/* HairScan client styles — Robs cool hair AI graft analyzer */
:root{--bg:#0a0a0a;--surface:#141414;--line:#2a2a2a;--ivory:#f5f1e8;--taupe:#b2968e;--muted:#8a8578}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ivory);font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.5}
.wrap{max-width:720px;margin:0 auto;padding:24px 20px 60px}
.narrow{max-width:520px;margin:0 auto;padding:16px 20px 60px}
h1{font-size:30px;font-weight:700;margin:12px 0 8px;letter-spacing:-.02em}
h2{font-size:20px;font-weight:600;margin:26px 0 10px}
p.sub{color:var(--muted);font-size:15px;margin-top:0}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;margin:16px 0}
.btn{display:inline-block;width:100%;background:var(--taupe);color:#14100e;border:none;border-radius:10px;padding:14px 18px;font-size:16px;font-weight:600;cursor:pointer;text-align:center;text-decoration:none}
.btn:hover{filter:brightness(1.08)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.secondary{background:transparent;color:var(--taupe);border:1px solid var(--taupe)}

/* photo slots */
.slots{display:flex;gap:8px;margin-top:10px}
.slot{flex:1;position:relative;border:2px dashed var(--line);border-radius:10px;overflow:hidden;cursor:pointer;aspect-ratio:3/4;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);font-size:11px;font-weight:600;transition:border-color .15s ease}
.slot:hover{border-color:var(--taupe)}
.slot.filled{border-style:solid;border-color:var(--taupe)}
.slot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover} /* full crop-fill of tile */
.slot .tag{position:relative;z-index:2;background:rgba(10,10,10,.72);padding:2px 8px;border-radius:999px}
.slot.filled .check{position:absolute;top:4px;right:4px;z-index:2;color:var(--taupe);font-weight:800}

/* full preview of primary photo — shows ENTIRE image, never crops */
.preview-full{width:100%;max-height:340px;object-fit:contain;background:#000;border-radius:10px;margin-top:10px;display:block}

label.field{display:block;margin:14px 0;font-size:13px;color:var(--muted)}
input.field{width:100%;margin-top:6px;background:#0f0f0f;border:1px solid var(--line);border-radius:8px;padding:11px 12px;color:var(--ivory);font-size:15px}
input.field:focus{outline:none;border-color:var(--taupe)}
.error{color:#e07b6a;font-size:14px;margin:10px 0}
.disclaimer{color:var(--muted);font-size:12px;text-align:center;opacity:.7}
.stagebar{display:flex;gap:4px;margin:14px 0 6px}
.stagebar span{flex:1;height:34px;border-radius:6px;background:var(--line);color:var(--muted);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600}
.stagebar span.on{background:var(--taupe);color:#14100e}
.graftbox{background:linear-gradient(135deg,#1c1713,#141414);border:1px solid var(--taupe);border-radius:14px;padding:22px;text-align:center;margin:18px 0}
.graftbox .num{font-size:40px;font-weight:800;letter-spacing:-.03em}
.graftbox .lbl{color:var(--taupe);font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}
ul.zones{list-style:none;padding:0;margin:8px 0}
ul.zones li{padding:6px 0;border-bottom:1px solid var(--line);font-size:15px}
.badge{display:inline-block;font-size:12px;font-weight:600;border-radius:999px;padding:4px 12px;letter-spacing:.04em;border:1px solid var(--taupe);color:var(--taupe)}

/* marking grid overlay — cells are tap targets, page scroll stays native */
.gridwrap{position:relative;margin-top:10px;border-radius:10px;overflow:hidden;touch-action:pan-y}
.gridwrap img{width:100%;display:block;object-fit:contain}
.gridovl{position:absolute;inset:0;display:grid}
.gcell{border:.5px solid rgba(245,241,232,.25);cursor:pointer;-webkit-tap-highlight-color:transparent}
.gcell.gone{background:rgba(224,123,106,.55)}
.gcell.thin{background:rgba(178,150,142,.45)}
.brushrow{display:flex;gap:8px;margin-top:10px}
.chipbtn{flex:1;padding:9px 8px;border-radius:8px;border:1px solid var(--line);background:#0f0f0f;color:var(--muted);font-size:13px;font-weight:600;cursor:pointer}
.chipbtn.on{border-color:var(--taupe);color:var(--ivory)}
.chipbtn.wide{width:100%}
.gridmeta{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:8px}

/* always-visible angle guides strip */
.guides{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}
.guides figure{margin:0}
.guides img{width:100%;border-radius:8px;border:1px solid var(--line);display:block}
.guides figcaption{font-size:10px;color:var(--muted);text-align:center;margin-top:3px}