/* Stage switching: only the active stage shows. */
.stage { display: none; flex-direction: column; flex: 1; min-height: 100%; }
#app[data-stage="capture"]    .stage.capture    { display: flex; }
#app[data-stage="processing"] .stage.processing { display: flex; }
#app[data-stage="result"]     .stage.result     { display: flex; }
/* Hide bottom nav on processing/result (immersive) */
#app[data-stage="processing"] .bottom-nav,
#app[data-stage="result"]     .bottom-nav { display: none; }

/* ── Capture ───────────────────────────────────────────── */
.cap-body { display: flex; flex-direction: column; gap: 14px; padding-top: 8px; }
.cap-prompt { font-weight: 600; color: var(--ink-soft); font-size: .95rem; }
.cap-options { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cap-card {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 30px 16px; border: 1.5px solid var(--line); border-radius: var(--radius);
  background: var(--surface); cursor: pointer; text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--t-ui), background var(--t-morph), border-color var(--t-morph);
  position: relative; overflow: hidden;
  animation: liftIn .45s cubic-bezier(.4,0,.2,1) both;
  -webkit-tap-highlight-color: transparent;
}
.cap-card:nth-child(2) { animation-delay: .07s; }
.cap-card::after {
  content: ''; position: absolute; inset: auto 18px 14px;
  height: 3px; border-radius: 999px; background: var(--accent);
  opacity: 0; transform: scaleX(.4); transition: var(--t-ui), background var(--t-morph);
}
.cap-card:active { transform: scale(.97); }
.cap-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.cap-card:hover::after { opacity: .75; transform: scaleX(1); }
.cap-ico { color: var(--accent); transition: color var(--t-morph); }
.cap-ico .ic { width: 40px; height: 40px; filter: drop-shadow(0 6px 10px var(--bg-tint)); }
.cap-card strong { font-size: 1rem; }
.cap-card em { font-style: normal; font-size: .78rem; color: var(--ink-soft); }
.preview { width: 100%; border-radius: var(--radius); max-height: 300px; object-fit: cover; }
.errbox { background: #fdecea; color: #b3261e; border-radius: 14px; padding: 12px 16px; font-size: .9rem; }

/* ── Processing ────────────────────────────────────────── */
.proc-body { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px; }
.scan-frame { position: relative; width: 240px; height: 240px; }
.scan-frame::before,
.scan-frame::after {
  content: ''; position: absolute; inset: -20px; border-radius: 50%;
  border: 1px solid var(--accent); opacity: .22;
  animation: scanPulse 1.8s ease-out infinite;
}
.scan-frame::after { animation-delay: .45s; }
.scan-img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 50%;
  animation: pop .5s cubic-bezier(.34,1.56,.64,1) both;
}
.scan-ring {
  position: absolute; inset: -10px; border-radius: 50%;
  border: 3px solid var(--accent); border-top-color: transparent;
  animation: spin 1s linear infinite; transition: border-color var(--t-morph);
  will-change: transform;
}
@keyframes spin { to { transform: rotate(360deg); } }
.scan-sweep {
  position: absolute; inset: 0; border-radius: 50%; overflow: hidden; pointer-events: none;
  background: linear-gradient(transparent 0%, var(--bg-tint) 50%, transparent 100%);
  background-size: 100% 60px; animation: sweep 1.6s ease-in-out infinite;
  will-change: background-position;
}
@keyframes sweep { 0%{ background-position: 0 -60px } 100%{ background-position: 0 280px } }
.proc-text { font-weight: 600; color: var(--ink-soft); animation: rise .4s both; }

/* ── Result ────────────────────────────────────────────── */
.result-head {
  background: var(--grad-hero);
  color: var(--on-accent); padding-bottom: 64px;
  border-bottom-left-radius: 44px; border-bottom-right-radius: 44px;
  text-align: center; position: relative;
  transition: background var(--t-morph);
  animation: resultDrop .45s cubic-bezier(.4,0,.2,1) both;
}
.result-head .icon-btn { background: rgba(255,255,255,.18); border: none; color: var(--on-accent); }
.plate-wrap { display: flex; justify-content: center; margin: 4px 0 14px; }
.plate {
  width: 200px; height: 200px; object-fit: cover; border-radius: 50%;
  border: 6px solid rgba(255,255,255,.25);
  box-shadow: 0 16px 40px rgba(0,0,0,.25);
  animation: pop .55s cubic-bezier(.34,1.56,.64,1) both;
  will-change: transform;
}
.dish-name { font-size: 1.7rem; font-weight: 800; }
.dish-sub { opacity: .9; font-weight: 500; margin-top: 2px; }

.result-body {
  margin-top: -18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  z-index: 2;
  padding-top: 0;
  padding-bottom: 28px;
}
.row {
  background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: 18px; display: flex; align-items: center; justify-content: space-between;
  animation: liftIn .42s cubic-bezier(.4,0,.2,1) both;
}
.lbl { font-size: .75rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }

/* confidence ring */
.conf { text-align: center; position: relative; }
.conf-ring { width: 80px; height: 80px; transform: rotate(-90deg); }
.conf-ring circle { fill: none; stroke-width: 7; }
.conf-ring .track { stroke: var(--bg-tint); }
.conf-ring .bar {
  stroke: var(--accent); stroke-linecap: round;
  stroke-dasharray: 213.6; stroke-dashoffset: 213.6;
  transition: stroke-dashoffset 1s cubic-bezier(.4,0,.2,1), stroke var(--t-morph);
}
.conf-val { position: absolute; top: 30px; left: 0; right: 0; font-weight: 700; font-size: .95rem; }
.conf .lbl { margin: 2px 0 0; }

/* correction */
.correct-toggle {
  width: 100%; display: flex; align-items: center; gap: 10px;
  text-align: left; background: var(--bg-tint); color: var(--ink);
  border: none; border-radius: 16px; padding: 14px 18px; font: inherit; font-weight: 500;
  cursor: pointer; transition: background var(--t-morph);
  animation: liftIn .42s cubic-bezier(.4,0,.2,1) .08s both;
  -webkit-tap-highlight-color: transparent;
}
.correct-toggle .ic { color: var(--accent); }
.correct-panel { margin-top: 12px; }
#search {
  width: 100%; font: inherit; padding: 14px 16px; border: 1.5px solid var(--line);
  border-radius: 14px; outline: none; margin-bottom: 10px;
}
#search:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--bg-tint); }
.suggestions { display: flex; flex-direction: column; gap: 8px; max-height: 260px; overflow-y: auto; }
.sugg {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border: 1px solid var(--line); border-radius: 14px;
  cursor: pointer; transition: var(--t-ui);
  animation: liftIn .28s cubic-bezier(.4,0,.2,1) both;
  -webkit-tap-highlight-color: transparent;
}
.sugg:active { transform: scale(.98); }
.sugg b { font-weight: 600; }
.sugg small { color: var(--ink-soft); }
.sugg .tag { font-size: .72rem; color: var(--accent); font-weight: 600; }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 12px 22px; border-radius: 999px;
  font-size: .9rem; font-weight: 500; z-index: 50; animation: pop .3s both;
}

@keyframes liftIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes resultDrop {
  from { opacity: 0; transform: translateY(-18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scanPulse {
  0% { transform: scale(.86); opacity: .28; }
  100% { transform: scale(1.18); opacity: 0; }
}