/* ============ Longevity OS — app shell (mobile-first) ============ */

.appbody { background: var(--bg); }
.app { display: grid; grid-template-columns: 1fr; min-height: 100vh; }

/* ---------- Sidebar (desktop) / bottom bar (mobile) ---------- */
.side {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 60;
  background: rgba(7, 11, 20, 0.92);
  backdrop-filter: blur(18px);
  border-top: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0.35rem 0.4rem calc(0.35rem + env(safe-area-inset-bottom));
}
.side .brand, .side__plan { display: none; }
.side__nav { display: flex; flex: 1; justify-content: space-around; gap: 0.1rem; }
.side__nav button {
  font: 600 0.6rem var(--font);
  color: var(--muted);
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 0.15rem;
  padding: 0.45rem 0.5rem;
  border-radius: 12px;
  min-width: 44px; min-height: 44px; /* touch target */
}
.side__nav button i { font-style: normal; font-size: 1.25rem; }
.side__nav button.is-active { color: var(--accent); background: rgba(45, 212, 167, 0.1); }

.main { padding: 1.2rem 1rem 6.5rem; width: 100%; max-width: 1080px; margin: 0 auto; }

/* ---------- Views ---------- */
.view { display: none; animation: fadeUp 0.25s ease; }
.view.is-active { display: block; }
.main__head { display: flex; justify-content: space-between; align-items: start; gap: 1rem; margin-bottom: 1.2rem; }
.main__head h2 { font-size: 1.45rem; }
.main__head p { font-size: 0.82rem; }
.muted { color: var(--muted); }

/* ---------- Dashboard grid ---------- */
.dash__grid { display: grid; grid-template-columns: 1fr; gap: 0.9rem; }
.dcard { padding: 1.2rem; }
.dcard h4 { font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.7rem; }
.dcard--score { display: flex; align-items: center; gap: 1.2rem; }
.dcard--score .ring { width: 110px; height: 110px; }
.dcard--score .ring__num { font-size: 1.6rem; }
.score-meta strong { font: 700 1.1rem var(--font-display); display: block; }
.score-meta p { font-size: 0.8rem; }

.agecards { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.agecard--mini { padding: 0.9rem 1rem; }
.agecard--mini h5 { font-size: 0.72rem; color: var(--muted); font-weight: 600; }
.agecard--mini strong { font: 700 1.6rem var(--font-display); display: block; }
.agecard--mini em { font-style: normal; font-size: 0.68rem; color: var(--muted); }

.band-row { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; margin-bottom: 0.5rem; }
.band-row strong { font-family: var(--font-display); font-size: 1rem; }

/* Today / check-in card */
.today-done { display: flex; align-items: center; gap: 0.9rem; }
.today-done strong { font: 700 1.8rem var(--font-display); color: var(--accent); }

/* Sparkline */
.spark { width: 100%; height: 120px; }
.spark polyline { fill: none; stroke: var(--accent); stroke-width: 2.5; stroke-linecap: round; }
.spark .spark__area { fill: rgba(45, 212, 167, 0.12); stroke: none; }
.spark text { fill: var(--muted); font: 600 10px var(--font); }

/* ---------- Widgets ---------- */
.widget-row { display: grid; grid-template-columns: 1fr; gap: 0.9rem; }

/* Fasting timer */
.fast__time { font: 700 2.2rem var(--font-display); }
.fast__stage { font-size: 0.78rem; color: var(--accent); font-weight: 600; }
.fast__row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }

/* Breathwork */
.breath { text-align: center; }
.breath__orb {
  width: 110px; height: 110px; margin: 0.6rem auto;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45, 212, 167, 0.35), rgba(45, 212, 167, 0.05));
  border: 1px solid rgba(45, 212, 167, 0.5);
  transition: transform 3.8s ease-in-out;
  transform: scale(0.6);
}
.breath__orb.is-in { transform: scale(1); }
.breath__phase { font: 600 1rem var(--font-display); min-height: 1.4em; }
.breath__count { font-size: 0.75rem; color: var(--muted); }

/* Face scan / camera */
.scan__result strong { font: 700 1.7rem var(--font-display); color: #fbbf24; }
.cam__video { width: 100%; border-radius: 14px; background: #000; max-height: 60vh; object-fit: cover; }
.cam__controls { display: flex; gap: 0.6rem; justify-content: center; margin-top: 0.9rem; flex-wrap: wrap; }
.cam__shutter {
  width: 64px; height: 64px; border-radius: 50%;
  border: 4px solid #fff; background: var(--accent);
  cursor: pointer;
  box-shadow: 0 0 20px rgba(45, 212, 167, 0.6);
}
.cam__hint { font-size: 0.75rem; text-align: center; margin-top: 0.5rem; }

/* ---------- Onboarding / forms ---------- */
.form-card { padding: 1.4rem; display: grid; gap: 1rem; }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chips button {
  font: 500 0.88rem var(--font); color: var(--text);
  padding: 0.6rem 1rem; border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer; min-height: 44px;
}
.chips button.is-selected { border-color: var(--accent); background: rgba(45, 212, 167, 0.13); }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
.field-grid label, .slider-grid label { font-size: 0.78rem; color: var(--muted); display: grid; gap: 0.3rem; }
.field-grid input, .field-grid select, .form-card input[type="email"] {
  font: 500 1rem var(--font); color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 0.75rem 0.8rem; width: 100%;
  min-height: 44px;
}
.slider-grid { display: grid; gap: 1rem; }
.slider-grid output { color: var(--accent); font-weight: 700; }

/* ---------- Check-in ---------- */
.history { display: grid; gap: 0.4rem; margin-top: 0.8rem; }
.history div { display: flex; justify-content: space-between; font-size: 0.82rem; color: #c4cbd8; border-bottom: 1px dashed rgba(255,255,255,0.08); padding-bottom: 0.35rem; }
.history div span { color: var(--muted); }

/* ---------- Protocol gating ---------- */
.proto-list { list-style: none; display: grid; gap: 0.5rem; }
.proto-list li { display: flex; justify-content: space-between; font-size: 0.92rem; color: #c4cbd8; border-bottom: 1px dashed rgba(255,255,255,0.08); padding-bottom: 0.5rem; }
.locked-blur { filter: blur(5px); user-select: none; pointer-events: none; }
.lock-cta {
  margin-top: 1rem; padding: 1rem;
  border: 1px dashed rgba(124, 108, 246, 0.5); border-radius: 12px;
  text-align: center; background: rgba(124, 108, 246, 0.07);
}
.lock-cta p { font-size: 0.85rem; margin-bottom: 0.7rem; }

/* ---------- Wearables / vault ---------- */
.dev-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.pair-card { padding: 1rem; }
.pair-card .vault__frame { margin-bottom: 0.5rem; }
.vault-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.pending-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
.pending-slot {
  border: 2px dashed var(--border); border-radius: 14px;
  min-height: 130px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.5rem;
  color: var(--muted); font-size: 0.82rem;
  padding: 0.8rem; text-align: center;
}
.pending-slot img { max-width: 100%; max-height: 120px; border-radius: 10px; }
.pending-slot.has-img { border-style: solid; border-color: var(--accent); }
.pending-slot .vault-actions .btn { min-height: 40px; }

/* ---------- Jevity Labs ---------- */
.labs__wave { width: 100%; height: 110px; background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border); border-radius: 12px; margin: 0.8rem 0 0.4rem; }
.labs__status { font-size: 0.8rem; color: var(--accent); min-height: 1.3em; }
.labs__result { font-size: 1.05rem; margin: 0.6rem 0; line-height: 1.5; }
.labs__result strong { font-family: var(--font-display); font-size: 1.3rem; color: var(--accent); }
.labs__last { font-size: 0.82rem; margin-top: 0.5rem; min-height: 1.2em; }
.labs__last strong { color: var(--accent); }
.fold__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; margin: 0.8rem 0; }
.fold__grid figure { margin: 0; }
.fold__grid canvas { width: 100%; border-radius: 12px; display: block; }
.fold__grid figcaption { font-size: 0.75rem; color: var(--muted); margin-top: 0.35rem; }
.fold__slider { display: grid; gap: 0.4rem; font-size: 0.85rem; color: var(--muted); margin: 0.6rem 0; text-align: left; }
.fold__slider output { color: var(--accent); font-weight: 700; }

/* ---------- Settings ---------- */
.setting-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.9rem 0; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.setting-row h5 { font-size: 0.95rem; }
.setting-row p { font-size: 0.78rem; }
.lang-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ---------- Plan badge ---------- */
.badge--pro { background: rgba(124, 108, 246, 0.18); color: #a78bfa; }

/* ---------- Upgrade banner ---------- */
.up-banner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.1rem 1.3rem; border-color: rgba(124, 108, 246, 0.45); flex-wrap: wrap; }
.up-banner p { font-size: 0.85rem; }

/* ============ Desktop ============ */
@media (min-width: 861px) {
  .app { grid-template-columns: 232px 1fr; }
  .side {
    position: sticky; top: 0; bottom: auto; height: 100vh;
    flex-direction: column; align-items: stretch;
    border-top: none; border-right: 1px solid var(--border);
    padding: 1.3rem 1rem;
    background: var(--bg-alt);
  }
  .side .brand { display: flex; margin-bottom: 1.6rem; }
  .side__nav { flex-direction: column; justify-content: flex-start; gap: 0.2rem; flex: 1; }
  .side__nav button {
    flex-direction: row; gap: 0.7rem;
    font-size: 0.9rem;
    padding: 0.65rem 0.8rem;
    justify-content: flex-start;
    width: 100%;
  }
  .side__plan { display: grid; gap: 0.5rem; justify-items: start; border-top: 1px solid var(--border); padding-top: 1rem; }
  .side__beta { font-size: 0.68rem; color: var(--muted); }
  .main { padding: 2.2rem 2.4rem 3rem; }
  .dash__grid { grid-template-columns: repeat(2, 1fr); }
  .dcard--wide { grid-column: span 2; }
  .agecards { grid-template-columns: repeat(4, 1fr); }
  .widget-row { grid-template-columns: repeat(3, 1fr); }
  .dev-grid { grid-template-columns: repeat(4, 1fr); }
  .pending-grid { grid-template-columns: 1fr 1fr; }
}