.rhythm-story { padding: 108px 0 42px; background: #f9fbff; border-bottom: 1px solid #e4eaf2; }
.rhythm-heading { text-align: center; }
.rhythm-heading h2 { font-size: 64px; margin: 18px 0 24px; line-height: 1.08; }
.rhythm-heading h2 span { color: #6c829e; }
.rhythm-heading > p:last-child { color: var(--muted); font-size: 19px; line-height: 1.65; }
.metric-tabs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); max-width: 680px; margin: 40px auto 12px; gap: 20px; }
.metric-tabs button { position: relative; display: flex; flex-direction: column; align-items: center; padding: 0 0 18px; border: 0; background: transparent; color: #626c7d; font-size: 14px; font-weight: 500; min-width: 0; }
.metric-tabs img { width: 100px; height: 100px; object-fit: contain; mix-blend-mode: multiply; transition: transform .28s var(--spring); }
.metric-tabs button:hover img { transform: translateY(-4px); }
.metric-tabs button:active img { transform: scale(.96); }
.metric-tabs button::after { content: ''; position: absolute; bottom: 0; width: 24px; height: 2px; border-radius: 2px; background: currentColor; transform: scaleX(0); transition: transform .28s var(--spring); }
.metric-tabs button[aria-selected=true] { color: var(--ink); }
.metric-tabs button[aria-selected=true]::after { transform: scaleX(1); }
.metric-panel { --metric-color: #518be2; display: grid; grid-template-columns: 1fr 1.65fr .85fr; align-items: center; min-height: 448px; gap: 10px; padding: 20px 0; }
.metric-panel[data-metric=activity] { --metric-color: #dc689f; }
.metric-panel[data-metric=nutrition] { --metric-color: #e79065; }
.metric-panel[data-metric=protein] { --metric-color: #9172d7; }
.metric-panel[data-metric=steps] { --metric-color: #35ac97; }
.metric-copy h3 { font-size: 39px; line-height: 1.12; margin: 14px 0 22px; }
.metric-copy > p:last-child { font-size: 16px; line-height: 1.7; color: var(--muted); max-width: 270px; min-height: 136px; }
.metric-copy .eyebrow { font-size: 13px; color: #596b83; }
.metric-art { margin: 0; min-width: 0; width: 100%; aspect-ratio: 1; display: grid; align-items: center; }
.metric-art img { width: 100%; aspect-ratio: 1; object-fit: contain; mix-blend-mode: multiply; }
.metric-art img, .metric-tabs img { mask-image: linear-gradient(to right, transparent, #000 14%, #000 86%, transparent), linear-gradient(to bottom, transparent, #000 12%, #000 86%, transparent); mask-composite: intersect; -webkit-mask-composite: source-in; }
.metric-reading { padding-left: 14px; }
.reading-label { color: #5a6678; font-size: 14px; }
.reading-value { display: flex; align-items: baseline; gap: 6px; margin-top: 10px; font-variant-numeric: tabular-nums; white-space: nowrap; line-height: 1.05; }
#metric-value { font-size: 62px; font-weight: 400; }
#metric-unit { font-size: 23px; color: #636f80; }
.reading-goal { font-size: 14px; color: var(--muted); margin-top: 12px; }
.metric-meter { height: 4px; background: #e4eaf2; overflow: hidden; border-radius: 3px; margin: 22px 0; }
.metric-meter span { width: 50%; height: 100%; display: block; background: var(--metric-color); border-radius: inherit; transition: width .3s var(--spring), background-color .3s; }
.metric-context { font-size: 13px; line-height: 1.7; color: var(--muted); min-height: 66px; }
.sample-label { display: block; font-size: 11px; margin-top: 20px; color: #717b8b; }
.rhythm-footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; border-top: 1px solid #e0e7f0; padding-top: 28px; margin-top: 12px; }
.rhythm-footer span { display: flex; align-items: center; gap: 12px; font-size: 14px; color: #3f526b; }
.rhythm-footer p { font-size: 12px; color: var(--muted); }
.product-story { padding-top: 105px; padding-bottom: 106px; }
.story-heading { text-align: center; }
.story-heading h2 { font-size: 56px; line-height: 1.1; }
.story-tabs { justify-content: center; gap: 44px; max-width: 760px; margin-inline: auto; margin-top: 40px; }
.feature-panel { max-width: 980px; margin: 0 auto; padding-top: 55px; min-height: 770px; gap: 80px; }
.feature-number { font-size: 13px; color: #596b83; margin-bottom: 18px; }
.feature-copy h3 { font-size: 48px; }
.feature-copy > p { max-width: 390px; }
.feature-visual { background: transparent; padding: 18px 28px 26px; overflow: visible; border-radius: 0; perspective: 1400px; }
.feature-device { width: 292px; max-width: 100%; padding: 5px; border: 1px solid #cbd2dd; border-radius: 37px; background: linear-gradient(115deg, #fdfdff, #aab3c2 44%, #edf1f6 65%, #bcc5d2); box-shadow: 1px 2px 0 #8b98a6, 12px 30px 35px -18px #34486638, 0 5px 12px #34486616; transform: rotateY(-8deg) rotateZ(2deg); }
.feature-visual img { width: 100%; aspect-ratio: 804/1748; object-fit: cover; object-position: top; border: 3px solid #232a35; border-radius: 31px; box-shadow: none; background: #f7f8fb; }
.feature-visual figcaption { margin-top: 16px; text-align: center; font-size: 12px; line-height: 1.5; }
.feature-panel[data-feature=focus] .feature-visual img { aspect-ratio: 750/1334; }
@media (max-width: 1000px) {
  .metric-panel { grid-template-columns: 1fr 1.3fr .9fr; }
  .metric-copy h3 { font-size: 32px; }
  .metric-copy > p:last-child { font-size: 15px; }
  #metric-value { font-size: 46px; }
  #metric-unit { font-size: 18px; }
  .rhythm-footer { align-items: flex-start; }
  .rhythm-footer p { max-width: 250px; }
  .feature-panel { gap: 36px; min-height: 700px; }
  .feature-copy h3 { font-size: 40px; }
}
@media (max-width: 700px) {
  .rhythm-story { padding: 66px 0 30px; }
  .rhythm-heading h2 { font-size: 42px; margin: 14px 0 20px; }
  .rhythm-heading > p:last-child { font-size: 16px; }
  .metric-tabs { gap: 6px; margin: 24px auto 26px; }
  .metric-tabs button { font-size: 12px; padding-bottom: 14px; }
  .metric-tabs img { width: 64px; height: 64px; }
  .metric-panel { grid-template-columns: 1.35fr 1fr; gap: 0; padding: 0; min-height: 455px; align-content: start; }
  .metric-copy { grid-column: 1/-1; text-align: center; }
  .metric-copy h3 { font-size: 32px; margin: 10px 0 14px; min-height: 72px; }
  .metric-copy > p:last-child { max-width: 330px; margin: 0 auto; font-size: 15px; line-height: 1.65; min-height: 100px; }
  .metric-art { margin-left: -18px; width: calc(100% + 28px); }
  .metric-reading { padding: 10px 0 12px 4px; }
  .reading-label { font-size: 12px; }
  #metric-value { font-size: 39px; }
  #metric-unit { font-size: 16px; }
  .reading-value { gap: 4px; }
  .reading-goal { font-size: 12px; margin-top: 8px; }
  .metric-meter { margin: 16px 0; }
  .metric-context { font-size: 12px; line-height: 1.6; min-height: 76px; }
  .sample-label { font-size: 10px; margin-top: 10px; }
  .rhythm-footer { display: block; padding-top: 22px; margin-top: 20px; }
  .rhythm-footer span { font-size: 13px; gap: 9px; }
  .rhythm-footer p { font-size: 12px; max-width: none; margin-top: 9px; }
  .product-story { padding-block: 66px; }
  .story-heading h2 { font-size: 38px; margin-bottom: 18px; }
  .story-tabs { gap: 10px; justify-content: space-between; margin-top: 28px; }
  .story-tabs button { flex-direction: column; justify-content: center; gap: 8px; padding: 12px 4px; min-width: 52px; font-size: 12px; }
  .story-tabs svg { width: 19px; height: 19px; }
  .feature-panel { min-height: 0; gap: 26px; padding-top: 34px; }
  .feature-copy h3 { font-size: 37px; }
  .feature-copy > p { font-size: 16px; }
  .feature-copy .small-note { font-size: 12px; }
  .feature-device { width: 270px; transform: rotateY(-5deg) rotateZ(1deg); }
  .feature-visual { padding: 10px 25px 0; }
  .feature-visual figcaption { padding-top: 18px; margin-top: 10px; }
}
@media (max-width: 360px) {
  .rhythm-heading h2 { font-size: 36px; }
  .metric-tabs { gap: 2px; }
  .metric-tabs button { font-size: 11px; }
  .metric-tabs img { width: 52px; height: 58px; }
  .metric-copy h3 { font-size: 30px; }
  #metric-value { font-size: 33px; }
  #metric-unit { font-size: 14px; }
  .story-heading h2 { font-size: 33px; }
  .feature-copy h3 { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  .metric-tabs button:hover img, .metric-tabs button:active img { transform: none; }
}