.battery-story-hero > img {
  object-position: center 46%;
  filter: saturate(.88) contrast(1.06);
}

.battery-story-hero .story-hero-shade {
  background: linear-gradient(90deg, rgba(15, 29, 24, .94) 0%, rgba(15, 29, 24, .72) 43%, rgba(15, 29, 24, .22) 75%, rgba(15, 29, 24, .08) 100%);
}

.battery-story .story-hero h1,
.battery-story .story-lead h2,
.battery-story .story-text-block h2,
.battery-story .story-finale h2 {
  text-wrap: balance;
}

.battery-benefits {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 5vw 110px;
  border-top: 1px solid rgba(32, 53, 45, .19);
  border-bottom: 1px solid rgba(32, 53, 45, .19);
}

.battery-benefits > div {
  min-height: 220px;
  padding: 31px 25px;
  border-right: 1px solid rgba(32, 53, 45, .14);
}

.battery-benefits > div:last-child { border-right: 0; }
.battery-benefits span { display: block; color: var(--orange); font: 700 10px/1 var(--sans); letter-spacing: 1.5px; }
.battery-benefits strong { display: block; margin: 37px 0 14px; color: var(--forest); font: 700 20px/1.2 var(--display); }
.battery-benefits p { margin: 0; color: #667168; font-size: 12px; line-height: 1.75; }

.battery-architecture {
  margin: 30px 5vw 115px;
  padding: clamp(30px, 5vw, 68px);
  background: var(--paper);
  color: var(--forest);
  box-shadow: inset 0 0 0 1px rgba(32, 53, 45, .2);
}

.architecture-control {
  position: relative;
  max-width: 720px;
  margin: 0 auto 45px;
  padding: 28px 32px;
  border: 1px solid rgba(255, 255, 255, .22);
  text-align: center;
}

.architecture-control::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -45px;
  width: 1px;
  height: 45px;
  background: var(--orange);
}

.architecture-control span,
.architecture-control small,
.architecture-path span,
.architecture-path small {
  display: block;
  font-size: 9px;
  letter-spacing: 1.3px;
}

.architecture-control span { color: #cbd4ce; }
.architecture-control strong { display: block; margin: 9px 0; font: 700 clamp(24px, 3vw, 38px)/1.1 var(--display); }
.architecture-control p { margin: 0 0 11px; color: #d8dfda; font-size: 12px; }
.architecture-control small { color: var(--orange); }

.architecture-path {
  display: grid;
  grid-template-columns: 1fr 58px 1fr 58px 1fr;
  align-items: center;
  gap: 0;
}

.architecture-path > div {
  min-height: 138px;
  display: grid;
  align-content: center;
  padding: 25px;
  border: 1px solid rgba(255, 255, 255, .2);
  text-align: center;
}

.architecture-path .architecture-device { border-color: var(--orange); background: rgba(200, 117, 67, .09); }
.architecture-path i { color: var(--orange); font: 400 28px var(--display); text-align: center; }
.architecture-path span { color: #aebbb3; }
.architecture-path strong { margin: 8px 0 5px; font: 700 20px var(--display); }
.architecture-path small { color: #d8dfda; }
.architecture-note { margin: 26px 0 0; color: #cbd4ce; font-size: 11px; line-height: 1.7; text-align: center; }
.architecture-note b { color: var(--paper); }

.battery-install-pair {
  width: min(1180px, 90vw);
  gap: clamp(18px, 2.5vw, 34px);
  margin: 0 auto 115px;
}

.battery-photo-frame {
  overflow: hidden;
  background: #121a17;
  border: 1px solid rgba(32, 53, 45, .12);
  box-shadow: 0 18px 45px rgba(27, 41, 34, .09);
}

.battery-install-pair .battery-photo-frame img {
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
}

.battery-install-pair figure:first-child .battery-photo-frame img {
  filter: brightness(1.035) contrast(1.025) saturate(.96);
}

.battery-install-pair figure:last-child .battery-photo-frame img {
  filter: brightness(1.045) contrast(1.02) saturate(.94);
}

.battery-install-pair figcaption {
  max-width: 52ch;
  padding-top: 12px;
  color: #687169;
  font-size: 9px;
  line-height: 1.55;
}

.battery-sequence {
  margin: 20px 5vw 115px;
}

.sequence-head { max-width: 720px; margin-bottom: 40px; }
.sequence-head h2 { margin: 0; color: var(--forest); font: 600 clamp(35px, 4.4vw, 58px)/1.02 var(--display); letter-spacing: -2.5px; }
.battery-sequence ol { display: grid; grid-template-columns: 1fr 1fr; margin: 0; padding: 0; border-top: 1px solid rgba(32, 53, 45, .2); list-style: none; }
.battery-sequence li { display: grid; grid-template-columns: 50px 1fr; gap: 15px; min-height: 144px; padding: 27px 28px 25px 0; border-bottom: 1px solid rgba(32, 53, 45, .16); }
.battery-sequence li:nth-child(odd) { border-right: 1px solid rgba(32, 53, 45, .16); }
.battery-sequence li:nth-child(even) { padding-left: 28px; }
.battery-sequence li > span {
  position: relative;
  display: grid;
  place-items: center;
  align-self: start;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 11px;
  background: var(--forest);
  color: var(--paper);
  font: 800 10px/1 var(--display);
  letter-spacing: -.2px;
}

.battery-sequence li > span::after {
  content: "";
  position: absolute;
  top: -3px;
  right: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}
.battery-sequence strong { color: var(--forest); font: 700 18px var(--display); }
.battery-sequence li p { margin: 8px 0 0; color: #667168; font-size: 12px; line-height: 1.7; }

.battery-continuity {
  margin: 0 5vw 115px;
  padding: clamp(34px, 5vw, 64px);
  border-left: 5px solid var(--orange);
  background: #e3e8df;
}

.battery-continuity h2 { max-width: 780px; margin: 0 0 22px; color: var(--forest); font: 600 clamp(31px, 4vw, 49px)/1.08 var(--display); letter-spacing: -2px; }
.battery-continuity > p:last-child { max-width: 920px; margin: 0; color: #58645b; font-size: 13px; line-height: 1.85; }

.battery-source-link {
  display: inline-flex;
  gap: 20px;
  align-items: center;
  margin-top: 26px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--forest);
  color: var(--forest);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .7px;
  text-decoration: none;
  text-transform: uppercase;
}

.battery-diagnosis {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr);
  gap: 8%;
  margin: 20px 5vw 115px;
  padding: clamp(35px, 5vw, 70px);
  background: #172a23;
}

.diagnosis-copy h2 { margin: 0 0 26px; color: var(--paper); font: 600 clamp(34px, 4vw, 53px)/1.06 var(--display); letter-spacing: -2.4px; }
.diagnosis-copy > p:not(.story-label) { color: #c8d1cb; font-size: 13px; line-height: 1.85; }
.diagnosis-lessons { display: grid; align-content: start; gap: 16px; }
.diagnosis-lessons > div { padding: 24px; border: 1px solid rgba(255, 255, 255, .17); }
.diagnosis-lessons span { color: var(--orange); font-size: 9px; font-weight: 700; letter-spacing: 1.2px; }
.diagnosis-lessons strong { display: block; margin: 9px 0; color: var(--paper); font: 700 19px var(--display); }
.diagnosis-lessons p { margin: 0; color: #b8c2bc; font-size: 11px; line-height: 1.7; }
.diagnosis-warning { padding: 20px 22px; border-left: 3px solid var(--orange); background: rgba(200, 117, 67, .11); }
.diagnosis-warning b { color: var(--paper); }

.battery-test {
  margin: 0 5vw 115px;
}

.battery-test-copy { display: grid; grid-template-columns: .7fr 1.3fr; gap: 8%; align-items: start; margin-bottom: 42px; }
.battery-test-copy h2 { margin: 0; color: var(--forest); font: 600 clamp(35px, 4.5vw, 58px)/1.04 var(--display); letter-spacing: -2.5px; }
.battery-test-copy > p:last-child { margin: 42px 0 0; color: #5f6b62; font-size: 13px; line-height: 1.85; }
.battery-test dl { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; border-top: 1px solid rgba(32, 53, 45, .2); border-bottom: 1px solid rgba(32, 53, 45, .2); }
.battery-test dl div { padding: 30px 25px; border-right: 1px solid rgba(32, 53, 45, .16); }
.battery-test dl div:last-child { border-right: 0; }
.battery-test dt { color: var(--orange); font-size: 9px; font-weight: 700; letter-spacing: 1.2px; }
.battery-test dd { margin: 13px 0 5px; color: var(--forest); font: 700 clamp(27px, 3.5vw, 46px)/1 var(--display); }
.battery-test dl small { color: #737d75; font-size: 10px; }
.battery-test-result { margin: 24px 0 0; color: var(--forest); font-size: 12px; font-weight: 600; line-height: 1.7; }

.battery-safety {
  margin: 0 5vw 115px;
  padding: clamp(33px, 5vw, 58px);
  border: 1px solid rgba(32, 53, 45, .2);
}

.battery-safety h2 { max-width: 920px; margin: 0 0 20px; color: var(--forest); font: 600 clamp(31px, 4vw, 48px)/1.08 var(--display); letter-spacing: -2px; }
.battery-safety > p:last-child { max-width: 980px; margin: 0; color: #606c63; font-size: 12px; line-height: 1.8; }

.battery-finale { align-items: stretch; }
.battery-finale-sources { display: grid; align-content: center; gap: 16px; padding: clamp(30px, 5vw, 55px); background: #dce3d9; }
.battery-finale-sources > span { margin-bottom: 8px; color: var(--orange); font-size: 9px; font-weight: 700; letter-spacing: 1.2px; }
.battery-finale-sources a { padding-bottom: 13px; border-bottom: 1px solid rgba(32, 53, 45, .19); color: var(--forest); font-size: 11px; font-weight: 600; line-height: 1.5; text-decoration: none; }

@media (max-width: 900px) {
  .battery-benefits { grid-template-columns: 1fr 1fr; }
  .battery-benefits > div:nth-child(2) { border-right: 0; }
  .battery-benefits > div:nth-child(-n+2) { border-bottom: 1px solid rgba(32, 53, 45, .14); }
  .battery-diagnosis { grid-template-columns: 1fr; gap: 45px; }
  .battery-test-copy { grid-template-columns: 1fr; gap: 0; }
  .battery-test-copy > p:last-child { margin-top: 22px; }
  .battery-test dl { grid-template-columns: 1fr 1fr; }
  .battery-test dl div:nth-child(2) { border-right: 0; }
  .battery-test dl div:nth-child(-n+2) { border-bottom: 1px solid rgba(32, 53, 45, .16); }
}

@media (max-width: 680px) {
  .battery-story-hero > img { object-position: 57% center; }
  .battery-benefits { grid-template-columns: 1fr; margin: 0 20px 74px; }
  .battery-benefits > div { min-height: auto; padding: 24px 0; border-right: 0; border-bottom: 1px solid rgba(32, 53, 45, .14); }
  .battery-benefits > div:last-child { border-bottom: 0; }
  .battery-benefits strong { margin: 17px 0 9px; }
  .battery-architecture,
  .battery-sequence,
  .battery-continuity,
  .battery-diagnosis,
  .battery-test,
  .battery-safety { margin-right: 20px; margin-left: 20px; margin-bottom: 78px; }
  .battery-architecture { padding: 26px 18px; }
  .battery-install-pair {
    width: auto;
    grid-template-columns: 1fr;
    gap: 34px;
    margin: 0 20px 78px;
  }
  .architecture-control { padding: 23px 15px; }
  .architecture-path { grid-template-columns: 1fr; gap: 0; }
  .architecture-path i { transform: rotate(90deg); line-height: 42px; }
  .architecture-path > div { min-height: 110px; }
  .battery-sequence ol { grid-template-columns: 1fr; }
  .battery-sequence li,
  .battery-sequence li:nth-child(even) { min-height: auto; padding: 22px 0; border-right: 0; }
  .battery-continuity { padding: 30px 24px; }
  .battery-diagnosis { padding: 32px 22px; }
  .battery-test dl { grid-template-columns: 1fr 1fr; }
  .battery-test dl div { padding: 22px 14px; }
  .battery-safety { padding: 28px 22px; }
}