/* WHITE-FITNESS — futuristic but clean. Deep slate, glass panels, one electric accent.
   Per-person accent set by  <body data-member="leonard|keanna">. */

:root {
  --bg: #0a0e16;
  --bg-2: #0e1320;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-line: rgba(255, 255, 255, 0.08);
  --text: #e8edf6;
  --text-dim: #8a96ab;
  --text-faint: #59657a;
  --ok: #34d399;
  --warn: #fbbf24;
  /* accent defaults (Leonard / hot) */
  --accent: #ff5a3c;
  --accent-2: #ff8a3c;
  --accent-glow: rgba(255, 90, 60, 0.35);
  --radius: 18px;
  --mono: "SF Mono", "JetBrains Mono", ui-monospace, "Cascadia Code", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
}
body[data-member="keanna"] {
  /* soft + floral — rose blush + lavender, gentle warm glow */
  --accent: #f4a6c6;
  --accent-2: #c9a7ef;
  --accent-glow: rgba(244, 166, 198, 0.30);
  --bg: #0c0a12;
  --bg-2: #14101c;
  background:
    radial-gradient(900px 520px at 50% -8%, rgba(244,166,198,0.10), transparent 60%),
    radial-gradient(760px 480px at 112% 8%, rgba(201,167,239,0.16), transparent 55%),
    radial-gradient(680px 520px at -10% 100%, rgba(255,214,228,0.10), transparent 55%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; }
body {
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(255,255,255,0.05), transparent 60%),
    radial-gradient(800px 500px at 110% 10%, var(--accent-glow), transparent 55%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
  background-attachment: fixed;
  min-height: 100vh;
  padding-bottom: 88px; /* room for tab bar */
  overscroll-behavior-y: contain;
}

/* ---- top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 16px 18px 12px;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(10,14,22,0.85), rgba(10,14,22,0.35));
  border-bottom: 1px solid var(--panel-line);
}
.brand { font-weight: 800; letter-spacing: 2px; font-size: 15px; text-transform: uppercase; }
.brand b { color: var(--accent); }

/* member toggle */
.seg { display: flex; background: var(--panel); border: 1px solid var(--panel-line); border-radius: 999px; padding: 3px; }
.seg button {
  border: 0; background: transparent; color: var(--text-dim);
  font-family: var(--sans); font-weight: 700; font-size: 13px;
  padding: 7px 14px; border-radius: 999px; cursor: pointer; transition: .18s;
}
.seg button.on { color: #07101e; background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 6px 18px var(--accent-glow); }

/* ---- layout ---- */
main { padding: 18px 16px 8px; max-width: 640px; margin: 0 auto; }
.view { display: none; animation: fade .25s ease; }
.view.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px);} to { opacity: 1; transform: none; } }

h2.title { font-size: 22px; font-weight: 800; letter-spacing: .3px; margin-bottom: 4px; }
.subtitle { color: var(--text-dim); font-size: 13px; margin-bottom: 16px; }

/* ---- cards ---- */
.card {
  background: var(--panel); border: 1px solid var(--panel-line);
  border-radius: var(--radius); padding: 16px; margin-bottom: 14px;
  backdrop-filter: blur(8px);
}
.card.glow { box-shadow: 0 0 0 1px var(--accent-glow), 0 12px 40px rgba(0,0,0,.35); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.muted { color: var(--text-dim); font-size: 13px; }
.faint { color: var(--text-faint); font-size: 12px; }
.tag {
  font-family: var(--mono); font-size: 11px; letter-spacing: .5px;
  color: var(--accent); border: 1px solid var(--accent-glow);
  padding: 2px 8px; border-radius: 999px; text-transform: uppercase;
}
.tag.shared { color: var(--text-dim); border-color: var(--panel-line); }

/* exercise rows */
.ex { padding: 14px 0; border-top: 1px solid var(--panel-line); }
.ex:first-child { border-top: 0; }
.ex .name { font-weight: 700; font-size: 16px; }
.ex .scheme { font-family: var(--mono); color: var(--text-dim); font-size: 12.5px; margin-top: 2px; }
.ex .last { color: var(--accent-2); font-size: 12px; margin-top: 3px; font-family: var(--mono); }
.ex .note { color: var(--text-faint); font-size: 12px; margin-top: 3px; }

/* set chips */
.sets { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.setchip {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.05); border: 1px solid var(--panel-line);
  border-radius: 12px; padding: 7px 10px; font-family: var(--mono); font-size: 12.5px;
}
.setchip.done { border-color: var(--ok); color: var(--ok); }
.setchip .x { color: var(--text-faint); }

/* inputs / buttons */
input, select, textarea {
  width: 100%; background: rgba(0,0,0,.25); border: 1px solid var(--panel-line);
  border-radius: 12px; color: var(--text); padding: 12px 13px; font-size: 16px; font-family: var(--sans);
}
input:focus, select:focus, textarea:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
label.fl { display: block; font-size: 12px; color: var(--text-dim); margin: 0 0 6px 2px; text-transform: uppercase; letter-spacing: .5px; }
.field { margin-bottom: 12px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; cursor: pointer; font-family: var(--sans); font-weight: 800; font-size: 15px;
  padding: 13px 16px; border-radius: 14px; width: 100%;
  color: #07101e; background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px var(--accent-glow); transition: transform .1s;
}
.btn:active { transform: scale(.98); }
.btn.ghost { background: var(--panel); color: var(--text); border: 1px solid var(--panel-line); box-shadow: none; }
.btn.sm { width: auto; padding: 9px 14px; font-size: 13px; border-radius: 11px; }
.btn.danger { background: linear-gradient(135deg,#ef4444,#f87171); }

/* progress photos */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.gallery img, .compare img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 12px; border: 1px solid var(--panel-line); }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.compare figcaption { text-align: center; font-size: 12px; color: var(--text-dim); margin-top: 6px; }

/* trend bar */
.trend { display: flex; align-items: flex-end; gap: 4px; height: 70px; margin-top: 10px; }
.trend .bar { flex: 1; background: linear-gradient(180deg, var(--accent), var(--accent-2)); border-radius: 4px 4px 0 0; min-height: 4px; opacity: .85; }

/* tab bar */
.tabs {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 30;
  display: flex; justify-content: space-around;
  padding: 10px 8px calc(10px + env(safe-area-inset-bottom));
  background: linear-gradient(0deg, rgba(8,11,18,0.96), rgba(8,11,18,0.7));
  backdrop-filter: blur(14px); border-top: 1px solid var(--panel-line);
}
.tabs button {
  background: 0; border: 0; color: var(--text-faint); font-family: var(--sans);
  font-size: 11px; font-weight: 700; display: flex; flex-direction: column; align-items: center; gap: 4px; cursor: pointer;
}
.tabs button .ico { font-size: 20px; line-height: 1; }
.tabs button.on { color: var(--accent); }

/* auth screen */
.auth-wrap { max-width: 380px; margin: 14vh auto 0; padding: 0 22px; }
.auth-logo { text-align: center; font-weight: 900; letter-spacing: 4px; font-size: 26px; text-transform: uppercase; margin-bottom: 6px; }
.auth-logo b { color: var(--accent); }
.auth-sub { text-align: center; color: var(--text-dim); margin-bottom: 26px; font-size: 13px; }

.banner { font-size: 13px; padding: 10px 12px; border-radius: 12px; margin-bottom: 12px; }
.banner.err { background: rgba(239,68,68,.12); border: 1px solid rgba(239,68,68,.4); color: #fca5a5; }
.banner.ok { background: rgba(52,211,153,.12); border: 1px solid rgba(52,211,153,.4); color: #6ee7b7; }
.hidden { display: none !important; }
.center { text-align: center; }
.spread { display: flex; gap: 8px; }
.spread > * { flex: 1; }
.streak { font-family: var(--mono); font-size: 34px; font-weight: 800; color: var(--accent); }
