/* ============================================
   UM SOURCING - Mobile PWA
   Dark mode, neon purple, ADHD-optimised
   ============================================ */

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

:root {
  --bg: #0a0a0a;
  --bg-elev: #18181b;
  --bg-hi: #27272a;
  --border: #3f3f46;
  --text: #fafafa;
  --text-dim: #a1a1aa;
  --purple: #A855F7;
  --blue: #3B82F6;
  --pink: #EC4899;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.4;
  overflow-x: hidden;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}

/* ===== LOGIN ===== */
.login-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at top, #2d1b4e 0%, var(--bg) 60%);
}
.login-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 40px 32px;
  width: 90%; max-width: 360px;
}
.login-card h1 {
  color: var(--purple);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 24px;
  text-align: center;
}
.login-card input {
  width: 100%; padding: 16px;
  background: var(--bg-hi); border: 1px solid var(--border); color: var(--text);
  border-radius: var(--r-md);
  font-size: 16px;
  margin-bottom: 12px;
}
.login-card button {
  width: 100%; padding: 16px;
  background: var(--purple); color: white;
  border: none; border-radius: var(--r-md);
  font-size: 16px; font-weight: 700;
  cursor: pointer;
}
.err { color: var(--red); margin-top: 12px; font-size: 14px; text-align: center; }

/* ===== TOP BAR ===== */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.brand { font-weight: 800; letter-spacing: 1px; font-size: 14px; }
.brand span { color: var(--purple); margin-left: 4px; }

.cap { text-align: right; font-size: 11px; }
.cap-bar {
  width: 100px; height: 6px; background: var(--bg-hi);
  border-radius: 4px; overflow: hidden; margin-bottom: 4px;
}
.cap-fill {
  height: 100%; background: linear-gradient(90deg, var(--green), var(--amber), var(--red));
  transition: width 0.3s;
}
.cap-text { color: var(--text-dim); }

/* ===== VIEWS ===== */
.view {
  display: none;
  min-height: calc(100vh - 60px);
  padding: 16px;
}
.view.active { display: block; }

/* ===== MAIN VIEW ===== */
.run-banner {
  background: linear-gradient(90deg, rgba(168, 85, 247, 0.15), rgba(168, 85, 247, 0.05));
  border: 1px solid var(--purple);
  border-radius: var(--r-md);
  padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.btn-end-run {
  background: var(--bg-hi); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--r-sm);
  padding: 6px 12px; font-size: 12px; cursor: pointer;
}

.capture-area {
  display: flex; flex-direction: column; align-items: center;
  margin: 24px 0;
}
.btn-capture {
  width: 100%; max-width: 320px;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--purple), var(--pink));
  color: white;
  border: none;
  border-radius: 30%;
  font-size: 24px; font-weight: 800; letter-spacing: 1px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px;
  cursor: pointer;
  box-shadow: 0 20px 60px rgba(168, 85, 247, 0.4);
  transition: transform 0.15s;
}
.btn-capture:active { transform: scale(0.97); }
.btn-capture svg { width: 64px; height: 64px; }

.tier-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin: 24px 0 12px;
}
.tier-btn {
  padding: 14px 8px;
  background: var(--bg-elev);
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}
.tier-btn.active {
  background: var(--bg-hi);
  color: var(--text);
  border-color: var(--purple);
}

.quick-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}
.quick-btn {
  padding: 14px 8px;
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}

/* ===== RESULT VIEW ===== */
.result-card { padding-bottom: 100px; }

.result-photo {
  width: 100%; aspect-ratio: 4/3;
  background: var(--bg-elev) center/cover no-repeat;
  border-radius: var(--r-md);
  margin-bottom: 16px;
  border: 1px solid var(--border);
}

.verdict-banner {
  padding: 20px;
  text-align: center;
  font-size: 32px; font-weight: 900; letter-spacing: 2px;
  border-radius: var(--r-md);
  margin-bottom: 20px;
  border: 2px solid;
}
.verdict-banner.BUY {
  background: rgba(34, 197, 94, 0.15);
  border-color: var(--green);
  color: var(--green);
}
.verdict-banner.MAYBE {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--amber);
  color: var(--amber);
}
.verdict-banner.SKIP {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--red);
  color: var(--red);
}
.verdict-banner.INCONCLUSIVE {
  background: var(--bg-elev);
  border-color: var(--border);
  color: var(--text-dim);
  font-size: 18px;
}

.big-numbers {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-bottom: 20px;
}
.big-num {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
  text-align: center;
}
.big-num-label {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.big-num-val {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--purple);
}

.id-block {
  background: var(--bg-elev);
  border-radius: var(--r-md);
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
}
.id-block h2 {
  font-size: 22px; font-weight: 800;
  margin-bottom: 4px;
}
.id-block p { color: var(--text-dim); font-size: 14px; }
.id-block .meta { margin-top: 8px; font-size: 12px; }

.prices-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-bottom: 16px;
}
.price-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
  text-align: center;
}
.price-card.ebay { border-color: var(--blue); }
.price-card.vinted { border-color: var(--pink); }
.price-card h3 {
  font-size: 12px; color: var(--text-dim);
  letter-spacing: 1px; margin-bottom: 8px;
}
.price-big {
  font-size: 28px; font-weight: 800;
  margin-bottom: 4px;
}
.price-meta {
  font-size: 11px; color: var(--text-dim);
}

.reasoning {
  background: var(--bg-elev);
  border-left: 3px solid var(--purple);
  padding: 12px 16px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 24px;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

.decision-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-bottom: 16px;
}
.btn-decision {
  padding: 20px;
  font-size: 16px; font-weight: 800; letter-spacing: 1px;
  border: none; border-radius: var(--r-md);
  cursor: pointer;
}
.btn-decision.bought {
  background: var(--green); color: white;
}
.btn-decision.skipped {
  background: var(--bg-hi); color: var(--text);
  border: 1px solid var(--border);
}

.paid-row {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
  margin-bottom: 16px;
}
.paid-row label {
  display: block; font-size: 13px;
  color: var(--text-dim); margin-bottom: 8px;
}
.paid-row input {
  width: 100%; padding: 14px;
  background: var(--bg); border: 1px solid var(--border);
  color: var(--text); border-radius: var(--r-sm);
  font-size: 18px;
  margin-bottom: 8px;
}
.paid-row button {
  width: 100%; padding: 14px;
  background: var(--purple); color: white;
  border: none; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 700; cursor: pointer;
}

.btn-back {
  width: 100%; padding: 14px;
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--r-md);
  font-size: 14px; cursor: pointer;
}

/* ===== STATS VIEW ===== */
.stats-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin: 16px 0 24px;
}
.stat-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px;
}
.stat-label {
  font-size: 11px; color: var(--text-dim);
  letter-spacing: 1px;
}
.stat-value {
  font-size: 24px; font-weight: 800;
  margin-top: 4px;
}

.recent-list {
  display: grid; gap: 8px;
  margin-top: 12px;
  margin-bottom: 24px;
}
.recent-item {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 8px;
}
.recent-thumb {
  width: 48px; height: 48px;
  border-radius: var(--r-sm);
  background: var(--bg-hi) center/cover no-repeat;
  flex-shrink: 0;
}
.recent-info { flex: 1; min-width: 0; }
.recent-title { font-size: 13px; font-weight: 600; truncate; }
.recent-meta { font-size: 11px; color: var(--text-dim); }
.recent-verdict {
  font-size: 11px; font-weight: 700;
  padding: 4px 8px; border-radius: 4px;
}
.recent-verdict.BUY { background: rgba(34,197,94,0.2); color: var(--green); }
.recent-verdict.SKIP { background: rgba(239,68,68,0.2); color: var(--red); }
.recent-verdict.MAYBE { background: rgba(245,158,11,0.2); color: var(--amber); }

/* ===== LOADING ===== */
.loading-overlay {
  position: fixed; inset: 0;
  background: rgba(10, 10, 10, 0.92);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  z-index: 100;
}
.spinner {
  width: 48px; height: 48px;
  border: 3px solid var(--bg-hi);
  border-top-color: var(--purple);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay p {
  color: var(--text-dim);
  font-size: 14px;
}

h1 { font-size: 24px; font-weight: 800; margin-bottom: 12px; }
h2 { font-size: 18px; font-weight: 700; margin: 16px 0 12px; }