:root{
  --bg:#0a0e13; --bg-2:#0f151d; --card:#141b25; --card-2:#182230;
  --line:#243244; --line-2:#2e4055;
  --txt:#eaf1f8; --muted:#93a4b8; --dim:#64768c;
  --accent:#c6ff3d; --accent-2:#17e0b0; --accent-ink:#0a1400;
  --danger:#ff5d6c; --warn:#ffb454; --ok:#2fd6a6;
  --radius:16px; --shadow:0 18px 50px -20px rgba(0,0,0,.7);
  --grad:linear-gradient(120deg,var(--accent),var(--accent-2));
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:radial-gradient(1200px 600px at 80% -10%,rgba(23,224,176,.07),transparent 60%),
    radial-gradient(1000px 500px at -10% 0%,rgba(198,255,61,.06),transparent 55%),var(--bg);
  color:var(--txt);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-feature-settings:"tnum" 1,"ss01" 1;line-height:1.5;min-height:100vh;
  display:flex;flex-direction:column;
}
a{color:var(--accent-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{letter-spacing:-.02em;font-weight:800;margin:0 0 .4em}
.accent{color:var(--accent)}
.muted{color:var(--muted)}
.dim{color:var(--dim)}
.tnum{font-variant-numeric:tabular-nums}

/* ── Nav ─────────────────────────────────────────────── */
.gnav{position:sticky;top:0;z-index:50;background:rgba(10,14,19,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.gnav-inner{max-width:1120px;margin:0 auto;padding:.65rem 1rem;display:flex;
  align-items:center;gap:1rem;flex-wrap:wrap}
.gbrand{display:flex;align-items:center;gap:.55rem;font-weight:900;font-size:1.2rem;
  color:var(--txt);letter-spacing:-.03em}
.gbrand:hover{text-decoration:none}
.gbrand-mark{width:34px;height:34px;border-radius:10px;background:var(--grad);
  color:var(--accent-ink);display:grid;place-items:center;font-size:1.05rem;
  box-shadow:0 6px 18px -6px var(--accent-2)}
.gnav-toggle{margin-left:auto;background:var(--card);border:1px solid var(--line);
  color:var(--txt);border-radius:10px;width:42px;height:42px;font-size:1.3rem;display:none}
.gnav-links{margin-left:auto;display:flex;align-items:center;gap:.25rem;flex-wrap:wrap}
.gnav-links a{color:var(--muted);padding:.5rem .8rem;border-radius:10px;font-weight:600;
  font-size:.94rem;display:inline-flex;align-items:center;gap:.4rem}
.gnav-links a:hover{color:var(--txt);background:var(--card);text-decoration:none}
.gnav-links a.active{color:var(--accent);background:rgba(198,255,61,.09)}
.gnav-out{color:var(--dim)!important}
.gnav-out span{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:820px){
  .gnav-toggle{display:block}
  .gnav-links{flex-basis:100%;flex-direction:column;align-items:stretch;display:none;margin-top:.5rem}
  .gnav-links a{padding:.7rem .8rem}
  body.nav-open .gnav-links{display:flex}
}

/* ── Layout ──────────────────────────────────────────── */
.gwrap{max-width:1120px;width:100%;margin:0 auto;padding:1.4rem 1rem 3rem;flex:1}
.gfoot{border-top:1px solid var(--line);color:var(--dim);text-align:center;
  padding:1.4rem 1rem;font-size:.85rem}
.gfoot a{color:var(--muted)}

.page-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  flex-wrap:wrap;margin-bottom:1.2rem}
.page-head h1{font-size:1.65rem;margin:0}
.page-head .sub{color:var(--muted);font-size:.95rem}

/* ── Cards / grid ────────────────────────────────────── */
.card-g{background:linear-gradient(180deg,var(--card),var(--card-2));
  border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem;box-shadow:var(--shadow)}
.grid{display:grid;gap:1rem}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:780px){.grid.cols-3,.grid.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}

.stat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:1rem 1.1rem}
.stat .k{color:var(--dim);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700}
.stat .v{font-size:1.9rem;font-weight:900;letter-spacing:-.03em;margin-top:.15rem}
.stat .v small{font-size:.9rem;color:var(--muted);font-weight:600}

/* ── Buttons ─────────────────────────────────────────── */
.btn-g{display:inline-flex;align-items:center;gap:.5rem;justify-content:center;
  border:none;border-radius:12px;padding:.72rem 1.15rem;font-weight:800;font-size:.98rem;
  cursor:pointer;color:var(--accent-ink);background:var(--grad);letter-spacing:-.01em;
  box-shadow:0 10px 26px -12px var(--accent-2);transition:transform .12s,filter .12s}
.btn-g:hover{filter:brightness(1.05);text-decoration:none;color:var(--accent-ink);transform:translateY(-1px)}
.btn-o{background:transparent;color:var(--txt);border:1px solid var(--line-2)}
.btn-o:hover{border-color:var(--accent-2);color:var(--txt);background:var(--card)}
.btn-danger-g{background:linear-gradient(120deg,#ff5d6c,#ff8a5d);color:#1a0206;box-shadow:none}
.btn-sm{padding:.45rem .8rem;font-size:.86rem;border-radius:10px}
.btn-block{width:100%}

/* ── Forms ───────────────────────────────────────────── */
.field{margin-bottom:1rem}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:.35rem;color:var(--txt)}
.input,.select,textarea.input{width:100%;background:var(--bg-2);border:1px solid var(--line-2);
  color:var(--txt);border-radius:11px;padding:.7rem .85rem;font-size:1rem;font-family:inherit}
.input:focus,.select:focus,textarea.input:focus{outline:none;border-color:var(--accent-2);
  box-shadow:0 0 0 3px rgba(23,224,176,.16)}
.check{display:flex;gap:.6rem;align-items:flex-start;background:var(--bg-2);
  border:1px solid var(--line);border-radius:11px;padding:.75rem .85rem;margin-bottom:.6rem}
.check input{margin-top:.2rem;width:18px;height:18px;accent-color:var(--accent-2)}
.check label{font-weight:600;font-size:.92rem;margin:0;color:var(--txt)}

/* ── Badges / pills ──────────────────────────────────── */
.badge-g{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .6rem;border-radius:999px;
  font-size:.78rem;font-weight:800;border:1px solid var(--line-2);color:var(--muted)}
.badge-g.ok{color:var(--accent-2);border-color:rgba(23,224,176,.4);background:rgba(23,224,176,.08)}
.badge-g.warn{color:var(--warn);border-color:rgba(255,180,84,.4);background:rgba(255,180,84,.08)}
.badge-g.bad{color:var(--danger);border-color:rgba(255,93,108,.4);background:rgba(255,93,108,.08)}

/* ── Client list ─────────────────────────────────────── */
.client-card{display:flex;align-items:center;gap:.9rem;background:var(--card);
  border:1px solid var(--line);border-radius:14px;padding:.9rem 1rem;transition:border-color .15s}
.client-card:hover{border-color:var(--line-2);text-decoration:none}
.avatar{width:46px;height:46px;border-radius:12px;background:var(--grad);color:var(--accent-ink);
  display:grid;place-items:center;font-weight:900;font-size:1.15rem;flex:none}
.client-card .nm{font-weight:800;color:var(--txt)}
.client-card .mt{color:var(--muted);font-size:.85rem}

/* ── Sparkline ───────────────────────────────────────── */
.spark{width:100%;height:auto;display:block}
.spark polyline{fill:none;stroke:var(--accent-2);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.spark .fill{fill:rgba(23,224,176,.12);stroke:none}

/* ── Muscle bars / result ────────────────────────────── */
.mbar{margin-bottom:.7rem}
.mbar .top{display:flex;justify-content:space-between;font-weight:700;font-size:.9rem;margin-bottom:.28rem}
.mbar .track{height:9px;background:var(--bg-2);border-radius:999px;overflow:hidden;border:1px solid var(--line)}
.mbar .fill{height:100%;background:var(--grad);border-radius:999px}
.finding{display:flex;gap:.55rem;align-items:flex-start;padding:.35rem 0;border-bottom:1px dashed var(--line)}
.finding i{color:var(--accent-2);margin-top:.2rem}
.delta-up{color:var(--accent-2);font-weight:800}
.delta-down{color:var(--warn);font-weight:800}

.pose-thumb{aspect-ratio:3/4;object-fit:cover;width:100%;border-radius:12px;border:1px solid var(--line-2);background:var(--bg-2)}
.pose-cap{text-align:center;color:var(--muted);font-size:.8rem;margin-top:.35rem;font-weight:600}

.disclaimer{border:1px dashed var(--line-2);border-radius:12px;padding:.8rem 1rem;color:var(--muted);
  font-size:.85rem;background:rgba(255,180,84,.05)}
.rec-list{list-style:none;padding:0;margin:0}
.rec-list li{padding:.5rem .7rem;background:var(--bg-2);border:1px solid var(--line);border-radius:10px;
  margin-bottom:.5rem;display:flex;gap:.55rem;align-items:flex-start}
.rec-list li i{color:var(--accent);margin-top:.15rem}

/* ── Auth ────────────────────────────────────────────── */
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:1.4rem}
.auth-card{width:100%;max-width:420px;background:linear-gradient(180deg,var(--card),var(--card-2));
  border:1px solid var(--line);border-radius:20px;padding:1.8rem;box-shadow:var(--shadow)}
.auth-brand{display:flex;align-items:center;gap:.55rem;font-weight:900;font-size:1.4rem;
  justify-content:center;margin-bottom:.3rem}
.auth-sub{text-align:center;color:var(--muted);margin-bottom:1.4rem;font-size:.92rem}

/* ── Alerts (bootstrap override) ─────────────────────── */
.alert{border-radius:12px;border:1px solid var(--line-2);font-weight:600}
.alert-success{background:rgba(47,214,166,.1);color:#a9f2dc;border-color:rgba(47,214,166,.35)}
.alert-danger{background:rgba(255,93,108,.1);color:#ffc2c8;border-color:rgba(255,93,108,.35)}
.alert-warning{background:rgba(255,180,84,.1);color:#ffdca8;border-color:rgba(255,180,84,.35)}
.alert-info{background:rgba(23,224,176,.08);color:#b6ede0;border-color:rgba(23,224,176,.3)}

/* ── Scanner overlay (Showpiece) ─────────────────────── */
.scanner{position:fixed;inset:0;background:#05070a;display:flex;flex-direction:column;z-index:60}
.scanner video,.scanner .shot{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.scanner .shot{display:none;z-index:2}
.sc-top{position:relative;z-index:5;display:flex;align-items:center;gap:.6rem;padding:.8rem 1rem;
  background:linear-gradient(180deg,rgba(5,7,10,.85),transparent)}
.sc-top .x{background:rgba(20,27,37,.7);border:1px solid var(--line);color:#fff;width:40px;height:40px;
  border-radius:10px;font-size:1.2rem}
.sc-steps{display:flex;gap:.4rem;flex:1;justify-content:center}
.sc-step{width:34px;height:6px;border-radius:999px;background:rgba(255,255,255,.22)}
.sc-step.done{background:var(--accent-2)}
.sc-step.active{background:var(--accent)}
.sc-flip{background:rgba(20,27,37,.7);border:1px solid var(--line);color:#fff;width:40px;height:40px;border-radius:10px;font-size:1.15rem}

/* silhouette guide */
.sc-guide{position:absolute;inset:0;z-index:3;display:grid;place-items:center;pointer-events:none}
.sc-guide svg{height:82%;max-height:78vh;opacity:.5;filter:drop-shadow(0 0 12px rgba(198,255,61,.4))}
.scanner.ready .sc-guide svg{opacity:.85;color:var(--accent)}

.sc-coach{position:absolute;left:50%;top:12%;transform:translateX(-50%);z-index:6;
  width:min(92%,460px);text-align:center}
.sc-pose-name{display:inline-block;background:rgba(5,7,10,.7);border:1px solid var(--line);
  color:#fff;font-weight:800;padding:.35rem .9rem;border-radius:999px;font-size:.95rem;margin-bottom:.5rem}
.sc-hint{background:rgba(5,7,10,.72);backdrop-filter:blur(6px);border:1px solid var(--line);
  border-radius:14px;padding:.7rem .9rem;color:#fff;font-weight:600;min-height:2.6rem;
  display:flex;align-items:center;justify-content:center;gap:.5rem;transition:border-color .2s}
.scanner.ready .sc-hint{border-color:var(--accent);color:var(--accent)}
.sc-hint i{font-size:1.1rem}

.sc-bottom{position:absolute;left:0;right:0;bottom:0;z-index:6;padding:1.2rem 1rem 1.7rem;
  background:linear-gradient(0deg,rgba(5,7,10,.9),transparent);display:flex;
  align-items:center;justify-content:center;gap:1.6rem}
.sc-ring{--p:0;width:82px;height:82px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(var(--accent) calc(var(--p)*1%),rgba(255,255,255,.16) 0);
  transition:background .3s}
.sc-shutter{width:66px;height:66px;border-radius:50%;background:#fff;border:4px solid #05070a;
  cursor:pointer;transition:transform .1s}
.sc-shutter:disabled{opacity:.4;cursor:not-allowed}
.scanner.ready .sc-shutter{background:var(--accent)}
.sc-shutter:active{transform:scale(.92)}
.sc-side-btn{background:rgba(20,27,37,.7);border:1px solid var(--line);color:#fff;
  border-radius:12px;padding:.6rem .8rem;font-weight:700;font-size:.85rem;min-width:74px}
.sc-side-btn:disabled{opacity:.35}

.sc-review{position:absolute;right:1rem;bottom:8.5rem;z-index:6;display:flex;flex-direction:column;gap:.4rem}
.sc-review img{width:46px;height:60px;object-fit:cover;border-radius:8px;border:2px solid var(--accent-2)}

.sc-form-overlay{position:absolute;inset:0;z-index:8;background:rgba(5,7,10,.94);
  display:none;flex-direction:column;padding:1.4rem;overflow:auto}
.sc-form-overlay.show{display:flex}
.sc-processing{position:absolute;inset:0;z-index:9;background:rgba(5,7,10,.95);display:none;
  flex-direction:column;align-items:center;justify-content:center;gap:1rem;text-align:center;padding:2rem}
.sc-processing.show{display:flex}
.spinner-g{width:54px;height:54px;border-radius:50%;border:4px solid rgba(255,255,255,.15);
  border-top-color:var(--accent);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition:none!important}
}