/* ============================================================
   AIRA — Analysis Output Page styles (depends on aira.css tokens)
   ============================================================ */

/* ---------- Sub-nav (frosted) ---------- */
.sub-nav {
  position: sticky;
  top: 44px;
  z-index: 55;
  height: 52px;
  background: rgba(245, 245, 247, 0.8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  align-items: center;
}
.sub-nav-inner {
  width: 100%;
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.sub-nav .section-name { color: var(--ink); white-space: nowrap; }
.sub-nav .sub-date { white-space: nowrap; }
.sub-nav .right { margin-left: auto; display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.sub-nav-link { color: var(--primary); text-decoration: none; font-size: 14px; font-weight: 500; white-space: nowrap; }

/* ---------- Video hero (dual) ---------- */
.video-hero { background: var(--tile-1); }
.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 760px;
  margin: 0 auto;
  justify-items: center;
}
.video-frame {
  position: relative;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 9 / 16;
  background: var(--black);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(15, 18, 22, 0.10), 0 18px 40px rgba(15, 18, 22, 0.22);
}
.video-frame.alert { box-shadow: 0 2px 6px rgba(15, 18, 22, 0.10), 0 18px 40px rgba(15, 18, 22, 0.22); }

/* dual-frame layout — two videos side by side; split into 2 cards on mobile */
.sample-frames-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.frame-card {
  flex: 0 1 180px;
  display: flex;
  justify-content: center;
}
.frame-card .video-frame { width: 100%; max-width: 180px; }
.frame-single { display: flex; justify-content: center; width: 100%; }
.frame-single .video-frame { width: 100%; max-width: 240px; }
@media (max-width: 640px) {
  .sample-frames-row { flex-direction: column; align-items: center; gap: 14px; }
  .frame-card {
    flex: 0 0 auto;
    width: min(100%, 280px);
    display: block;
    background: var(--pearl);
    border: 1px solid var(--hairline);
    border-radius: var(--r-md);
    padding: 14px;
  }
  .frame-card .video-frame { width: 100%; max-width: 100%; margin: 0 auto; }
}
.frame-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.frame-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  z-index: 1;
}
.frame-spinner {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,0.22);
  border-top-color: rgba(255,255,255,0.9);
  animation: frame-spin 0.8s linear infinite;
}
.frame-loading-t {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.7);
}
@keyframes frame-spin { to { transform: rotate(360deg); } }
.video-label {
  position: absolute; top: 14px; left: 16px;
  font-family: "Inter", monospace;
  font-size: 13px; letter-spacing: 0.04em;
  color: #fff;
  text-transform: uppercase;
  background: rgba(0,0,0,0.45);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  backdrop-filter: blur(4px);
  z-index: 2;
}
.video-frameno {
  position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-en);
  font-variant-numeric: tabular-nums;
  font-size: 12px; color: #fff;
  background: rgba(0,0,0,0.45);
  padding: 5px 12px;
  border-radius: var(--r-pill);
  backdrop-filter: blur(4px);
  white-space: nowrap;
  z-index: 2;
}

/* ---------- Frame transport ---------- */
.frame-transport {
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: 720px;
  margin: 28px auto 0;
}
.frame-scrub {
  flex: 1;
  display: flex;
  gap: 4px;
  align-items: center;
}
.scrub-dot {
  flex: 1;
  height: 8px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,0.22);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.15s, transform 0.15s;
}
.scrub-dot:hover { background: rgba(255,255,255,0.45); }
.scrub-dot.on { background: var(--primary-on-dark); }
.scrub-dot.cycle-start { box-shadow: inset 2px 0 0 rgba(255,255,255,0.6); }
.btn-circ {
  width: 48px; height: 48px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,0.92);
  border: none; cursor: pointer; color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.12s, background 0.15s;
}
.btn-circ:hover { background: #fff; }
.btn-circ:active { transform: scale(0.92); }

/* ---------- View switcher ---------- */
.view-switcher {
  display: inline-flex;
  background: var(--canvas);
  border-radius: var(--r-pill);
  padding: 4px;
  border: 1px solid var(--hairline);
  height: 44px;
}
.view-tab {
  border: none; background: transparent; cursor: pointer;
  border-radius: var(--r-pill);
  padding: 0 22px;
  font-family: var(--font-jp);
  font-size: 14px; font-weight: 500; letter-spacing: -0.005em;
  color: var(--ink);
  transition: background 0.2s ease-out, color 0.2s ease-out;
}
.view-tab.on { background: var(--primary); color: #fff; }
.view-tab:active { transform: scale(0.95); }

/* ---------- Metric summary strip ---------- */
.summary-strip {
  background: var(--parchment);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.summary-inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 0;
}
.summary-item {
  display: flex; flex-direction: column; gap: 2px;
  padding: 0 24px;
  border-right: 1px solid var(--hairline);
}
.summary-item:last-child { border-right: none; }
.summary-item .lbl { font-size: 12px; color: var(--ink-48); font-weight: 600; }
.summary-item .val { font-size: 17px; font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }

/* ---------- Flag summary row ---------- */
.flag-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.flag-card {
  border-radius: var(--r-lg);
  padding: 0;
  border: 1px solid var(--hairline);
  cursor: pointer;
  transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
  display: flex;
  flex-direction: column;
  width: 100%;
  overflow: hidden;
  font-family: var(--font-jp);
}
.flag-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lift); }
.flag-card.good { background: var(--zone-good-bg); }
.flag-card.caution { background: var(--zone-caution-bg); }
.flag-card.alert { background: var(--zone-alert-bg); }
.flag-card.proxy { background: var(--canvas); }
.flag-card .flag-name {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 14px 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
.flag-card .flag-val {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 10px;
  font-size: 21px;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ---------- Metric detail card ---------- */
.metric-card {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 32px;
  margin-bottom: 24px;
}
.metric-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.metric-head .en { font-family: var(--font-en); font-weight: 600; font-size: 28px; letter-spacing: -0.02em; color: var(--ink); }
.metric-head .jp { font-size: 14px; color: var(--ink-48); margin-top: 2px; }
.metric-score { display: flex; align-items: baseline; gap: 14px; margin: 20px 0 4px; }
.metric-score .num { font-family: var(--font-en); font-weight: 700; font-size: 72px; line-height: 1; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; color: var(--ink); }
.metric-score .unit { font-size: 28px; font-weight: 600; color: var(--ink-48); }
.metric-delta { display: inline-flex; align-items: center; gap: 3px; font-size: 17px; font-weight: 600; font-variant-numeric: tabular-nums; }
.criteria-box {
  background: var(--parchment);
  border-radius: var(--r-md);
  padding: 16px 20px;
  margin-top: 20px;
}
.criteria-box .label { font-size: 12px; font-weight: 600; color: var(--ink-48); margin-bottom: 6px; }
.criteria-row { display: flex; gap: 18px; flex-wrap: wrap; font-size: 14px; font-variant-numeric: tabular-nums; }
.criteria-row .ck { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-80); }

/* ---------- Chart ---------- */
.chart-box {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 20px 24px;
  margin-top: 20px;
}
.chart-box .chart-title { font-size: 17px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.chart-legend { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 12px; font-size: 12px; color: var(--ink-48); }
.chart-legend .lg { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- LR symmetry card ---------- */
.lr-card {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 32px;
}
.lr-grid { display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: center; }
.lr-values { display: flex; gap: 28px; flex-wrap: wrap; }
.lr-col { padding: 0 4px; }
.lr-col.axis { border-left: 4px solid var(--zone-alert); padding-left: 16px; }
.lr-col .side { font-size: 13px; color: var(--ink-48); font-weight: 600; white-space: nowrap; }
.lr-col .v { font-size: 28px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; white-space: nowrap; margin-top: 2px; }
.consistency-dots { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 20px; }
.consistency-dots .cd { width: 12px; height: 12px; border-radius: 3px; }

/* ---------- Recommendation list ---------- */
.rec-item {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 24px 24px 24px 28px;
  position: relative;
  margin-bottom: 16px;
}
.rec-item::before {
  content: ""; position: absolute; left: 0; top: 16px; bottom: 16px; width: 4px;
  border-radius: 4px; background: var(--bar, var(--primary));
}
.rec-item.alert { --bar: var(--zone-alert); }
.rec-item.caution { --bar: var(--zone-caution); }
.rec-item.mid { --bar: var(--primary); }
.rec-prio { font-size: 13px; font-weight: 600; letter-spacing: -0.01em; }
.rec-prio.alert { color: var(--zone-alert); }
.rec-prio.caution { color: #8a5a12; }
.rec-prio.mid { color: var(--primary); }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tag {
  border-radius: var(--r-pill);
  background: var(--parchment);
  padding: 4px 12px;
  font-size: 12px;
  font-family: var(--font-en);
  color: var(--ink-80);
  font-variant-numeric: tabular-nums;
}
.tag.disabled { color: var(--ink-48); }

/* ---------- Limitation callout ---------- */
.limit-callout {
  background: var(--parchment);
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  padding: 28px 32px;
}
.limit-callout ul { margin: 14px 0 0; padding-left: 20px; }
.limit-callout li { font-size: 17px; line-height: 1.7; color: var(--ink-80); margin-bottom: 6px; }

/* ---------- Sticky bar ---------- */
.sticky-bar {
  position: sticky;
  bottom: 0;
  z-index: 50;
  background: rgba(245, 245, 247, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-top: 1px solid var(--hairline);
}
.sticky-inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 12px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.sticky-inner .meta { font-size: 14px; color: var(--ink-80); font-variant-numeric: tabular-nums; white-space: nowrap; }
.sticky-inner .actions { margin-left: auto; display: flex; gap: 12px; }

/* section heading divider */
.sec-rule {
  display: flex; align-items: center; gap: 16px;
  margin: 8px 0 24px;
}
.sec-rule h2 { white-space: nowrap; }
.sec-rule::after { content: ""; flex: 1; height: 1px; background: var(--hairline); }

@media (max-width: 833px) {
  .flag-row { grid-template-columns: repeat(2, 1fr); }
  .flag-row .flag-card:last-child { grid-column: 1 / -1; }
  .video-grid { grid-template-columns: 1fr; }
  .lr-grid { grid-template-columns: 1fr; }
  .sub-nav .right { display: none; }
}
@media (max-width: 640px) {
  .rec-item { padding: 16px 16px 16px 20px; }
  .flag-card { padding: 14px; }
  .flag-card .flag-val { font-size: 16px; }
  .flag-card[data-flag="lr_shank_angle_diff"] { display: none; }
}
@media (max-width: 560px) {
  .summary-item { border-right: none; padding: 0 14px 0 0; }
  .metric-score .num { font-size: 56px; }
  .sticky-inner .meta { display: none; }
}

/* ============================================================
   Floating cards + cursor light-refraction (shared, both pages)
   Loaded last so it wins source-order over earlier hover rules.
   ============================================================ */
:root {
  --shadow-float: 0 2px 4px rgba(15, 18, 22, 0.05), 0 10px 24px rgba(15, 18, 22, 0.10), 0 26px 54px rgba(15, 18, 22, 0.12);
  --shadow-float-hi: 0 4px 10px rgba(15, 18, 22, 0.08), 0 18px 40px rgba(15, 18, 22, 0.16), 0 44px 92px rgba(15, 18, 22, 0.22);
}
.card, .benefit-card, .flag-card, .metric-card {
  position: relative;
  isolation: isolate;
  box-shadow: var(--shadow-float);
  transition: transform 0.28s cubic-bezier(0.2, 0.7, 0.2, 1), box-shadow 0.28s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.card:hover, .benefit-card:hover, .flag-card:hover, .metric-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-float-hi);
}
@media (prefers-reduced-motion: reduce) {
  .card, .benefit-card, .flag-card, .metric-card { transition: none; }
}