:root {
  --tech-paper: #f4f4f1;
  --tech-surface: #ffffff;
  --tech-ink: #17191c;
  --tech-muted: #62676c;
  --tech-rule: #d5d7d8;
  --tech-red: #e60012;
  --tech-orange: #ef7d00;
  --tech-blue: #dfeaf0;
}

body.technical-guide {
  background: var(--tech-paper);
  color: var(--tech-ink);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.technical-guide p,
.technical-guide li,
.technical-guide figcaption,
.technical-guide th,
.technical-guide td {
  overflow-wrap: break-word;
  word-break: keep-all;
  text-wrap: pretty;
}

.technical-guide main {
  overflow: hidden;
}

.tech-shell {
  width: min(1240px, calc(100% - 48px));
  margin-inline: auto;
}

.tech-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 36px;
  color: var(--tech-muted);
  font-size: 13px;
}

.tech-breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.tech-hero {
  padding: 82px 0 78px;
  border-bottom: 1px solid var(--tech-ink);
  background: var(--tech-surface);
}

.tech-hero-layout {
  display: block;
}

.tech-hero h1 {
  margin: 0;
  font-size: var(--visual-hero-title);
  line-height: 1.08;
  letter-spacing: -.055em;
}

.tech-hero-copy > p {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--tech-muted);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: -.02em;
}

.tech-content {
  padding: 0 0 92px;
}

.tech-section {
  padding: 84px 0;
  border-bottom: 1px solid var(--tech-ink);
}

.tech-section:last-of-type {
  border-bottom: 0;
}

.tech-section-head {
  display: grid;
  grid-template-columns: minmax(380px, .9fr) minmax(0, 1.6fr);
  gap: 64px;
  margin-bottom: 42px;
}

.tech-section-head h2 {
  margin: 0;
  font-size: var(--section-title);
  line-height: 1.15;
  letter-spacing: -.05em;
  white-space: nowrap;
  word-break: keep-all;
  text-wrap: balance;
}

.tech-section-head p {
  max-width: 760px;
  margin: 4px 0 0;
  color: var(--tech-muted);
  font-size: 15px;
  line-height: 1.75;
}

.tech-type-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
}

.tech-type-item {
  min-width: 0;
  padding: 26px 22px 30px;
  border-right: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-type-item:last-child {
  border-right: 0;
}

.tech-type-item figure {
  height: 170px;
  margin: 0 0 20px;
  display: grid;
  place-items: center;
  background: #f5f6f6;
}

.tech-type-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@media (min-width: 1001px) {
  .tech-type-item figure {
    overflow: hidden;
  }

  .tech-type-item img {
    transform-origin: center;
  }

  .tech-type-item:nth-child(1) img {
    transform: scale(1.12);
  }

  .tech-type-item:nth-child(3) img {
    transform: scale(1.34);
  }

  .tech-type-item:nth-child(4) img {
    transform: scale(1.18);
  }
}

.tech-subhead {
  display: grid;
  grid-template-columns: minmax(220px, .75fr) minmax(0, 1.7fr);
  gap: 72px;
  align-items: baseline;
  margin: 0 0 22px;
  padding-top: 2px;
}

.tech-subhead--spaced {
  margin-top: 62px;
}

.tech-subhead h3,
.tech-rating-intro h3 {
  margin: 0;
  font-size: 28px;
  letter-spacing: -.035em;
}

.tech-subhead p,
.tech-rating-intro p {
  margin: 0;
  color: var(--tech-muted);
  font-size: 15px;
  line-height: 1.65;
}

.tech-resolution-visual {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
}

.tech-resolution-visual figure {
  min-width: 0;
  margin: 0;
  border-right: 1px solid var(--tech-rule);
}

.tech-resolution-visual figure:last-child {
  border-right: 0;
}

.tech-image-stage {
  position: relative;
  overflow: hidden;
}

.tech-image-stage > img {
  display: block;
  width: 100%;
  height: auto;
}

.tech-resolution-visual .tech-image-stage {
  aspect-ratio: 1;
}

.tech-resolution-visual img {
  height: 100%;
  object-fit: cover;
}

.tech-on-image-label {
  position: absolute;
  top: 20px;
  left: 22px;
  color: #fff;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -.04em;
  text-shadow: 0 1px 3px rgba(0, 0, 0, .85);
}

.tech-compare-table {
  margin-top: 20px;
}

.tech-resolution-visual + .tech-table-scroll,
.tech-photo-diagram + .tech-table-scroll {
  margin-top: 20px;
}

.tech-fov-stage {
  aspect-ratio: 1672 / 941;
}

.tech-fov-labels {
  position: absolute;
  inset: 22px 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  pointer-events: none;
}

.tech-fov-labels span {
  color: #fff;
  text-align: center;
  text-shadow: 0 1px 3px rgba(0, 0, 0, .88);
}

.tech-fov-labels b,
.tech-fov-labels small {
  display: block;
}

.tech-fov-labels b {
  font-size: 28px;
  letter-spacing: -.035em;
}

.tech-fov-labels small {
  margin-top: 2px;
  font-size: 14px;
  font-weight: 700;
}

.tech-analysis-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
}

.tech-analysis-grid article {
  min-width: 0;
  padding: 18px 18px 26px;
  border-right: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-analysis-grid article:last-child {
  border-right: 0;
}

.tech-analysis-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  margin: 0;
  overflow: hidden;
  background: #e7e9eb;
}

.tech-analysis-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tech-analysis-frame::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(10, 14, 18, .22);
  content: "";
  pointer-events: none;
}

.tech-track-box {
  position: absolute;
  border: 2px solid var(--tech-red);
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, .28));
}

.tech-track-box::before,
.tech-track-box::after {
  position: absolute;
  width: 10px;
  height: 10px;
  content: "";
}

.tech-track-box::before {
  top: -4px;
  left: -4px;
  border-top: 4px solid #fff;
  border-left: 4px solid #fff;
}

.tech-track-box::after {
  right: -4px;
  bottom: -4px;
  border-right: 4px solid #fff;
  border-bottom: 4px solid #fff;
}

.tech-track-box--person {
  top: 21%;
  left: 26%;
  width: 12%;
  height: 39%;
}

.tech-track-box--vehicle {
  top: 20%;
  left: 58%;
  width: 24%;
  height: 36%;
}

.tech-tripwire {
  position: absolute;
  top: 49%;
  left: 4%;
  width: 91%;
  height: 3px;
  background: var(--tech-red);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .3);
  transform: rotate(-13deg);
  transform-origin: center;
}

.tech-tripwire::after {
  position: absolute;
  top: -7px;
  right: -1px;
  width: 14px;
  height: 14px;
  border-top: 3px solid var(--tech-red);
  border-right: 3px solid var(--tech-red);
  content: "";
  filter: drop-shadow(0 1px 1px rgba(255, 255, 255, .7));
  transform: rotate(45deg);
}

.tech-intrusion-zone {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.tech-intrusion-zone polygon {
  fill: rgba(227, 6, 19, .13);
  stroke: var(--tech-red);
  stroke-width: .8;
  vector-effect: non-scaling-stroke;
}

.tech-track-box--intruder {
  top: 10%;
  left: 23%;
  width: 10%;
  height: 31%;
}

.tech-analysis-copy h3 {
  display: flex;
  justify-content: center;
  gap: 10px;
  align-items: center;
  margin: 20px 0 8px;
  font-size: 21px;
  letter-spacing: -.025em;
}

.tech-analysis-copy h3::before {
  width: 18px;
  height: 3px;
  background: var(--tech-red);
  content: "";
  flex: 0 0 auto;
}

.tech-analysis-copy p {
  margin: 0;
  color: var(--tech-muted);
  font-size: 14px;
  line-height: 1.65;
}

.tech-nvr-architecture { margin: 0; border-top: 1px solid var(--tech-ink); border-bottom: 1px solid var(--tech-ink); }
.tech-nvr-flow { position: relative; display: grid; min-height: 330px; padding: 44px 36px 38px; grid-template-columns: minmax(180px,.8fr) minmax(280px,1.25fr) minmax(180px,.8fr); align-items: center; gap: 54px; background: #f3f3f0; }
.tech-nvr-flow::before { position: absolute; top: 50%; right: 14%; left: 14%; height: 2px; background: #ef7d00; content: ""; }
.tech-nvr-source, .tech-nvr-unit, .tech-nvr-display { position: relative; z-index: 1; display: flex; min-width: 0; flex-direction: column; align-items: center; text-align: center; }
.tech-nvr-source img { width: min(190px,100%); height: 142px; object-fit: contain; }
.tech-nvr-unit { padding: 22px 18px 18px; background: transparent; }
.tech-nvr-unit img { width: min(300px,100%); height: 126px; object-fit: contain; }
.tech-nvr-flow strong { margin-top: 14px; font-size: 18px; letter-spacing: -.025em; }
.tech-nvr-flow span { margin-top: 5px; color: var(--tech-muted); font-size: 12px; }
.tech-monitor { display: grid; width: min(190px,100%); aspect-ratio: 16 / 10; padding: 9px; grid-template-columns: repeat(2,1fr); gap: 4px; border: 8px solid #292c2e; background: #292c2e; }
.tech-monitor img { display: block; width: 100%; height: 100%; object-fit: cover; }
.tech-nvr-spec-list { margin: 0; }
.tech-nvr-spec-list > div { display: grid; padding: 20px 0; grid-template-columns: 190px minmax(0,1fr); align-items: center; gap: 32px; border-top: 1px solid var(--tech-rule); text-align: center; }
.tech-nvr-spec-list dt { font-weight: 760; }
.tech-nvr-spec-list dd { margin: 0; color: var(--tech-muted); font-size: 14px; line-height: 1.65; }

.tech-rating-group + .tech-rating-group {
  margin-top: 54px;
}

.tech-rating-intro {
  display: grid;
  grid-template-columns: minmax(220px, .75fr) minmax(0, 1.7fr);
  gap: 72px;
  align-items: baseline;
  margin-bottom: 20px;
}

.tech-rating-scale {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid #adb1b6;
  border-bottom: 1px solid #adb1b6;
}

.tech-rating-scale--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tech-rating {
  min-width: 0;
  padding: 21px 20px 22px;
  color: #9a9ea3;
  border-right: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-rating:last-child {
  border-right: 0;
}

.tech-rating strong,
.tech-rating span {
  display: block;
}

.tech-rating strong {
  font-size: 27px;
  letter-spacing: -.035em;
}

.tech-rating span {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.55;
}

.tech-rating.is-key {
  position: relative;
  color: var(--tech-ink);
}

.tech-rating.is-key::after {
  position: absolute;
  right: 20px;
  bottom: -1px;
  left: 20px;
  height: 3px;
  background: var(--tech-red);
  content: "";
}

.tech-rating.is-key strong {
  color: var(--tech-red);
}

.tech-photo-compare--plain {
  overflow: visible;
  border: 0;
  background: transparent;
}

.tech-photo-compare--plain > img {
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
}

.tech-compare-caption {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-bottom: 1px solid var(--tech-rule);
  background: var(--tech-paper);
}

.tech-compare-caption span {
  padding: 18px 22px;
  color: var(--tech-muted);
  font-size: 13px;
  line-height: 1.55;
  text-align: center;
}

.tech-compare-caption span + span {
  border-left: 1px solid var(--tech-rule);
}

.tech-compare-caption strong {
  display: block;
  margin-bottom: 5px;
  color: var(--tech-ink);
  font-size: 16px;
}

.tech-poe-stage {
  aspect-ratio: 1672 / 941;
}

.tech-poe-labels span {
  position: absolute;
  color: #1b1e22;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.03em;
  text-shadow: 0 1px 2px rgba(255, 255, 255, .95), 0 0 7px rgba(255, 255, 255, .9);
}

.tech-poe-labels small {
  font-size: 12px;
  font-weight: 700;
}

.tech-poe-labels .is-switch {
  top: 16%;
  left: 9%;
}

.tech-poe-labels .is-cable {
  bottom: 8%;
  left: 51%;
  transform: translateX(-50%);
  text-align: center;
}

.tech-poe-labels .is-camera {
  top: 16%;
  right: 8%;
}

.tech-poe-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 24px;
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
}

.tech-poe-summary > div {
  min-width: 0;
  padding: 20px;
  border-right: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-poe-summary > div:last-child {
  border-right: 0;
}

.tech-poe-summary strong,
.tech-poe-summary b,
.tech-poe-summary span {
  display: block;
}

.tech-poe-summary strong {
  color: var(--tech-red);
  font-size: 23px;
}

.tech-poe-summary b {
  margin-top: 8px;
  font-size: 15px;
}

.tech-poe-summary span {
  margin-top: 5px;
  color: var(--tech-muted);
  font-size: 12px;
  line-height: 1.5;
}

.tech-type-item h3 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -.035em;
}

.tech-type-item p {
  margin: 0;
  color: var(--tech-muted);
  font-size: 14px;
  line-height: 1.65;
}

.tech-type-item small {
  display: block;
  margin-top: 11px;
  color: var(--tech-red);
  font-size: 12px;
  line-height: 1.5;
}

.tech-figure {
  margin: 0;
}

.tech-figure > img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--tech-rule);
  background: #fff;
}

.tech-figure figcaption {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding: 15px 0 0;
  color: var(--tech-muted);
  font-size: 13px;
  line-height: 1.6;
}

.tech-photo-diagram {
  margin: 0;
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
  background: #fff;
}

.tech-photo-diagram > img {
  display: block;
  width: 100%;
  aspect-ratio: 1672 / 941;
  object-fit: cover;
}

.tech-visual-labels {
  display: grid;
  border-top: 1px solid var(--tech-ink);
}

.tech-visual-labels--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tech-visual-labels--5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.tech-visual-labels--6 {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.tech-visual-label {
  min-width: 0;
  padding: 18px 20px 20px;
  border-right: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-visual-label:last-child {
  border-right: 0;
}

.tech-visual-label strong {
  display: block;
  color: var(--tech-ink);
  font-size: 17px;
  letter-spacing: -.025em;
}

.tech-visual-label span {
  display: block;
  margin-top: 7px;
  color: var(--tech-muted);
  font-size: 13px;
  line-height: 1.55;
}

.tech-photo-diagram figcaption {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0 0;
  background: var(--tech-paper);
  color: var(--tech-muted);
  font-size: 13px;
  line-height: 1.6;
}

.tech-dori-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 24px;
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-rule);
}

.tech-dori-step {
  padding: 20px;
  border-right: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-dori-step:last-child {
  border-right: 0;
}

.tech-dori-step strong {
  display: block;
  color: var(--tech-red);
  font-size: 30px;
  line-height: 1;
}

.tech-dori-step b {
  display: block;
  margin-top: 10px;
  font-size: 16px;
}

.tech-dori-step span {
  display: block;
  margin-top: 6px;
  color: var(--tech-muted);
  font-size: 13px;
  line-height: 1.5;
}

.tech-distance-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-rule);
}

.tech-distance-band > div {
  padding: 22px;
}

.tech-distance-band > div + div {
  border-left: 1px solid var(--tech-rule);
}

.tech-distance-band strong {
  display: block;
  color: var(--tech-red);
  font-size: 30px;
  line-height: 1.1;
}

.tech-distance-band span {
  display: block;
  margin-top: 7px;
  color: var(--tech-muted);
  font-size: 14px;
}

.tech-photo-compare {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--tech-rule);
  background: #111;
}

.tech-photo-compare img {
  display: block;
  width: 100%;
  height: auto;
}


.tech-definition-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--tech-ink);
}

.tech-definition {
  padding: 27px 28px 30px;
  border-bottom: 1px solid var(--tech-rule);
  text-align: center;
}

.tech-definition:not(:nth-child(3n + 1)) {
  padding-left: 28px;
  border-left: 1px solid var(--tech-rule);
}

.tech-definition strong {
  display: block;
  margin-bottom: 9px;
  font-size: 19px;
}

.tech-definition p {
  margin: 0;
  color: var(--tech-muted);
  font-size: 15px;
  line-height: 1.65;
}

.tech-fact-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--tech-ink);
  border-bottom: 1px solid var(--tech-ink);
}

.tech-fact {
  padding: 28px;
  border-right: 1px solid var(--tech-rule);
}

.tech-fact:last-child {
  border-right: 0;
}

.tech-fact strong {
  display: block;
  margin-bottom: 8px;
  color: var(--tech-red);
  font-size: 32px;
  letter-spacing: -.04em;
}

.tech-fact span {
  display: block;
  font-size: 15px;
  line-height: 1.6;
}

.tech-table-scroll {
  overflow-x: auto;
  border-top: 2px solid var(--tech-ink);
}

.tech-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: transparent;
}

.tech-table th,
.tech-table td {
  padding: 19px 20px;
  border-bottom: 1px solid var(--tech-rule);
  text-align: center;
  vertical-align: middle;
  font-size: 15px;
  line-height: 1.6;
}

.tech-table thead th {
  color: var(--tech-muted);
  font-size: 13px;
  font-weight: 700;
}

.tech-table tbody th {
  width: 20%;
  font-size: 16px;
}

.tech-note {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  margin-top: 28px;
  padding: 24px 0;
  border-top: 1px solid var(--tech-rule);
  border-bottom: 1px solid var(--tech-rule);
}

.tech-note strong {
  font-size: 15px;
}

.tech-note p {
  margin: 0;
  color: var(--tech-muted);
  font-size: 14px;
  line-height: 1.7;
}

.tech-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 56px;
}

.tech-subsection {
  padding-top: 22px;
  border-top: 3px solid var(--tech-ink);
}

.tech-subsection h3 {
  margin: 0 0 18px;
  font-size: 28px;
  letter-spacing: -.035em;
}

.tech-subsection p {
  margin: 0;
  color: var(--tech-muted);
  font-size: 15px;
  line-height: 1.7;
}

.tech-subsection ul {
  margin: 19px 0 0;
  padding: 0;
  list-style: none;
}

.tech-subsection li {
  padding: 13px 0;
  border-bottom: 1px solid var(--tech-rule);
  font-size: 15px;
  line-height: 1.55;
}

.tech-subsection li strong {
  display: inline-block;
  min-width: 96px;
}

.tech-codec-chart {
  border-top: 2px solid var(--tech-ink);
}

.tech-codec-row {
  display: grid;
  grid-template-columns: 100px 1fr 180px;
  gap: 22px;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--tech-rule);
}

.tech-codec-row > strong {
  font-size: 17px;
}

.tech-codec-track {
  height: 24px;
  background: #dedfdf;
}

.tech-codec-bar {
  display: block;
  height: 100%;
  background: var(--tech-ink);
}

.tech-codec-row:nth-child(3) .tech-codec-bar {
  background: var(--tech-red);
}

.tech-codec-row > span:last-child {
  color: var(--tech-muted);
  font-size: 13px;
}

.tech-sources {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--tech-rule);
  color: var(--tech-muted);
  font-size: 12px;
  line-height: 1.7;
}

.tech-sources strong {
  color: var(--tech-ink);
}

.tech-sources a {
  color: inherit;
  text-underline-offset: 3px;
}

.technical-guide .tg-next {
  justify-content: flex-end;
  gap: 8px;
  margin-top: 38px;
}

.technical-guide .tg-next a {
  min-width: 0;
  padding: 10px 14px;
  font-size: 13px;
}

@media (max-width: 1000px) {
  .tech-section-head {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .tech-type-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-type-item:nth-child(2n) {
    border-right: 0;
  }

  .tech-type-item:nth-child(n + 3) {
    border-top: 1px solid var(--tech-rule);
  }

  .tech-definition-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-definition:not(:nth-child(3n + 1)) {
    padding-left: 0;
    border-left: 0;
  }

  .tech-definition:nth-child(2n) {
    padding-left: 24px;
    border-left: 1px solid var(--tech-rule);
  }

  .tech-fact-strip {
    grid-template-columns: 1fr;
  }

  .tech-fact {
    border-right: 0;
    border-bottom: 1px solid var(--tech-rule);
  }

  .tech-fact:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 720px) {
  .tech-shell {
    width: min(calc(100% - 36px), 1240px);
  }

  .tech-hero {
    padding: 68px 0 48px;
  }

  .tech-breadcrumb {
    margin-bottom: 26px;
  }

  .tech-hero h1 {
    font-size: var(--visual-hero-title-mobile);
    line-height: 1.13;
  }

  .tech-hero-copy > p {
    margin-top: 20px;
    font-size: 15px;
    line-height: 1.65;
  }

  .tech-content {
    padding-bottom: 64px;
  }

  .tech-section {
    padding: 58px 0;
  }

  .tech-section-head {
    gap: 20px;
    margin-bottom: 30px;
  }

  .tech-section-head h2 {
    font-size: 34px;
    white-space: normal;
  }

  .tech-section-head p {
    font-size: 14px;
    line-height: 1.65;
  }

  .tech-type-list {
    display: block;
  }

  .tech-type-item {
    display: grid;
    grid-template-columns: 112px 1fr;
    gap: 4px 20px;
    padding: 22px 0;
    border-top: 1px solid var(--tech-rule);
    border-right: 0;
  }

  .tech-type-item:first-child {
    border-top: 0;
  }

  .tech-type-item figure {
    grid-row: 1 / span 3;
    height: 112px;
    margin: 0;
  }

  .tech-type-item h3 {
    margin: 0;
    font-size: 20px;
  }

  .tech-type-item p {
    font-size: 14px;
  }

  .tech-type-item small {
    margin-top: 4px;
  }

  .tech-subhead,
  .tech-rating-intro {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .tech-subhead--spaced {
    margin-top: 48px;
  }

  .tech-subhead h3,
  .tech-rating-intro h3 {
    font-size: 22px;
  }

  .tech-subsection h3 {
    font-size: 22px;
  }

  .tech-resolution-visual {
    width: calc(100% + 36px);
    margin-inline: -18px;
    grid-template-columns: repeat(3, 76vw);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .tech-resolution-visual figure {
    scroll-snap-align: start;
  }

  .tech-on-image-label {
    top: 15px;
    left: 17px;
    font-size: 28px;
  }

  .tech-fov-labels {
    inset: 10px 0 auto;
  }

  .tech-fov-labels b {
    font-size: 16px;
  }

  .tech-fov-labels small {
    font-size: 10px;
  }

  .tech-analysis-grid {
    display: block;
  }

  .tech-analysis-grid article {
    display: block;
    padding: 18px 0 24px;
    border-right: 0;
    border-bottom: 1px solid var(--tech-rule);
  }

  .tech-analysis-grid article:last-child {
    border-bottom: 0;
  }

  .tech-analysis-copy h3 {
    margin: 16px 0 6px;
    font-size: 19px;
  }

  .tech-analysis-copy p {
    font-size: 13px;
  }

  .tech-nvr-flow { min-height: 0; padding: 28px 18px; grid-template-columns: 1fr; gap: 24px; }
  .tech-nvr-flow::before { top: 70px; right: auto; bottom: 70px; left: 50%; width: 2px; height: auto; }
  .tech-nvr-source img { height: 108px; }
  .tech-nvr-unit { width: min(100%,310px); max-width: 100%; margin: 0 auto; }
  .tech-nvr-unit img { height: 102px; }
  .tech-monitor { width: 172px; }
  .tech-nvr-spec-list > div { padding: 17px 0; grid-template-columns: 104px minmax(0,1fr); gap: 16px; }
  .tech-nvr-spec-list dt, .tech-nvr-spec-list dd { font-size: 13px; }

  .tech-rating-group + .tech-rating-group {
    margin-top: 42px;
  }

  .tech-rating-scale,
  .tech-rating-scale--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-rating {
    min-height: 104px;
    padding: 16px;
    border-bottom: 1px solid var(--tech-rule);
  }

  .tech-rating:nth-child(2n) {
    border-right: 0;
  }

  .tech-rating strong {
    font-size: 23px;
  }

  .tech-compare-caption {
    grid-template-columns: 1fr;
  }

  .tech-compare-caption span {
    padding: 14px 18px;
  }

  .tech-compare-caption span + span {
    border-top: 1px solid var(--tech-rule);
    border-left: 0;
  }

  .tech-poe-labels span {
    font-size: 12px;
  }

  .tech-poe-labels small {
    font-size: 9px;
  }

  .tech-poe-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-poe-summary > div:nth-child(2n) {
    border-right: 0;
  }

  .tech-poe-summary > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--tech-rule);
  }

  .tech-figure {
    margin-inline: -18px;
  }

  .tech-figure figcaption {
    display: block;
    padding-inline: 18px;
  }

  .tech-photo-diagram {
    margin-inline: -18px;
  }

  .tech-photo-diagram figcaption {
    display: block;
    padding: 12px 18px 0;
  }

  .tech-photo-diagram figcaption span {
    display: block;
  }

  .tech-photo-diagram figcaption span + span {
    margin-top: 4px;
  }

  .tech-visual-labels--3 {
    grid-template-columns: 1fr;
  }

  .tech-visual-labels--5,
  .tech-visual-labels--6 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-visual-label {
    padding: 14px 18px 15px;
    border-bottom: 1px solid var(--tech-rule);
  }

  .tech-visual-label:nth-child(2n) {
    border-right: 0;
  }

  .tech-visual-labels--3 .tech-visual-label {
    border-right: 0;
  }

  .tech-visual-label strong {
    font-size: 15px;
  }

  .tech-visual-label span {
    margin-top: 4px;
    font-size: 12px;
  }

  .tech-dori-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-dori-step:nth-child(2n) {
    border-right: 0;
  }

  .tech-dori-step:nth-child(-n + 2) {
    border-bottom: 1px solid var(--tech-rule);
  }

  .tech-distance-band {
    grid-template-columns: 1fr;
  }

  .tech-distance-band > div + div {
    border-top: 1px solid var(--tech-rule);
    border-left: 0;
  }

  .tech-photo-compare {
    margin-inline: -18px;
  }


  .tech-definition-grid {
    display: block;
  }

  .tech-definition,
  .tech-definition:nth-child(2n) {
    padding: 22px 0;
    border-left: 0;
  }

  .tech-note {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .tech-split {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .tech-codec-row {
    grid-template-columns: 70px 1fr;
    gap: 12px;
  }

  .tech-codec-row > span:last-child {
    grid-column: 2;
  }

  .technical-guide .tg-next {
    display: flex;
    flex-wrap: nowrap;
  }

  .technical-guide .tg-next a {
    width: auto;
    flex: 0 0 auto;
    padding: 9px 11px;
    font-size: 12px;
  }
}