.hz-fiber,
.hz-fiber * {
  box-sizing: border-box;
}

.hz-fiber {
  --hz-orange: #ef6a2c;
  --hz-orange-dark: #c9501a;
  --hz-ink: #173247;
  --hz-text: #506472;
  --hz-muted: #73838d;
  --hz-line: #dce4e8;
  --hz-mist: #f5f7f8;
  --hz-warm: #fff5ef;
  --hz-white: #ffffff;
  width: 100%;
  overflow: hidden;
  background: var(--hz-white);
  color: var(--hz-text);
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.68;
}

.hz-fiber a {
  color: inherit;
}

.hz-fiber img,
.hz-fiber picture {
  display: block;
  width: 100%;
}

.hz-fiber .hz-shell {
  width: min(1440px, calc(100% - 80px));
  margin: 0 auto;
}

.hz-fiber h1,
.hz-fiber h2,
.hz-fiber h3,
.hz-fiber p,
.hz-fiber figure {
  margin-top: 0;
}

.hz-fiber h1,
.hz-fiber h2,
.hz-fiber h3 {
  color: var(--hz-ink);
}

.hz-fiber h1 {
  max-width: 770px;
  margin-bottom: 22px;
  font-size: clamp(43px, 5.1vw, 68px);
  font-weight: 700;
  letter-spacing: -0.047em;
  line-height: 1.02;
}

.hz-fiber h2 {
  margin-bottom: 18px;
  font-size: clamp(31px, 3.6vw, 47px);
  font-weight: 700;
  letter-spacing: -0.036em;
  line-height: 1.09;
}

.hz-fiber h3 {
  margin-bottom: 10px;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.28;
}

.hz-fiber .hz-kicker {
  margin-bottom: 14px;
  color: var(--hz-orange-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  line-height: 1.35;
  text-transform: uppercase;
}

.hz-fiber .hz-lead {
  max-width: 735px;
  margin-bottom: 0;
  color: #536b79;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.66;
}

.hz-fiber .hz-copy {
  max-width: 760px;
  margin-bottom: 0;
  font-size: 17px;
}

.hz-fiber .hz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hz-fiber .hz-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 3px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.hz-fiber .hz-btn--primary {
  background: var(--hz-orange);
  color: var(--hz-white);
}

.hz-fiber .hz-btn--primary:hover {
  background: var(--hz-orange-dark);
}

.hz-fiber .hz-btn--secondary {
  border-color: #becbd1;
  background: var(--hz-white);
  color: var(--hz-ink);
}

.hz-fiber .hz-btn--secondary:hover {
  border-color: var(--hz-orange);
  color: var(--hz-orange-dark);
}

.hz-fiber .hz-text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--hz-ink);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.hz-fiber .hz-text-link::after {
  color: var(--hz-orange);
  content: "\2192";
  font-size: 19px;
  line-height: 1;
  transition: transform 160ms ease;
}

.hz-fiber .hz-text-link:hover::after {
  transform: translateX(4px);
}

/* Hero */
.hz-fiber .hz-hero {
  position: relative;
  display: flex;
  width: min(100%, 1920px);
  aspect-ratio: 12 / 5;
  margin: 0 auto;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--hz-line);
  background: #f7f9fa;
}

.hz-fiber .hz-hero-media {
  position: absolute;
  z-index: 0;
  inset: 0;
  margin: 0;
}

.hz-fiber .hz-hero-media picture,
.hz-fiber .hz-hero-media img {
  height: 100%;
}

.hz-fiber .hz-hero-media img {
  object-fit: cover;
  object-position: center;
}

.hz-fiber .hz-hero-media::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg,
      rgba(255,255,255,0.985) 0%,
      rgba(255,255,255,0.93) 30%,
      rgba(255,255,255,0.68) 47%,
      rgba(255,255,255,0.16) 69%,
      rgba(255,255,255,0) 84%);
  content: "";
  pointer-events: none;
}

.hz-fiber .hz-hero-content {
  position: relative;
  z-index: 2;
  padding: 82px 0;
}

.hz-fiber .hz-hero-copy {
  max-width: 760px;
  padding: 28px 0;
}

.hz-fiber .hz-hero-note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 27px 0 0;
  color: #62747e;
  font-size: 13px;
  font-weight: 700;
}

.hz-fiber .hz-hero-note::before {
  width: 34px;
  height: 2px;
  background: var(--hz-orange);
  content: "";
}

/* Anchor index */
.hz-fiber .hz-index {
  border-bottom: 1px solid var(--hz-line);
  background: transparent;
}

.hz-fiber .hz-index-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.hz-fiber .hz-index-link {
  min-height: 86px;
  padding: 20px 22px;
  border-right: 1px solid var(--hz-line);
  color: var(--hz-ink);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}

.hz-fiber .hz-index-link:first-child {
  border-left: 1px solid var(--hz-line);
}

.hz-fiber .hz-index-link span {
  display: block;
  margin-bottom: 4px;
  color: var(--hz-orange-dark);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.hz-fiber .hz-index-link:hover {
  background: var(--hz-warm);
}

/* Intro */
.hz-fiber .hz-intro {
  padding: 92px 0 84px;
}

.hz-fiber .hz-intro-grid {
  display: grid;
  gap: 70px;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
}

.hz-fiber .hz-intro-aside {
  margin-top: 24px;
  padding: 15px 0 0;
  border-top: 2px solid var(--hz-orange);
}

.hz-fiber .hz-intro-aside p {
  margin-bottom: 0;
  color: var(--hz-muted);
  font-size: 15px;
}

.hz-fiber .hz-signal-strip {
  display: grid;
  margin-top: 56px;
  border-top: 1px solid var(--hz-line);
  border-bottom: 1px solid var(--hz-line);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.hz-fiber .hz-signal {
  min-height: 172px;
  padding: 26px 24px 30px;
  border-left: 1px solid var(--hz-line);
}

.hz-fiber .hz-signal:last-child {
  border-right: 1px solid var(--hz-line);
}

.hz-fiber .hz-signal span {
  display: block;
  margin-bottom: 24px;
  color: var(--hz-orange-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.11em;
}

.hz-fiber .hz-signal h3 {
  font-size: 18px;
}

.hz-fiber .hz-signal p {
  margin-bottom: 0;
  color: var(--hz-muted);
  font-size: 14px;
}

/* Application chapters */
.hz-fiber .hz-applications {
  background: transparent;
}

.hz-fiber .hz-application {
  padding: 82px 0;
  border-top: 1px solid var(--hz-line);
}

.hz-fiber .hz-application:first-child {
  border-top: 0;
}

.hz-fiber .hz-application-grid {
  display: grid;
  align-items: center;
  gap: 44px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  background: transparent;
}

.hz-fiber .hz-application--reverse .hz-application-media {
  order: 2;
}

.hz-fiber .hz-application--reverse .hz-application-content {
  order: 1;
}

.hz-fiber .hz-application-media {
  aspect-ratio: 16 / 11;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--hz-line);
  border-radius: 4px;
  background: #eef3f5;
}

.hz-fiber .hz-application-media img {
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hz-fiber .hz-application-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 10px 0;
}

.hz-fiber .hz-application-number {
  display: block;
  margin-bottom: 26px;
  color: var(--hz-orange);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.11em;
}

.hz-fiber .hz-application-intro {
  margin-bottom: 28px;
  font-size: 17px;
}

.hz-fiber .hz-focus-label,
.hz-fiber .hz-related-label {
  display: block;
  margin-bottom: 11px;
  color: var(--hz-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hz-fiber .hz-focus-list {
  display: grid;
  gap: 0 22px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.hz-fiber .hz-focus-list li {
  position: relative;
  padding: 11px 0 11px 17px;
  border-top: 1px solid var(--hz-line);
  color: var(--hz-ink);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}

.hz-fiber .hz-focus-list li::before {
  position: absolute;
  top: 17px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--hz-orange);
  content: "";
}

.hz-fiber .hz-related {
  padding-top: 21px;
  border-top: 1px solid var(--hz-line);
}

.hz-fiber .hz-related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 19px;
}

.hz-fiber .hz-related-links a {
  color: var(--hz-ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.hz-fiber .hz-related-links a::after {
  margin-left: 5px;
  color: var(--hz-orange);
  content: "\2197";
}

.hz-fiber .hz-application-action {
  margin-top: 27px;
}

/* Principle */
.hz-fiber .hz-principle {
  padding: 92px 0;
  background: transparent;
}

.hz-fiber .hz-principle-head {
  display: grid;
  gap: 46px;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.hz-fiber .hz-principle-head p {
  margin-bottom: 0;
  font-size: 17px;
}

.hz-fiber .hz-principle-grid {
  display: grid;
  margin-top: 50px;
  border-top: 2px solid var(--hz-ink);
  border-bottom: 1px solid var(--hz-line);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.hz-fiber .hz-principle-item {
  min-height: 220px;
  padding: 28px 24px 30px;
  border-left: 1px solid var(--hz-line);
}

.hz-fiber .hz-principle-item:last-child {
  border-right: 1px solid var(--hz-line);
}

.hz-fiber .hz-principle-item span {
  display: block;
  margin-bottom: 37px;
  color: var(--hz-orange-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.hz-fiber .hz-principle-item h3 {
  font-size: 18px;
}

.hz-fiber .hz-principle-item p {
  margin-bottom: 0;
  color: var(--hz-muted);
  font-size: 14px;
}

/* DTS vs DAS */
.hz-fiber .hz-compare {
  padding: 92px 0;
  background: var(--hz-mist);
  color: var(--hz-text);
}

.hz-fiber .hz-compare h2 {
  max-width: 780px;
  color: var(--hz-ink);
}

.hz-fiber .hz-compare .hz-copy {
  color: var(--hz-text);
}

.hz-fiber .hz-compare-table {
  margin-top: 48px;
  border-top: 2px solid var(--hz-ink);
}

.hz-fiber .hz-compare-row {
  display: grid;
  min-height: 108px;
  align-items: center;
  border-bottom: 1px solid var(--hz-line);
  grid-template-columns: 0.62fr 1fr 1.3fr;
}

.hz-fiber .hz-compare-cell {
  padding: 22px 24px;
}

.hz-fiber .hz-compare-cell + .hz-compare-cell {
  border-left: 1px solid var(--hz-line);
}

.hz-fiber .hz-compare-cell strong {
  display: block;
  color: var(--hz-ink);
  font-size: 15px;
  line-height: 1.4;
}

.hz-fiber .hz-compare-cell span {
  display: block;
  color: var(--hz-muted);
  font-size: 14px;
  line-height: 1.55;
}

.hz-fiber .hz-compare-row--head {
  min-height: 54px;
  background: var(--hz-ink);
}

.hz-fiber .hz-compare-row--head .hz-compare-cell {
  color: var(--hz-white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

/* Product fit */
.hz-fiber .hz-product {
  padding: 92px 0;
  background: var(--hz-white);
}

.hz-fiber .hz-product-head {
  display: grid;
  align-items: end;
  gap: 44px;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.75fr);
  margin-bottom: 44px;
}

.hz-fiber .hz-product-head p:last-child {
  margin-bottom: 4px;
  color: var(--hz-muted);
}

.hz-fiber .hz-product-list {
  border-top: 1px solid var(--hz-line);
}

.hz-fiber .hz-product-row {
  display: grid;
  align-items: start;
  gap: 30px;
  padding: 25px 0;
  border-bottom: 1px solid var(--hz-line);
  grid-template-columns: minmax(170px, 0.62fr) minmax(230px, 0.9fr) minmax(0, 1.35fr) auto;
}

.hz-fiber .hz-product-row strong {
  color: var(--hz-ink);
  font-size: 16px;
}

.hz-fiber .hz-product-row span,
.hz-fiber .hz-product-row p {
  margin: 0;
  color: var(--hz-muted);
  font-size: 14px;
  line-height: 1.55;
}

.hz-fiber .hz-product-row .hz-role {
  color: var(--hz-text);
  font-weight: 700;
}

.hz-fiber .hz-product-row a {
  color: var(--hz-orange-dark);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.hz-fiber .hz-product-row a:hover {
  text-decoration: underline;
}

/* FAQ */
.hz-fiber .hz-faq {
  padding: 92px 0;
  background: var(--hz-mist);
}

.hz-fiber .hz-faq-head {
  display: grid;
  gap: 42px;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  margin-bottom: 42px;
}

.hz-fiber .hz-faq-head p {
  margin-bottom: 0;
}

.hz-fiber .hz-faq-list {
  border-top: 1px solid var(--hz-line);
}

.hz-fiber .hz-faq details {
  border-bottom: 1px solid var(--hz-line);
  background: var(--hz-white);
}

.hz-fiber .hz-faq summary {
  position: relative;
  padding: 23px 58px 23px 22px;
  color: var(--hz-ink);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.hz-fiber .hz-faq summary::-webkit-details-marker {
  display: none;
}

.hz-fiber .hz-faq summary::after {
  position: absolute;
  top: 21px;
  right: 23px;
  color: var(--hz-orange);
  content: "+";
  font-size: 24px;
  line-height: 1;
}

.hz-fiber .hz-faq details[open] summary::after {
  content: "\2212";
}

.hz-fiber .hz-faq details p {
  max-width: 900px;
  margin: 0;
  padding: 0 22px 24px;
  color: var(--hz-text);
}

/* CTA */
.hz-fiber .hz-cta {
  padding: 76px 0;
  border-top: 1px solid var(--hz-line);
  background: var(--hz-white);
}

.hz-fiber .hz-cta-grid {
  display: grid;
  align-items: end;
  gap: 48px;
  grid-template-columns: minmax(0, 1fr) auto;
}

.hz-fiber .hz-cta h2 {
  max-width: 800px;
  margin-bottom: 14px;
}

.hz-fiber .hz-cta p {
  max-width: 790px;
  margin-bottom: 0;
  color: #5c6f7a;
  font-size: 17px;
}

@media (max-width: 1040px) {
  .hz-fiber .hz-signal-strip,
  .hz-fiber .hz-principle-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hz-fiber .hz-principle-item:nth-child(3) {
    border-top: 1px solid var(--hz-line);
  }
}

@media (max-width: 920px) {
  .hz-fiber .hz-intro-grid,
  .hz-fiber .hz-application-grid,
  .hz-fiber .hz-principle-head,
  .hz-fiber .hz-product-head,
  .hz-fiber .hz-faq-head,
  .hz-fiber .hz-cta-grid {
    grid-template-columns: 1fr;
  }

  .hz-fiber .hz-application--reverse .hz-application-media,
  .hz-fiber .hz-application--reverse .hz-application-content {
    order: initial;
  }

  .hz-fiber .hz-cta-grid {
    align-items: start;
  }
}

@media (max-width: 720px) {
  .hz-fiber .hz-shell {
    width: min(100% - 32px, 1440px);
  }

  .hz-fiber h1 {
    font-size: clamp(40px, 12vw, 56px);
  }

  .hz-fiber .hz-hero {
    display: flex;
    width: 100%;
    aspect-ratio: auto;
    flex-direction: column;
    background: var(--hz-white);
  }

  .hz-fiber .hz-hero-content {
    order: 1;
    width: 100%;
    padding: 52px 0 36px;
  }

  .hz-fiber .hz-hero-copy {
    padding: 0;
  }

  .hz-fiber .hz-hero-media {
    position: relative;
    order: 2;
    width: 100%;
    aspect-ratio: 4 / 5;
  }

  .hz-fiber .hz-hero-media::after {
    display: none;
  }

  .hz-fiber .hz-index-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hz-fiber .hz-index-link:nth-child(3) {
    border-left: 1px solid var(--hz-line);
  }

  .hz-fiber .hz-intro,
  .hz-fiber .hz-principle,
  .hz-fiber .hz-compare,
  .hz-fiber .hz-product,
  .hz-fiber .hz-faq {
    padding: 68px 0;
  }

  .hz-fiber .hz-application {
    padding: 52px 0;
  }

  .hz-fiber .hz-application-content {
    padding: 8px 0 0;
  }

  .hz-fiber .hz-focus-list,
  .hz-fiber .hz-signal-strip,
  .hz-fiber .hz-principle-grid {
    grid-template-columns: 1fr;
  }

  .hz-fiber .hz-signal,
  .hz-fiber .hz-signal:last-child,
  .hz-fiber .hz-principle-item,
  .hz-fiber .hz-principle-item:last-child {
    min-height: 0;
    border-right: 1px solid var(--hz-line);
    border-bottom: 1px solid var(--hz-line);
  }

  .hz-fiber .hz-signal:last-child,
  .hz-fiber .hz-principle-item:last-child {
    border-bottom: 0;
  }

  .hz-fiber .hz-compare-row,
  .hz-fiber .hz-compare-row--head {
    display: block;
    min-height: 0;
  }

  .hz-fiber .hz-compare-row--head {
    display: none;
  }

  .hz-fiber .hz-compare-cell {
    padding: 15px 18px;
  }

  .hz-fiber .hz-compare-cell + .hz-compare-cell {
    border-top: 1px solid rgba(255,255,255,0.18);
    border-left: 0;
  }

  .hz-fiber .hz-product-row {
    gap: 9px;
    grid-template-columns: 1fr;
  }

  .hz-fiber .hz-product-row a {
    margin-top: 5px;
  }

  .hz-fiber .hz-cta {
    padding: 60px 0;
  }

  .hz-fiber .hz-actions,
  .hz-fiber .hz-btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hz-fiber .hz-btn,
  .hz-fiber .hz-text-link::after {
    transition: none;
  }
}