/* ============================================================================
   Entrain — free web player UI
   Layers on top of styles.css; uses the same tokens (indigo/cyan, Sora/mono).
   ========================================================================== */

.player {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
}

/* Mode badge above the orb */
.player .mode-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent);
  padding: 6px 14px; border-radius: 999px;
  background: rgba(102, 120, 246, 0.09); border: 1px solid rgba(102, 120, 246, 0.28);
  margin-bottom: 26px;
}

/* ── Orb ─────────────────────────────────────────────────────── */
.orb-wrap {
  position: relative; width: 184px; height: 184px;
  margin: 0 auto 30px; cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.orb-core {
  position: relative; z-index: 1;
  width: 100%; height: 100%; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  background: radial-gradient(circle at 40% 35%, rgba(102,120,246,0.30), rgba(40,211,238,0.12) 55%, transparent 72%);
  border: 1px solid var(--hairline-strong);
  transition: border-color .4s ease, box-shadow .4s ease;
}
.orb-freq { font-family: var(--display); font-weight: 700; font-size: 52px; line-height: 1; color: var(--ink); letter-spacing: -0.03em; }
.orb-unit { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.orb-ring { position: absolute; border-radius: 50%; border: 1px solid var(--accent); opacity: 0; pointer-events: none; }
.orb-ring.r1 { inset: -14px; }
.orb-ring.r2 { inset: -34px; }
.orb-ring.r3 { inset: -54px; }
.playing .orb-core { border-color: var(--accent); box-shadow: 0 0 60px rgba(102,120,246,0.30); }
.playing .orb-ring.r1 { animation: orbpulse 3s ease-out infinite; }
.playing .orb-ring.r2 { animation: orbpulse 3s ease-out infinite 1s; }
.playing .orb-ring.r3 { animation: orbpulse 3s ease-out infinite 2s; }
@keyframes orbpulse { 0% { opacity: .55; transform: scale(.95); } 100% { opacity: 0; transform: scale(1.12); } }

/* ── Preset chips ────────────────────────────────────────────── */
.presets { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-bottom: 22px; }
.preset {
  background: linear-gradient(180deg, var(--panel2), var(--panel));
  border: 1px solid var(--hairline); border-radius: var(--radius-xs);
  padding: 11px 6px; cursor: pointer; -webkit-tap-highlight-color: transparent;
  transition: border-color .2s ease, background .2s ease;
}
.preset:hover { border-color: var(--hairline-strong); }
.preset.active { border-color: var(--accent); background: rgba(102,120,246,0.12); }
.preset .p-band { font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 3px; }
.preset .p-hz { font-family: var(--display); font-weight: 700; font-size: 15px; color: var(--ink); }

/* ── Sliders ─────────────────────────────────────────────────── */
.sliders { display: flex; flex-direction: column; gap: 14px; margin-bottom: 22px; text-align: left; }
.slider-row { display: grid; grid-template-columns: 96px 1fr 52px; align-items: center; gap: 12px; }
.slider-row label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.slider-row .val { font-family: var(--mono); font-size: 12px; color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }
input[type=range].en {
  -webkit-appearance: none; appearance: none; width: 100%; height: 3px;
  background: linear-gradient(to right, var(--accent) var(--pct, 50%), rgba(102,120,246,0.16) var(--pct, 50%));
  border-radius: 3px; outline: none; cursor: pointer;
}
input[type=range].en::-webkit-slider-thumb {
  -webkit-appearance: none; width: 16px; height: 16px; border-radius: 50%;
  background: var(--ink); box-shadow: 0 0 10px rgba(102,120,246,0.5); cursor: pointer;
}
input[type=range].en::-moz-range-thumb { width: 16px; height: 16px; border: 0; border-radius: 50%; background: var(--ink); cursor: pointer; }

/* ── Transport row ───────────────────────────────────────────── */
.transport { display: flex; align-items: center; justify-content: center; gap: 18px; }
.play-btn {
  width: 68px; height: 68px; border-radius: 50%;
  border: 1px solid var(--accent); background: rgba(102,120,246,0.10);
  cursor: pointer; display: grid; place-items: center; flex: none;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  -webkit-tap-highlight-color: transparent;
}
.play-btn:hover { transform: translateY(-2px); box-shadow: 0 0 28px rgba(102,120,246,0.35); }
.play-btn svg { width: 26px; height: 26px; fill: var(--ink); }
.session { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 0.04em; text-align: left; min-width: 150px; }
.session b { font-family: var(--display); font-size: 20px; color: var(--ink); display: block; font-variant-numeric: tabular-nums; }

.player .status { font-family: var(--mono); font-size: 11px; color: var(--faint); letter-spacing: 0.06em; min-height: 16px; margin-top: 18px; }

/* ── Shape toggle (isochronic) ───────────────────────────────── */
.shape-row { display: flex; align-items: center; gap: 8px; margin-bottom: 22px; }
.shape-row .lbl { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-right: 4px; }
.shape-btn {
  flex: 1; text-align: center; cursor: pointer; -webkit-tap-highlight-color: transparent;
  font-family: var(--mono); font-size: 12px; color: var(--muted);
  padding: 9px 6px; border-radius: var(--radius-xs);
  background: linear-gradient(180deg, var(--panel2), var(--panel)); border: 1px solid var(--hairline);
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.shape-btn.active { border-color: var(--accent); color: var(--ink); background: rgba(102,120,246,0.12); }

/* ── Upsell modal ────────────────────────────────────────────── */
.upsell-overlay {
  position: fixed; inset: 0; z-index: 300;
  display: none; align-items: center; justify-content: center; padding: 24px;
  background: rgba(3, 5, 12, 0.78); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.upsell-overlay.open { display: flex; }
.upsell {
  max-width: 440px; width: 100%; text-align: center;
  background: linear-gradient(180deg, var(--panel2), var(--panel));
  border: 1px solid var(--hairline-strong); border-radius: var(--radius);
  padding: 34px 28px; box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}
.upsell h3 { margin-bottom: 10px; }
.upsell p { font-size: 0.95rem; margin-bottom: 18px; }
.upsell ul { list-style: none; text-align: left; max-width: 300px; margin: 0 auto 22px; }
.upsell .cta-row { justify-content: center; }
.upsell .restart { display: inline-block; margin-top: 16px; font-family: var(--mono); font-size: 12px; color: var(--muted); cursor: pointer; background: none; border: 0; }
.upsell .restart:hover { color: var(--ink); }

@media (max-width: 480px) {
  .presets { grid-template-columns: repeat(5, 1fr); gap: 5px; }
  .preset { padding: 9px 3px; }
  .preset .p-hz { font-size: 13px; }
  .orb-wrap { width: 160px; height: 160px; }
  .orb-freq { font-size: 44px; }
  .slider-row { grid-template-columns: 80px 1fr 46px; }
}