/* ===== Scores Page ===== */

/* ---------- Scores Hero ---------- */
.scores-hero {
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.scores-hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(45,212,191,.10) 0%, rgba(99,102,241,.05) 40%, transparent 70%);
  pointer-events: none;
}

.scores-hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  max-width: 700px;
  margin: 0 auto;
}

.scores-hero .subtitle {
  font-size: clamp(.95rem, 1.8vw, 1.15rem);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 20px auto 0;
  line-height: 1.7;
}

/* ---------- Score Spectrum ---------- */
.score-spectrum {
  display: flex;
  gap: 3px;
  max-width: 400px;
  margin: 36px auto 0;
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
}

.spectrum-segment {
  flex: 1;
  background: var(--seg-color);
  border-radius: 999px;
}

/* ---------- Sticky Score Nav ---------- */
.score-nav {
  position: sticky;
  top: 64px;
  z-index: 900;
  background: rgba(11,15,20,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.score-nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  height: 52px;
  align-items: center;
}

.score-nav-inner::-webkit-scrollbar { display: none; }

.score-nav-pill {
  flex-shrink: 0;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid transparent;
  transition: all .2s;
  white-space: nowrap;
}

.score-nav-pill:hover {
  color: var(--text-secondary);
  background: var(--surface-card);
  opacity: 1;
}

.score-nav-pill.active {
  color: var(--brand);
  background: var(--brand-dim);
  border-color: rgba(45,212,191,.20);
  opacity: 1;
}

/* ---------- Score Section ---------- */
.score-section {
  padding: 80px 0;
  position: relative;
}

.score-section .section-subtitle {
  max-width: 600px;
}

/* Scroll offset for sticky nav (64px) + score-nav (52px) + buffer */
#daily-score, #readiness, #pillars,
#sleep, #recovery, #body-comp,
#acwr, #vo2max, #hr-zones, #hrr {
  scroll-margin-top: 124px;
}

/* ---------- Score Content Grid ---------- */
.score-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
  align-items: start;
}

.score-explanation h3,
.score-tiers-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.score-explanation p {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
}

.score-tiers-card {
  padding: 28px;
}

/* ---------- Component Bar ---------- */
.component-bar {
  display: flex;
  gap: 3px;
  height: 36px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.component-segment {
  background: var(--seg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: flex .3s;
  position: relative;
  min-width: 0;
}

.component-label {
  font-size: .7rem;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,.3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0 6px;
}

/* ---------- Tier Bar ---------- */
.score-tier-bar {
  display: flex;
  gap: 3px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 8px;
}

.tier-segment {
  background: var(--seg-color);
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  transition: flex .3s;
  min-width: 0;
}

.tier-segment:hover { flex-grow: 1.3; }

.tier-label {
  font-size: .7rem;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,.3);
  white-space: nowrap;
}

.tier-range {
  font-size: .65rem;
  font-weight: 500;
  color: rgba(255,255,255,.75);
  text-shadow: 0 1px 2px rgba(0,0,0,.2);
  white-space: nowrap;
}

/* ---------- Tier Badges ---------- */
.tier-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.tier-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 600;
  color: var(--badge-color);
  background: color-mix(in srgb, var(--badge-color) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--badge-color) 20%, transparent);
}

/* ---------- Readiness Section ---------- */
.readiness-section {
  background: var(--surface-container);
  overflow: hidden;
}

.readiness-glow {
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(45,212,191,.08) 0%, transparent 60%);
  pointer-events: none;
}

.readiness-levels {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
  max-width: 680px;
}

.readiness-level {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-left: 3px solid var(--level-color);
  transition: transform .2s, border-color .2s;
}

.readiness-level:hover { transform: translateX(4px); }

.level-badge {
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: .8rem;
  font-weight: 700;
  white-space: nowrap;
}

.level-content {
  flex: 1;
  min-width: 0;
}

.level-content h4 {
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.level-content p {
  font-size: .82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.level-pills {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.level-pill {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 600;
  white-space: nowrap;
}

/* Readiness level tier classes */
.readiness-level--push  { --level-color: #34D399; }
.readiness-level--push  .level-badge { background: rgba(52,211,153,.15); color: #34D399; }
.readiness-level--push  .level-pill  { background: rgba(52,211,153,.12); color: #34D399; }

.readiness-level--good  { --level-color: #2DD4BF; }
.readiness-level--good  .level-badge { background: rgba(45,212,191,.15); color: #2DD4BF; }
.readiness-level--good  .level-pill  { background: rgba(45,212,191,.12); color: #2DD4BF; }

.readiness-level--light { --level-color: #FBBF24; }
.readiness-level--light .level-badge { background: rgba(251,191,36,.15); color: #FBBF24; }
.readiness-level--light .level-pill  { background: rgba(251,191,36,.12); color: #FBBF24; }

.readiness-level--easy  { --level-color: #FB923C; }
.readiness-level--easy  .level-badge { background: rgba(251,146,60,.15); color: #FB923C; }
.readiness-level--easy  .level-pill  { background: rgba(251,146,60,.12); color: #FB923C; }

.readiness-level--rest  { --level-color: #F87171; }
.readiness-level--rest  .level-badge { background: rgba(248,113,113,.15); color: #F87171; }
.readiness-level--rest  .level-pill  { background: rgba(248,113,113,.12); color: #F87171; }

/* ---------- Callout Card ---------- */
.callout-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  margin-top: 32px;
  align-items: flex-start;
}

.callout-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  line-height: 1;
  color: var(--score-fair);
}

.callout-card h4 {
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.callout-card p {
  font-size: .85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.detail-body .callout-card,
.advanced-card .callout-card {
  background: var(--surface-card);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  margin-top: 20px;
}

/* ---------- Four Pillars Detail Cards ---------- */
.pillars-detail-section {
  background: var(--surface);
}

.detail-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.score-detail-card {
  padding: 0;
  overflow: hidden;
}

.score-detail-card summary {
  cursor: pointer;
  list-style: none;
  padding: 24px;
}

.score-detail-card summary::-webkit-details-marker { display: none; }
.score-detail-card summary::marker { display: none; content: ''; }

.detail-header {
  display: flex;
  align-items: center;
  gap: 14px;
}

.detail-header .pillar-icon {
  flex-shrink: 0;
  margin-bottom: 0;
}

.detail-header h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.detail-oneliner {
  font-size: .82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.detail-chevron {
  margin-left: auto;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  position: relative;
}

.detail-chevron::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 8px; height: 8px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: translate(-50%, -60%) rotate(45deg);
  transition: transform .2s;
}

.score-detail-card[open] .detail-chevron::before {
  transform: translate(-50%, -40%) rotate(-135deg);
}

.detail-body {
  padding: 0 24px 24px;
  border-top: 1px solid var(--glass-border);
  padding-top: 20px;
}

.detail-body h4 {
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-top: 20px;
  margin-bottom: 10px;
}

.detail-body h4:first-child { margin-top: 0; }

.detail-note,
.detail-note p {
  font-size: .85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.detail-note {
  margin-top: 12px;
}

/* ---------- Advanced Metrics Section ---------- */
.advanced-section {
  background: var(--surface-container);
}

.advanced-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.advanced-card {
  padding: 28px;
}

.advanced-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.advanced-desc {
  font-size: .88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- ACWR Zones ---------- */
.acwr-zones {
  display: flex;
  gap: 3px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 20px;
}

.acwr-zone {
  background: var(--zone-bg);
  padding: 14px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 0;
  transition: flex .3s;
}

.acwr-zone:hover { flex-grow: 1.2; }

.acwr-optimal {
  border: 1px solid rgba(52,211,153,.25);
}

.acwr-label {
  font-size: .72rem;
  font-weight: 600;
  color: var(--zone-color);
  white-space: nowrap;
}

.acwr-range {
  font-size: .68rem;
  font-weight: 500;
  color: var(--zone-color);
  opacity: .7;
  white-space: nowrap;
}

/* ---------- HR Zone Stack ---------- */
.hr-zone-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 20px;
  align-items: flex-end;
}

.hr-zone-bar {
  width: var(--zone-width);
  min-width: max-content;
  background: color-mix(in srgb, var(--zone-color) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--zone-color) 25%, transparent);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transition: width .3s, background .2s;
}

.hr-zone-bar:hover {
  background: color-mix(in srgb, var(--zone-color) 25%, transparent);
}

.hr-zone-name {
  font-size: .8rem;
  font-weight: 600;
  color: var(--zone-color);
  white-space: nowrap;
}

.hr-zone-range {
  font-size: .75rem;
  font-weight: 500;
  color: var(--zone-color);
  opacity: .7;
  white-space: nowrap;
}

/* ---------- HRR Gradient Bar ---------- */
.hrr-gradient-bar {
  display: flex;
  gap: 3px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 20px;
}

.hrr-tier {
  flex: 1;
  background: color-mix(in srgb, var(--tier-color) 15%, transparent);
  padding: 14px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: flex .3s;
}

.hrr-tier:hover { flex: 1.3; }

.hrr-value {
  font-size: .78rem;
  font-weight: 700;
  color: var(--tier-color);
  white-space: nowrap;
}

.hrr-label {
  font-size: .68rem;
  font-weight: 500;
  color: var(--tier-color);
  opacity: .7;
  white-space: nowrap;
}

/* ---------- References Grid ---------- */
.references-section {
  background: var(--surface);
}

.references-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.reference-card {
  padding: 22px 20px;
}

.reference-card h4 {
  font-size: .9rem;
  font-weight: 600;
  color: var(--brand);
  margin-bottom: 6px;
}

.reference-card p {
  font-size: .8rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ---------- Scores Page Responsive ---------- */
@media (max-width: 900px) {
  .score-content-grid { grid-template-columns: 1fr; }
  .detail-cards-grid { grid-template-columns: 1fr; }
  .advanced-grid { grid-template-columns: 1fr; }
  .references-grid { grid-template-columns: repeat(2, 1fr); }
  .readiness-level {
    flex-direction: column;
    align-items: flex-start;
  }
  .level-badge { align-self: flex-start; }
  .level-pills { margin-top: 8px; }
}

@media (max-width: 768px) {
  .scores-hero { padding: 120px 0 48px; }
  .score-section { padding: 64px 0; }
  .score-nav-pill { font-size: .75rem; padding: 5px 12px; }
  .references-grid { grid-template-columns: 1fr; }
  .component-label { font-size: .62rem; }
  .tier-label { font-size: .62rem; }
  .tier-range { font-size: .58rem; }
}

@media (max-width: 640px) {
  .scores-hero { padding: 100px 0 40px; }
  .score-section { padding: 48px 0; }
  .score-nav { top: 64px; }
  .score-nav::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40px;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(11,15,20,.85));
    pointer-events: none;
    z-index: 1;
  }
  .score-nav-inner { height: 44px; gap: 6px; }
  .score-nav-pill { font-size: .7rem; padding: 4px 10px; }
  .readiness-level { padding: 14px 16px; gap: 10px; }
  .level-badge { font-size: .72rem; padding: 5px 10px; }
  .level-content h4 { font-size: .88rem; }
  .level-content p { font-size: .78rem; }
  .level-pill { font-size: .68rem; }
  .detail-header { gap: 10px; }
  .detail-header h3 { font-size: .92rem; }
  .detail-oneliner { font-size: .78rem; }
  .advanced-card { padding: 22px 18px; }
  .callout-card { padding: 16px; gap: 12px; }
  .acwr-label { font-size: .65rem; }
  .acwr-range { font-size: .6rem; }
  .hr-zone-bar { padding: 8px 10px; }
  .hr-zone-name { font-size: .72rem; }
  .hr-zone-range { font-size: .68rem; }
}