.tresun-ess-product-page {
--brand-green: #16984f;
  --brand-green-dark: #0d7b3e;
  --brand-green-bright: #68c070;
  --brand-green-pale: #eef7f1;
  --navy-950: #061a27;
  --navy-900: #0a2433;
  --navy-800: #123847;
  --text-dark: #142734;
  --text-muted: #5a6e78;
  --line: #dfe7ea;
  --paper: #f5f8f7;
  --white: #ffffff;
  --content: 1320px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 30px;
  --shadow-soft: 0 22px 60px rgba(8, 30, 42, 0.1);
}

.tresun-ess-product-page, .tresun-ess-product-page * {
box-sizing: border-box;
}

.tresun-ess-product-page {
scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

.tresun-ess-product-page {
margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--text-dark);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.tresun-ess-product-page img {
display: block;
  max-width: 100%;
}

.tresun-ess-product-page a {
color: inherit;
}

.tresun-ess-product-page button {
font: inherit;
}

.tresun-ess-product-page .wrap {
width: min(var(--content), calc(100% - 52px));
  margin-inline: auto;
}

.tresun-ess-product-page .content-shell {
width: calc(100% - 64px);
  max-width: var(--content);
  margin-inline: auto;
}

.tresun-ess-product-page .site-header {
position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(226, 233, 236, 0.94);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 7px 24px rgba(8, 31, 45, 0.055);
  backdrop-filter: blur(12px);
}

.tresun-ess-product-page .nav-shell {
position: relative;
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 22px;
}

.tresun-ess-product-page .brand {
flex: 0 0 auto;
}

.tresun-ess-product-page .brand img {
width: auto;
  height: 58px;
  object-fit: contain;
}

.tresun-ess-product-page .primary-menu {
display: flex;
  align-items: center;
  gap: 22px;
  margin-left: 12px;
  color: #233946;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.65;
  white-space: nowrap;
}

.tresun-ess-product-page .primary-menu > a,
.tresun-ess-product-page .top-product-toggle {
position: relative;
  padding: 26px 0;
  border: 0;
  background: none;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.tresun-ess-product-page .primary-menu > a:hover,
.tresun-ess-product-page .primary-menu > a.active,
.tresun-ess-product-page .top-product-toggle:hover,
.tresun-ess-product-page .top-product-toggle[aria-expanded="true"] {
color: var(--brand-green);
}

.tresun-ess-product-page .top-product-toggle span {
margin-left: 3px;
  font-size: 11px;
}

.tresun-ess-product-page .nav-right {
margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
  color: #263d49;
  font-size: 11.5px;
  font-weight: 800;
  line-height: 1.35;
}

.tresun-ess-product-page .contact-mini {
display: grid;
  gap: 3px;
  white-space: nowrap;
}

.tresun-ess-product-page .divider {
width: 1px;
  height: 34px;
  background: #d8e1e5;
}

.tresun-ess-product-page .quote {
padding: 11px 17px;
  border-radius: 9px;
  background: var(--brand-green);
  box-shadow: 0 8px 20px rgba(22, 152, 79, 0.16);
  color: #fff;
  text-decoration: none;
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.tresun-ess-product-page .quote:hover {
transform: translateY(-2px);
  background: #288846;
  box-shadow: 0 12px 25px rgba(22, 152, 79, 0.24);
}

.tresun-ess-product-page .mobile-toggle {
display: none;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 11px;
  background: #eef4f1;
  color: #0b1f2a;
  font-size: 21px;
  cursor: pointer;
}

.tresun-ess-product-page .products-nav {
position: relative;
}

.tresun-ess-product-page .product-panel {
position: absolute;
  top: 76px;
  left: -28px;
  width: 560px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(8, 31, 45, 0.18);
  opacity: 0;
  visibility: hidden;
  transform: translateY(9px);
  pointer-events: none;
  transition: 0.2s;
}

.tresun-ess-product-page .products-nav.is-open .product-panel {
opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
}

.tresun-ess-product-page .pnav-groups {
padding-top: 7px;
}

.tresun-ess-product-page .pnav-group {
border-bottom: 1px solid #edf1f3;
}

.tresun-ess-product-page .pnav-group:last-child,
.tresun-ess-product-page .pnav-group.nested {
border-bottom: 0;
}

.tresun-ess-product-page .pnav-row {
width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 13px;
  border: 0;
  border-radius: 10px;
  background: #fff;
  color: #18313e;
  text-align: left;
  cursor: pointer;
}

.tresun-ess-product-page .pnav-row:hover,
.tresun-ess-product-page .pnav-row[aria-expanded="true"] {
background: #f2f7f4;
  color: var(--brand-green);
}

.tresun-ess-product-page .pnav-row span {
display: grid;
  gap: 2px;
}

.tresun-ess-product-page .pnav-row b {
font-size: 13px;
}

.tresun-ess-product-page .pnav-row small {
color: #71838c;
  font-size: 11.5px;
  font-weight: 650;
  line-height: 1.35;
}

.tresun-ess-product-page .pnav-row i {
font-size: 19px;
  font-style: normal;
  transition: transform 0.2s;
}

.tresun-ess-product-page .pnav-row[aria-expanded="true"] i {
transform: rotate(90deg);
}

.tresun-ess-product-page .pnav-panel {
display: none;
  padding: 0 8px 9px 23px;
}

.tresun-ess-product-page .pnav-group.is-open > .pnav-panel {
display: block;
}

.tresun-ess-product-page .pnav-group.nested > .pnav-row {
padding: 10px 11px;
}

.tresun-ess-product-page .model-list {
grid-template-columns: 1fr;
  gap: 5px;
  padding-top: 3px;
}

.tresun-ess-product-page .pnav-group.is-open > .model-list {
display: grid;
}

.tresun-ess-product-page .model-list.two-col {
grid-template-columns: 1fr 1fr;
}

.tresun-ess-product-page .model-list a {
display: block;
  padding: 8px 10px;
  border-radius: 8px;
  background: #f7f9fa;
  color: #435966;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.45;
  text-decoration: none;
  white-space: normal;
}

.tresun-ess-product-page .model-list a:hover {
background: #eaf5ee;
  color: var(--brand-green);
}

.tresun-ess-product-page .site-header a:focus-visible,
.tresun-ess-product-page .site-header button:focus-visible,
.tresun-ess-product-page .button:focus-visible,
.tresun-ess-product-page .model-card a:focus-visible {
outline: 3px solid rgba(69, 181, 114, 0.5);
  outline-offset: 4px;
}

@media (min-width: 1001px) {
.tresun-ess-product-page .nav-shell {
width: min(1680px, calc(100% - 48px));
    min-height: 94px;
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr) 300px;
    gap: 28px;
}

.tresun-ess-product-page .brand {
justify-self: start;
}

.tresun-ess-product-page .brand img {
height: 74px;
}

.tresun-ess-product-page .primary-menu {
width: min(100%, 980px);
    justify-self: center;
    justify-content: space-between;
    gap: 0;
    margin-left: 0;
    font-size: 15px;
    font-weight: 760;
    letter-spacing: -0.1px;
}

.tresun-ess-product-page .primary-menu > a,
.tresun-ess-product-page .top-product-toggle {
padding: 34px 0;
}

.tresun-ess-product-page .primary-menu > a::after,
.tresun-ess-product-page .top-product-toggle::after {
position: absolute;
    right: 0;
    bottom: 24px;
    left: 0;
    height: 2px;
    border-radius: 2px;
    background: var(--brand-green);
    content: "";
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s ease;
}

.tresun-ess-product-page .primary-menu > a:hover::after,
.tresun-ess-product-page .primary-menu > a.active::after,
.tresun-ess-product-page .top-product-toggle:hover::after,
.tresun-ess-product-page .top-product-toggle[aria-expanded="true"]::after {
transform: scaleX(1);
}

.tresun-ess-product-page .nav-right {
justify-self: end;
    margin-left: 0;
}

.tresun-ess-product-page .quote {
padding: 14px 20px;
}

.tresun-ess-product-page .product-panel {
top: 86px;
}

}

@media (max-width: 1360px) and (min-width: 1181px) {
.tresun-ess-product-page .nav-shell {
width: min(1320px, calc(100% - 36px));
    grid-template-columns: 100px minmax(0, 1fr) 250px;
    gap: 22px;
}

.tresun-ess-product-page .brand img {
height: 68px;
}

.tresun-ess-product-page .primary-menu {
width: 100%;
    font-size: 13.5px;
}

.tresun-ess-product-page .contact-mini {
font-size: 10.5px;
}

.tresun-ess-product-page .quote {
padding: 13px 16px;
    font-size: 11px;
}

}

@media (max-width: 1180px) and (min-width: 1001px) {
.tresun-ess-product-page .nav-shell {
width: calc(100% - 30px);
    min-height: 86px;
    grid-template-columns: 94px minmax(0, 1fr) 112px;
    gap: 18px;
}

.tresun-ess-product-page .brand img {
height: 66px;
}

.tresun-ess-product-page .primary-menu {
width: 100%;
    justify-content: space-between;
    gap: 0;
    font-size: 12.5px;
}

.tresun-ess-product-page .primary-menu > a,
.tresun-ess-product-page .top-product-toggle {
padding: 30px 0;
}

.tresun-ess-product-page .primary-menu > a::after,
.tresun-ess-product-page .top-product-toggle::after {
bottom: 21px;
}

.tresun-ess-product-page .contact-mini,
.tresun-ess-product-page .nav-right .divider {
display: none;
}

.tresun-ess-product-page .nav-right {
gap: 0;
}

}

.tresun-ess-product-page .eyebrow {
margin: 0 0 14px;
  color: var(--brand-green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
  line-height: 1.4;
  text-transform: uppercase;
}

.tresun-ess-product-page .product-hero {
position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 18%, rgba(71, 161, 121, 0.25), transparent 30%),
    radial-gradient(circle at 95% 90%, rgba(33, 103, 102, 0.4), transparent 36%),
    linear-gradient(118deg, #061724 0%, #0b2b3a 58%, #174c48 100%);
  color: #fff;
}

.tresun-ess-product-page .product-hero::before,
.tresun-ess-product-page .product-hero::after {
position: absolute;
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  content: "";
}

.tresun-ess-product-page .product-hero::before {
right: -7%;
  bottom: -62%;
  width: 760px;
  height: 760px;
}

.tresun-ess-product-page .product-hero::after {
right: 14%;
  bottom: -23%;
  width: 410px;
  height: 410px;
}

.tresun-ess-product-page .hero-layout {
min-height: 680px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(410px, 0.92fr);
  align-items: center;
  gap: clamp(50px, 7vw, 104px);
  padding-block: 68px 88px;
}

.tresun-ess-product-page .product-hero .eyebrow,
.tresun-ess-product-page .request-section .eyebrow {
color: #a2f0ab;
}

.tresun-ess-product-page .product-hero h1 {
max-width: 790px;
  margin: 0;
  color: #fff;
  font-size: clamp(48px, 5.2vw, 78px);
  font-weight: 800;
  letter-spacing: -0.054em;
  line-height: 0.98;
}

.tresun-ess-product-page .hero-summary {
max-width: 670px;
  margin: 26px 0 0;
  color: #d7e4e6;
  font-size: clamp(18px, 1.4vw, 21px);
  line-height: 1.58;
}

.tresun-ess-product-page .hero-facts {
display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.tresun-ess-product-page .hero-facts li {
padding: 9px 14px;
  border: 1px solid rgba(236, 255, 241, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  color: #f4fbf6;
  font-size: 13px;
  font-weight: 750;
  white-space: nowrap;
}

.tresun-ess-product-page .hero-actions,
.tresun-ess-product-page .request-actions {
display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 35px;
}

.tresun-ess-product-page .button {
min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 23px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 14px;
  font-weight: 800;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.tresun-ess-product-page .button:hover {
transform: translateY(-2px);
}

.tresun-ess-product-page .button-primary {
border: 0;
  background: linear-gradient(135deg, #62c36a 0%, #469b4e 100%);
  box-shadow: 0 8px 20px rgba(70, 155, 78, 0.3);
  color: #fff;
}

.tresun-ess-product-page .button-primary:hover {
box-shadow: 0 12px 25px rgba(70, 155, 78, 0.45);
}

.tresun-ess-product-page .button-secondary {
border-color: rgba(255, 255, 255, 0.42);
  background: transparent;
  color: #fff;
}

.tresun-ess-product-page .hero-product-visual {
position: relative;
  min-width: 0;
  min-height: 548px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 48px 54px 72px;
}

.tresun-ess-product-page .hero-product-visual::before {
position: absolute;
  inset: 3% 0 4%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035)),
    radial-gradient(circle at 50% 45%, rgba(117, 214, 151, 0.12), transparent 55%);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  content: "";
}

.tresun-ess-product-page .hero-product-visual::after {
position: absolute;
  bottom: 72px;
  width: 62%;
  height: 34px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.26);
  filter: blur(18px);
  content: "";
}

.tresun-ess-product-page .hero-product-visual img {
position: relative;
  z-index: 2;
  width: auto;
  height: 438px;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 22px 24px rgba(0, 0, 0, 0.24));
}

.tresun-ess-product-page .visual-kicker {
position: absolute;
  z-index: 3;
  top: 31px;
  left: 30px;
  color: #a2f0ab;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.tresun-ess-product-page .hero-product-visual figcaption {
position: absolute;
  z-index: 3;
  right: 18px;
  bottom: 20px;
  min-width: 245px;
  padding: 13px 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  background: rgba(6, 26, 39, 0.88);
}

.tresun-ess-product-page .hero-product-visual figcaption strong,
.tresun-ess-product-page .hero-product-visual figcaption span {
display: block;
}

.tresun-ess-product-page .hero-product-visual figcaption strong {
color: #fff;
  font-size: 14px;
  line-height: 1.3;
}

.tresun-ess-product-page .hero-product-visual figcaption span {
margin-top: 3px;
  color: #b7cbd1;
  font-size: 11.5px;
  font-weight: 650;
}

.tresun-ess-product-page .trust-strip {
position: relative;
  z-index: 4;
  background: #fff;
}

.tresun-ess-product-page .trust-strip-inner {
display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: -30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fff;
  box-shadow: 0 18px 48px rgba(8, 30, 42, 0.12);
}

.tresun-ess-product-page .trust-item {
min-width: 0;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 23px 27px;
  border-right: 1px solid var(--line);
}

.tresun-ess-product-page .trust-item:last-child {
border-right: 0;
}

.tresun-ess-product-page .trust-icon {
width: 48px;
  height: 48px;
  flex: 0 0 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
  background: var(--brand-green-pale);
  color: var(--brand-green);
}

.tresun-ess-product-page .trust-icon svg {
width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tresun-ess-product-page .trust-item strong,
.tresun-ess-product-page .trust-item span:not(.trust-icon) {
display: block;
}

.tresun-ess-product-page .trust-item strong {
color: var(--navy-950);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.25;
}

.tresun-ess-product-page .trust-item span:not(.trust-icon) {
margin-top: 4px;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.4;
}

.tresun-ess-product-page .section {
padding-block: 100px;
}

.tresun-ess-product-page .section-heading {
max-width: 820px;
  margin-bottom: 40px;
}

.tresun-ess-product-page .section-heading h2,
.tresun-ess-product-page .application-copy h2,
.tresun-ess-product-page .technical-heading h2,
.tresun-ess-product-page .request-section h2 {
margin: 0;
  color: var(--text-dark);
  font-size: clamp(34px, 3.3vw, 50px);
  font-weight: 770;
  letter-spacing: -0.04em;
  line-height: 1.06;
}

.tresun-ess-product-page .section-heading > p:last-child,
.tresun-ess-product-page .technical-heading > p:last-child {
margin: 20px 0 0;
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.72;
}

.tresun-ess-product-page .overview-section {
background: #fff;
}

.tresun-ess-product-page .overview-layout {
display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: clamp(54px, 7vw, 100px);
}

.tresun-ess-product-page .overview-layout > .section-heading {
position: sticky;
  top: 132px;
  margin-bottom: 0;
}

.tresun-ess-product-page .overview-grid {
display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.tresun-ess-product-page .overview-card {
min-height: 235px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), #fff),
    var(--brand-green-pale);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.tresun-ess-product-page .overview-card-wide {
min-height: 270px;
  grid-column: 1 / -1;
  background:
    radial-gradient(circle at 85% 22%, rgba(104, 192, 112, 0.19), transparent 26%),
    linear-gradient(135deg, #0b2634, #17493f);
  color: #fff;
}

.tresun-ess-product-page .overview-card:hover {
border-color: var(--brand-green-bright);
  box-shadow: var(--shadow-soft);
  transform: translateY(-4px);
}

.tresun-ess-product-page .overview-card > span {
margin-bottom: auto;
  color: var(--brand-green);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.tresun-ess-product-page .overview-card-wide > span {
color: #a2f0ab;
}

.tresun-ess-product-page .overview-card h3 {
margin: 32px 0 0;
  color: var(--text-dark);
  font-size: 23px;
  line-height: 1.2;
}

.tresun-ess-product-page .overview-card-wide h3 {
color: #fff;
  font-size: 28px;
}

.tresun-ess-product-page .overview-card p {
margin: 11px 0 0;
  color: var(--text-muted);
  font-size: 14px;
}

.tresun-ess-product-page .overview-card-wide p {
color: #c4d9dc;
}

.tresun-ess-product-page .configuration-section {
background: var(--paper);
}

.tresun-ess-product-page .split-heading {
max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.62fr);
  align-items: end;
  gap: 56px;
}

.tresun-ess-product-page .split-heading > p {
margin: 0;
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.7;
}

.tresun-ess-product-page .configuration-grid {
display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.tresun-ess-product-page .model-card {
position: relative;
  min-height: 238px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--text-dark);
  text-align: left;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.tresun-ess-product-page .model-card:hover {
border-color: var(--brand-green-bright);
  box-shadow: 0 16px 42px rgba(8, 30, 42, 0.09);
  transform: translateY(-4px);
}

.tresun-ess-product-page .model-card.is-selected {
border-color: rgba(104, 192, 112, 0.62);
  background:
    radial-gradient(circle at 100% 0%, rgba(104, 192, 112, 0.16), transparent 32%),
    #fff;
  box-shadow: 0 18px 46px rgba(22, 152, 79, 0.12);
}

.tresun-ess-product-page .model-status {
padding: 5px 9px;
  border-radius: 999px;
  background: #eef3f1;
  color: #698078;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tresun-ess-product-page .model-card.is-selected .model-status {
background: var(--brand-green-pale);
  color: var(--brand-green-dark);
}

.tresun-ess-product-page .model-card strong {
margin-top: 48px;
  color: var(--navy-950);
  font-size: clamp(20px, 1.7vw, 25px);
  line-height: 1.2;
}

.tresun-ess-product-page .model-card small {
margin-top: 8px;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 650;
}

.tresun-ess-product-page .application-section {
overflow: hidden;
  background: #fff;
}

.tresun-ess-product-page .application-layout {
min-height: 550px;
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(330px, 0.72fr);
  align-items: center;
  gap: clamp(48px, 7vw, 98px);
}

.tresun-ess-product-page .application-visual {
position: relative;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  margin: 0;
  padding: 38px 28px 30px;
  overflow: hidden;
  border-radius: 26px;
  background:
    radial-gradient(circle at 50% 58%, rgba(84, 170, 115, 0.27), transparent 44%),
    linear-gradient(145deg, #081f2c, #123d41);
  box-shadow: var(--shadow-soft);
}

.tresun-ess-product-page .application-visual::before {
position: absolute;
  top: 28px;
  right: 28px;
  width: 168px;
  height: 168px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  content: "";
}

.tresun-ess-product-page .application-visual img {
position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  max-height: 452px;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 24px 24px rgba(0, 0, 0, 0.24));
}

.tresun-ess-product-page .application-copy h2 {
max-width: 420px;
}

.tresun-ess-product-page .project-inputs {
margin: 40px 0 0;
  border-top: 1px solid var(--line);
}

.tresun-ess-product-page .project-inputs > div {
display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.tresun-ess-product-page .project-inputs dt {
color: var(--brand-green);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.tresun-ess-product-page .project-inputs dd {
margin: 0;
  color: var(--text-dark);
  font-size: 16px;
  font-weight: 750;
}

.tresun-ess-product-page .technical-section {
background: var(--brand-green-pale);
}

.tresun-ess-product-page .technical-layout {
display: grid;
  grid-template-columns: minmax(310px, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: clamp(54px, 7vw, 100px);
}

.tresun-ess-product-page .technical-heading {
position: sticky;
  top: 132px;
}

.tresun-ess-product-page .technical-product-visual {
position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 34px 0 0;
  padding: 34px 42px 52px;
  overflow: hidden;
  border: 1px solid #d7e4dc;
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 50% 42%, rgba(104, 192, 112, 0.19), transparent 44%),
    linear-gradient(145deg, #ffffff, #edf6f0);
  box-shadow: var(--shadow-soft);
}

.tresun-ess-product-page .technical-product-visual::before {
position: absolute;
  top: 38px;
  width: 250px;
  height: 250px;
  border: 1px solid rgba(22, 152, 79, 0.13);
  border-radius: 50%;
  content: "";
}

.tresun-ess-product-page .technical-product-visual img {
position: relative;
  z-index: 1;
  width: auto;
  height: 310px;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 20px 20px rgba(8, 30, 42, 0.16));
}

.tresun-ess-product-page .technical-product-visual figcaption {
position: absolute;
  right: 20px;
  bottom: 17px;
  left: 20px;
  color: var(--brand-green-dark);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-align: center;
  text-transform: uppercase;
}

.tresun-ess-product-page .technical-list {
margin: 0;
  overflow: hidden;
  border: 1px solid #d7e4dc;
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.tresun-ess-product-page .technical-list > div {
display: grid;
  grid-template-columns: minmax(165px, 0.75fr) minmax(0, 1.25fr);
  gap: 30px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}

.tresun-ess-product-page .technical-list > div:last-child {
border-bottom: 0;
}

.tresun-ess-product-page .technical-list dt {
color: var(--text-muted);
  font-size: 13px;
  font-weight: 650;
}

.tresun-ess-product-page .technical-list dd {
margin: 0;
  color: var(--text-dark);
  font-size: 14px;
  font-weight: 760;
  text-align: right;
}

.tresun-ess-product-page .request-section {
padding-block: 86px;
  background:
    radial-gradient(circle at 82% 20%, rgba(104, 192, 112, 0.19), transparent 30%),
    linear-gradient(118deg, #061a27 0%, #0c3342 62%, #205545 100%);
  color: #fff;
}

.tresun-ess-product-page .request-layout {
display: grid;
  grid-template-columns: minmax(0, 1fr) 190px minmax(300px, 0.66fr);
  align-items: center;
  gap: 38px;
}

.tresun-ess-product-page .request-section h2 {
color: #fff;
}

.tresun-ess-product-page .request-section p:not(.eyebrow) {
max-width: 670px;
  margin: 18px 0 0;
  color: #cbdce1;
  font-size: 15px;
}

.tresun-ess-product-page .request-selection {
padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.06);
}

.tresun-ess-product-page .request-selection span,
.tresun-ess-product-page .request-selection strong {
display: block;
}

.tresun-ess-product-page .request-selection span {
color: #a2f0ab;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tresun-ess-product-page .request-selection strong {
margin-top: 6px;
  color: #fff;
  font-size: 14px;
  line-height: 1.35;
}

.tresun-ess-product-page .request-actions {
justify-content: flex-end;
  margin-top: 0;
}

.tresun-ess-product-page .footer {
margin-top: 0;
  padding: 52px 0 24px;
  background: #061722;
  color: #afc2ca;
}

.tresun-ess-product-page .footer-grid {
display: grid;
  grid-template-columns: 1.35fr 0.8fr 0.8fr 1.25fr;
  gap: 35px;
}

.tresun-ess-product-page .footer img {
height: 84px;
  padding: 5px;
  border-radius: 8px;
  background: #fff;
}

.tresun-ess-product-page .footer h4 {
margin: 0 0 12px;
  color: #fff;
}

.tresun-ess-product-page .footer p,
.tresun-ess-product-page .footer a {
display: block;
  margin: 7px 0;
  color: #afc2ca;
  font-size: 13px;
  line-height: 1.55;
  text-decoration: none;
}

.tresun-ess-product-page .footer a:hover {
color: #fff;
}

.tresun-ess-product-page .copyright {
margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 12.5px;
}

@media (max-width: 1000px) {
.tresun-ess-product-page .nav-shell {
min-height: 76px;
    display: flex;
}

.tresun-ess-product-page .brand img {
height: 64px;
}

.tresun-ess-product-page .mobile-toggle {
margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.tresun-ess-product-page .primary-menu {
position: absolute;
    z-index: 120;
    top: 78px;
    right: 18px;
    left: 18px;
    max-height: calc(100vh - 96px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 10px;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 18px 50px rgba(8, 31, 45, 0.15);
}

.tresun-ess-product-page .primary-menu.open {
display: flex;
}

.tresun-ess-product-page .primary-menu > a,
.tresun-ess-product-page .top-product-toggle {
width: 100%;
    padding: 12px 14px;
    text-align: left;
}

.tresun-ess-product-page .products-nav {
width: 100%;
}

.tresun-ess-product-page .product-panel {
position: static;
    width: auto;
    display: none;
    margin: 0 7px 8px;
    border-radius: 13px;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
}

.tresun-ess-product-page .products-nav.is-open .product-panel {
display: block;
}

.tresun-ess-product-page .nav-right {
margin-left: 0;
}

.tresun-ess-product-page .nav-right .contact-mini,
.tresun-ess-product-page .nav-right .divider {
display: none;
}

.tresun-ess-product-page .hero-layout {
grid-template-columns: minmax(0, 1fr) minmax(330px, 0.76fr);
    min-height: 610px;
    gap: 36px;
}

.tresun-ess-product-page .hero-product-visual {
min-height: 500px;
    padding-inline: 35px;
}

.tresun-ess-product-page .hero-product-visual img {
height: 400px;
}

.tresun-ess-product-page .overview-layout,
.tresun-ess-product-page .technical-layout {
grid-template-columns: 1fr;
}

.tresun-ess-product-page .overview-layout > .section-heading,
.tresun-ess-product-page .technical-heading {
position: static;
}

.tresun-ess-product-page .technical-product-visual {
max-width: 560px;
}

.tresun-ess-product-page .configuration-grid {
grid-template-columns: 1fr 1fr;
}

.tresun-ess-product-page .application-layout {
grid-template-columns: 1fr;
}

.tresun-ess-product-page .application-copy {
max-width: 680px;
}

.tresun-ess-product-page .request-layout {
grid-template-columns: minmax(0, 1fr) 190px;
}

.tresun-ess-product-page .request-actions {
grid-column: 1 / -1;
    justify-content: flex-start;
}

.tresun-ess-product-page .footer-grid {
grid-template-columns: 1fr 1fr;
}

}

@media (max-width: 760px) {
.tresun-ess-product-page .content-shell {
width: calc(100% - 32px);
}

.tresun-ess-product-page .hero-layout {
min-height: 0;
    grid-template-columns: 1fr;
    gap: 34px;
    padding-block: 58px 72px;
}

.tresun-ess-product-page .product-hero h1 {
font-size: clamp(42px, 12vw, 60px);
}

.tresun-ess-product-page .hero-summary {
font-size: 17px;
}

.tresun-ess-product-page .hero-product-visual {
width: 100%;
    max-width: 560px;
    min-height: 500px;
    margin-inline: auto;
    padding: 48px 28px 72px;
}

.tresun-ess-product-page .hero-product-visual img {
height: 390px;
}

.tresun-ess-product-page .trust-strip-inner {
margin-top: -20px;
}

.tresun-ess-product-page .trust-item {
gap: 12px;
    padding: 19px 16px;
}

.tresun-ess-product-page .trust-icon {
width: 42px;
    height: 42px;
    flex-basis: 42px;
}

.tresun-ess-product-page .trust-item strong {
font-size: 14px;
}

.tresun-ess-product-page .trust-item span:not(.trust-icon) {
font-size: 12px;
}

.tresun-ess-product-page .section {
padding-block: 72px;
}

.tresun-ess-product-page .split-heading,
.tresun-ess-product-page .request-layout {
grid-template-columns: 1fr;
    gap: 20px;
}

.tresun-ess-product-page .overview-grid,
.tresun-ess-product-page .configuration-grid {
grid-template-columns: 1fr;
}

.tresun-ess-product-page .application-visual {
min-height: 380px;
    padding: 24px 16px;
}

.tresun-ess-product-page .application-visual img {
max-height: 340px;
}

.tresun-ess-product-page .technical-list > div {
grid-template-columns: 1fr;
    gap: 4px;
}

.tresun-ess-product-page .technical-product-visual {
min-height: 390px;
}

.tresun-ess-product-page .technical-list dd {
text-align: left;
}

.tresun-ess-product-page .request-actions {
grid-column: auto;
    margin-top: 10px;
}

}

@media (max-width: 620px) {
.tresun-ess-product-page .wrap {
width: min(var(--content), calc(100% - 28px));
}

.tresun-ess-product-page .nav-shell {
min-height: 70px;
}

.tresun-ess-product-page .brand img {
height: 56px;
}

.tresun-ess-product-page .nav-right .quote {
padding: 10px 11px;
    font-size: 10px;
}

.tresun-ess-product-page .primary-menu {
top: 67px;
    right: 10px;
    left: 10px;
}

.tresun-ess-product-page .product-panel {
padding: 9px;
}

.tresun-ess-product-page .model-list.two-col {
grid-template-columns: 1fr;
}

.tresun-ess-product-page .model-list a {
font-size: 12.5px;
}

.tresun-ess-product-page .pnav-row small {
font-size: 12px;
}

.tresun-ess-product-page .trust-strip-inner {
grid-template-columns: 1fr;
    margin-top: 0;
    border-radius: 0;
}

.tresun-ess-product-page .trust-item {
border-right: 0;
    border-bottom: 1px solid var(--line);
}

.tresun-ess-product-page .trust-item:last-child {
border-bottom: 0;
}

.tresun-ess-product-page .hero-product-visual {
min-height: 460px;
}

.tresun-ess-product-page .hero-product-visual img {
height: 350px;
}

}

@media (max-width: 480px) {
.tresun-ess-product-page .hero-actions,
.tresun-ess-product-page .request-actions {
display: grid;
}

.tresun-ess-product-page .button {
width: 100%;
}

.tresun-ess-product-page .hero-facts li {
font-size: 12px;
}

.tresun-ess-product-page .hero-product-visual {
min-height: 420px;
    padding-inline: 18px;
}

.tresun-ess-product-page .hero-product-visual img {
height: 320px;
}

.tresun-ess-product-page .hero-product-visual figcaption {
right: 10px;
    bottom: 12px;
    min-width: 0;
}

.tresun-ess-product-page .footer-grid {
grid-template-columns: 1fr;
}

}

@media (prefers-reduced-motion: reduce) {
.tresun-ess-product-page {
scroll-behavior: auto;
}

.tresun-ess-product-page, .tresun-ess-product-page *,
.tresun-ess-product-page *::before,
.tresun-ess-product-page *::after {
animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
}

}