/* The Rundown — scan + results flow */

.scan-shell {
  min-height: 100vh;
  padding: 96px var(--gutter) 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.scan-stage {
  width: 100%;
  max-width: 920px;
  position: relative;
}

/* Stage transitions: each .stage is absolute-positioned; current stage gets .active */
.stage {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .55s var(--ease), transform .55s var(--ease);
  pointer-events: none;
  position: relative;
}
.stage.active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.stage:not(.active) {
  position: absolute;
  inset: 0;
}

/* ============ STAGE: Idle (pick capture method) ============ */

.stage-idle h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  text-align: center;
  margin-bottom: 16px;
}
.stage-idle h1 em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--rust);
  font-weight: 400;
}
.stage-idle .lede {
  text-align: center;
  margin: 0 auto 48px;
  max-width: 48ch;
  color: var(--gray);
}

.capture-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 640px;
  margin: 0 auto;
}
@media (max-width: 640px) { .capture-options { grid-template-columns: 1fr; } }

.option-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  border: 1.5px solid transparent;
  box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), border-color .25s var(--ease), box-shadow .35s var(--ease);
  font-family: inherit;
  width: 100%;
  display: block;
  color: inherit;
}
.option-card:hover {
  transform: translateY(-4px);
  border-color: var(--rust);
  box-shadow: var(--shadow);
}
.option-card .icon {
  width: 48px; height: 48px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--rust-soft);
  color: var(--rust);
}
.option-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.option-card p { color: var(--gray); font-size: 0.92rem; }

.tips {
  margin-top: 56px;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,0.05);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.tips h4 { font-family: var(--font-display); font-size: 0.92rem; font-weight: 600; margin-bottom: 12px; }
.tips ul { list-style: none; }
.tips li {
  position: relative;
  padding: 6px 0 6px 18px;
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--dark);
}
.tips li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15px;
  width: 4px;
  height: 4px;
  background: var(--rust);
  border-radius: 50%;
}

/* ============ STAGE: Camera ============ */

.camera-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  max-height: 70vh;
  margin: 0 auto;
  background: var(--black);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.camera-frame video,
.camera-frame canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
}
.camera-guide {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 16px 0;
}
.camera-guide .sole-target {
  flex: 0 0 38%;
  aspect-ratio: 1 / 2.4;
  border: 2.5px dashed rgba(255, 255, 255, 0.6);
  border-radius: 60px 60px 70px 70px / 90px 90px 60px 60px;
  position: relative;
}
.camera-guide .sole-target::after {
  content: 'L';
  position: absolute;
  top: 8px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
}
.camera-guide .sole-target.r::after { content: 'R'; }

.camera-guide .sole-target-label {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  background: rgba(0, 0, 0, 0.45);
  padding: 3px 7px;
  border-radius: 4px;
  pointer-events: none;
}
.camera-guide .sole-target-label-top { top: -22px; }
.camera-guide .sole-target-label-bot { bottom: -22px; }

.camera-helper {
  text-align: center;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  text-shadow: 0 1px 6px rgba(0,0,0,0.6);
}

.camera-controls {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
}

.shutter {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--white);
  border: 4px solid rgba(255,255,255,0.5);
  box-shadow: 0 0 0 4px rgba(0,0,0,0.1), var(--shadow);
  transition: transform .2s var(--ease);
  position: relative;
}
.shutter::after {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--scan);
  transition: transform .2s var(--ease);
}
.shutter:hover { transform: scale(1.05); }
.shutter:active::after { transform: scale(0.85); }

.cancel-btn {
  font-family: var(--font-display);
  color: var(--gray);
  font-size: 0.9rem;
  padding: 12px 18px;
}
.cancel-btn:hover { color: var(--black); }

/* ============ STAGE: Processing (scanning animation) ============ */

.proc-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 760px) { .proc-wrap { grid-template-columns: 1fr; } }

.proc-image {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--warm-bg-2);
  box-shadow: var(--shadow);
}
.proc-image img { width: 100%; height: 100%; object-fit: cover; }

.proc-image .proc-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s var(--ease);
}
.proc-image .proc-overlay.in { opacity: 1; }

.proc-image .proc-scanline {
  position: absolute;
  left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--scan) 20%, var(--scan) 80%, transparent);
  box-shadow: 0 0 24px var(--scan-glow), 0 0 48px var(--scan-glow);
  top: 0%;
  pointer-events: none;
  animation: procScan 2.4s var(--ease) infinite;
}
.proc-image .proc-scanline.done { animation: none; opacity: 0; }
@keyframes procScan {
  0%   { top: 0%; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.proc-status h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.proc-step {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  color: var(--gray);
  transition: color .3s var(--ease);
}
.proc-step.in_progress { color: var(--black); }
.proc-step.completed { color: var(--confidence-high); }
.proc-step.failed { color: var(--heat-high); }

.proc-step .dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  background: transparent;
  position: relative;
  flex-shrink: 0;
}
.proc-step.in_progress .dot {
  background: var(--scan);
  border-color: var(--scan);
  animation: pulseDot 1.2s var(--ease) infinite;
}
@keyframes pulseDot {
  0%, 100% { box-shadow: 0 0 0 0 var(--scan-glow); }
  50% { box-shadow: 0 0 0 8px transparent; }
}
.proc-step.completed .dot {
  background: var(--confidence-high);
  border-color: var(--confidence-high);
}
.proc-step.completed .dot::after {
  content: '';
  position: absolute;
  inset: 2px;
  background: var(--white);
  clip-path: polygon(15% 50%, 40% 75%, 85% 25%, 75% 15%, 40% 55%, 25% 40%);
}

/* ============ STAGE: Error / retake ============ */

.error-card {
  max-width: 520px;
  margin: 80px auto;
  padding: 40px;
  background: var(--white);
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
}
.error-card .icon {
  width: 56px; height: 56px;
  margin: 0 auto 20px;
  border-radius: 16px;
  background: rgba(230, 57, 70, 0.1);
  color: var(--heat-high);
  display: flex;
  align-items: center;
  justify-content: center;
}
.error-card h2 { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; margin-bottom: 12px; }
.error-card p { color: var(--gray); margin-bottom: 28px; line-height: 1.55; }
.error-card .btn { margin: 0 auto; }

/* ============ STAGE: Results ============ */

.results {
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding: 0;
}

.results-header {
  text-align: center;
}
.results-header .eyebrow { display: block; margin-bottom: 12px; }
.results-header h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 4.5vw, 3rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
  max-width: 22ch;
  margin: 0 auto 16px;
}
.results-header h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--rust);
  font-weight: 400;
}
.results-header .summary {
  max-width: 56ch;
  margin: 0 auto;
  color: var(--dark);
  font-size: 1.05rem;
  line-height: 1.55;
}

.heatmap-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  align-items: center;
}
@media (max-width: 880px) {
  .heatmap-wrap { grid-template-columns: 1fr; gap: 24px; }
}

.heatmap-foot {
  text-align: center;
}
.heatmap-foot h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 12px;
}
.heatmap-foot svg { max-width: 200px; margin: 0 auto; }

.symmetry-block {
  text-align: center;
  padding: 24px 16px;
  border-left: 1px solid rgba(0,0,0,0.06);
  border-right: 1px solid rgba(0,0,0,0.06);
}
@media (max-width: 880px) {
  .symmetry-block { border-left: none; border-right: none; border-top: 1px solid rgba(0,0,0,0.06); border-bottom: 1px solid rgba(0,0,0,0.06); padding: 24px 0; }
}
.symmetry-score {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(3rem, 6vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--black);
}
.symmetry-score sub {
  font-size: 0.4em;
  color: var(--gray);
  margin-left: 4px;
  vertical-align: baseline;
}
.symmetry-label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  margin-top: 8px;
}
.symmetry-caption {
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 12px;
  line-height: 1.5;
}

/* ============ Status badge ============ */

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 20px auto 0;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.05);
  font-family: var(--font-display);
  font-size: 0.92rem;
  max-width: max-content;
}
.status-badge .status-label {
  font-weight: 600;
  letter-spacing: 0.02em;
}
.status-badge .status-msg {
  color: var(--gray);
  font-weight: 400;
  font-family: var(--font-body);
  font-size: 0.88rem;
  border-left: 1px solid rgba(0,0,0,0.1);
  padding-left: 12px;
}
.status-badge.tone-info  { color: var(--rust); }
.status-badge.tone-good  { color: var(--confidence-high); }
.status-badge.tone-warm  { color: #B58809; }
.status-badge.tone-warn  { color: var(--heat-high); border-color: rgba(230, 57, 70, 0.2); }
@media (max-width: 600px) {
  .status-badge { flex-direction: column; align-items: flex-start; gap: 4px; }
  .status-badge .status-msg { border-left: none; padding-left: 0; }
}

/* ============ Photo-overlay heatmap ============ */

.heatmap-photo {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.view-toggle {
  display: inline-flex;
  align-self: center;
  background: var(--cream);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
}
.view-btn {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 999px;
  color: var(--gray);
  transition: color .25s var(--ease), background .25s var(--ease);
}
.view-btn:hover { color: var(--black); }
.view-btn.active {
  background: var(--white);
  color: var(--black);
  box-shadow: var(--shadow-sm);
}

.heatmap-photo-frame {
  position: relative;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--warm-bg-2);
}
.heatmap-photo-img {
  width: 100%;
  height: auto;
  display: block;
}
.heatmap-photo-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  transition: opacity .35s var(--ease);
}

.heatmap-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 0 8px;
}

.single-shoe-note {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--cream);
  border-radius: 12px;
  font-size: 0.92rem;
  color: var(--dark);
  flex: 1;
  min-width: 240px;
}
.single-shoe-note a { color: var(--rust); border-bottom: 1px solid currentColor; }
.single-shoe-note a:hover { color: var(--black); }
.single-shoe-icon { color: var(--rust); font-weight: bold; font-size: 1.4em; line-height: 1; }

.heatmap-wrap-single { grid-template-columns: 1fr !important; }
.heatmap-wrap-single .heatmap-foot { max-width: 280px; margin: 0 auto; }

.overlay-fallback-note {
  margin: 16px auto 0;
  text-align: center;
  font-size: 0.86rem;
  color: var(--gray);
  max-width: 520px;
}

.debug-block {
  margin: 36px auto;
  max-width: 1100px;
  padding: 16px;
  border: 1px dashed rgba(0, 0, 0, 0.18);
  border-radius: 12px;
  background: #fafafa;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.84rem;
  color: #222;
}
.debug-block summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 4px 0;
}
.debug-block .debug-meta { color: #888; font-weight: 400; font-size: 0.8em; }
.debug-block .debug-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding: 10px 0;
  font-size: 0.78rem;
  color: #444;
}
.debug-block .debug-meta-row code {
  background: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.08);
}
.debug-block .debug-side { margin-top: 18px; }
.debug-block .debug-side h4 {
  margin: 0 0 8px;
  font-family: var(--font-display, sans-serif);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}
.debug-block .debug-strip {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x proximity;
}
.debug-block .debug-step {
  margin: 0;
  flex: 0 0 280px;
  scroll-snap-align: start;
}
.debug-block .debug-step img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  display: block;
}
.debug-block .debug-step figcaption {
  font-size: 0.74rem;
  margin-top: 6px;
  color: #555;
  line-height: 1.35;
}
.debug-block .debug-raw {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}
.debug-block .debug-raw pre {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 12px;
  border-radius: 6px;
  font-size: 0.72rem;
  max-height: 260px;
  overflow: auto;
}

.symmetry-inline {
  display: flex;
  align-items: center;
  gap: 16px;
}
.symmetry-num {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.04em;
}
.symmetry-num sub {
  font-size: 0.4em;
  color: var(--gray);
  margin-left: 2px;
  vertical-align: baseline;
}
.symmetry-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.symmetry-meta .symmetry-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0;
}
.symmetry-meta .symmetry-caption {
  font-size: 0.88rem;
  color: var(--dark);
  margin: 0;
}

.legend {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gray);
}
.legend-item .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (max-width: 720px) { .cards-grid { grid-template-columns: 1fr; } }

.r-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.r-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.r-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}
.r-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.r-card p {
  color: var(--dark);
  font-size: 0.95rem;
  line-height: 1.55;
  margin-bottom: 12px;
}
.r-card cite {
  display: block;
  font-style: normal;
  font-size: 0.75rem;
  color: var(--gray);
  font-family: var(--font-mono);
  border-top: 1px solid rgba(0,0,0,0.05);
  padding-top: 10px;
  margin-top: 10px;
}

.caveats-block {
  padding: 24px;
  background: var(--cream);
  border-radius: var(--radius);
  border: 1px dashed rgba(0,0,0,0.08);
}
.caveats-block h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 12px;
}
.caveats-block ul { list-style: none; }
.caveats-block li {
  font-size: 0.88rem;
  color: var(--dark);
  padding: 4px 0;
  display: flex;
  gap: 8px;
}
.caveats-block li::before { content: '·'; color: var(--rust); font-weight: bold; }

.share-block {
  text-align: center;
  padding: 32px;
  background: var(--black);
  color: var(--cream);
  border-radius: var(--radius-lg);
}
.share-block .takeaway {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.2rem, 2.6vw, 1.6rem);
  line-height: 1.35;
  margin-bottom: 24px;
  max-width: 28ch;
  margin-left: auto;
  margin-right: auto;
}
.share-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.share-actions .btn { padding: 14px 24px; font-size: 0.95rem; }

.howdy-cta {
  margin-top: 16px;
  padding: 28px;
  background: var(--white);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  border: 1px solid rgba(0,0,0,0.05);
}
.howdy-cta-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--dark);
  line-height: 1.4;
  flex: 1;
  min-width: 220px;
}
.howdy-cta a {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--rust);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.howdy-cta a:hover { color: var(--black); }