul{padding-left:18px} .learn li{margin:5px 0}
.kbd{background:var(--panel);border:1px solid var(--line2);border-radius:6px;padding:1px 6px;font-size:.82rem}
details.faq{border:1px solid var(--line);border-radius:10px;background:var(--bg2);padding:2px 12px;margin-bottom:8px}
details.faq summary{cursor:pointer;font-weight:700;padding:10px 0;list-style:none;color:var(--ink)}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::before{content:"＋";color:var(--amber);margin-right:8px;font-weight:800}
details.faq[open] summary::before{content:"－"}

.chlog{border-left:2px solid var(--line2);padding-left:14px;margin-left:4px}
.chlog .rel{margin-bottom:16px;position:relative}
.chlog .rel::before{content:"";position:absolute;left:-19px;top:5px;width:8px;height:8px;border-radius:50%;background:var(--amber)}
.chlog .relv{font-weight:800;color:var(--amber2)} .chlog .reld{font-size:.74rem;color:var(--ink3)}

footer.app{max-width:900px;margin:8px auto 0;padding:18px 14px calc(30px + var(--safe-b));color:var(--ink3);font-size:.76rem;text-align:center;border-top:1px solid var(--line)}
footer.app .logo{display:inline-flex;align-items:center;gap:7px;color:var(--ink2);font-weight:700;margin-bottom:4px}
footer.app svg{width:18px;height:18px}
footer.app a{color:var(--ink2)}

#toast{position:fixed;left:50%;bottom:calc(22px + var(--safe-b));transform:translateX(-50%) translateY(20px);background:var(--panel);border:1px solid var(--line2);color:var(--ink);padding:11px 16px;border-radius:12px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.25s;z-index:100;font-size:.9rem;font-weight:600;max-width:90vw}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.sheet-back{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:90;display:none;align-items:flex-end;justify-content:center}
.sheet-back.show{display:flex}
.sheet{background:var(--panel);border:1px solid var(--line);border-radius:18px 18px 0 0;width:100%;max-width:560px;padding:16px 16px calc(20px + var(--safe-b));max-height:82vh;overflow:auto}
.sheet .handle{width:40px;height:4px;background:var(--line2);border-radius:3px;margin:0 auto 12px}

hr.sep{border:none;border-top:1px solid var(--line);margin:14px 0}
.note-inline{font-size:.78rem;color:var(--ink3);margin-top:6px}
.tag{display:inline-block;font-size:.68rem;font-weight:700;padding:2px 7px;border-radius:6px;background:var(--panel2);border:1px solid var(--line2);color:var(--ink2);margin-right:5px}

/* store badges */
.storebadges{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.storebadges a{line-height:0;border-radius:10px;transition:transform .12s,opacity .12s}
.storebadges a:active{transform:scale(.97)}
.storebadges img{height:52px;width:auto;display:block}
.storebadges a[data-disabled="1"]{opacity:.55}

/* ---------- landscape / wide handling ---------- */
@media (min-width:720px){
  .split{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:start}
}
@media (orientation:landscape) and (max-height:560px){
  nav.tabs{top:calc(var(--safe-t) + 52px)}
  main{padding-bottom:calc(60px + var(--safe-b))}
  .big{font-size:1.7rem}
  .reticle-box svg{width:min(300px,60vh)}
  .split{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:start}
}