/* ==========================================================================
   BoochVision — instrument revamp (Living Culture light)
   Tokens inherit from startup.css :root. Class names + JS-toggled states
   (has-photo, is-dragover, data-result-state, is-active, is-hidden-mode,
   is-fab-open) are preserved so static/boochvision/app.js keeps working.
   ========================================================================== */

.bv {
  --bv-max: 560px;
  --bv-wide: 940px;
  --bv-radius: var(--radius-lg, 24px);
  --bv-radius-sm: var(--radius-sm, 12px);
  --bv-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --bv-z-companion: 50;
  --bv-z-fab: 55;
  --bv-z-dialog: 70;
  --bv-z-toast: 80;
  --bv-shadow: var(--shadow-soft, 0 4px 24px rgba(0, 0, 0, 0.06));
  --bv-shadow-lg: var(--shadow-card, 0 12px 40px rgba(0, 0, 0, 0.08));
  --bv-shadow-product: var(--shadow-product, 0 32px 64px -24px rgba(0, 0, 0, 0.14));
  --bv-ink-soft: #55555a; /* nudged darker than --ink-soft for AA on tints */
  position: relative;
  z-index: 1;
  min-height: calc(100vh - var(--header-height) - 90px);
  padding: clamp(20px, 4vh, 40px) 20px 160px;
  background:
    radial-gradient(ellipse 100% 42% at 50% -6%, color-mix(in srgb, var(--teal-soft) 55%, transparent), transparent 64%),
    var(--paper);
}

.bv .visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

#bv-app,
.bv-app { width: min(100%, var(--bv-wide)); margin: 0 auto; }

.bv-shell { width: min(100%, var(--bv-wide)); margin: 0 auto; display: grid; gap: 20px; }
.bv-shell-narrow { width: min(100%, var(--bv-max)); }

/* —— Views ————————————————————————————————————————————————————————————— */
.bv-view[hidden],
.bv-view:not(.is-active) { display: none !important; }
.bv-view.is-active { display: block; animation: bv-view-in 420ms var(--bv-ease) both; }
@keyframes bv-view-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* —— Typography ———————————————————————————————————————————————————————— */
.bv-mono-label {
  margin: 0 0 12px; color: var(--teal);
  font-family: var(--font-mono, var(--font-text));
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase;
}
.bv-mono-label::before { display: none; }

.bv-display {
  margin: 0 0 12px; color: var(--ink); font-family: var(--font-display);
  font-size: clamp(2.4rem, 8vw, 3.4rem); font-weight: 700; line-height: 1.02;
  letter-spacing: -0.038em; text-wrap: balance;
}
.bv-display span { color: var(--teal); }

.bv-section-title {
  margin: 0 0 8px; font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.5vw, 2.1rem); font-weight: 700; line-height: 1.1;
  letter-spacing: -0.03em; text-wrap: balance;
}

.bv-lede {
  margin: 0; max-width: 42ch; color: var(--bv-ink-soft);
  font-size: clamp(1rem, 2vw, 1.14rem); line-height: 1.5; text-wrap: pretty;
}

.bv-hero { text-align: center; justify-items: center; display: grid; gap: 0; padding-top: 2px; }
.bv-hero .bv-lede { margin-inline: auto; }
.bv-hero .bv-mono-label { margin-bottom: 14px; }
.bv-section-head { margin-bottom: 6px; }
.bv-brews-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 14px; }

/* —— Scan · viewfinder ————————————————————————————————————————————————— */
.bv-scan-form { display: grid; gap: 16px; width: min(100%, var(--bv-max)); margin-inline: auto; }

.bv-dropzone {
  position: relative; display: grid; place-items: center; min-height: 300px;
  aspect-ratio: 4 / 5; padding: 0; border-radius: var(--bv-radius);
  background: radial-gradient(ellipse 70% 60% at 50% 100%, color-mix(in srgb, var(--teal) 7%, transparent), transparent 70%), var(--surface);
  box-shadow: var(--bv-shadow-lg); cursor: pointer; overflow: hidden;
  transition: transform 240ms var(--bv-ease), box-shadow 240ms var(--bv-ease);
}
.bv-dropzone:hover,
.bv-dropzone.is-dragover { transform: translateY(-3px); box-shadow: 0 40px 72px -28px rgba(0, 0, 0, 0.18); }
.bv-dropzone.is-dragover { outline: 2px dashed color-mix(in srgb, var(--teal) 50%, transparent); outline-offset: -12px; }
.bv-dropzone.has-photo { padding: 0; }

/* viewfinder decorations (template spans; hidden once a photo is chosen) */
.bv-vf-grid {
  position: absolute; inset: 0; opacity: 0.5; pointer-events: none;
  background-image:
    linear-gradient(color-mix(in srgb, var(--teal) 8%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--teal) 8%, transparent) 1px, transparent 1px);
  background-size: 25% 25%, 25% 25%;
}
.bv-vf-reticle { position: absolute; width: 22px; height: 22px; border: 2px solid color-mix(in srgb, var(--teal) 45%, transparent); pointer-events: none; }
.bv-vf-reticle.tl { top: 16px; left: 16px; border-right: 0; border-bottom: 0; border-radius: 6px 0 0 0; }
.bv-vf-reticle.tr { top: 16px; right: 16px; border-left: 0; border-bottom: 0; border-radius: 0 6px 0 0; }
.bv-vf-reticle.bl { bottom: 16px; left: 16px; border-right: 0; border-top: 0; border-radius: 0 0 0 6px; }
.bv-vf-reticle.br { bottom: 16px; right: 16px; border-left: 0; border-top: 0; border-radius: 0 0 6px 0; }
.bv-dropzone.has-photo .bv-vf-grid,
.bv-dropzone.has-photo .bv-vf-reticle { display: none; }

.bv-dropzone-copy { position: relative; z-index: 1; display: grid; gap: 10px; justify-items: center; text-align: center; max-width: 28ch; padding: 22px; }
.bv-dropzone.has-photo .bv-dropzone-copy { display: none; }
.bv-dropzone-icon {
  width: 58px; height: 58px; margin-bottom: 2px; display: grid; place-items: center;
  border-radius: 18px; background: color-mix(in srgb, var(--teal-soft) 72%, var(--surface));
  color: var(--teal); font-size: 1.5rem; line-height: 1;
}
.bv-dropzone-prompt {
  color: var(--ink); font-family: var(--font-display); font-size: 1.28rem;
  font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; text-wrap: balance;
}
.bv-dropzone-hint { color: var(--ink-mute); font-size: 0.86rem; }
.bv-choose {
  display: inline-flex; align-items: center; justify-content: center; min-height: 42px;
  margin-top: 8px; padding: 8px 20px; border-radius: var(--radius-pill, 980px);
  background: var(--teal); color: var(--white); font-weight: 500; font-size: 0.92rem;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--teal) 28%, transparent);
}
.bv-file-input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; z-index: 3; }
.bv-preview { position: absolute; inset: 0; z-index: 2; display: block; background: #0c0c0e; }
.bv-preview[hidden] { display: none !important; }
.bv-preview img { display: block; width: 100%; height: 100%; object-fit: cover; }

.bv-scan-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.bv-analyze-btn { min-height: 52px; min-width: min(100%, 260px); font-size: 1rem; }
.bv-terms-note { margin: 0; text-align: center; color: var(--ink-mute); font-size: 0.78rem; line-height: 1.5; }
.bv-terms-note a { color: var(--teal); text-decoration: none; font-weight: 500; }
.bv-terms-note a:hover { text-decoration: underline; text-underline-offset: 2px; }

.bv-form-error {
  margin: 0; padding: 13px 16px; border-radius: var(--bv-radius-sm);
  background: color-mix(in srgb, var(--error-ink) 9%, var(--surface));
  color: var(--error-ink); font-size: 0.9rem; text-align: center;
}
.bv-form-error[hidden] { display: none !important; }

/* —— Capture checklist (was tip pills) ———————————————————————————————— */
.bv-tips { padding: 14px 16px; border: 0; border-radius: var(--bv-radius); background: var(--surface); box-shadow: var(--bv-shadow); text-align: left; }
.bv-tips .bv-mono-label { margin-bottom: 8px; }
.bv-tip-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.bv-tip-list li {
  position: relative; padding: 5px 0 5px 26px; background: transparent; box-shadow: none;
  color: var(--bv-ink-soft); font-size: 0.88rem; font-weight: 400; line-height: 1.4; max-width: none;
}
.bv-tip-list li::before {
  content: "✓"; position: absolute; left: 2px; top: 5px; width: 16px; height: 16px;
  display: grid; place-items: center; color: var(--ready); font-size: 0.8rem; font-weight: 700;
}

/* —— Analyzing · scanstage ——————————————————————————————————————————— */
.bv-analyzing {
  display: grid; gap: 18px; justify-items: center;
  padding: clamp(24px, 5vw, 36px) clamp(20px, 4vw, 28px);
  border-radius: var(--bv-radius); background: var(--surface); box-shadow: var(--bv-shadow-lg); text-align: center;
}
.bv-analyzing .bv-mono-label { order: 1; margin: 0; }
.bv-analyzing-thumb {
  order: 2; position: relative; margin: 0; width: min(100%, 300px); aspect-ratio: 4 / 5;
  border-radius: var(--bv-radius); overflow: hidden; box-shadow: var(--bv-shadow); background: #14332c;
}
.bv-analyzing-thumb[hidden] { display: none !important; }
.bv-analyzing-thumb img { width: 100%; height: 100%; object-fit: cover; opacity: 0.9; }
.bv-analyzing-thumb::before { content: ""; position: absolute; inset: 0; background: color-mix(in srgb, var(--teal-drench) 18%, transparent); }
.bv-analyzing-thumb::after {
  content: ""; position: absolute; left: 0; right: 0; top: 6%; height: 3px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--teal-soft) 92%, var(--white)), transparent);
  box-shadow: 0 0 22px 5px color-mix(in srgb, var(--teal-soft) 55%, transparent);
  animation: bv-sweep 2.2s var(--bv-ease) infinite;
}
@keyframes bv-sweep { 0% { top: 6%; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { top: 94%; opacity: 0; } }
.bv-analyzing-stage { order: 3; margin: 0; color: var(--bv-ink-soft); font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; letter-spacing: -0.02em; }
.bv-analyzing-meter { order: 4; height: 4px; margin: 0 auto; max-width: 220px; width: 100%; border-radius: 999px; background: var(--paper-dim); overflow: hidden; }
.bv-analyzing-fill { display: block; height: 100%; width: 40%; border-radius: inherit; background: var(--teal); animation: bv-meter 1.5s var(--bv-ease) infinite; }
@keyframes bv-meter { 0% { transform: translateX(-120%); } 100% { transform: translateX(320%); } }

/* —— Result ——————————————————————————————————————————————————————————— */
.bv-result { padding: 0; border-radius: 0; background: transparent; box-shadow: none; display: grid; gap: 14px; outline: none; }

.bv-verdict {
  position: relative; display: grid; gap: 10px; padding: 20px; overflow: hidden;
  border-radius: var(--bv-radius); background: var(--surface); box-shadow: var(--bv-shadow-lg);
}
.bv-verdict::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--line); }
.bv-result[data-result-state="healthy_looking"] .bv-verdict::before { background: var(--ready); }
.bv-result[data-result-state="kahm_likely"] .bv-verdict::before,
.bv-result[data-result-state="unsure"] .bv-verdict::before { background: var(--amber); }
.bv-result[data-result-state="mold_likely"] .bv-verdict::before,
.bv-result[data-result-state="not_scoby"] .bv-verdict::before { background: var(--error-ink); }

.bv-result-chip {
  justify-self: start; display: inline-flex; align-items: center; gap: 8px; min-height: auto;
  padding: 0; border: 0; background: transparent;
  font-family: var(--font-mono, var(--font-text)); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-mute);
}
.bv-result-chip::before {
  content: ""; width: 9px; height: 9px; border-radius: 50%; box-shadow: none; background: var(--line-strong);
}
.bv-result[data-result-state="healthy_looking"] .bv-result-chip { color: var(--success-ink); }
.bv-result[data-result-state="healthy_looking"] .bv-result-chip::before { background: var(--ready); }
.bv-result[data-result-state="kahm_likely"] .bv-result-chip,
.bv-result[data-result-state="unsure"] .bv-result-chip { color: var(--amber-ink); }
.bv-result[data-result-state="kahm_likely"] .bv-result-chip::before,
.bv-result[data-result-state="unsure"] .bv-result-chip::before { background: var(--amber); }
.bv-result[data-result-state="mold_likely"] .bv-result-chip,
.bv-result[data-result-state="not_scoby"] .bv-result-chip { color: var(--error-ink); }
.bv-result[data-result-state="mold_likely"] .bv-result-chip::before,
.bv-result[data-result-state="not_scoby"] .bv-result-chip::before { background: var(--error-ink); }

.bv-result-title { margin: 0; font-family: var(--font-display); font-size: clamp(1.45rem, 4vw, 1.9rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.14; text-wrap: balance; }
.bv-result-body { margin: 0; color: var(--bv-ink-soft); font-size: 0.98rem; line-height: 1.55; text-wrap: pretty; }

.bv-result-lists { display: grid; gap: 12px; }
@media (min-width: 560px) { .bv-result-lists { grid-template-columns: 1fr 1fr; } }
.bv-result-lists[hidden] { display: none !important; }
.bv-result-block { padding: 15px 16px; border-radius: var(--bv-radius); background: var(--surface); box-shadow: var(--bv-shadow); }
.bv-result-block[hidden] { display: none !important; }
.bv-result-block .bv-mono-label { margin-bottom: 10px; }
.bv-result-block ul,
.bv-result-block ol,
.bv-insight-list { margin: 0; padding: 0; list-style: none; color: var(--bv-ink-soft); display: grid; gap: 8px; font-size: 0.88rem; line-height: 1.45; }
.bv-result-block li { position: relative; padding-left: 20px; }
.bv-result-block ul li::before { content: ""; position: absolute; left: 4px; top: 8px; width: 6px; height: 6px; border-radius: 50%; background: color-mix(in srgb, var(--teal) 55%, transparent); }
.bv-result-block ol { counter-reset: bvstep; }
.bv-result-block ol li { padding-left: 26px; }
.bv-result-block ol li::before {
  counter-increment: bvstep; content: counter(bvstep); position: absolute; left: 0; top: 1px;
  width: 18px; height: 18px; border-radius: 50%; background: var(--teal-soft); color: var(--teal-ink);
  font: 600 0.66rem/18px var(--font-mono, var(--font-text)); text-align: center;
}

.bv-insight { display: grid; gap: 8px; padding: 15px 16px; border-radius: var(--bv-radius); background: color-mix(in srgb, var(--teal-soft) 34%, var(--surface)); border: 0; }
.bv-insight[hidden] { display: none !important; }
.bv-insight .bv-mono-label { margin: 0; color: var(--teal-ink); }
.bv-insight-why { margin: 0; color: var(--bv-ink-soft); font-size: 0.9rem; line-height: 1.5; }
.bv-insight-happening { margin: 0; color: var(--ink-mute); font-size: 0.86rem; }
.bv-insight-list { padding-left: 1.05rem; list-style: disc; }

.bv-result-disclaimer {
  display: flex; gap: 8px; align-items: flex-start; margin: 0; padding: 11px 13px;
  border-radius: var(--bv-radius-sm); background: var(--paper-dim); color: var(--ink-mute);
  font-size: 0.76rem; line-height: 1.45; text-align: left;
}
.bv-result-disclaimer::before { content: "ⓘ"; flex: none; color: var(--ink-soft); font-size: 0.9rem; line-height: 1.3; }

.bv-feedback { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.bv-feedback[hidden] { display: none !important; }
.bv-feedback .bv-mono-label { margin: 0; margin-right: auto; color: var(--bv-ink-soft); text-transform: none; letter-spacing: 0; font-family: var(--font-text); font-size: 0.84rem; font-weight: 400; }
.bv-feedback-row { display: flex; flex-wrap: wrap; gap: 8px; }
.bv-feedback-row .button { min-height: 40px; padding: 0 14px; font-size: 0.84rem; }
.bv-feedback-thanks { margin: 0; color: var(--success-ink); font-size: 0.86rem; font-weight: 500; }

/* Soft gate + save */
.bv-soft-gate, .bv-save-batch { padding: 18px; border-radius: var(--bv-radius); display: grid; gap: 10px; box-shadow: var(--bv-shadow); }
.bv-soft-gate { background: linear-gradient(180deg, color-mix(in srgb, var(--teal-soft) 30%, var(--surface)), var(--surface)); color: var(--ink); }
.bv-soft-gate[hidden], .bv-save-batch[hidden] { display: none !important; }
.bv-soft-gate .bv-mono-label { margin: 0; color: var(--teal); }
.bv-soft-gate h3 { margin: 0; font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; color: var(--ink); }
.bv-soft-gate p { margin: 0; color: var(--bv-ink-soft); font-size: 0.88rem; line-height: 1.45; }
.bv-soft-gate-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.bv-soft-gate-actions .button { min-height: 44px; flex: 1 1 140px; }

.bv-save-batch { background: var(--surface); }
.bv-save-batch .bv-mono-label { margin: 0; }
.bv-save-batch-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: stretch; }
.bv-select { flex: 1 1 180px; min-height: 46px; }
.bv-save-status { margin: 0; color: var(--success-ink); font-size: 0.86rem; }
.bv-save-status[hidden] { display: none !important; }

.bv-result-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; padding-top: 2px; }
.bv-result-actions .button { min-height: 46px; }

/* —— Onboarding wizard ——————————————————————————————————————————————— */
.bv-onboard-wizard { display: grid; gap: 18px; }
.bv-onboard-progress { display: grid; gap: 8px; }
.bv-onboard-progress-track {
  height: 4px; border-radius: 999px; overflow: hidden;
  background: color-mix(in srgb, var(--teal) 12%, var(--paper-dim));
}
.bv-onboard-progress-fill {
  height: 100%; width: 100%; border-radius: inherit; transform: scaleX(0.2);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--teal), color-mix(in srgb, var(--teal) 70%, #fff));
  transition: transform 280ms var(--bv-ease);
}
.bv-onboard-progress-label {
  margin: 0; color: var(--ink-mute); font-family: var(--font-mono, var(--font-text));
  font-size: 0.74rem; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase;
}
.bv-onboard-head { display: grid; gap: 8px; padding: 0 2px; }
.bv-onboard-question {
  margin: 0; font-family: var(--font-display); font-size: clamp(1.45rem, 4vw, 1.85rem);
  font-weight: 650; letter-spacing: -0.03em; line-height: 1.15; color: var(--ink);
}
.bv-onboard-hint {
  margin: 0; color: var(--ink-mute); font-size: 0.88rem;
}
.bv-onboard-hint[hidden] { display: none !important; }
.bv-onboard-form { gap: 18px; }
.bv-onboard-fields { min-height: 0; }
.bv-onboard-nav {
  display: flex; gap: 10px; align-items: stretch;
}
.bv-onboard-nav .button { min-height: 48px; }
.bv-onboard-nav .button[data-bv-onboard-next] { flex: 1; }
.bv-onboard-nav .button[data-bv-onboard-back] { flex: 0 0 96px; }
.bv-onboard-nav .button[data-bv-onboard-back][hidden] { display: none; }

/* —— Forms (onboarding / create / entry / auth) ——————————————————————— */
.bv-onboard-form, .bv-create-batch, .bv-entry-form, .bv-auth-panel {
  display: grid; gap: 14px; padding: 24px; border-radius: var(--bv-radius);
  background: var(--surface); box-shadow: var(--bv-shadow-lg);
}
.bv-create-batch[hidden] { display: none !important; }
.bv-onboard-fields { display: grid; gap: 22px; }
.bv-field { display: grid; gap: 10px; }
.bv-field legend,
.bv-onboard-form label, .bv-create-batch label, .bv-entry-form label, .bv-auth-form label {
  color: var(--ink); font-weight: 600; font-size: 0.9rem;
}
.bv-option-stack { display: grid; gap: 8px; }
.bv-option-row {
  display: flex; gap: 12px; align-items: flex-start; min-height: 48px; padding: 13px 15px;
  border-radius: var(--bv-radius-sm); background: var(--paper-dim); border: 0; cursor: pointer;
  transition: background 160ms var(--bv-ease), box-shadow 160ms var(--bv-ease);
}
.bv-option-row:hover { background: color-mix(in srgb, var(--teal-soft) 40%, var(--paper-dim)); }
.bv-option-row:has(input:checked) { background: color-mix(in srgb, var(--teal-soft) 55%, var(--surface)); box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--teal) 40%, transparent); }
.bv-option-row input { margin-top: 3px; accent-color: var(--teal); width: 18px; height: 18px; flex-shrink: 0; }
.bv-option-row span { color: var(--bv-ink-soft); line-height: 1.4; }

.bv .form-input {
  min-height: 46px; background: var(--paper-dim); color: var(--ink); border: 0;
  border-radius: var(--bv-radius-sm); box-shadow: inset 0 0 0 1px transparent;
  transition: box-shadow 160ms var(--bv-ease), background 160ms var(--bv-ease);
}
.bv .form-input:focus { background: var(--surface); box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--teal) 45%, transparent); }
.bv textarea.form-input { min-height: 92px; resize: vertical; }
.bv-inline-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.bv-inline-actions .button { min-height: 44px; }

/* —— Brews ———————————————————————————————————————————————————————————— */
.bv-batch-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 11px; }
@media (min-width: 640px) { .bv-batch-list { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); } }
.bv-batch-item {
  display: grid; gap: 5px; width: 100%; padding: 18px 20px; text-align: left; border: 0;
  border-radius: var(--bv-radius); background: var(--surface); box-shadow: var(--bv-shadow);
  color: inherit; cursor: pointer; transition: transform 200ms var(--bv-ease), box-shadow 200ms var(--bv-ease);
}
.bv-batch-item:hover { transform: translateY(-2px); box-shadow: var(--bv-shadow-lg); }
.bv-batch-item-name { font-family: var(--font-display); font-size: 1.14rem; font-weight: 600; letter-spacing: -0.02em; }
.bv-batch-item-meta { color: var(--ink-mute); font-family: var(--font-mono, var(--font-text)); font-size: 0.78rem; font-weight: 500; text-transform: capitalize; }

.bv-brews-empty {
  margin: 0; padding: 34px 24px; text-align: center; border-radius: var(--bv-radius);
  background: var(--surface); box-shadow: var(--bv-shadow); color: var(--ink-mute); font-size: 0.96rem;
}
.bv-brews-empty[hidden] { display: none !important; }

.bv-back { justify-self: start; min-height: 44px; padding: 0 4px; border: 0; background: transparent; color: var(--teal); font-weight: 500; font-size: 0.9rem; cursor: pointer; }
.bv-back::before { content: "← "; }

/* —— Batch detail · timeline —————————————————————————————————————————— */
.bv-entry-forms { display: grid; gap: 14px; }
@media (min-width: 720px) { .bv-entry-forms { grid-template-columns: 1fr 1fr; } }
.bv-entries-label { margin-top: 12px; }

.bv-entry-list { margin: 0; padding-left: 6px; list-style: none; display: grid; }
.bv-entry-item {
  position: relative; padding: 0 0 18px 24px; display: grid; gap: 4px;
  border-radius: 0; background: transparent; box-shadow: none;
}
.bv-entry-item::before { content: ""; position: absolute; left: 0; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: var(--surface); box-shadow: 0 0 0 2px var(--teal); z-index: 1; }
.bv-entry-item::after { content: ""; position: absolute; left: 5px; top: 15px; bottom: -2px; width: 2px; background: var(--line); }
.bv-entry-item:last-child::after { display: none; }
.bv-entry-item[data-type="photo"]::before { box-shadow: 0 0 0 2px var(--ready); }
.bv-entry-item[data-type="measurement"]::before { box-shadow: 0 0 0 2px var(--amber); }
.bv-entry-type { font-family: var(--font-mono, var(--font-text)); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: var(--teal); }
.bv-entry-body { margin: 0; padding: 12px 14px; border-radius: var(--bv-radius-sm); background: var(--surface); box-shadow: var(--bv-shadow); color: var(--bv-ink-soft); font-size: 0.9rem; line-height: 1.45; }
.bv-entry-time { color: var(--ink-mute); font-size: 0.78rem; font-family: var(--font-mono, var(--font-text)); }

/* —— Auth dialog —————————————————————————————————————————————————————— */
.bv-auth-dialog { width: min(100vw - 28px, 420px); margin: auto; padding: 0; border: 0; border-radius: var(--bv-radius); background: transparent; color: var(--ink); }
.bv-auth-dialog::backdrop { background: color-mix(in srgb, var(--ink) 42%, transparent); backdrop-filter: blur(6px); }
.bv-auth-close-row { display: flex; justify-content: flex-end; margin: 0; padding: 0; }
.bv-dialog-close {
  position: relative; z-index: 2; min-height: 34px; min-width: 34px; margin: 12px 12px 0 0; padding: 0 12px;
  border: 0; border-radius: var(--radius-pill, 980px); background: var(--paper-dim); color: var(--ink-soft);
  font-weight: 500; font-size: 0.82rem; cursor: pointer;
}
.bv-auth-panel { margin-top: -30px; box-shadow: var(--bv-shadow-product); }
.bv-auth-panel h2 { margin: 0; font-family: var(--font-display); font-size: 1.45rem; font-weight: 700; letter-spacing: -0.025em; }
.bv-auth-lede, .bv-oauth-note { margin: 0; color: var(--ink-mute); font-size: 0.88rem; }
.bv-oauth-row { display: grid; gap: 8px; }
.bv-oauth:disabled { opacity: 0.5; }
.bv-auth-form { display: grid; gap: 10px; margin-top: 6px; }
.bv-auth-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.bv-auth-actions .button { min-height: 46px; flex: 1 1 140px; }

/* —— Companion ———————————————————————————————————————————————————————— */
.bv-companion-panel {
  position: fixed; z-index: var(--bv-z-companion);
  right: max(16px, env(safe-area-inset-right)); bottom: max(16px, env(safe-area-inset-bottom));
  width: min(calc(100vw - 32px), 372px); border-radius: var(--bv-radius);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px);
  box-shadow: var(--bv-shadow-lg); overflow: hidden;
  transition: opacity 200ms var(--bv-ease), transform 200ms var(--bv-ease);
}
.bv-companion-panel.is-hidden-mode { display: none; }
.bv-companion-toggle {
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px; width: 100%;
  min-height: 56px; padding: 14px 18px; border: 0; background: transparent; color: var(--ink); text-align: left; cursor: pointer;
}
.bv-companion-toggle-label { font-family: var(--font-text); font-weight: 600; font-size: 0.95rem; letter-spacing: -0.01em; }
.bv-companion-toggle-hint { color: var(--ink-mute); font-size: 0.8rem; }
.bv-companion-body { display: grid; gap: 12px; padding: 0 16px 16px; max-height: min(56vh, 440px); }
.bv-companion-body[hidden] { display: none !important; }
.bv-companion-disclaimer { margin: 0; padding: 8px 11px; border-radius: 10px; background: var(--paper-dim); color: var(--ink-mute); font-size: 0.72rem; line-height: 1.4; }
.bv-companion-messages { display: grid; gap: 9px; align-content: start; max-height: 260px; overflow-y: auto; padding-right: 4px; }
.bv-chat-bubble { padding: 10px 13px; border-radius: 15px; font-size: 0.88rem; line-height: 1.45; max-width: 88%; }
.bv-chat-bubble[data-role="user"] { justify-self: end; background: var(--teal); color: var(--white); border-bottom-right-radius: 5px; }
.bv-chat-bubble[data-role="assistant"] { justify-self: start; background: var(--paper-dim); color: var(--bv-ink-soft); border-bottom-left-radius: 5px; }
.bv-companion-form { display: flex; gap: 8px; align-items: flex-end; }
.bv-companion-form .form-input { flex: 1; min-height: 44px; }
.bv-companion-form .button { min-height: 44px; }

.bv-companion-fab {
  position: fixed; z-index: var(--bv-z-fab);
  right: max(18px, env(safe-area-inset-right)); bottom: max(18px, env(safe-area-inset-bottom));
  width: 56px; height: 56px; border: 0; border-radius: 50%; background: var(--teal); color: var(--white);
  font-size: 1.35rem; line-height: 1; cursor: pointer;
  box-shadow: 0 8px 28px color-mix(in srgb, var(--teal) 40%, transparent);
  transition: transform 180ms var(--bv-ease), background 180ms var(--bv-ease);
}
.bv-companion-fab:hover { transform: scale(1.05); background: var(--teal-deep); }
.bv-companion-fab[hidden] { display: none !important; }
.bv-companion-panel.is-fab-open { display: block; bottom: calc(18px + 64px + env(safe-area-inset-bottom, 0px)); }

/* —— Toast ———————————————————————————————————————————————————————————— */
.bv-toast {
  position: fixed; z-index: var(--bv-z-toast); left: 50%; bottom: max(24px, env(safe-area-inset-bottom));
  transform: translateX(-50%); max-width: min(92vw, 420px); padding: 13px 20px; border-radius: var(--radius-pill, 980px);
  background: var(--ink); color: var(--white); box-shadow: var(--bv-shadow-lg); font-size: 0.88rem; font-weight: 500; text-align: center;
}
.bv-toast[hidden] { display: none !important; }

/* —— Buttons (scoped) ————————————————————————————————————————————————— */
.bv .button { min-height: 46px; }

/* —— Reduced motion ——————————————————————————————————————————————————— */
@media (prefers-reduced-motion: reduce) {
  .bv-view.is-active, .bv-dropzone, .bv-batch-item, .bv-companion-panel, .bv-companion-fab,
  .bv-analyzing-fill, .bv-analyzing-thumb::after { animation: none !important; transition: none !important; }
  .bv-analyzing-fill { width: 66%; transform: none; }
  .bv-analyzing-thumb::after { top: 50%; opacity: 1; }
}

/* —— Small screens ———————————————————————————————————————————————————— */
@media (max-width: 520px) {
  .bv { padding-left: 16px; padding-right: 16px; padding-bottom: 160px; }
  .bv-soft-gate-actions .button, .bv-auth-actions .button { flex-basis: 100%; }
  .bv-save-batch-row { flex-direction: column; }
  .bv-analyze-btn { width: 100%; }
  .bv-companion-panel { left: 16px; right: 16px; width: auto; }
}

/* ==========================================================================
   Product shell overrides (instrument app chrome)
   ========================================================================== */

.bv-product {
  --bv-appbar-h: 56px;
}


/* —— Product shell ———————————————————————————————————————————————————— */

.bv-appbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--bv-appbar-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 0 max(16px, calc((100vw - 940px) / 2));
  background: color-mix(in srgb, var(--paper) 72%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
}

.bv-appbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  justify-self: start;
  color: var(--ink);
  text-decoration: none;
}

.bv-appbar-mark {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--teal);
  transform: rotate(45deg);
  flex: none;
}

.bv-appbar-word {
  font-family: var(--font-text);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.bv-seg {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  padding: 3px;
  border-radius: var(--radius-pill, 980px);
  background: var(--paper-dim);
  justify-self: center;
}

.bv-seg-btn {
  min-height: 34px;
  min-width: 72px;
  padding: 0 16px;
  border: 0;
  border-radius: var(--radius-pill, 980px);
  background: transparent;
  color: var(--ink-soft);
  font: 500 0.84rem/1 var(--font-text);
  cursor: pointer;
  transition: background 160ms var(--bv-ease), color 160ms var(--bv-ease), box-shadow 160ms var(--bv-ease);
}

.bv-seg-btn:hover { color: var(--ink); }

.bv-seg-btn.is-active {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--bv-shadow);
}

.bv-appbar-account {
  justify-self: end;
  min-height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: var(--radius-pill, 980px);
  background: var(--teal);
  color: var(--white);
  font: 500 0.84rem/1 var(--font-text);
  cursor: pointer;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--teal) 28%, transparent);
}

.bv-appbar-account:hover { background: var(--teal-deep); }

.bv-product-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
  padding: 28px 20px 40px;
  color: var(--ink-mute);
  font-size: 0.84rem;
}

.bv-product-footer a {
  color: var(--ink-soft);
  text-decoration: none;
}

.bv-product-footer a:hover { color: var(--teal); }

/* —— Typography: mono only for instrument readouts ———————————————— */

.bv-product .bv-hero-kicker,
.bv-product .bv-block-title,
.bv-product .bv-feedback-prompt,
.bv-product .bv-soft-gate-kicker,
.bv-product .bv-tips-summary-label {
  margin: 0 0 10px;
  color: var(--ink-soft);
  font-family: var(--font-text);
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-transform: none;
}

.bv-product .bv-hero-kicker {
  margin-bottom: 12px;
  color: var(--teal);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.bv-product .bv-block-title {
  margin: 0 0 10px;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.92rem;
}

/* —— Single primary CTA: capture when empty, Analyze when ready ——— */

.bv-product .bv-scan-form:not(:has(.bv-dropzone.has-photo)) .bv-scan-actions {
  display: none;
}

.bv-product .bv-scan-form:has(.bv-dropzone.has-photo) .bv-scan-actions {
  display: flex;
  animation: bv-actions-in 360ms var(--bv-ease) both;
}

.bv-product .bv-analyze-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
}

.bv-product .bv-choose {
  min-height: 48px;
  padding: 12px 24px;
  font-size: 0.96rem;
}

@keyframes bv-actions-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* —— Lens mark ——————————————————————————————————————————————————————— */

.bv-product .bv-dropzone-icon {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  color: var(--teal);
}

.bv-product .bv-dropzone-icon svg { display: block; }

/* —— Photo lock motion ——————————————————————————————————————————————— */

.bv-lock-flash {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  opacity: 0;
  box-shadow: inset 0 0 0 3px color-mix(in srgb, var(--teal) 70%, transparent);
  border-radius: inherit;
}

.bv-product .bv-dropzone.has-photo {
  animation: bv-lock-settle 480ms var(--bv-ease) both;
}

.bv-product .bv-dropzone.has-photo .bv-lock-flash {
  animation: bv-lock-flash 520ms var(--bv-ease) both;
}

@keyframes bv-lock-settle {
  0% { transform: scale(0.985); }
  60% { transform: scale(1.008); }
  100% { transform: none; }
}

@keyframes bv-lock-flash {
  0% { opacity: 0.9; }
  100% { opacity: 0; }
}

.bv-product .bv-verdict {
  animation: bv-verdict-in 520ms var(--bv-ease) both;
}

@keyframes bv-verdict-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* —— Tips as disclosure (tucked on mobile) ——————————————————————————— */

.bv-product .bv-tips-disclosure {
  width: min(100%, var(--bv-max));
  margin-inline: auto;
  padding: 0;
  border-radius: var(--bv-radius);
  background: var(--surface);
  box-shadow: var(--bv-shadow);
  overflow: hidden;
}

.bv-product .bv-tips-summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.bv-product .bv-tips-summary::-webkit-details-marker { display: none; }

.bv-product .bv-tips-summary-label {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
}

.bv-product .bv-tips-summary-hint {
  color: var(--ink-mute);
  font-size: 0.8rem;
}

.bv-product .bv-tips-disclosure .bv-tip-list {
  padding: 0 16px 14px;
}

.bv-product .bv-tips-disclosure[open] .bv-tips-summary {
  border-bottom: 1px solid var(--line);
}

/* —— Soft gate: near-black mode change ——————————————————————————————— */

.bv-product .bv-soft-gate {
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--bv-shadow-lg);
}

.bv-product .bv-soft-gate-kicker {
  margin: 0;
  color: color-mix(in srgb, var(--teal-soft) 88%, var(--white));
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.bv-product .bv-soft-gate h3 { color: var(--white); }

.bv-product .bv-soft-gate p {
  color: color-mix(in srgb, var(--white) 72%, transparent);
}

.bv-product .bv-soft-gate .button-secondary {
  border-color: color-mix(in srgb, var(--white) 28%, transparent);
  color: var(--white);
  background: transparent;
}

.bv-product .bv-soft-gate .button-secondary:hover {
  border-color: var(--white);
  background: color-mix(in srgb, var(--white) 10%, transparent);
}

/* —— Compact hero under product shell ——————————————————————————————— */

.bv-product .bv {
  padding-top: 18px;
  min-height: calc(100vh - var(--bv-appbar-h) - 80px);
}

.bv-product .bv-display {
  font-size: clamp(2.1rem, 6.5vw, 2.85rem);
}

@media (max-width: 520px) {
  .bv-appbar {
    grid-template-columns: auto 1fr auto;
    padding-inline: 12px;
    gap: 8px;
  }

  .bv-appbar-word { font-size: 0.88rem; }

  .bv-seg-btn {
    min-width: 58px;
    padding-inline: 12px;
    font-size: 0.8rem;
  }

  .bv-product .bv-dropzone {
    min-height: 260px;
    aspect-ratio: 3 / 4;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bv-product .bv-dropzone.has-photo,
  .bv-product .bv-dropzone.has-photo .bv-lock-flash,
  .bv-product .bv-verdict,
  .bv-product .bv-scan-form:has(.bv-dropzone.has-photo) .bv-scan-actions {
    animation: none !important;
  }
}