/*
Theme Name: TiantaiTech
Theme URI: https://tiantaitech.com/
Author: Ningxia Century Tiantai Technology Co., Ltd.
Description: A custom block theme for TiantaiTech global energy storage products and OEM cooperation.
Version: 2.6.4
Requires at least: 6.7
Tested up to: 7.0
Requires PHP: 8.1
Text Domain: tiantaitech
*/

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Manrope:wght@600;700&family=Noto+Sans+Arabic:wght@400;500;600;700&display=swap");

:root {
  --tt-ink: #061a2b;
  --tt-navy: #07355b;
  --tt-blue: #0c6f9e;
  --tt-teal: #13bfa9;
  --tt-mint: #74edc4;
  --tt-cloud: #eef5f4;
  --tt-paper: #fbfdfc;
  --tt-line: rgba(6, 26, 43, 0.14);
  --tt-muted: #5d6b73;
  --tt-radius: 24px;
  --tt-shadow: 0 24px 70px rgba(6, 26, 43, 0.13);
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at 82% 8%, rgba(19, 191, 169, 0.10), transparent 24rem),
    linear-gradient(180deg, #fbfdfc 0%, #f6faf9 100%);
  color: var(--tt-ink);
  font-family: "Manrope", "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
.wp-block-site-title {
  font-family: "Sora", "Trebuchet MS", sans-serif;
  letter-spacing: -0.035em;
}

a {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.tt-shell {
  margin-inline: auto;
  max-width: 1440px;
  padding-inline: clamp(20px, 5vw, 84px);
}

.tt-section {
  padding-block: clamp(72px, 9vw, 140px);
  position: relative;
}

.tt-section--tight {
  padding-block: clamp(48px, 6vw, 88px);
}

.tt-section--ink {
  background:
    radial-gradient(circle at 82% 0%, rgba(19, 191, 169, 0.19), transparent 32rem),
    linear-gradient(145deg, #061a2b 0%, #082943 58%, #073f52 100%);
  color: #fff;
}

.tt-section--cloud {
  background:
    linear-gradient(rgba(7, 53, 91, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 53, 91, 0.045) 1px, transparent 1px),
    var(--tt-cloud);
  background-size: 36px 36px;
}

.tt-eyebrow {
  align-items: center;
  color: var(--tt-blue);
  display: flex;
  font-size: 0.76rem;
  font-weight: 700;
  gap: 12px;
  letter-spacing: 0.16em;
  margin: 0 0 20px;
  text-transform: uppercase;
}

.tt-eyebrow::before {
  background: var(--tt-teal);
  content: "";
  height: 2px;
  width: 30px;
}

.tt-section--ink .tt-eyebrow {
  color: var(--tt-mint);
}

.tt-display {
  font-size: clamp(2.75rem, 6.2vw, 6.6rem);
  line-height: 0.98;
  margin: 0;
  max-width: 13ch;
}

.tt-h2 {
  font-size: clamp(2rem, 4.2vw, 4.5rem);
  line-height: 1.04;
  margin: 0;
  max-width: 16ch;
}

.tt-lede {
  color: var(--tt-muted);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.75;
  max-width: 720px;
}

.tt-section--ink .tt-lede,
.tt-section--ink .tt-body-muted {
  color: rgba(255, 255, 255, 0.72);
}

.tt-body-muted {
  color: var(--tt-muted);
  line-height: 1.78;
}

.tt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.tt-btn {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.88rem;
  font-weight: 700;
  gap: 10px;
  justify-content: center;
  letter-spacing: 0.02em;
  min-height: 52px;
  padding: 0 24px;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.tt-btn:hover {
  transform: translateY(-2px);
}

.tt-btn--primary {
  background: linear-gradient(115deg, var(--tt-teal), #2fd7b9);
  box-shadow: 0 12px 30px rgba(19, 191, 169, 0.24);
  color: #03251f;
}

.tt-btn--ghost {
  border-color: rgba(6, 26, 43, 0.26);
  color: var(--tt-ink);
}

.tt-section--ink .tt-btn--ghost {
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.tt-hero {
  min-height: min(860px, calc(100vh - 92px));
  overflow: hidden;
  padding-block: clamp(84px, 10vw, 150px);
  position: relative;
}

.tt-hero::before {
  background:
    radial-gradient(circle, rgba(19, 191, 169, 0.2) 0 1px, transparent 1.6px);
  background-size: 22px 22px;
  content: "";
  inset: 0 0 0 58%;
  mask-image: linear-gradient(90deg, transparent, #000);
  opacity: 0.7;
  pointer-events: none;
  position: absolute;
}

.tt-hero-grid {
  align-items: center;
  display: grid;
  gap: clamp(48px, 8vw, 120px);
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.tt-hero-copy {
  animation: tt-rise 700ms cubic-bezier(.2,.7,.2,1) both;
  position: relative;
  z-index: 2;
}

.tt-hero-visual {
  aspect-ratio: 0.92;
  isolation: isolate;
  position: relative;
}

.tt-hero-orbit {
  background:
    radial-gradient(circle at 45% 40%, rgba(116, 237, 196, 0.92), rgba(19, 191, 169, 0.35) 28%, rgba(12, 111, 158, 0.15) 58%, transparent 70%);
  border-radius: 50%;
  filter: blur(2px);
  inset: 3%;
  position: absolute;
}

.tt-product-stage {
  align-items: center;
  background: linear-gradient(160deg, rgba(255,255,255,0.9), rgba(223,242,239,0.64));
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 42% 42% 30% 30% / 34% 34% 26% 26%;
  box-shadow: var(--tt-shadow);
  display: flex;
  inset: 10% 4% 12%;
  justify-content: center;
  overflow: hidden;
  position: absolute;
}

.tt-product-stage::after {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
  content: "";
  height: 140%;
  left: -35%;
  position: absolute;
  top: -20%;
  transform: rotate(20deg);
  width: 24%;
}

.tt-product-stage img {
  height: 82%;
  object-fit: contain;
  position: relative;
  width: 82%;
  z-index: 1;
}

.tt-product-placeholder {
  align-items: center;
  background: linear-gradient(160deg, #0a2741 0%, #0c5873 52%, #13bfa9 100%);
  border-radius: 26px;
  box-shadow: 0 30px 70px rgba(6,26,43,.24);
  color: #fff;
  display: flex;
  flex-direction: column;
  height: 70%;
  justify-content: center;
  padding: 30px;
  text-align: center;
  width: 52%;
}

.tt-product-placeholder strong {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.2rem, 2.3vw, 2rem);
  letter-spacing: .08em;
}

.tt-product-placeholder span {
  color: var(--tt-mint);
  font-size: .75rem;
  letter-spacing: .14em;
  margin-top: 12px;
  text-transform: uppercase;
}

.tt-floating-note {
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.77);
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(6,26,43,.12);
  color: var(--tt-ink);
  font-size: .75rem;
  font-weight: 700;
  padding: 14px 17px;
  position: absolute;
  z-index: 3;
}

.tt-floating-note--a { left: 0; top: 22%; }
.tt-floating-note--b { bottom: 15%; right: 0; }

.tt-trust-strip {
  border-bottom: 1px solid var(--tt-line);
  border-top: 1px solid var(--tt-line);
}

.tt-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.tt-trust-item {
  border-right: 1px solid var(--tt-line);
  padding: 28px clamp(18px, 3vw, 42px);
}

.tt-trust-item:last-child {
  border-right: 0;
}

.tt-trust-item strong {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: 1.04rem;
  margin-bottom: 8px;
}

.tt-trust-item span {
  color: var(--tt-muted);
  font-size: .82rem;
}

.tt-section-head {
  align-items: end;
  display: flex;
  gap: 40px;
  justify-content: space-between;
  margin-bottom: clamp(42px, 6vw, 76px);
}

.tt-section-head .tt-lede {
  margin: 0;
  max-width: 530px;
}

.tt-grid {
  display: grid;
  gap: 22px;
}

.tt-grid--4 { grid-template-columns: repeat(4, 1fr); }
.tt-grid--3 { grid-template-columns: repeat(3, 1fr); }
.tt-grid--2 { grid-template-columns: repeat(2, 1fr); }

.tt-card {
  background: rgba(255,255,255,.78);
  border: 1px solid var(--tt-line);
  border-radius: var(--tt-radius);
  color: var(--tt-ink);
  overflow: hidden;
  padding: clamp(25px, 3vw, 38px);
  position: relative;
  text-decoration: none;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.tt-card:hover {
  border-color: rgba(19,191,169,.55);
  box-shadow: 0 22px 55px rgba(6,26,43,.1);
  transform: translateY(-6px);
}

.tt-card-number {
  color: var(--tt-teal);
  font-family: "Sora", sans-serif;
  font-size: .78rem;
  letter-spacing: .12em;
}

.tt-card h3 {
  font-size: clamp(1.25rem, 1.8vw, 1.7rem);
  line-height: 1.16;
  margin: 68px 0 16px;
}

.tt-card p {
  color: var(--tt-muted);
  line-height: 1.7;
}

.tt-card-link {
  color: var(--tt-blue);
  display: inline-block;
  font-size: .82rem;
  font-weight: 700;
  margin-top: 20px;
}

.tt-insight-card time {
  color: var(--tt-muted);
  display: block;
  font-size: .76rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.tt-insight-card {
  padding: 0;
}

.tt-insight-thumb {
  align-items: center;
  background:
    radial-gradient(circle at 50% 42%, rgba(116,237,196,.34), transparent 48%),
    linear-gradient(145deg, #dcecea, #f9fcfb);
  display: flex;
  height: 250px;
  justify-content: center;
  overflow: hidden;
}

.tt-insight-thumb img {
  height: 88%;
  object-fit: contain;
  transition: transform 260ms ease;
  width: 88%;
}

.tt-insight-card:hover .tt-insight-thumb img {
  transform: scale(1.025);
}

.tt-insight-card-body {
  padding: clamp(25px, 3vw, 38px);
}

.tt-insight-card h3 {
  margin-top: 28px;
}

.tt-insight-card h3 a {
  color: var(--tt-ink);
  text-decoration: none;
}

.tt-pagination {
  display: flex;
  gap: 12px;
  margin-top: 42px;
}

.tt-pagination .page-numbers {
  align-items: center;
  border: 1px solid var(--tt-line);
  border-radius: 999px;
  color: var(--tt-ink);
  display: inline-flex;
  min-height: 42px;
  padding-inline: 16px;
  text-decoration: none;
}

.tt-pagination .current {
  background: var(--tt-ink);
  color: #fff;
}

.single-post main.tt-section {
  max-width: 980px;
  padding-inline: clamp(20px, 5vw, 72px);
}

.single-post .wp-block-post-terms,
.single-post .wp-block-post-date {
  color: var(--tt-blue);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.single-post .wp-block-post-title {
  line-height: 1.02;
  margin-bottom: 26px;
  max-width: 15ch;
}

.single-post .wp-block-post-content {
  color: #233743;
  font-size: clamp(1rem, 1.2vw, 1.12rem);
  line-height: 1.82;
}

.tt-article > p,
.tt-article > section,
.tt-article > aside,
.tt-article > nav,
.tt-article > figure {
  margin-block: 0 clamp(42px, 6vw, 72px);
}

.tt-article section {
  scroll-margin-top: 140px;
}

.tt-article h2 {
  color: var(--tt-ink);
  font-size: clamp(1.85rem, 3.4vw, 3.2rem);
  line-height: 1.12;
  margin: 0 0 24px;
}

.tt-article h3 {
  color: var(--tt-ink);
  font-size: clamp(1.15rem, 1.7vw, 1.42rem);
  line-height: 1.3;
  margin: 34px 0 10px;
}

.tt-article p,
.tt-article li {
  color: #3f535e;
}

.tt-article a {
  color: var(--tt-blue);
  font-weight: 700;
}

.tt-article-intro {
  color: var(--tt-ink) !important;
  font-size: clamp(1.25rem, 2vw, 1.58rem);
  line-height: 1.62;
}

.tt-article-figure-stage {
  align-items: center;
  aspect-ratio: 16 / 8.5;
  background:
    radial-gradient(circle at 50% 42%, rgba(116,237,196,.36), transparent 42%),
    linear-gradient(145deg, #d9ebe8, #f9fcfb);
  border-radius: 30px;
  box-shadow: var(--tt-shadow);
  display: flex;
  justify-content: center;
  overflow: hidden;
}

.tt-article-figure-stage img {
  height: 88%;
  object-fit: contain;
  width: 88%;
}

.tt-article-figure figcaption {
  color: var(--tt-muted);
  font-size: .78rem;
  line-height: 1.55;
  margin-top: 14px;
}

.tt-article-summary,
.tt-article-toc,
.tt-article-note {
  background: rgba(238,245,244,.82);
  border: 1px solid var(--tt-line);
  border-radius: 24px;
  padding: clamp(26px, 4vw, 42px);
}

.tt-article-summary h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
}

.tt-article-summary ul {
  margin-bottom: 0;
}

.tt-article-toc {
  display: grid;
  gap: 10px;
}

.tt-article-toc strong {
  color: var(--tt-ink);
  font-family: "Sora", sans-serif;
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.tt-article-toc a {
  border-top: 1px solid var(--tt-line);
  padding-top: 10px;
  text-decoration: none;
}

.tt-article-use-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-block: 34px;
}

.tt-article-use-grid > div {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 20px;
  padding: 26px;
}

.tt-article-use-grid span {
  color: var(--tt-teal);
  font-family: "Sora", sans-serif;
  font-size: .78rem;
  letter-spacing: .12em;
}

.tt-article-use-grid h3 {
  margin-top: 34px;
}

.tt-table-wrap {
  border: 1px solid var(--tt-line);
  border-radius: 20px;
  margin-block: 34px;
  overflow-x: auto;
}

.tt-article-table {
  border-collapse: collapse;
  font-size: .92rem;
  min-width: 720px;
  width: 100%;
}

.tt-article-table th,
.tt-article-table td {
  border-bottom: 1px solid var(--tt-line);
  padding: 18px;
  text-align: left;
  vertical-align: top;
}

.tt-article-table th {
  background: var(--tt-cloud);
  color: var(--tt-ink);
  font-family: "Sora", sans-serif;
}

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

.tt-faq-list > div {
  border-bottom: 1px solid var(--tt-line);
  padding-block: 22px;
}

.tt-faq-list h3 {
  margin-top: 0;
}

.tt-faq-list p {
  margin-bottom: 0;
}

.tt-article-note {
  border-left: 4px solid var(--tt-teal);
  color: #3f535e;
  font-size: .9rem;
}

.tt-article-cta {
  background:
    radial-gradient(circle at 88% 18%, rgba(116,237,196,.34), transparent 24rem),
    linear-gradient(135deg, var(--tt-navy), var(--tt-ink));
  border-radius: 30px;
  color: #fff;
  padding: clamp(34px, 6vw, 64px);
}

.tt-article-cta h2,
.tt-article-cta p {
  color: #fff;
}

.tt-article-cta > p:not(.tt-eyebrow) {
  color: rgba(255,255,255,.72);
}

.tt-article-cta .tt-btn--ghost {
  border-color: rgba(255,255,255,.3);
  color: #fff;
}

.tt-feature {
  border-top: 1px solid rgba(255,255,255,.18);
  padding-top: 26px;
}

.tt-feature h3 {
  color: #fff;
  font-size: 1.15rem;
  margin: 0 0 12px;
}

.tt-feature p {
  color: rgba(255,255,255,.66);
  line-height: 1.7;
}

.tt-split {
  align-items: center;
  display: grid;
  gap: clamp(44px, 8vw, 120px);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tt-media-panel {
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, rgba(6,26,43,.14), transparent),
    linear-gradient(145deg, #d8ebe8, #f8fbfa);
  border-radius: 30px;
  box-shadow: var(--tt-shadow);
  overflow: hidden;
  position: relative;
}

.tt-media-panel img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.tt-media-panel--product {
  background:
    radial-gradient(circle at 50% 40%, rgba(116, 237, 196, .38), transparent 45%),
    linear-gradient(145deg, #dcecea, #f9fcfb);
  padding: clamp(20px, 4vw, 46px);
}

.tt-media-panel--product img {
  object-fit: contain;
}

.tt-media-panel--placeholder {
  align-items: center;
  display: flex;
  justify-content: center;
}

.tt-media-panel--placeholder span {
  color: var(--tt-blue);
  font-family: "Sora", sans-serif;
  font-size: clamp(1.3rem, 3vw, 2.3rem);
  letter-spacing: .08em;
}

.tt-checks {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.tt-checks li {
  border-top: 1px solid var(--tt-line);
  padding: 16px 0 16px 34px;
  position: relative;
}

.tt-checks li::before {
  background: var(--tt-teal);
  border-radius: 50%;
  content: "";
  height: 9px;
  left: 4px;
  position: absolute;
  top: 23px;
  width: 9px;
}

.tt-section--ink .tt-checks li {
  border-top-color: rgba(255,255,255,.16);
}

.tt-cta {
  background:
    radial-gradient(circle at 85% 20%, rgba(116,237,196,.35), transparent 25rem),
    linear-gradient(130deg, var(--tt-navy), var(--tt-ink));
  border-radius: 34px;
  color: #fff;
  overflow: hidden;
  padding: clamp(42px, 7vw, 90px);
  position: relative;
}

.tt-cta h2 {
  font-size: clamp(2rem, 4vw, 4.2rem);
  line-height: 1.06;
  margin: 0;
  max-width: 15ch;
}

.tt-cta p {
  color: rgba(255,255,255,.7);
  max-width: 650px;
}

.tt-page-hero {
  background:
    radial-gradient(circle at 80% 20%, rgba(19,191,169,.19), transparent 26rem),
    linear-gradient(145deg, #061a2b, #0b3450);
  color: #fff;
  padding-block: clamp(90px, 12vw, 170px);
}

.tt-page-hero h1 {
  font-size: clamp(2.6rem, 5.5vw, 5.7rem);
  line-height: 1;
  margin: 0;
  max-width: 16ch;
}

.tt-page-hero p {
  color: rgba(255,255,255,.72);
  font-size: clamp(1.02rem, 1.5vw, 1.25rem);
  line-height: 1.75;
  max-width: 740px;
}

.tt-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.tt-metric {
  border-left: 1px solid var(--tt-line);
  padding: 20px clamp(22px, 4vw, 50px);
}

.tt-metric strong {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.tt-metric span {
  color: var(--tt-muted);
  font-size: .84rem;
}

.tt-contact-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, 1fr);
}

.tt-contact-card {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 22px;
  padding: 28px;
}

.tt-contact-card h3 {
  font-size: 1.1rem;
  margin-top: 0;
}

.tt-contact-card a {
  color: var(--tt-blue);
  font-size: .9rem;
  overflow-wrap: anywhere;
}

.tt-note {
  background: rgba(19,191,169,.08);
  border-left: 3px solid var(--tt-teal);
  color: #36525b;
  margin-block: 28px;
  padding: 20px 24px;
}

.tt-site-header {
  backdrop-filter: blur(18px);
  background: rgba(251,253,252,.88);
  border-bottom: 1px solid var(--tt-line);
  position: sticky;
  top: 0;
  z-index: 50;
}

.tt-header-inner {
  align-items: center;
  display: flex;
  justify-content: space-between;
  min-height: 82px;
}

.tt-brand {
  align-items: center;
  display: flex;
  gap: 12px;
  text-decoration: none;
}

.tt-brand img {
  height: 44px;
  width: 44px;
}

.tt-brand-name {
  color: var(--tt-ink);
  font-family: "Sora", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.tt-main-nav {
  align-items: center;
  display: flex;
  gap: clamp(16px, 2vw, 32px);
}

.tt-main-nav a {
  color: #233d4c;
  font-size: .82rem;
  font-weight: 650;
  text-decoration: none;
}

.tt-main-nav a:hover {
  color: var(--tt-teal);
}

.tt-menu-toggle {
  align-items: center;
  background: transparent;
  border: 1px solid var(--tt-line);
  border-radius: 999px;
  color: var(--tt-ink);
  cursor: pointer;
  display: none;
  font: 700 .76rem/1 "Manrope", sans-serif;
  gap: 10px;
  min-height: 44px;
  padding: 0 16px;
  text-transform: uppercase;
}

.tt-menu-toggle-lines {
  display: grid;
  gap: 5px;
  width: 18px;
}

.tt-menu-toggle-lines i {
  background: currentColor;
  display: block;
  height: 2px;
  transition: transform 180ms ease;
}

.tt-menu-toggle[aria-expanded="true"] .tt-menu-toggle-lines i:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.tt-menu-toggle[aria-expanded="true"] .tt-menu-toggle-lines i:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.tt-nav-cta {
  background: var(--tt-ink);
  border-radius: 999px;
  color: #fff !important;
  padding: 12px 18px;
}

.tt-language-bar {
  background: #eef5f4;
  border-bottom: 1px solid var(--tt-line);
}

.tt-language-nav {
  align-items: center;
  display: flex;
  gap: 22px;
  min-height: 42px;
  overflow-x: auto;
}

.tt-language-nav > span {
  color: var(--tt-muted);
  flex: 0 0 auto;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.tt-language-nav ul {
  align-items: center;
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.tt-language-nav li {
  flex: 0 0 auto;
}

.tt-language-nav a {
  color: #33505d;
  font-size: .74rem;
  font-weight: 650;
  text-decoration: none;
}

.tt-language-nav .current-lang a,
.tt-language-nav a:hover {
  color: var(--tt-blue);
}

.tt-inquiry-layout {
  align-items: start;
  display: grid;
  gap: clamp(42px, 7vw, 100px);
  grid-template-columns: minmax(0, .85fr) minmax(360px, 1.15fr);
}

.tt-form-panel {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 28px;
  box-shadow: var(--tt-shadow);
  padding: clamp(26px, 4vw, 50px);
}

.tt-form-panel h3 {
  font-size: clamp(1.45rem, 2.5vw, 2.2rem);
  margin: 0 0 8px;
}

.tt-form-panel > p {
  color: var(--tt-muted);
  font-size: .86rem;
}

.tt-form-panel .ff-el-input--label label {
  color: var(--tt-ink);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .02em;
}

.tt-form-panel .ff-el-form-control {
  background: #f7faf9;
  border: 1px solid rgba(6,26,43,.17);
  border-radius: 12px;
  color: var(--tt-ink);
  min-height: 50px;
  padding: 12px 14px;
}

.tt-form-panel textarea.ff-el-form-control {
  min-height: 150px;
}

.tt-form-panel .ff-btn-submit {
  background: linear-gradient(115deg, var(--tt-teal), #2fd7b9) !important;
  border: 0 !important;
  border-radius: 999px !important;
  box-shadow: 0 12px 30px rgba(19,191,169,.22);
  color: #03251f !important;
  font-weight: 800;
  min-height: 52px;
  padding: 0 26px !important;
}

.tt-form-note {
  border-top: 1px solid var(--tt-line);
  margin-top: 24px;
  padding-top: 18px;
}

.tt-site-footer {
  background: #04131f;
  color: #fff;
  padding-block: 74px 34px;
}

.tt-footer-grid {
  display: grid;
  gap: 40px;
  grid-template-columns: 1.5fr repeat(3, 1fr);
}

.tt-site-footer h3,
.tt-site-footer h4 {
  margin-top: 0;
}

.tt-site-footer p,
.tt-site-footer a {
  color: rgba(255,255,255,.64);
  font-size: .86rem;
  line-height: 1.8;
}

.tt-site-footer a {
  display: block;
  margin-bottom: 7px;
  text-decoration: none;
}

.tt-footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.48);
  font-size: .75rem;
  margin-top: 50px;
  padding-top: 24px;
}

[dir="rtl"] .tt-checks li {
  padding-left: 0;
  padding-right: 34px;
}

[dir="rtl"] .tt-checks li::before {
  left: auto;
  right: 4px;
}

[dir="rtl"] .tt-main-nav,
[dir="rtl"] .tt-language-nav,
[dir="rtl"] .tt-actions {
  direction: rtl;
}

@keyframes tt-rise {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .tt-hero-copy { animation: none; }
  .tt-card,
  .tt-btn { transition: none; }
}

@media (max-width: 1100px) {
  .tt-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .tt-contact-grid { grid-template-columns: repeat(2, 1fr); }
  .tt-main-nav { gap: 16px; }
}

@media (max-width: 860px) {
  .tt-hero { min-height: auto; }
  .tt-hero-grid,
  .tt-split { grid-template-columns: 1fr; }
  .tt-hero-visual { margin: 0 auto; max-width: 580px; width: 100%; }
  .tt-section-head { align-items: flex-start; flex-direction: column; }
  .tt-grid--3 { grid-template-columns: 1fr; }
  .tt-trust-grid { grid-template-columns: repeat(2, 1fr); }
  .tt-trust-item:nth-child(2) { border-right: 0; }
  .tt-footer-grid { grid-template-columns: repeat(2, 1fr); }
  .tt-inquiry-layout { grid-template-columns: 1fr; }
  .tt-header-inner { position: relative; }
  .tt-menu-toggle { display: inline-flex; }
  .tt-main-nav {
    align-items: stretch;
    background: rgba(251,253,252,.98);
    border: 1px solid var(--tt-line);
    border-radius: 22px;
    box-shadow: var(--tt-shadow);
    display: none;
    flex-direction: column;
    gap: 0;
    left: 20px;
    padding: 12px;
    position: absolute;
    right: 20px;
    top: calc(100% + 10px);
  }
  .tt-main-nav.is-open { display: flex; }
  .tt-main-nav a { border-radius: 12px; padding: 13px 14px; }
  .tt-main-nav a:hover { background: var(--tt-cloud); }
  .tt-main-nav .tt-nav-cta { margin-top: 6px; text-align: center; }
}

@media (max-width: 620px) {
  .tt-grid--4,
  .tt-grid--2,
  .tt-contact-grid,
  .tt-metrics,
  .tt-footer-grid { grid-template-columns: 1fr; }
  .tt-trust-grid { grid-template-columns: 1fr; }
  .tt-trust-item { border-bottom: 1px solid var(--tt-line); border-right: 0; }
  .tt-display { font-size: clamp(2.45rem, 13vw, 4rem); }
  .tt-product-placeholder { width: 62%; }
  .tt-floating-note { font-size: .68rem; }
  .tt-floating-note--a { left: -4px; }
  .tt-floating-note--b { right: -4px; }
  .tt-article-use-grid { grid-template-columns: 1fr; }
  .tt-insight-thumb { height: 220px; }
  .tt-article-figure-stage { aspect-ratio: 4 / 3; }
}

/* Version 2.1: curated product imagery and brand color direction. */
:root {
  --tt-ink: #061820;
  --tt-navy: #072f43;
  --tt-blue: #0b7198;
  --tt-teal: #0bb8aa;
  --tt-mint: #73e7bf;
  --tt-cloud: #e8efeb;
  --tt-paper: #f5f3ec;
  --tt-white: #fffdf7;
  --tt-line: rgba(6, 24, 32, .17);
  --tt-muted: #5a6868;
}

body {
  background:
    linear-gradient(90deg, transparent 0, transparent calc(100% - 1px), rgba(11, 113, 152, .045) calc(100% - 1px)) 0 0 / 12.5% 100%,
    var(--tt-paper);
}

.tt-section--cloud {
  background:
    linear-gradient(rgba(7, 47, 67, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 47, 67, .055) 1px, transparent 1px),
    #e7ede9;
  background-size: 48px 48px;
}

.tt-section--ink {
  background:
    radial-gradient(circle at 78% 18%, rgba(11, 184, 170, .17), transparent 29rem),
    linear-gradient(130deg, #05161e 0%, #082a38 58%, #083c43 100%);
}

.tt-hero {
  background:
    linear-gradient(rgba(115, 231, 191, .052) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 231, 191, .052) 1px, transparent 1px),
    radial-gradient(circle at 77% 45%, rgba(11, 184, 170, .22), transparent 25rem),
    linear-gradient(128deg, #05141c 0%, #071e2a 56%, #07343b 100%);
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.tt-product-stage--family {
  display: block;
  overflow: hidden;
}

.tt-product-stage--family .tt-product-family {
  filter: drop-shadow(0 34px 28px rgba(0, 0, 0, .36));
  height: auto;
  object-fit: contain;
  position: absolute;
  transform: none;
  transition: transform 600ms cubic-bezier(.2, .7, .2, 1);
  width: auto;
}

.tt-product-stage--family .tt-product-family--home {
  bottom: 3%;
  height: 58%;
  left: 1%;
  width: 37%;
  z-index: 3;
}

.tt-product-stage--family .tt-product-family--commercial {
  bottom: 1%;
  height: 88%;
  left: 34%;
  width: 35%;
  z-index: 2;
}

.tt-product-stage--family .tt-product-family--rack {
  bottom: 3%;
  height: 67%;
  right: 0;
  width: 37%;
  z-index: 1;
}

.tt-hero-visual:hover .tt-product-family--home {
  transform: translate3d(-7px, -4px, 0);
}

.tt-hero-visual:hover .tt-product-family--commercial {
  transform: translate3d(0, -8px, 0);
}

.tt-hero-visual:hover .tt-product-family--rack {
  transform: translate3d(7px, -3px, 0);
}

.tt-card--product {
  --tt-card-pad: clamp(27px, 3vw, 42px);
  min-height: 535px;
  padding: var(--tt-card-pad);
}

.tt-card-visual {
  background:
    radial-gradient(circle at 50% 48%, rgba(115, 231, 191, .38), transparent 48%),
    linear-gradient(145deg, #d9e6e1, #f7f7f1);
  border-bottom: 1px solid rgba(6, 24, 32, .12);
  display: block;
  height: 210px;
  margin: calc(0px - var(--tt-card-pad)) calc(0px - var(--tt-card-pad)) 30px;
  overflow: hidden;
  position: relative;
}

.tt-card-visual::before {
  background:
    linear-gradient(rgba(7, 47, 67, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 47, 67, .06) 1px, transparent 1px);
  background-size: 32px 32px;
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
  z-index: 1;
}

.tt-card-visual img {
  display: block;
  height: 100%;
  object-fit: contain;
  padding: 17px 22px 8px;
  position: relative;
  transform: scale(.97);
  transition: filter 240ms ease, transform 360ms cubic-bezier(.2, .7, .2, 1);
  width: 100%;
  z-index: 2;
}

.tt-card-visual--photo {
  background: #0a262f;
}

.tt-card-visual--photo::after {
  background: linear-gradient(135deg, rgba(5, 22, 30, .08), rgba(7, 63, 67, .38));
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
  z-index: 3;
}

.tt-card-visual--photo img {
  filter: saturate(.72) contrast(1.06);
  object-fit: cover;
  padding: 0;
  transform: scale(1.01);
}

.tt-card--product h3 {
  margin: 26px 0 16px;
}

.tt-card--product:hover .tt-card-visual img {
  filter: brightness(1.02) drop-shadow(0 15px 12px rgba(6, 24, 32, .16));
  transform: scale(1.035);
}

.tt-card--product:hover .tt-card-visual--photo img {
  filter: saturate(.78) contrast(1.08) brightness(.94);
  transform: scale(1.055);
}

.tt-media-panel--technical img,
.tt-media-panel:not(.tt-media-panel--product) img {
  filter: saturate(.74) contrast(1.04);
}

.tt-media-panel--technical::before {
  background: linear-gradient(135deg, transparent 45%, rgba(6, 57, 67, .24));
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
  z-index: 1;
}

@media (max-width: 980px) {
  .tt-card--product { min-height: 510px; }
}

@media (max-width: 620px) {
  .tt-hero-visual { min-height: 400px; }
  .tt-product-stage { inset: 7% 0 9%; }
  .tt-product-stage--family .tt-product-family--home { height: 53%; width: 39%; }
  .tt-product-stage--family .tt-product-family--commercial { height: 82%; left: 33%; width: 36%; }
  .tt-product-stage--family .tt-product-family--rack { height: 62%; width: 38%; }
  .tt-card--product { min-height: 500px; }
  .tt-card-visual { height: 224px; }
}

/* Version 2.0: industrial editorial system. */
:root {
  --tt-ink: #071314;
  --tt-navy: #0b292d;
  --tt-blue: #087f8c;
  --tt-teal: #10c5ae;
  --tt-mint: #78f1c4;
  --tt-cloud: #e9eeea;
  --tt-paper: #f4f3ed;
  --tt-white: #fffefa;
  --tt-line: rgba(7, 19, 20, .17);
  --tt-muted: #5e6c6a;
  --tt-radius: 3px;
  --tt-shadow: 0 32px 90px rgba(3, 18, 19, .15);
  --tt-display-font: "Space Grotesk", "Arial Narrow", sans-serif;
  --tt-body-font: "IBM Plex Sans", "Helvetica Neue", sans-serif;
  --tt-mono-font: "IBM Plex Mono", "Courier New", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  background:
    linear-gradient(90deg, rgba(7, 19, 20, .022) 1px, transparent 1px),
    var(--tt-paper);
  background-size: min(8.333vw, 120px) 100%;
  font-family: var(--tt-body-font);
  margin: 0;
  overflow-x: hidden;
}

html[lang="ar"] body,
html[dir="rtl"] body,
[lang="ar"],
[dir="rtl"] {
  font-family: "Noto Sans Arabic", var(--tt-body-font);
}

[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3,
[dir="rtl"] h4,
[dir="rtl"] .tt-display,
[dir="rtl"] .tt-h2,
[dir="rtl"] .tt-brand-name {
  font-family: "Noto Sans Arabic", var(--tt-display-font);
  letter-spacing: -.025em;
}

[dir="rtl"] .tt-eyebrow,
[dir="rtl"] .tt-btn,
[dir="rtl"] .tt-card-number,
[dir="rtl"] .tt-checks li,
[dir="rtl"] .tt-footer-kicker,
[dir="rtl"] .tt-footer-action,
[dir="rtl"] .tt-site-footer h4,
[dir="rtl"] .tt-footer-bottom {
  font-family: "Noto Sans Arabic", var(--tt-body-font);
  letter-spacing: 0;
}

h1,
h2,
h3,
h4,
.wp-block-site-title {
  font-family: var(--tt-display-font);
  font-weight: 600;
  letter-spacing: -.055em;
}

.tt-shell {
  max-width: 1540px;
  padding-inline: clamp(22px, 5.4vw, 88px);
}

.tt-section {
  padding-block: clamp(82px, 9.4vw, 152px);
}

.tt-section--tight {
  padding-block: clamp(54px, 6vw, 92px);
}

.tt-section--cloud {
  background:
    linear-gradient(rgba(7, 19, 20, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 19, 20, .055) 1px, transparent 1px),
    #e7ece7;
  background-size: 48px 48px;
}

.tt-section--ink {
  background:
    radial-gradient(circle at 78% 18%, rgba(16, 197, 174, .14), transparent 29rem),
    linear-gradient(130deg, #061112 0%, #0a2225 58%, #0a3032 100%);
}

.tt-eyebrow {
  color: #087b80;
  font-family: var(--tt-mono-font);
  font-size: .68rem;
  font-weight: 600;
  gap: 13px;
  letter-spacing: .17em;
  margin-bottom: 22px;
}

.tt-eyebrow::before {
  background: currentColor;
  height: 1px;
  width: 38px;
}

.tt-display {
  font-size: clamp(3.25rem, 6.3vw, 7.1rem);
  letter-spacing: -.074em;
  line-height: .89;
  max-width: 12ch;
}

.tt-h2 {
  font-size: clamp(2.45rem, 4.6vw, 5rem);
  letter-spacing: -.065em;
  line-height: .96;
  max-width: 14ch;
  overflow-wrap: anywhere;
}

.tt-lede {
  font-size: clamp(1rem, 1.35vw, 1.22rem);
  line-height: 1.76;
}

.tt-actions {
  gap: 10px;
  margin-top: 38px;
}

.tt-btn {
  border-radius: 2px;
  font-family: var(--tt-mono-font);
  font-size: .7rem;
  letter-spacing: .09em;
  min-height: 54px;
  padding-inline: 24px;
  text-transform: uppercase;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.tt-btn::after {
  content: "\2197";
  font-size: 1rem;
  line-height: 1;
}

.tt-btn:hover {
  transform: translate(3px, -3px);
}

.tt-btn--primary {
  background: var(--tt-mint);
  box-shadow: none;
  color: #04221e;
}

.tt-btn--primary:hover {
  background: #a0ffd9;
}

.tt-btn--ghost {
  border-color: rgba(7, 19, 20, .38);
}

.tt-utility-bar {
  background: #051011;
  color: rgba(255, 255, 255, .72);
}

.tt-utility-inner {
  align-items: center;
  display: flex;
  font-family: var(--tt-mono-font);
  font-size: .61rem;
  justify-content: space-between;
  letter-spacing: .12em;
  min-height: 32px;
  text-transform: uppercase;
}

.tt-utility-status {
  align-items: center;
  display: flex;
  gap: 10px;
}

.tt-utility-status::before {
  background: var(--tt-mint);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(120, 241, 196, .7);
  content: "";
  height: 6px;
  width: 6px;
}

.tt-utility-links {
  align-items: center;
  display: flex;
  gap: 24px;
}

.tt-utility-links a {
  color: inherit;
  text-decoration: none;
}

.tt-utility-links a:hover {
  color: var(--tt-mint);
}

.tt-utility-links br {
  display: none;
}

.tt-site-header {
  backdrop-filter: blur(22px);
  background: rgba(244, 243, 237, .93);
  box-shadow: 0 8px 30px rgba(5, 16, 17, .035);
}

.tt-header-inner {
  min-height: 78px;
}

.tt-brand {
  gap: 13px;
}

.tt-brand img {
  height: 43px;
  width: 43px;
}

.tt-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.tt-brand-name {
  font-family: var(--tt-display-font);
  font-size: 1.05rem;
  letter-spacing: .11em;
}

.tt-brand-sub {
  color: var(--tt-muted);
  font-family: var(--tt-mono-font);
  font-size: .52rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.tt-main-nav {
  counter-reset: tt-navigation;
  gap: clamp(15px, 1.7vw, 27px);
}

.tt-main-nav a {
  color: #243838;
  font-family: var(--tt-body-font);
  font-size: .76rem;
  font-weight: 600;
  position: relative;
}

.tt-main-nav a:not(.tt-nav-cta) {
  counter-increment: tt-navigation;
  padding-top: 11px;
}

.tt-main-nav a:not(.tt-nav-cta)::before {
  color: #86918f;
  content: "0" counter(tt-navigation);
  font-family: var(--tt-mono-font);
  font-size: .48rem;
  left: 0;
  letter-spacing: .08em;
  position: absolute;
  top: 0;
}

.tt-nav-cta {
  background: var(--tt-ink);
  border-radius: 2px;
  color: #fff !important;
  font-family: var(--tt-mono-font) !important;
  letter-spacing: .06em;
  padding: 13px 17px;
  text-transform: uppercase;
}

.tt-nav-cta:hover {
  background: #0d3c3e;
  color: var(--tt-mint) !important;
}

.tt-language-bar {
  background: #e4e8e3;
  border-bottom-color: rgba(7, 19, 20, .14);
}

.tt-language-nav {
  gap: 26px;
  min-height: 36px;
  scrollbar-width: none;
}

.tt-language-nav::-webkit-scrollbar {
  display: none;
}

.tt-language-nav > span,
.tt-language-nav a {
  font-family: var(--tt-mono-font);
  font-size: .59rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tt-language-nav > span {
  border-right: 1px solid var(--tt-line);
  padding-right: 25px;
}

[dir="rtl"] .tt-language-nav > span {
  border-left: 1px solid var(--tt-line);
  border-right: 0;
  padding-left: 25px;
  padding-right: 0;
}

.tt-language-nav ul {
  gap: 22px;
}

.tt-language-nav .current-lang a {
  color: #056a6f;
  text-decoration: underline;
  text-decoration-color: var(--tt-teal);
  text-underline-offset: 4px;
}

.tt-menu-toggle {
  border-radius: 2px;
  font-family: var(--tt-mono-font);
}

.tt-hero {
  background:
    linear-gradient(rgba(120, 241, 196, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 241, 196, .055) 1px, transparent 1px),
    radial-gradient(circle at 75% 46%, rgba(16, 197, 174, .2), transparent 25rem),
    #071314;
  background-size: 56px 56px, 56px 56px, auto, auto;
  color: #fff;
  min-height: min(880px, calc(100vh - 146px));
  padding-block: clamp(80px, 8.7vw, 142px);
}

.tt-hero::before {
  background: none;
  color: rgba(255, 255, 255, .026);
  content: "ENERGY";
  font-family: var(--tt-display-font);
  font-size: clamp(8rem, 22vw, 23rem);
  font-weight: 700;
  inset: auto -2vw -5vw auto;
  letter-spacing: -.1em;
  line-height: .7;
  mask-image: none;
  opacity: 1;
  position: absolute;
  white-space: nowrap;
}

.tt-hero-grid {
  gap: clamp(54px, 7vw, 112px);
  grid-template-columns: minmax(0, .88fr) minmax(430px, 1.12fr);
}

.tt-hero-copy::after {
  border-top: 1px solid rgba(255, 255, 255, .2);
  color: rgba(255, 255, 255, .4);
  content: "TT / GLOBAL ENERGY SYSTEMS / 2026";
  display: block;
  font-family: var(--tt-mono-font);
  font-size: .56rem;
  letter-spacing: .12em;
  margin-top: clamp(48px, 7vw, 90px);
  padding-top: 15px;
  width: min(100%, 560px);
}

.tt-hero .tt-eyebrow {
  color: var(--tt-mint);
}

.tt-hero .tt-lede {
  color: rgba(255, 255, 255, .66);
  max-width: 620px;
}

.tt-hero .tt-btn--ghost {
  border-color: rgba(255, 255, 255, .36);
  color: #fff;
}

.tt-hero-visual {
  aspect-ratio: 1.05;
  min-height: 520px;
}

.tt-hero-visual::before,
.tt-hero-visual::after {
  font-family: var(--tt-mono-font);
  font-size: .55rem;
  letter-spacing: .12em;
  position: absolute;
  z-index: 4;
}

.tt-hero-visual::before {
  color: rgba(255, 255, 255, .52);
  content: "SYSTEM / 01";
  left: 1px;
  top: 3%;
}

.tt-hero-visual::after {
  bottom: 3%;
  color: var(--tt-mint);
  content: "ENERGY IN MOTION";
  right: 1px;
}

.tt-hero-orbit {
  background:
    radial-gradient(ellipse at 50% 48%, rgba(120, 241, 196, .46), rgba(16, 197, 174, .12) 35%, transparent 67%);
  border: 1px solid rgba(120, 241, 196, .18);
  border-radius: 0;
  filter: none;
  inset: 5% 4%;
  transform: skewX(-3deg);
}

.tt-hero-orbit::before,
.tt-hero-orbit::after {
  border-color: rgba(120, 241, 196, .33);
  border-style: solid;
  content: "";
  height: 42px;
  position: absolute;
  width: 42px;
}

.tt-hero-orbit::before {
  border-width: 1px 0 0 1px;
  left: -1px;
  top: -1px;
}

.tt-hero-orbit::after {
  border-width: 0 1px 1px 0;
  bottom: -1px;
  right: -1px;
}

.tt-product-stage {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(145deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .02));
  background-size: 40px 40px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 0;
  box-shadow: 0 42px 100px rgba(0, 0, 0, .28);
  clip-path: polygon(0 0, calc(100% - 42px) 0, 100% 42px, 100% 100%, 42px 100%, 0 calc(100% - 42px));
  inset: 8% 3% 9%;
}

.tt-product-stage::before {
  border-left: 1px solid rgba(120, 241, 196, .25);
  color: rgba(255, 255, 255, .42);
  content: "POWER / STORAGE / CONTROL";
  font-family: var(--tt-mono-font);
  font-size: .5rem;
  height: 68%;
  left: 18px;
  letter-spacing: .15em;
  padding-left: 9px;
  position: absolute;
  top: 16%;
  writing-mode: vertical-rl;
}

.tt-product-stage::after {
  background: linear-gradient(90deg, transparent, rgba(120, 241, 196, .16), transparent);
  height: 1px;
  left: 8%;
  top: 30%;
  transform: none;
  width: 84%;
}

.tt-product-stage img {
  filter: drop-shadow(0 38px 38px rgba(0, 0, 0, .34));
  height: 91%;
  transform: translateY(2%) scale(1.04);
  width: 91%;
}

.tt-floating-note {
  backdrop-filter: blur(14px);
  background: rgba(5, 16, 17, .84);
  border: 1px solid rgba(120, 241, 196, .32);
  border-radius: 1px;
  box-shadow: none;
  color: #fff;
  font-family: var(--tt-mono-font);
  font-size: .57rem;
  letter-spacing: .1em;
  padding: 13px 15px;
  text-transform: uppercase;
}

.tt-floating-note--a {
  left: -2%;
  top: 21%;
}

.tt-floating-note--a::before {
  color: var(--tt-mint);
  content: "01 / ";
}

.tt-floating-note--b {
  bottom: 15%;
  right: -2%;
}

.tt-floating-note--b::before {
  color: var(--tt-mint);
  content: "02 / ";
}

.tt-trust-strip {
  background: #0b1b1c;
  border-color: rgba(255, 255, 255, .1);
  color: #fff;
}

.tt-trust-item {
  border-right-color: rgba(255, 255, 255, .12);
  min-height: 118px;
  padding-block: 29px;
  position: relative;
}

.tt-trust-item::before {
  color: var(--tt-mint);
  content: "+";
  font-family: var(--tt-mono-font);
  font-size: .76rem;
  position: absolute;
  right: 18px;
  top: 16px;
}

.tt-trust-item strong {
  font-family: var(--tt-display-font);
  font-size: 1.12rem;
  letter-spacing: -.03em;
}

.tt-trust-item span {
  color: rgba(255, 255, 255, .5);
  font-family: var(--tt-mono-font);
  font-size: .6rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.tt-section-head {
  align-items: start;
  border-top: 1px solid var(--tt-line);
  margin-bottom: clamp(48px, 6.4vw, 86px);
  padding-top: 22px;
}

.tt-section-head > div {
  position: relative;
}

.tt-section-head > div::after {
  color: rgba(7, 19, 20, .24);
  content: "TIANTAI / ENERGY";
  font-family: var(--tt-mono-font);
  font-size: .54rem;
  letter-spacing: .12em;
  position: absolute;
  right: 0;
  top: 1px;
}

.tt-section--ink .tt-section-head {
  border-top-color: rgba(255, 255, 255, .2);
}

.tt-section--ink .tt-section-head > div::after {
  color: rgba(255, 255, 255, .3);
}

.tt-grid {
  gap: 1px;
}

.tt-hero-grid > *,
.tt-split > *,
.tt-section-head > *,
.tt-inquiry-layout > * {
  min-width: 0;
}

.tt-card {
  background: rgba(255, 254, 250, .76);
  border: 1px solid rgba(7, 19, 20, .18);
  border-radius: 1px;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
  min-height: 360px;
  padding: clamp(27px, 3vw, 42px);
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease, transform 220ms ease;
}

.tt-card::after {
  background: var(--tt-teal);
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  top: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms ease;
  width: 100%;
}

.tt-card:hover {
  background: #0b2325;
  border-color: #0b2325;
  box-shadow: none;
  color: #fff;
  transform: translateY(-7px);
}

.tt-card:hover::after {
  transform: scaleX(1);
}

.tt-card-number {
  color: #07857e;
  font-family: var(--tt-mono-font);
  font-size: .62rem;
}

.tt-card h3 {
  font-size: clamp(1.45rem, 2vw, 2rem);
  margin: clamp(72px, 8vw, 122px) 0 18px;
  overflow-wrap: anywhere;
}

.tt-card p {
  color: var(--tt-muted);
  font-size: .92rem;
}

.tt-card:hover p,
.tt-card:hover .tt-insight-card time {
  color: rgba(255, 255, 255, .62);
}

.tt-card-link {
  color: #08767c;
  font-family: var(--tt-mono-font);
  font-size: .63rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.tt-card:hover .tt-card-number,
.tt-card:hover .tt-card-link {
  color: var(--tt-mint);
}

main > .tt-trust-strip + .tt-section .tt-grid--4 {
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

main > .tt-trust-strip + .tt-section .tt-grid--4 .tt-card:nth-child(1),
main > .tt-trust-strip + .tt-section .tt-grid--4 .tt-card:nth-child(4) {
  grid-column: span 5;
}

main > .tt-trust-strip + .tt-section .tt-grid--4 .tt-card:nth-child(2),
main > .tt-trust-strip + .tt-section .tt-grid--4 .tt-card:nth-child(3) {
  grid-column: span 7;
}

.tt-feature {
  border-top-color: rgba(255, 255, 255, .2);
  min-height: 210px;
  padding: 28px 24px 22px 0;
  position: relative;
}

.tt-feature::after {
  color: rgba(120, 241, 196, .42);
  content: "+";
  font-family: var(--tt-mono-font);
  position: absolute;
  right: 15px;
  top: 15px;
}

.tt-feature h3 {
  font-size: clamp(1.2rem, 1.7vw, 1.58rem);
}

.tt-feature p {
  font-size: .9rem;
}

.tt-split {
  align-items: stretch;
  gap: clamp(40px, 7vw, 110px);
}

.tt-media-panel {
  border-radius: 1px;
  box-shadow: 18px 18px 0 rgba(7, 19, 20, .08);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
  min-height: 0;
  width: 100%;
}

.tt-media-panel::after {
  border: 1px solid rgba(255, 255, 255, .55);
  content: "";
  inset: 18px;
  pointer-events: none;
  position: absolute;
}

.tt-media-panel--product {
  background:
    linear-gradient(rgba(7, 19, 20, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 19, 20, .06) 1px, transparent 1px),
    #dbe8e2;
  background-size: 44px 44px;
}

.tt-checks li {
  font-family: var(--tt-mono-font);
  font-size: .72rem;
  letter-spacing: .025em;
  padding-block: 19px;
  text-transform: uppercase;
}

.tt-checks li::before {
  border-radius: 0;
  height: 7px;
  top: 25px;
  transform: rotate(45deg);
  width: 7px;
}

.tt-cta,
.tt-article-cta {
  background:
    linear-gradient(rgba(120, 241, 196, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 241, 196, .07) 1px, transparent 1px),
    radial-gradient(circle at 86% 20%, rgba(16, 197, 174, .22), transparent 24rem),
    #071719;
  background-size: 42px 42px, 42px 42px, auto, auto;
  border: 1px solid rgba(120, 241, 196, .2);
  border-radius: 1px;
  clip-path: polygon(0 0, calc(100% - 45px) 0, 100% 45px, 100% 100%, 0 100%);
}

.tt-cta::after {
  color: rgba(255, 255, 255, .06);
  content: "TT";
  font-family: var(--tt-display-font);
  font-size: clamp(9rem, 21vw, 20rem);
  font-weight: 700;
  line-height: .7;
  position: absolute;
  right: 3%;
  top: 16%;
}

.tt-cta > * {
  position: relative;
  z-index: 1;
}

.tt-page-hero {
  background:
    linear-gradient(rgba(120, 241, 196, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 241, 196, .055) 1px, transparent 1px),
    radial-gradient(circle at 83% 20%, rgba(16, 197, 174, .19), transparent 26rem),
    #071314;
  background-size: 54px 54px, 54px 54px, auto, auto;
  overflow: hidden;
  padding-block: clamp(100px, 12vw, 184px);
  position: relative;
}

.tt-page-hero::after {
  color: rgba(255, 255, 255, .035);
  content: "TT";
  font-family: var(--tt-display-font);
  font-size: clamp(15rem, 37vw, 36rem);
  font-weight: 700;
  letter-spacing: -.12em;
  line-height: .62;
  position: absolute;
  right: -2vw;
  top: 14%;
}

.tt-page-hero .tt-shell {
  position: relative;
  z-index: 1;
}

.tt-page-hero .tt-shell::before {
  border-top: 1px solid rgba(255, 255, 255, .22);
  color: rgba(255, 255, 255, .4);
  content: "TIANTAITECH / ENERGY SYSTEMS";
  display: block;
  font-family: var(--tt-mono-font);
  font-size: .55rem;
  letter-spacing: .13em;
  margin-bottom: clamp(38px, 5vw, 68px);
  padding-top: 14px;
  width: min(100%, 800px);
}

.tt-page-hero h1 {
  font-size: clamp(3.1rem, 6.5vw, 7rem);
  letter-spacing: -.075em;
  line-height: .9;
  max-width: 13ch;
}

.tt-page-hero p:not(.tt-eyebrow) {
  border-left: 1px solid rgba(120, 241, 196, .44);
  color: rgba(255, 255, 255, .66);
  font-size: clamp(1rem, 1.35vw, 1.19rem);
  margin-top: 34px;
  padding-left: 22px;
}

[dir="rtl"] .tt-page-hero p:not(.tt-eyebrow) {
  border-left: 0;
  border-right: 1px solid rgba(120, 241, 196, .44);
  padding-left: 0;
  padding-right: 22px;
}

.tt-metric {
  min-height: 130px;
  padding-block: 28px;
}

.tt-metric strong {
  font-family: var(--tt-display-font);
  font-size: 1.5rem;
}

.tt-contact-card {
  background: rgba(255, 254, 250, .72);
  border-radius: 1px;
  min-height: 170px;
}

.tt-contact-card h3 {
  font-size: 1.35rem;
}

.tt-form-panel {
  background: rgba(255, 254, 250, .88);
  border-radius: 1px;
  box-shadow: 18px 18px 0 rgba(7, 19, 20, .08);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
}

.tt-form-panel .ff-el-input--label label {
  font-family: var(--tt-mono-font);
  font-size: .65rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.tt-form-panel .ff-el-form-control {
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(7, 19, 20, .28);
  border-radius: 0;
  padding-inline: 0;
}

.tt-form-panel .ff-el-form-control:focus {
  border-bottom-color: var(--tt-teal);
  box-shadow: none;
}

.tt-form-panel .ff-btn-submit {
  background: var(--tt-ink) !important;
  border-radius: 1px !important;
  box-shadow: none;
  color: #fff !important;
  font-family: var(--tt-mono-font);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tt-insight-card {
  clip-path: none;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.tt-insight-thumb {
  background:
    linear-gradient(rgba(7, 19, 20, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 19, 20, .05) 1px, transparent 1px),
    #e1e9e4;
  background-size: 40px 40px;
  height: 290px;
}

.tt-insight-card-body {
  flex: 1;
}

.tt-insight-card h3 {
  margin-top: 34px;
}

.tt-pagination .page-numbers {
  border-radius: 1px;
  font-family: var(--tt-mono-font);
  font-size: .66rem;
}

.single-post main.tt-section {
  max-width: 1120px;
  padding-top: clamp(78px, 9vw, 140px);
}

.single-post .wp-block-post-title {
  font-size: clamp(3rem, 6.5vw, 6.8rem) !important;
  letter-spacing: -.072em;
  max-width: 13ch;
}

.single-post .wp-block-post-terms,
.single-post .wp-block-post-date {
  font-family: var(--tt-mono-font);
  font-size: .64rem;
}

.single-post .wp-block-post-featured-image {
  border-radius: 1px !important;
}

.single-post .wp-block-post-content {
  font-size: clamp(1.02rem, 1.2vw, 1.14rem);
}

.tt-article h2 {
  font-size: clamp(2.1rem, 3.8vw, 3.7rem);
  letter-spacing: -.055em;
}

.tt-article-figure-stage,
.tt-article-summary,
.tt-article-toc,
.tt-article-note,
.tt-article-use-grid > div,
.tt-table-wrap {
  border-radius: 1px;
}

.tt-article-figure-stage {
  background:
    linear-gradient(rgba(7, 19, 20, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 19, 20, .05) 1px, transparent 1px),
    #dfe8e3;
  background-size: 44px 44px;
}

.tt-article-summary,
.tt-article-toc,
.tt-article-note {
  background: #e4e9e4;
}

.tt-article-toc strong,
.tt-article-use-grid span,
.tt-article-table th {
  font-family: var(--tt-mono-font);
}

.tt-site-footer {
  background:
    linear-gradient(rgba(120, 241, 196, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 241, 196, .04) 1px, transparent 1px),
    #040e0f;
  background-size: 52px 52px;
  padding-block: clamp(70px, 8vw, 118px) 34px;
}

.tt-footer-lead {
  align-items: end;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  display: grid;
  gap: 30px;
  grid-template-columns: 1fr auto;
  margin-bottom: 66px;
  padding-bottom: 64px;
}

.tt-footer-lead > * {
  min-width: 0;
}

.tt-footer-kicker {
  color: var(--tt-mint);
  font-family: var(--tt-mono-font);
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.tt-footer-lead h2 {
  font-size: clamp(2.25rem, 4.6vw, 5rem);
  line-height: .98;
  margin: 17px 0 0;
  max-width: 16ch;
  overflow-wrap: anywhere;
}

.tt-footer-action {
  align-items: center;
  border: 1px solid rgba(120, 241, 196, .42);
  color: #fff;
  display: inline-flex;
  font-family: var(--tt-mono-font);
  font-size: .65rem;
  gap: 26px;
  letter-spacing: .08em;
  min-height: 62px;
  padding: 0 22px;
  text-decoration: none;
  text-transform: uppercase;
}

.tt-footer-action span {
  color: var(--tt-mint);
  font-size: 1.2rem;
}

.tt-footer-action:hover {
  background: var(--tt-mint);
  color: var(--tt-ink);
}

.tt-footer-brand h3 {
  font-size: clamp(2rem, 3vw, 3.2rem);
  letter-spacing: -.055em;
  margin-bottom: 18px;
}

.tt-footer-grid {
  gap: clamp(34px, 5vw, 72px);
  grid-template-columns: 1.6fr repeat(3, 1fr);
}

.tt-site-footer h4 {
  color: rgba(255, 255, 255, .96);
  font-family: var(--tt-mono-font);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.tt-site-footer p,
.tt-site-footer a {
  font-size: .82rem;
}

.tt-site-footer a:hover {
  color: var(--tt-mint);
}

.tt-footer-bottom {
  align-items: center;
  display: flex;
  font-family: var(--tt-mono-font);
  justify-content: space-between;
  letter-spacing: .04em;
}

.tt-footer-bottom::after {
  color: var(--tt-mint);
  content: "NX / CN / GLOBAL";
}

.tt-motion-ready .tt-reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 720ms cubic-bezier(.2, .7, .2, 1), transform 720ms cubic-bezier(.2, .7, .2, 1);
}

.tt-motion-ready .tt-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.tt-motion-ready .tt-reveal-group > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 560ms cubic-bezier(.2, .7, .2, 1), transform 560ms cubic-bezier(.2, .7, .2, 1);
}

.tt-motion-ready .tt-reveal-group.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.tt-motion-ready .tt-reveal-group.is-visible > *:nth-child(2) { transition-delay: 70ms; }
.tt-motion-ready .tt-reveal-group.is-visible > *:nth-child(3) { transition-delay: 140ms; }
.tt-motion-ready .tt-reveal-group.is-visible > *:nth-child(4) { transition-delay: 210ms; }
.tt-motion-ready .tt-reveal-group.is-visible > *:nth-child(5) { transition-delay: 280ms; }
.tt-motion-ready .tt-reveal-group.is-visible > *:nth-child(6) { transition-delay: 350ms; }

@media (prefers-reduced-motion: reduce) {
  .tt-motion-ready .tt-reveal,
  .tt-motion-ready .tt-reveal-group > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 1180px) {
  .tt-main-nav { gap: 14px; }
  .tt-main-nav a { font-size: .71rem; }
  .tt-brand-sub { display: none; }
  .tt-hero-grid { grid-template-columns: minmax(0, .92fr) minmax(390px, 1.08fr); }
}

@media (max-width: 980px) {
  .tt-utility-links a:first-of-type { display: none; }
  .tt-menu-toggle { display: inline-flex; }
  .tt-main-nav {
    align-items: stretch;
    background: rgba(244, 243, 237, .99);
    border: 1px solid var(--tt-line);
    border-radius: 1px;
    box-shadow: var(--tt-shadow);
    display: none;
    flex-direction: column;
    gap: 0;
    left: 22px;
    padding: 12px;
    position: absolute;
    right: 22px;
    top: calc(100% + 10px);
  }
  .tt-main-nav.is-open { display: flex; }
  .tt-main-nav a,
  .tt-main-nav a:not(.tt-nav-cta) { border-radius: 0; padding: 17px 15px; }
  .tt-main-nav a:not(.tt-nav-cta)::before { display: none; }
  .tt-main-nav .tt-nav-cta { margin-top: 6px; text-align: center; }
  .tt-hero-grid { grid-template-columns: 1fr; }
  .tt-hero-copy { max-width: 860px; }
  .tt-hero-visual { margin-inline: auto; max-width: 720px; width: 100%; }
  main > .tt-trust-strip + .tt-section .tt-grid--4 .tt-card:nth-child(n) { grid-column: span 6; }
}

@media (max-width: 860px) {
  .tt-section-head > div::after { display: none; }
  .tt-footer-grid { grid-template-columns: repeat(2, 1fr); }
  .tt-footer-lead { align-items: start; grid-template-columns: 1fr; }
  .tt-feature { padding-right: 0; }
}

@media (max-width: 620px) {
  body { background-size: 92px 100%; }
  .tt-shell { padding-inline: 20px; }
  .tt-utility-inner { min-height: 30px; }
  .tt-utility-status { font-size: .54rem; }
  .tt-utility-links { gap: 12px; }
  .tt-utility-links a { font-size: .52rem; }
  .tt-header-inner { min-height: 68px; }
  .tt-brand img { height: 38px; width: 38px; }
  .tt-brand-name { font-size: .92rem; }
  .tt-language-nav { gap: 16px; }
  .tt-language-nav > span { display: none; }
  .tt-language-nav ul { gap: 17px; }
  .tt-hero { min-height: auto; padding-block: 72px 54px; }
  .tt-display { font-size: clamp(2.7rem, 13vw, 4.1rem); overflow-wrap: anywhere; }
  .tt-hero-copy::after { margin-top: 48px; }
  .tt-hero-visual { aspect-ratio: .9; min-height: 0; }
  .tt-product-stage { clip-path: polygon(0 0, calc(100% - 25px) 0, 100% 25px, 100% 100%, 25px 100%, 0 calc(100% - 25px)); }
  .tt-product-stage::before { display: none; }
  .tt-floating-note { font-size: .49rem; padding: 10px; }
  .tt-trust-item { min-height: 94px; }
  .tt-section { padding-block: 76px; }
  .tt-h2 { font-size: clamp(2.35rem, 12vw, 3.55rem); }
  .tt-section-head { gap: 25px; }
  main > .tt-trust-strip + .tt-section .tt-grid--4 { grid-template-columns: 1fr; }
  main > .tt-trust-strip + .tt-section .tt-grid--4 .tt-card:nth-child(n) { grid-column: auto; }
  .tt-card { min-height: 315px; }
  .tt-card h3 { margin-top: 76px; }
  .tt-media-panel { min-height: 0; }
  .tt-page-hero { padding-block: 82px 96px; }
  .tt-page-hero h1 { font-size: clamp(3rem, 14vw, 4.6rem); }
  .tt-page-hero .tt-shell::before { margin-bottom: 36px; }
  .tt-page-hero p:not(.tt-eyebrow) { padding-left: 16px; }
  .tt-form-panel { box-shadow: 10px 10px 0 rgba(7, 19, 20, .07); padding: 26px 22px; }
  .tt-insight-thumb { height: 235px; }
  .tt-footer-lead { margin-bottom: 50px; padding-bottom: 50px; }
  .tt-footer-action { justify-content: space-between; width: 100%; }
  .tt-footer-grid { grid-template-columns: 1fr; }
  .tt-footer-bottom { align-items: flex-start; flex-direction: column; gap: 12px; }
}

/* Version 2.2: image-led global brand system and refined type scale. */
:root {
  --tt-ink: #061820;
  --tt-navy: #072f43;
  --tt-blue: #0b7198;
  --tt-teal: #0bb8aa;
  --tt-mint: #73e7bf;
  --tt-cloud: #e8efeb;
  --tt-paper: #f5f3ec;
  --tt-white: #fffdf7;
  --tt-line: rgba(6, 24, 32, .17);
  --tt-muted: #5a6868;
}

body {
  background:
    linear-gradient(90deg, transparent 0, transparent calc(100% - 1px), rgba(11, 113, 152, .045) calc(100% - 1px)) 0 0 / 12.5% 100%,
    var(--tt-paper);
}

.tt-section {
  padding-block: clamp(72px, 8vw, 128px);
}

.tt-section--tight {
  padding-block: clamp(48px, 5.5vw, 82px);
}

.tt-display {
  font-size: clamp(3rem, 5.5vw, 6.15rem);
  letter-spacing: -.066em;
  line-height: .92;
  max-width: 12.5ch;
}

.tt-h2 {
  font-size: clamp(2.1rem, 3.8vw, 4.15rem);
  letter-spacing: -.058em;
  line-height: 1;
  max-width: 14ch;
}

.tt-lede {
  font-size: clamp(1rem, 1.15vw, 1.14rem);
  line-height: 1.74;
  max-width: 680px;
}

.tt-section-head {
  margin-bottom: clamp(42px, 5vw, 72px);
}

.tt-page-hero {
  padding-block: clamp(92px, 10vw, 148px) clamp(96px, 11vw, 164px);
}

.tt-page-hero h1 {
  font-size: clamp(2.8rem, 5.4vw, 5.8rem);
  letter-spacing: -.066em;
  line-height: .94;
  max-width: 15ch;
}

.tt-page-hero p:not(.tt-eyebrow) {
  max-width: 700px;
}

.tt-section--cloud {
  background:
    linear-gradient(rgba(7, 47, 67, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 47, 67, .055) 1px, transparent 1px),
    #e7ede9;
  background-size: 48px 48px;
}

.tt-section--ink {
  background:
    radial-gradient(circle at 78% 18%, rgba(11, 184, 170, .17), transparent 29rem),
    linear-gradient(130deg, #05161e 0%, #082a38 58%, #083c43 100%);
}

.tt-hero {
  background:
    linear-gradient(rgba(115, 231, 191, .052) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 231, 191, .052) 1px, transparent 1px),
    radial-gradient(circle at 77% 45%, rgba(11, 184, 170, .22), transparent 25rem),
    linear-gradient(128deg, #05141c 0%, #071e2a 56%, #07343b 100%);
  background-size: 56px 56px, 56px 56px, auto, auto;
  min-height: min(820px, calc(100vh - 146px));
  padding-block: clamp(72px, 7.8vw, 122px);
}

.tt-hero-grid {
  gap: clamp(46px, 6vw, 92px);
  grid-template-columns: minmax(0, .94fr) minmax(430px, 1.06fr);
}

.tt-product-stage--family {
  display: block;
  overflow: hidden;
}

.tt-product-stage--family .tt-product-family {
  filter: drop-shadow(0 34px 28px rgba(0, 0, 0, .36));
  height: auto;
  object-fit: contain;
  position: absolute;
  transform: none;
  transition: transform 600ms cubic-bezier(.2, .7, .2, 1);
  width: auto;
}

.tt-product-stage--family .tt-product-family--home {
  bottom: 3%;
  height: 58%;
  left: 1%;
  width: 37%;
  z-index: 3;
}

.tt-product-stage--family .tt-product-family--commercial {
  bottom: 1%;
  height: 88%;
  left: 34%;
  width: 35%;
  z-index: 2;
}

.tt-product-stage--family .tt-product-family--rack {
  bottom: 3%;
  height: 67%;
  right: 0;
  width: 37%;
  z-index: 1;
}

.tt-card h3 {
  font-size: clamp(1.3rem, 1.65vw, 1.78rem);
}

.tt-card--product {
  --tt-card-pad: clamp(27px, 3vw, 42px);
  min-height: 495px;
  padding: var(--tt-card-pad);
}

.tt-card-visual {
  height: 190px;
}

.tt-card--product h3 {
  margin: 23px 0 14px;
}

.tt-card--product p {
  line-height: 1.62;
}

.tt-proof-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.tt-proof-item {
  background: #09232d;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
  grid-column: span 5;
  height: clamp(320px, 31vw, 455px);
  margin: 0;
  overflow: hidden;
  position: relative;
}

.tt-proof-item--wide {
  grid-column: span 7;
}

.tt-proof-item img {
  filter: saturate(.7) contrast(1.055);
  height: 100%;
  object-fit: cover;
  transform: scale(1.01);
  transition: filter 280ms ease, transform 600ms cubic-bezier(.2, .7, .2, 1);
  width: 100%;
}

.tt-proof-item::after {
  background: linear-gradient(180deg, transparent 48%, rgba(3, 18, 24, .88));
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.tt-proof-item:hover img {
  filter: saturate(.86) contrast(1.04);
  transform: scale(1.045);
}

.tt-proof-item figcaption {
  bottom: 0;
  color: #fffdf7;
  display: flex;
  font-family: var(--tt-display-font);
  font-size: clamp(1rem, 1.5vw, 1.35rem);
  gap: 16px;
  left: 0;
  line-height: 1.15;
  padding: 24px clamp(22px, 3vw, 38px);
  position: absolute;
  right: 0;
  z-index: 2;
}

.tt-proof-item figcaption span {
  color: var(--tt-mint);
  font-family: var(--tt-mono-font);
  font-size: .58rem;
  letter-spacing: .12em;
  padding-top: 4px;
}

.tt-global-layout {
  align-items: center;
  display: grid;
  gap: clamp(48px, 7vw, 108px);
  grid-template-columns: minmax(0, .72fr) minmax(520px, 1.28fr);
}

.tt-global-copy .tt-h2 {
  max-width: 11ch;
}

.tt-region-list {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 42px;
}

.tt-region-list span {
  border-top: 1px solid rgba(255, 255, 255, .18);
  color: rgba(255, 255, 255, .7);
  font-family: var(--tt-mono-font);
  font-size: .6rem;
  letter-spacing: .09em;
  padding: 14px 12px 14px 0;
  text-transform: uppercase;
}

.tt-global-map {
  background: #04151d;
  border: 1px solid rgba(115, 231, 191, .2);
  box-shadow: 24px 24px 0 rgba(2, 13, 18, .24);
  clip-path: polygon(0 0, calc(100% - 38px) 0, 100% 38px, 100% 100%, 0 100%);
  margin: 0;
  overflow: hidden;
}

.tt-global-map img {
  display: block;
  height: auto;
  width: 100%;
}

.tt-global-map figcaption {
  border-top: 1px solid rgba(115, 231, 191, .16);
  color: rgba(255, 255, 255, .48);
  font-family: var(--tt-mono-font);
  font-size: .54rem;
  letter-spacing: .07em;
  padding: 13px 18px;
  text-transform: uppercase;
}

.tt-media-panel--technical {
  aspect-ratio: 16 / 10;
}

@media (max-width: 1100px) {
  .tt-global-layout { grid-template-columns: minmax(0, .82fr) minmax(460px, 1.18fr); }
}

@media (max-width: 980px) {
  .tt-hero-grid { grid-template-columns: 1fr; }
  .tt-hero-copy { max-width: 860px; }
  .tt-hero-visual { margin-inline: auto; max-width: 720px; width: 100%; }
  .tt-global-layout { grid-template-columns: 1fr; }
  .tt-global-copy { max-width: 720px; }
  .tt-global-copy .tt-h2 { max-width: 14ch; }
  .tt-proof-item,
  .tt-proof-item--wide { grid-column: span 6; }
  .tt-card--product { min-height: 480px; }
}

@media (max-width: 620px) {
  .tt-section { padding-block: 68px; }
  .tt-display { font-size: clamp(2.55rem, 11.6vw, 3.65rem); line-height: .96; }
  .tt-h2 { font-size: clamp(2.05rem, 9.8vw, 3.05rem); line-height: 1.02; }
  .tt-page-hero { padding-block: 76px 88px; }
  .tt-page-hero h1 { font-size: clamp(2.55rem, 11.4vw, 3.8rem); line-height: .97; }
  .tt-hero { padding-block: 64px 48px; }
  .tt-hero-visual { aspect-ratio: .94; min-height: 390px; }
  .tt-product-stage { inset: 7% 0 9%; }
  .tt-product-stage--family .tt-product-family--home { height: 53%; width: 39%; }
  .tt-product-stage--family .tt-product-family--commercial { height: 82%; left: 33%; width: 36%; }
  .tt-product-stage--family .tt-product-family--rack { height: 62%; width: 38%; }
  .tt-card--product { min-height: 465px; }
  .tt-card-visual { height: 205px; }
  .tt-card--product h3 { margin: 22px 0 14px; }
  .tt-proof-grid { grid-template-columns: 1fr; }
  .tt-proof-item,
  .tt-proof-item--wide { grid-column: auto; height: 285px; }
  .tt-proof-item--wide:last-child { height: 255px; }
  .tt-region-list { grid-template-columns: 1fr; margin-top: 32px; }
  .tt-global-map { box-shadow: 10px 10px 0 rgba(2, 13, 18, .24); }
}

/* Version 2.3: distinct inner-page stories, specification modules and visual galleries. */
.tt-page-hero--visual {
  padding-block: clamp(82px, 8vw, 118px);
}

.tt-page-hero--visual::after {
  background: linear-gradient(120deg, transparent 48%, rgba(115, 231, 191, .08) 48%, rgba(115, 231, 191, .08) 48.35%, transparent 48.35%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.tt-page-hero-layout {
  align-items: center;
  display: grid;
  gap: clamp(46px, 6vw, 92px);
  grid-template-columns: minmax(0, .92fr) minmax(430px, 1.08fr);
  padding-top: clamp(46px, 5vw, 68px);
}

.tt-page-hero--visual .tt-page-hero-layout::before {
  border-top: 1px solid rgba(255, 255, 255, .22);
  color: rgba(255, 255, 255, .4);
  content: "TIANTAITECH / ENERGY SYSTEMS";
  display: block;
  font-family: var(--tt-mono-font);
  font-size: .55rem;
  left: 0;
  letter-spacing: .13em;
  margin: 0;
  padding-top: 14px;
  position: absolute;
  right: 0;
  top: 0;
  width: 100%;
}

.tt-page-hero-copy {
  min-width: 0;
}

.tt-page-hero--visual h1 {
  font-size: clamp(2.8rem, 4.8vw, 5.25rem);
  line-height: .94;
  max-width: 11.5ch;
}

.tt-page-hero--visual .tt-page-hero-copy > p:not(.tt-eyebrow) {
  max-width: 610px;
}

.tt-page-hero-art {
  aspect-ratio: 1.16 / 1;
  background:
    linear-gradient(rgba(115, 231, 191, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 231, 191, .08) 1px, transparent 1px),
    radial-gradient(circle at 70% 32%, rgba(11, 184, 170, .3), transparent 42%),
    #09242d;
  background-size: 44px 44px, 44px 44px, auto, auto;
  border: 1px solid rgba(115, 231, 191, .2);
  clip-path: polygon(0 0, calc(100% - 36px) 0, 100% 36px, 100% 100%, 0 100%);
  margin: 0;
  overflow: hidden;
  position: relative;
}

.tt-page-hero-art::after {
  border: 1px solid rgba(255, 255, 255, .18);
  content: "";
  inset: 18px;
  pointer-events: none;
  position: absolute;
}

.tt-art-label {
  color: rgba(255, 255, 255, .58);
  font-family: var(--tt-mono-font);
  font-size: .54rem;
  left: 30px;
  letter-spacing: .12em;
  position: absolute;
  top: 28px;
  z-index: 5;
}

.tt-page-hero-art--products .tt-art-product {
  filter: drop-shadow(0 28px 26px rgba(0, 0, 0, .38));
  height: auto;
  object-fit: contain;
  position: absolute;
  width: auto;
}

.tt-page-hero-art--products .tt-art-product--home {
  bottom: 3%;
  left: 1%;
  width: 39%;
  z-index: 3;
}

.tt-page-hero-art--products .tt-art-product--cabinet {
  bottom: 1%;
  left: 33%;
  width: 37%;
  z-index: 2;
}

.tt-page-hero-art--products .tt-art-product--rack {
  bottom: 3%;
  right: -1%;
  width: 39%;
  z-index: 1;
}

.tt-page-hero-art--single img {
  filter: drop-shadow(0 34px 28px rgba(0, 0, 0, .42));
  height: 86%;
  inset: 10% 4% 2%;
  object-fit: contain;
  position: absolute;
  width: 92%;
}

.tt-page-hero-art--photo img,
.tt-page-hero-art--map img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.tt-page-hero-art--photo::before {
  background: linear-gradient(180deg, rgba(3, 18, 24, .08), rgba(3, 18, 24, .44));
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
  z-index: 2;
}

.tt-page-hero-art--map {
  aspect-ratio: 1.34 / 1;
}

.tt-page-hero-art--map img {
  object-fit: contain;
  padding: 34px 18px 18px;
}

.tt-spec-section .tt-section-head {
  align-items: end;
}

.tt-spec-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tt-spec-item {
  border-left: 1px solid rgba(255, 255, 255, .18);
  border-top: 1px solid rgba(255, 255, 255, .18);
  min-height: 188px;
  padding: clamp(24px, 3vw, 38px);
}

.tt-spec-item:nth-child(4n) {
  border-right: 1px solid rgba(255, 255, 255, .18);
}

.tt-spec-item:nth-last-child(-n + 4) {
  border-bottom: 1px solid rgba(255, 255, 255, .18);
}

.tt-spec-item span,
.tt-spec-item small {
  color: rgba(255, 255, 255, .5);
  display: block;
  font-family: var(--tt-mono-font);
  font-size: .58rem;
  letter-spacing: .075em;
  text-transform: uppercase;
}

.tt-spec-item strong {
  color: var(--tt-white);
  display: block;
  font-family: var(--tt-display-font);
  font-size: clamp(1.15rem, 1.65vw, 1.55rem);
  font-weight: 600;
  line-height: 1.15;
  margin: 34px 0 12px;
}

.tt-spec-grid--light .tt-spec-item {
  border-color: rgba(6, 24, 32, .18);
}

.tt-spec-grid--light .tt-spec-item span,
.tt-spec-grid--light .tt-spec-item small {
  color: var(--tt-muted);
}

.tt-spec-grid--light .tt-spec-item strong {
  color: var(--tt-ink);
}

.tt-spec-note {
  color: inherit;
  font-family: var(--tt-mono-font);
  font-size: .6rem;
  letter-spacing: .045em;
  margin: 20px 0 0;
  opacity: .58;
  text-transform: uppercase;
}

.tt-visual-band {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.tt-visual-card {
  background: #09232d;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
  grid-column: span 3;
  height: clamp(330px, 30vw, 430px);
  margin: 0;
  overflow: hidden;
  position: relative;
}

.tt-visual-card--wide {
  grid-column: span 6;
}

.tt-visual-band--equal .tt-visual-card {
  grid-column: span 4;
}

.tt-visual-band--quad .tt-visual-card {
  grid-column: span 3;
  height: clamp(300px, 28vw, 400px);
}

.tt-visual-card img {
  filter: saturate(.78) contrast(1.04);
  height: 100%;
  object-fit: cover;
  transition: filter 280ms ease, transform 600ms cubic-bezier(.2, .7, .2, 1);
  width: 100%;
}

.tt-visual-card--product {
  background:
    linear-gradient(rgba(7, 47, 67, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 47, 67, .07) 1px, transparent 1px),
    #dde7e3;
  background-size: 36px 36px;
}

.tt-section--ink .tt-visual-card--product {
  background:
    linear-gradient(rgba(115, 231, 191, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 231, 191, .075) 1px, transparent 1px),
    #09242d;
  background-size: 36px 36px;
}

.tt-visual-card--product img {
  filter: drop-shadow(0 28px 24px rgba(3, 18, 24, .25));
  object-fit: contain;
  padding: 48px 26px 55px;
}

.tt-visual-card::after {
  background: linear-gradient(180deg, transparent 44%, rgba(3, 18, 24, .88));
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.tt-visual-card:hover img {
  filter: saturate(.9) contrast(1.03);
  transform: scale(1.045);
}

.tt-visual-card--product:hover img {
  filter: drop-shadow(0 30px 26px rgba(3, 18, 24, .3));
  transform: scale(1.035);
}

.tt-visual-card figcaption {
  bottom: 0;
  color: var(--tt-white);
  display: flex;
  font-family: var(--tt-display-font);
  font-size: clamp(1rem, 1.35vw, 1.28rem);
  gap: 14px;
  left: 0;
  line-height: 1.15;
  padding: 23px clamp(20px, 2.5vw, 32px);
  position: absolute;
  right: 0;
  z-index: 2;
}

.tt-visual-card figcaption span {
  color: var(--tt-mint);
  font-family: var(--tt-mono-font);
  font-size: .55rem;
  letter-spacing: .11em;
  padding-top: 4px;
}

.tt-media-panel--map {
  background: #071c25;
  aspect-ratio: 16 / 10;
}

.tt-media-panel--map img {
  object-fit: contain;
  padding: clamp(18px, 3vw, 38px);
}

.tt-contact-product-line {
  align-items: end;
  background:
    linear-gradient(rgba(7, 47, 67, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 47, 67, .06) 1px, transparent 1px),
    #e5ece8;
  background-size: 34px 34px;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  display: flex;
  height: 260px;
  justify-content: center;
  margin: 44px 0 0;
  overflow: hidden;
  padding: 26px 10px 0;
}

.tt-contact-product-line img {
  filter: drop-shadow(0 20px 18px rgba(6, 24, 32, .23));
  height: 90%;
  margin-inline: -4%;
  object-fit: contain;
  width: 38%;
}

.tt-contact-product-line img:first-child {
  height: 72%;
  z-index: 2;
}

.tt-contact-product-line img:last-child {
  height: 78%;
}

.tt-utility-compact {
  display: none;
}

@media (max-width: 1100px) {
  .tt-page-hero-layout { grid-template-columns: minmax(0, .9fr) minmax(390px, 1.1fr); }
  .tt-page-hero--visual h1 { font-size: clamp(2.65rem, 4.7vw, 4.65rem); }
  .tt-spec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tt-spec-item:nth-child(4n) { border-right: 0; }
  .tt-spec-item:nth-child(2n) { border-right: 1px solid currentColor; border-right-color: inherit; }
  .tt-spec-item:nth-last-child(-n + 4) { border-bottom: 0; }
  .tt-spec-item:nth-last-child(-n + 2) { border-bottom: 1px solid currentColor; border-bottom-color: inherit; }
  .tt-visual-band--quad .tt-visual-card { grid-column: span 6; }
}

@media (max-width: 860px) {
  .tt-page-hero-layout { grid-template-columns: 1fr; }
  .tt-page-hero-copy { max-width: 720px; }
  .tt-page-hero-art { margin-inline: auto; max-width: 680px; width: 100%; }
  .tt-visual-card,
  .tt-visual-card--wide,
  .tt-visual-band--equal .tt-visual-card { grid-column: span 6; }
  .tt-visual-card--wide:last-child { grid-column: span 12; height: 380px; }
}

@media (max-width: 620px) {
  .tt-utility-inner {
    gap: 10px;
    letter-spacing: .065em;
    min-height: 34px;
    white-space: nowrap;
  }

  .tt-utility-wide {
    display: none;
  }

  .tt-utility-compact {
    display: inline;
  }

  .tt-utility-status,
  .tt-utility-links a {
    font-size: .5rem;
  }

  .tt-page-hero--visual { padding-block: 66px 76px; }
  .tt-page-hero-layout { gap: 38px; padding-top: 42px; }
  .tt-page-hero--visual h1 { font-size: clamp(2.55rem, 11.4vw, 3.75rem); line-height: .96; }
  .tt-page-hero--visual .tt-page-hero-copy > p:not(.tt-eyebrow) { margin-top: 25px; }
  .tt-page-hero-art { aspect-ratio: 1 / 1; }
  .tt-page-hero-art--map { aspect-ratio: 1.1 / 1; }
  .tt-page-hero-art::after { inset: 12px; }
  .tt-art-label { left: 22px; top: 20px; }
  .tt-spec-grid { grid-template-columns: 1fr; }
  .tt-spec-item { border-right: 1px solid rgba(255, 255, 255, .18); min-height: 150px; }
  .tt-spec-grid--light .tt-spec-item { border-right-color: rgba(6, 24, 32, .18); }
  .tt-spec-item:nth-last-child(-n + 2) { border-bottom: 0; }
  .tt-spec-item:last-child { border-bottom: 1px solid currentColor; border-bottom-color: inherit; }
  .tt-spec-item strong { margin-top: 24px; }
  .tt-visual-band { grid-template-columns: 1fr; }
  .tt-visual-card,
  .tt-visual-card--wide,
  .tt-visual-band--equal .tt-visual-card,
  .tt-visual-band--quad .tt-visual-card,
  .tt-visual-card--wide:last-child { grid-column: auto; height: 300px; }
  .tt-visual-card--wide:last-child { height: 260px; }
  .tt-contact-product-line { height: 220px; }
}

/* Version 2.4: model-level product data, downloads, legal pages and B2B inquiry conversion. */
.tt-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}

.tt-hero-tags span {
  border: 1px solid rgba(115, 231, 191, .25);
  color: rgba(255, 255, 255, .7);
  font-family: var(--tt-mono-font);
  font-size: .58rem;
  letter-spacing: .08em;
  padding: 10px 13px;
  text-transform: uppercase;
}

.tt-model-preview {
  border-bottom: 1px solid var(--tt-line);
}

.tt-model-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-block: 0 clamp(30px, 4vw, 48px);
}

.tt-model-card {
  background: var(--tt-white);
  border: 1px solid var(--tt-line);
  color: var(--tt-ink);
  display: flex;
  flex-direction: column;
  min-height: 210px;
  padding: clamp(25px, 3vw, 38px);
  position: relative;
  text-decoration: none;
  transition: background-color 220ms ease, transform 220ms ease;
}

a.tt-model-card:hover {
  background: #e5efeb;
  transform: translateY(-4px);
}

.tt-model-card span,
.tt-model-card small {
  color: var(--tt-muted);
  font-family: var(--tt-mono-font);
  font-size: .62rem;
  letter-spacing: .075em;
  text-transform: uppercase;
}

.tt-model-card strong {
  color: inherit;
  font-family: var(--tt-display-font);
  font-size: clamp(1.55rem, 2.3vw, 2.35rem);
  font-weight: 600;
  letter-spacing: -.04em;
  line-height: 1;
  margin: auto 0 18px;
}

.tt-model-grid--dark .tt-model-card {
  background: rgba(255, 255, 255, .035);
  border-color: rgba(255, 255, 255, .17);
  color: var(--tt-white);
}

.tt-model-grid--dark a.tt-model-card:hover {
  background: rgba(115, 231, 191, .09);
}

.tt-model-grid--dark .tt-model-card span,
.tt-model-grid--dark .tt-model-card small {
  color: rgba(255, 255, 255, .54);
}

.tt-spec-table-wrap {
  border: 1px solid rgba(255, 255, 255, .17);
  margin-top: clamp(42px, 5vw, 68px);
  max-width: 100%;
  overflow-x: auto;
  scrollbar-color: var(--tt-teal) rgba(255, 255, 255, .08);
}

.tt-page-hero .tt-art-label {
  display: none;
}

.tt-page-hero-copy > p:not(.tt-eyebrow),
.tt-section-head > p,
.tt-lede,
.tt-policy-copy p {
  max-width: 68ch;
}

.tt-scope-disclosure {
  align-items: start;
  background: rgba(11, 184, 170, .07);
  border-inline-start: 3px solid var(--tt-teal);
  color: var(--tt-muted);
  display: grid;
  gap: 7px;
  grid-template-columns: minmax(130px, .28fr) minmax(0, 1fr);
  line-height: 1.65;
  margin: -8px 0 clamp(32px, 4vw, 52px);
  padding: 18px 20px;
}

.tt-scope-disclosure strong {
  color: var(--tt-ink);
  font-family: var(--tt-display-font);
  font-size: .84rem;
}

.tt-scope-disclosure--hero {
  background: rgba(115, 231, 191, .09);
  border: 1px solid rgba(115, 231, 191, .22);
  border-inline-start: 3px solid var(--tt-mint);
  grid-template-columns: 1fr;
  margin: 28px 0 0;
  max-width: 640px;
}

.tt-scope-disclosure--hero strong {
  color: inherit;
}

.tt-spec-table {
  border-collapse: collapse;
  color: rgba(255, 255, 255, .76);
  font-size: .82rem;
  min-width: 1040px;
  width: 100%;
}

.tt-spec-table th,
.tt-spec-table td {
  border-bottom: 1px solid rgba(255, 255, 255, .13);
  border-right: 1px solid rgba(255, 255, 255, .11);
  padding: 15px 17px;
  text-align: left;
  vertical-align: middle;
}

.tt-spec-table thead th {
  background: rgba(115, 231, 191, .1);
  color: var(--tt-white);
  font-family: var(--tt-mono-font);
  font-size: .64rem;
  letter-spacing: .07em;
  position: sticky;
  top: 0;
  text-transform: uppercase;
}

.tt-spec-table thead th:first-child,
.tt-spec-table tbody th {
  left: 0;
  position: sticky;
}

.tt-spec-table thead th:first-child {
  z-index: 4;
}

.tt-spec-table tbody th {
  background: rgba(255, 255, 255, .04);
  color: var(--tt-white);
  font-weight: 600;
  min-width: 230px;
  z-index: 2;
}

.tt-model-card {
  scroll-margin-top: 150px;
}

a.tt-model-card {
  color: inherit;
  text-decoration: none;
}

.tt-model-card small + small {
  margin-top: 7px;
}

.tt-model-card--indoor {
  border-color: rgba(115, 231, 191, .58) !important;
}

.tt-table-swipe {
  display: none;
}

.tt-spec-availability {
  align-items: start;
  background: rgba(255, 255, 255, .045);
  border: 1px solid rgba(255, 255, 255, .14);
  color: rgba(255, 255, 255, .68);
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(210px, .32fr) minmax(0, 1fr);
  line-height: 1.65;
  margin-top: 20px;
  padding: 20px;
}

.tt-spec-availability strong {
  color: var(--tt-white);
  font-family: var(--tt-display-font);
}

.tt-spec-table tr:last-child th,
.tt-spec-table tr:last-child td {
  border-bottom: 0;
}

.tt-download-card {
  align-items: center;
  background: var(--tt-white);
  border: 1px solid var(--tt-line);
  box-shadow: 18px 18px 0 rgba(6, 24, 32, .06);
  display: grid;
  gap: clamp(30px, 5vw, 72px);
  grid-template-columns: minmax(0, 1fr) auto;
  padding: clamp(32px, 5vw, 68px);
}

.tt-download-card h3 {
  font-family: var(--tt-display-font);
  font-size: clamp(1.75rem, 3vw, 3rem);
  letter-spacing: -.045em;
  line-height: 1.05;
  margin: 20px 0 14px;
}

.tt-download-card p {
  color: var(--tt-muted);
  line-height: 1.7;
  max-width: 720px;
}

.tt-download-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.tt-download-meta li {
  border: 1px solid var(--tt-line);
  font-family: var(--tt-mono-font);
  font-size: .58rem;
  letter-spacing: .07em;
  padding: 9px 11px;
  text-transform: uppercase;
}

.tt-download-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 220px;
}

.tt-fact-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tt-fact-row > div {
  border: 1px solid var(--tt-line);
  min-height: 150px;
  padding: clamp(24px, 3vw, 38px);
}

.tt-fact-row span,
.tt-fact-row strong {
  display: block;
}

.tt-fact-row span {
  color: var(--tt-muted);
  font-family: var(--tt-mono-font);
  font-size: .58rem;
  letter-spacing: .08em;
  margin-bottom: 28px;
  text-transform: uppercase;
}

.tt-fact-row strong {
  font-family: var(--tt-display-font);
  font-size: clamp(1rem, 1.5vw, 1.35rem);
  line-height: 1.3;
}

.tt-policy-layout {
  align-items: start;
  display: grid;
  gap: clamp(50px, 8vw, 120px);
  grid-template-columns: minmax(190px, .35fr) minmax(0, 1fr);
}

.tt-policy-layout > aside {
  border-top: 2px solid var(--tt-ink);
  display: flex;
  flex-direction: column;
  gap: 11px;
  position: sticky;
  top: 150px;
  padding-top: 20px;
}

.tt-policy-layout > aside strong {
  font-family: var(--tt-mono-font);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tt-policy-layout > aside span,
.tt-policy-layout > aside a {
  color: var(--tt-muted);
  font-size: .78rem;
}

.tt-policy-copy section {
  border-top: 1px solid var(--tt-line);
  padding: 30px 0 36px;
}

.tt-policy-copy h2 {
  font-family: var(--tt-display-font);
  font-size: clamp(1.45rem, 2.2vw, 2rem);
  letter-spacing: -.035em;
  margin: 0 0 14px;
}

.tt-policy-copy p {
  color: var(--tt-muted);
  line-height: 1.8;
  margin: 0;
  max-width: 820px;
}

.tt-footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.tt-footer-legal a {
  color: inherit;
  text-decoration: none;
}

.tt-mobile-cta {
  display: none;
}

.tt-inquiry-form {
  margin-top: 26px;
}

.tt-form-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tt-form-grid > label {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tt-form-grid > label > span {
  color: var(--tt-ink);
  font-size: .74rem;
  font-weight: 600;
}

.tt-form-grid b {
  color: #0b8e86;
}

.tt-form-grid input,
.tt-form-grid select,
.tt-form-grid textarea {
  background: #fff;
  border: 1px solid rgba(6, 24, 32, .22);
  border-radius: 0;
  color: var(--tt-ink);
  font: inherit;
  min-height: 50px;
  padding: 12px 14px;
  width: 100%;
}

.tt-form-grid textarea {
  min-height: 145px;
  resize: vertical;
}

.tt-form-grid input:focus,
.tt-form-grid select:focus,
.tt-form-grid textarea:focus {
  border-color: var(--tt-teal);
  box-shadow: 0 0 0 3px rgba(11, 184, 170, .12);
  outline: 0;
}

.tt-form-wide {
  grid-column: 1 / -1;
}

.tt-file-field {
  background: rgba(7, 47, 67, .045);
  border: 1px dashed rgba(6, 24, 32, .25);
  padding: 18px;
}

.tt-file-field input {
  background: transparent;
  border: 0;
  min-height: 0;
  padding: 4px 0;
}

.tt-file-field small {
  color: var(--tt-muted);
  font-size: .68rem;
}

.tt-consent {
  align-items: flex-start;
  flex-direction: row !important;
}

.tt-consent input {
  flex: 0 0 auto;
  min-height: 0;
  margin-top: 3px;
  width: auto;
}

.tt-consent span {
  color: var(--tt-muted) !important;
  font-weight: 400 !important;
  line-height: 1.5;
}

.tt-form-submit {
  border: 0;
  cursor: pointer;
  margin-top: 24px;
}

.tt-form-optional {
  border: 1px solid var(--tt-line);
  margin-top: 18px;
}

.tt-form-optional summary {
  color: var(--tt-ink);
  cursor: pointer;
  font-family: var(--tt-display-font);
  font-size: .9rem;
  font-weight: 600;
  list-style: none;
  padding: 18px 20px;
}

.tt-form-optional summary::-webkit-details-marker {
  display: none;
}

.tt-form-optional summary::after {
  content: "+";
  float: inline-end;
  font-size: 1.25rem;
  line-height: .8;
}

.tt-form-optional[open] summary::after {
  content: "\2212";
}

.tt-form-optional .tt-form-grid {
  border-top: 1px solid var(--tt-line);
  padding: 20px;
}

.tt-consent--standalone {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.tt-form-action-row {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
}

.tt-form-action-row > span {
  color: var(--tt-muted);
  font-size: .72rem;
}

.tt-localized-company .tt-split {
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
}

.tt-form-honeypot {
  left: -9999px;
  position: absolute;
}

.tt-form-alert {
  border: 1px solid;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
  padding: 18px 20px;
}

.tt-form-alert--success {
  background: rgba(11, 184, 170, .09);
  border-color: rgba(11, 184, 170, .45);
}

.tt-form-alert--error {
  background: rgba(171, 65, 48, .07);
  border-color: rgba(171, 65, 48, .4);
}

.tt-form-alert span {
  color: var(--tt-muted);
  font-size: .78rem;
}

.tt-localized-categories {
  margin-top: clamp(42px, 5vw, 70px);
}

@media (max-width: 980px) {
  .tt-model-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tt-download-card { align-items: start; grid-template-columns: 1fr; }
  .tt-download-actions { flex-direction: row; min-width: 0; }
  .tt-fact-row { grid-template-columns: 1fr; }
  .tt-fact-row > div { min-height: 120px; }
}

@media (max-width: 620px) {
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
  .tt-utility-status { display: none; }
  .tt-utility-links { width: 100%; }
  .tt-utility-links a:first-child { display: none; }
  .tt-utility-links a:last-child { margin-left: auto; }
  .tt-hero-tags { margin-top: 24px; }
  .tt-hero-tags span { font-size: .52rem; }
  .tt-model-grid { grid-template-columns: 1fr; }
  .tt-model-card { min-height: 165px; }
  .tt-spec-table-wrap { margin-inline: -20px; width: calc(100% + 40px); }
  .tt-spec-table { font-size: .74rem; min-width: 940px; }
  .tt-spec-table th, .tt-spec-table td { padding: 13px 14px; }
  .tt-table-swipe {
    align-items: center;
    color: rgba(255, 255, 255, .64);
    display: flex;
    font-family: var(--tt-mono-font);
    font-size: .62rem;
    justify-content: flex-end;
    letter-spacing: .06em;
    margin: 28px 0 -28px;
    text-transform: uppercase;
  }
  .tt-scope-disclosure,
  .tt-spec-availability { grid-template-columns: 1fr; }
  .tt-download-card { box-shadow: 9px 9px 0 rgba(6, 24, 32, .06); padding: 28px 22px; }
  .tt-download-actions { flex-direction: column; }
  .tt-policy-layout { grid-template-columns: 1fr; }
  .tt-policy-layout > aside { position: static; }
  .tt-form-grid { grid-template-columns: 1fr; }
  .tt-form-wide { grid-column: auto; }
  .tt-form-action-row,
  .tt-form-submit { scroll-margin-bottom: calc(82px + env(safe-area-inset-bottom)); }
  .tt-footer-legal { gap: 12px; }
  .tt-mobile-cta {
    background: #061820;
    bottom: 0;
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    height: calc(62px + env(safe-area-inset-bottom));
    left: 0;
    position: fixed;
    right: 0;
    padding-bottom: env(safe-area-inset-bottom);
    z-index: 1000;
  }
  .tt-mobile-cta a {
    align-items: center;
    color: #fff;
    display: flex;
    font-family: var(--tt-mono-font);
    font-size: .62rem;
    justify-content: center;
    letter-spacing: .07em;
    text-decoration: none;
    text-transform: uppercase;
  }
  .tt-mobile-cta a:last-child { background: var(--tt-teal); color: #03171c; }
}

/* Managed buyer guides use their own editorial hero instead of template chrome. */
.tt-managed-article-hero main.tt-section {
  max-width: none;
  padding: 0;
}

.tt-managed-article-hero main.tt-section > .wp-block-post-content {
  margin: 0 !important;
  max-width: none !important;
  width: 100%;
}

.tt-article-hero {
  background:
    linear-gradient(rgba(113, 231, 191, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(113, 231, 191, .055) 1px, transparent 1px),
    radial-gradient(circle at 86% 22%, rgba(8, 125, 128, .4), transparent 34rem),
    #041820;
  background-size: 48px 48px, 48px 48px, auto, auto;
  color: #fff;
  overflow: hidden;
  padding-block: clamp(90px, 10vw, 160px) clamp(80px, 9vw, 140px);
  position: relative;
}

.tt-article-hero::after {
  color: rgba(255, 255, 255, .025);
  content: "INSIGHT";
  font-family: var(--tt-display-font);
  font-size: clamp(8rem, 23vw, 24rem);
  font-weight: 700;
  letter-spacing: -.08em;
  line-height: .72;
  pointer-events: none;
  position: absolute;
  right: -2vw;
  top: 18%;
}

.tt-article-hero .tt-shell {
  position: relative;
  z-index: 1;
}

.tt-article-hero h1 {
  color: #fff;
  font-family: var(--tt-display-font);
  font-size: clamp(3.4rem, 7.3vw, 7.6rem);
  font-weight: 600;
  letter-spacing: -.07em;
  line-height: .91;
  margin: 28px 0 30px;
  max-width: 12ch;
}

.tt-article-deck {
  color: rgba(255, 255, 255, .68) !important;
  font-size: clamp(1.08rem, 1.7vw, 1.4rem);
  line-height: 1.65;
  margin: 0;
  max-width: 760px;
}

.tt-article-meta {
  border-top: 1px solid rgba(255, 255, 255, .18);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin-top: 42px;
  max-width: 760px;
  padding-top: 18px;
}

.tt-article-meta span {
  color: rgba(255, 255, 255, .56);
  font-family: var(--tt-mono-font);
  font-size: .62rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tt-article-body {
  max-width: 980px;
  padding-block: clamp(70px, 8vw, 120px);
}

.tt-article-body > p,
.tt-article-body > section,
.tt-article-body > aside,
.tt-article-body > nav,
.tt-article-body > figure {
  margin-block: 0 clamp(48px, 6vw, 78px);
}

.tt-article-body > :last-child {
  margin-bottom: 0;
}

@media (max-width: 620px) {
  .tt-article-hero { padding-block: 68px 76px; }
  .tt-article-hero h1 { font-size: clamp(2.8rem, 13vw, 4.25rem); }
  .tt-article-deck { font-size: 1rem; }
  .tt-article-meta { margin-top: 30px; }
  .tt-article-body { padding-block: 58px 90px; }
}

/* Version 2.5: disciplined B2B typography, two-level header and image-led homepage. */
:root {
  --tt-ink: #071a2b;
  --tt-navy: #0a2940;
  --tt-blue: #0b7188;
  --tt-teal: #00a991;
  --tt-mint: #73dfbd;
  --tt-cloud: #eef2ef;
  --tt-paper: #f8f9f6;
  --tt-white: #ffffff;
  --tt-line: rgba(7, 26, 43, .14);
  --tt-muted: #5c6a72;
  --tt-radius: 18px;
  --tt-shadow: 0 24px 70px rgba(7, 26, 43, .09);
  --tt-display-font: "Manrope", "Helvetica Neue", sans-serif;
  --tt-body-font: "Inter", "Helvetica Neue", sans-serif;
  --tt-mono-font: "Inter", "Helvetica Neue", sans-serif;
}

body {
  background: var(--tt-paper);
  color: var(--tt-ink);
  font-family: var(--tt-body-font);
  font-size: 17px;
  line-height: 1.65;
}

h1,
h2,
h3,
h4,
.wp-block-site-title,
.tt-brand-name,
.tt-btn,
.tt-main-nav {
  font-family: var(--tt-display-font);
}

h1 {
  font-size: clamp(2.625rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.06;
}

h2,
.tt-h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.14;
}

h3 {
  font-size: clamp(1.25rem, 1.8vw, 1.625rem);
  font-weight: 600;
  letter-spacing: -.018em;
  line-height: 1.25;
}

.tt-lede {
  font-size: 1.0625rem;
  line-height: 1.7;
  max-width: 66ch;
}

.tt-product-placeholder strong,
.tt-trust-item strong,
.tt-card-number,
.tt-article-toc strong,
.tt-article-use-grid span,
.tt-article-table th,
.tt-media-panel--placeholder span,
.tt-metric strong {
  font-family: var(--tt-display-font);
}

.tt-shell {
  max-width: 1440px;
  padding-inline: clamp(20px, 4.6vw, 72px);
}

.tt-section {
  padding-block: clamp(80px, 8vw, 128px);
}

.tt-eyebrow {
  color: var(--tt-teal);
  font-family: var(--tt-body-font);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  margin-bottom: 18px;
  text-transform: uppercase;
}

.tt-eyebrow::before {
  height: 2px;
  width: 26px;
}

.tt-btn {
  border-radius: 9px;
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: -.01em;
  min-height: 52px;
  padding-inline: 23px;
  text-transform: none;
}

.tt-btn::after {
  font-size: .95rem;
}

.tt-btn:hover {
  transform: translateY(-2px);
}

.tt-btn--primary {
  background: var(--tt-teal);
  color: #fff;
}

.tt-btn--primary:hover {
  background: #008f7b;
}

.tt-btn--ghost {
  border-color: rgba(7, 26, 43, .25);
  color: var(--tt-ink);
}

/* The utility row now contains the language selector, keeping the header to two levels. */
.tt-site-header {
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 1px 0 rgba(7, 26, 43, .1);
  position: sticky;
  top: 0;
  z-index: 900;
}

.tt-utility-bar {
  background: #071a2b;
  color: rgba(255, 255, 255, .76);
}

.tt-utility-inner {
  font-family: var(--tt-body-font);
  font-size: .6875rem;
  font-weight: 600;
  gap: 24px;
  letter-spacing: .055em;
  min-height: 32px;
  text-transform: none;
}

.tt-utility-status {
  white-space: nowrap;
}

.tt-utility-status::before {
  background: var(--tt-mint);
  box-shadow: none;
  height: 6px;
  width: 6px;
}

.tt-utility-links {
  gap: 20px;
  margin-left: auto;
}

.tt-language-menu {
  position: relative;
}

.tt-language-menu summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  font-weight: 600;
  gap: 7px;
  list-style: none;
  white-space: nowrap;
}

.tt-language-menu summary::-webkit-details-marker {
  display: none;
}

.tt-language-menu summary::after {
  content: "\2304";
  font-size: .8rem;
  transform: translateY(-2px);
}

.tt-language-menu ul {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 12px;
  box-shadow: var(--tt-shadow);
  display: grid;
  gap: 2px;
  list-style: none;
  margin: 0;
  min-width: 190px;
  padding: 9px;
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  z-index: 20;
}

.tt-language-menu li {
  margin: 0;
}

.tt-language-menu a {
  border-radius: 7px;
  color: var(--tt-ink);
  display: block;
  padding: 9px 11px;
  text-decoration: none;
}

.tt-language-menu a:hover,
.tt-language-menu .current-lang a {
  background: var(--tt-cloud);
  color: #087766;
}

.tt-header-inner {
  min-height: 80px;
}

.tt-brand {
  gap: 12px;
}

.tt-brand img {
  height: 46px;
  width: 46px;
}

.tt-brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .045em;
}

.tt-brand-sub {
  font-family: var(--tt-body-font);
  font-size: .58rem;
  font-weight: 600;
  letter-spacing: .12em;
}

.tt-main-nav {
  counter-reset: none;
  gap: clamp(15px, 1.55vw, 24px);
}

.tt-main-nav a,
.tt-main-nav a:not(.tt-nav-cta) {
  color: #344650;
  font-family: var(--tt-display-font);
  font-size: .875rem;
  font-weight: 600;
  padding-top: 0;
}

.tt-main-nav a:not(.tt-nav-cta)::before {
  display: none;
}

.tt-main-nav > br {
  display: none;
}

.tt-nav-cta {
  background: var(--tt-ink);
  border-radius: 8px;
  font-family: var(--tt-display-font) !important;
  font-size: .875rem !important;
  letter-spacing: -.01em;
  padding: 13px 18px;
  text-transform: none;
}

.tt-language-bar {
  display: none;
}

.tt-footer-lead h2 {
  font-size: clamp(2rem, 3.4vw, 2.75rem);
  letter-spacing: -.025em;
  line-height: 1.14;
  max-width: 18ch;
}

/* Homepage 2.5 */
.tt-home-v25 {
  background: #fff;
}

.tt-v25-hero {
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 169, 145, .13), transparent 24rem),
    linear-gradient(135deg, #fff 0%, #f7faf8 58%, #edf4f1 100%);
  border-bottom: 1px solid var(--tt-line);
  min-height: 650px;
  overflow: hidden;
  padding-block: clamp(64px, 7vw, 96px);
  position: relative;
}

.tt-v25-hero::before {
  background-image: linear-gradient(rgba(7, 26, 43, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(7, 26, 43, .04) 1px, transparent 1px);
  background-size: 64px 64px;
  content: "";
  inset: 0 0 0 56%;
  mask-image: linear-gradient(90deg, transparent, #000);
  pointer-events: none;
  position: absolute;
}

.tt-v25-hero-grid {
  align-items: center;
  display: grid;
  gap: clamp(42px, 6vw, 88px);
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr);
}

.tt-v25-hero-copy {
  animation: tt-v25-rise .75s cubic-bezier(.2,.7,.2,1) both;
  position: relative;
  z-index: 2;
}

.tt-v25-overline {
  color: #087766;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  margin: 0 0 23px;
  text-transform: uppercase;
}

.tt-v25-hero h1 {
  font-size: clamp(2.75rem, 5vw, 4rem);
  margin: 0;
  max-width: 13ch;
}

.tt-v25-deck {
  color: var(--tt-muted);
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  line-height: 1.65;
  margin: 24px 0 0;
  max-width: 640px;
}

.tt-v25-trust-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 27px;
}

.tt-v25-trust-tags span {
  background: rgba(255, 255, 255, .78);
  border: 1px solid rgba(7, 26, 43, .14);
  border-radius: 999px;
  color: #40525c;
  font-size: .75rem;
  font-weight: 600;
  padding: 8px 11px;
}

.tt-v25-hero .tt-actions {
  margin-top: 32px;
}

.tt-v25-hero-visual {
  animation: tt-v25-rise .85s .12s cubic-bezier(.2,.7,.2,1) both;
  height: clamp(450px, 40vw, 535px);
  position: relative;
}

.tt-v25-product-halo {
  background: radial-gradient(circle at 48% 45%, rgba(115, 223, 189, .46), rgba(0, 169, 145, .12) 44%, transparent 70%);
  border: 1px solid rgba(0, 169, 145, .12);
  border-radius: 50%;
  inset: 2% 0 0;
  position: absolute;
}

.tt-v25-hero-visual img {
  filter: drop-shadow(0 28px 25px rgba(7, 26, 43, .2));
  height: auto;
  object-fit: contain;
  position: absolute;
}

.tt-v25-hero-home {
  bottom: 5%;
  left: 27%;
  width: 42%;
  z-index: 3;
}

.tt-v25-hero-commercial {
  bottom: 7%;
  right: 1%;
  width: 27%;
  z-index: 2;
}

.tt-v25-hero-rack {
  bottom: 6%;
  left: 0;
  width: 30%;
  z-index: 1;
}

.tt-v25-visual-note {
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, .9);
  border: 1px solid var(--tt-line);
  border-radius: 8px;
  color: #3d505a;
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .07em;
  padding: 10px 12px;
  position: absolute;
  text-transform: uppercase;
  z-index: 4;
}

.tt-v25-visual-note--primary {
  left: 20%;
  top: 12%;
}

.tt-v25-visual-note--secondary {
  bottom: 3%;
  right: 6%;
}

.tt-v25-scanbar {
  background: #fff;
  border-bottom: 1px solid var(--tt-line);
}

.tt-v25-scan-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tt-v25-scan-grid > div {
  border-right: 1px solid var(--tt-line);
  min-height: 126px;
  padding: 28px clamp(18px, 2.5vw, 34px);
}

.tt-v25-scan-grid > div:first-child {
  border-left: 1px solid var(--tt-line);
}

.tt-v25-scan-grid strong,
.tt-v25-scan-grid span {
  display: block;
}

.tt-v25-scan-grid strong {
  font-family: var(--tt-display-font);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  letter-spacing: -.03em;
  line-height: 1.15;
}

.tt-v25-scan-grid span {
  color: var(--tt-muted);
  font-size: .75rem;
  line-height: 1.45;
  margin-top: 9px;
}

.tt-v25-section {
  padding-block: clamp(88px, 8.5vw, 128px);
}

.tt-v25-section-intro {
  align-items: end;
  display: grid;
  gap: clamp(32px, 7vw, 110px);
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, .9fr);
  margin-bottom: clamp(44px, 5vw, 64px);
}

.tt-v25-section-intro h2 {
  margin: 0;
  max-width: 17ch;
}

.tt-v25-section-intro > p {
  color: var(--tt-muted);
  line-height: 1.7;
  margin: 0;
  max-width: 60ch;
}

.tt-v25-products,
.tt-v25-oem {
  background: var(--tt-cloud);
}

.tt-v25-model-rail {
  border: 1px solid var(--tt-line);
  border-radius: 16px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 28px;
  overflow: hidden;
}

.tt-v25-model-rail a {
  background: rgba(255, 255, 255, .75);
  border-right: 1px solid var(--tt-line);
  color: var(--tt-ink);
  display: flex;
  flex-direction: column;
  min-height: 145px;
  padding: 23px;
  text-decoration: none;
  transition: background .2s ease, transform .2s ease;
}

.tt-v25-model-rail a:last-child {
  border-right: 0;
}

.tt-v25-model-rail a:hover {
  background: #fff;
  transform: translateY(-2px);
}

.tt-v25-model-rail small,
.tt-v25-model-rail span {
  color: var(--tt-muted);
  font-size: .7rem;
  font-weight: 600;
}

.tt-v25-model-rail strong {
  font-family: var(--tt-display-font);
  font-size: 1.55rem;
  letter-spacing: -.035em;
  margin: auto 0 8px;
}

.tt-v25-product-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tt-v25-product-card {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 18px;
  color: var(--tt-ink);
  display: flex;
  flex-direction: column;
  min-height: 520px;
  overflow: hidden;
  text-decoration: none;
  transition: border-color .22s ease, transform .22s ease;
}

.tt-v25-product-card:hover {
  border-color: rgba(0, 169, 145, .56);
  transform: translateY(-5px);
}

.tt-v25-product-image {
  align-items: center;
  background: linear-gradient(145deg, #f9fbfa, #e8efec);
  display: flex;
  height: 280px;
  justify-content: center;
  overflow: hidden;
  padding: 24px;
}

.tt-v25-product-image img {
  filter: drop-shadow(0 18px 20px rgba(7, 26, 43, .14));
  height: 100%;
  object-fit: contain;
  transition: transform .45s cubic-bezier(.2,.7,.2,1);
  width: 100%;
}

.tt-v25-product-image--photo {
  padding: 0;
}

.tt-v25-product-image--photo img {
  filter: none;
  object-fit: cover;
}

.tt-v25-product-card:hover img {
  transform: scale(1.035);
}

.tt-v25-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px;
}

.tt-v25-card-body small {
  color: #087766;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.tt-v25-card-body h3 {
  margin: 12px 0 10px;
}

.tt-v25-card-body p {
  color: var(--tt-muted);
  font-size: .875rem;
  line-height: 1.65;
  margin: 0;
}

.tt-v25-card-body b {
  color: #087766;
  font-size: .8125rem;
  margin-top: auto;
  padding-top: 22px;
}

.tt-v25-card-body i {
  font-style: normal;
}

.tt-v25-applications {
  background: #fff;
}

.tt-v25-application-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tt-v25-application-grid article {
  background: #f7f9f7;
  border: 1px solid var(--tt-line);
  border-radius: 18px;
  display: grid;
  grid-template-columns: minmax(180px, .85fr) minmax(0, 1.15fr);
  min-height: 270px;
  overflow: hidden;
}

.tt-v25-application-grid img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.tt-v25-application-grid article:nth-child(-n+2) img {
  background: #e6efeb;
  object-fit: contain;
  padding: 18px;
}

.tt-v25-application-grid article > div {
  align-self: center;
  padding: 28px;
}

.tt-v25-application-grid span {
  color: var(--tt-teal);
  font-size: .72rem;
  font-weight: 700;
}

.tt-v25-application-grid h3 {
  margin: 12px 0 10px;
}

.tt-v25-application-grid p {
  color: var(--tt-muted);
  font-size: .875rem;
  line-height: 1.65;
  margin: 0;
}

.tt-v25-why {
  background:
    radial-gradient(circle at 88% 15%, rgba(0, 169, 145, .2), transparent 28rem),
    #071a2b;
  color: #fff;
}

.tt-v25-why-grid {
  align-items: center;
  display: grid;
  gap: clamp(50px, 7vw, 100px);
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
}

.tt-v25-why figure {
  border-radius: 18px;
  margin: 0;
  overflow: hidden;
  position: relative;
}

.tt-v25-why figure::after {
  background: linear-gradient(180deg, transparent 55%, rgba(3, 15, 26, .84));
  content: "";
  inset: 0;
  position: absolute;
}

.tt-v25-why figure img {
  display: block;
  height: clamp(500px, 46vw, 650px);
  object-fit: cover;
  width: 100%;
}

.tt-v25-why figcaption {
  bottom: 22px;
  color: rgba(255, 255, 255, .75);
  font-size: .7rem;
  left: 24px;
  letter-spacing: .07em;
  position: absolute;
  text-transform: uppercase;
  z-index: 1;
}

.tt-v25-why-copy > h2 {
  color: #fff;
  margin: 0;
  max-width: 15ch;
}

.tt-v25-why-copy > p {
  color: rgba(255, 255, 255, .66);
  line-height: 1.7;
  margin: 20px 0 34px;
  max-width: 60ch;
}

.tt-v25-why ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tt-v25-why li {
  border-top: 1px solid rgba(255, 255, 255, .15);
  display: grid;
  gap: 20px;
  grid-template-columns: 34px 1fr;
  padding: 21px 0;
}

.tt-v25-why li > span {
  color: var(--tt-mint);
  font-size: .72rem;
  font-weight: 700;
  padding-top: 5px;
}

.tt-v25-why li h3 {
  color: #fff;
  font-size: 1.0625rem;
  margin: 0 0 5px;
}

.tt-v25-why li p {
  color: rgba(255, 255, 255, .55);
  font-size: .8125rem;
  line-height: 1.55;
  margin: 0;
}

.tt-v25-process {
  background: #fff;
}

.tt-v25-process-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tt-v25-process-grid figure {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 16px;
  margin: 0;
  overflow: hidden;
}

.tt-v25-process-grid img {
  height: 230px;
  object-fit: cover;
  width: 100%;
}

.tt-v25-process-grid figcaption {
  padding: 22px;
}

.tt-v25-process-grid figcaption span {
  color: var(--tt-teal);
  font-size: .7rem;
  font-weight: 700;
}

.tt-v25-process-grid h3 {
  font-size: 1.0625rem;
  margin: 11px 0 7px;
}

.tt-v25-process-grid p {
  color: var(--tt-muted);
  font-size: .78rem;
  line-height: 1.55;
  margin: 0;
}

/* Remove decorative step numbers so card titles remain the visual focus. */
.tt-v25-application-grid article > div > span,
.tt-v25-why li > span,
.tt-v25-process-grid figcaption > span,
.tt-proof-item figcaption > span,
.tt-visual-card figcaption > span,
.tt-spec-item > span,
.tt-article-use-grid > div > span {
  display: none;
}

.tt-v25-application-grid h3,
.tt-v25-process-grid h3,
.tt-grid--unindexed .tt-card h3,
.tt-article-use-grid > div > h3,
.tt-spec-item > strong:first-child {
  margin-top: 0;
}

.tt-v25-why li {
  gap: 0;
  grid-template-columns: 1fr;
}

.tt-proof-item figcaption,
.tt-visual-card figcaption {
  gap: 0;
}

.tt-main-nav a:not(.tt-nav-cta) {
  padding-top: 0;
}

.tt-main-nav a:not(.tt-nav-cta)::before {
  display: none;
}

.tt-hero-visual::before {
  content: "SYSTEM";
}

.tt-floating-note--a::before,
.tt-floating-note--b::before {
  content: none;
}

.tt-v25-global {
  background: #0b2a3f;
  color: #fff;
}

.tt-v25-global-grid {
  align-items: center;
  display: grid;
  gap: clamp(44px, 7vw, 100px);
  grid-template-columns: minmax(0, .72fr) minmax(520px, 1.28fr);
}

.tt-v25-global h2 {
  color: #fff;
  margin: 0;
  max-width: 15ch;
}

.tt-v25-global p {
  color: rgba(255, 255, 255, .65);
  line-height: 1.7;
  margin: 20px 0 30px;
}

.tt-v25-region-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tt-v25-region-list span {
  border-top: 1px solid rgba(255, 255, 255, .18);
  color: rgba(255, 255, 255, .68);
  font-size: .75rem;
  padding: 12px 10px 12px 0;
}

.tt-v25-global figure {
  background: #071a2b;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 18px;
  margin: 0;
  overflow: hidden;
}

.tt-v25-global figure img {
  display: block;
  width: 100%;
}

.tt-v25-global figcaption {
  border-top: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .48);
  font-size: .68rem;
  padding: 12px 16px;
}

.tt-v25-oem-grid {
  align-items: center;
  display: grid;
  gap: clamp(50px, 8vw, 120px);
  grid-template-columns: minmax(0, 1fr) minmax(420px, .9fr);
}

.tt-v25-oem h2 {
  margin: 0;
  max-width: 15ch;
}

.tt-v25-oem p:not(.tt-eyebrow) {
  color: var(--tt-muted);
  line-height: 1.7;
  margin: 20px 0 25px;
  max-width: 62ch;
}

.tt-v25-oem ul {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
}

.tt-v25-oem li {
  border-top: 1px solid var(--tt-line);
  font-size: .8125rem;
  font-weight: 600;
  padding: 15px 16px 15px 0;
}

.tt-v25-oem li::before {
  color: var(--tt-teal);
  content: "\2713";
  margin-right: 9px;
}

.tt-v25-oem figure {
  background: linear-gradient(145deg, #fff, #dfe9e5);
  border: 1px solid var(--tt-line);
  border-radius: 18px;
  margin: 0;
  overflow: hidden;
}

.tt-v25-oem figure img {
  display: block;
  height: 500px;
  object-fit: contain;
  padding: 38px;
  width: 100%;
}

.tt-v25-oem figcaption {
  background: #fff;
  border-top: 1px solid var(--tt-line);
  color: var(--tt-muted);
  font-size: .7rem;
  padding: 13px 16px;
}

.tt-v25-contact {
  background:
    radial-gradient(circle at 85% 10%, rgba(0, 169, 145, .22), transparent 25rem),
    #071a2b;
  color: #fff;
  padding-block: clamp(76px, 7vw, 108px);
}

.tt-v25-contact-grid {
  align-items: end;
  display: grid;
  gap: clamp(42px, 8vw, 120px);
  grid-template-columns: 1fr 1fr;
}

.tt-v25-contact span {
  color: var(--tt-mint);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.tt-v25-contact h2 {
  color: #fff;
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  margin: 14px 0 0;
  max-width: 12ch;
}

.tt-v25-contact p {
  color: rgba(255, 255, 255, .66);
  line-height: 1.7;
  margin: 0;
  max-width: 60ch;
}

.tt-v25-contact .tt-actions {
  margin-top: 27px;
}

.tt-v25-contact .tt-btn--ghost {
  border-color: rgba(255, 255, 255, .28);
  color: #fff;
}

/* Localized homepages inherit the same restrained scale and lighter first screen. */
.tt-localized-home-v25 .tt-hero {
  background: linear-gradient(135deg, #fff, #edf4f1);
  color: var(--tt-ink);
  min-height: 640px;
  padding-block: clamp(64px, 7vw, 96px);
}

.tt-localized-home-v25 .tt-hero::before {
  opacity: .035;
}

.tt-localized-home-v25 .tt-display {
  font-size: clamp(2.625rem, 5vw, 4rem);
  letter-spacing: -.035em;
  line-height: 1.06;
}

.tt-localized-home-v25 .tt-hero .tt-lede {
  color: var(--tt-muted);
}

.tt-localized-home-v25 .tt-hero .tt-eyebrow {
  color: var(--tt-teal);
}

.tt-localized-home-v25 .tt-hero .tt-btn--ghost {
  border-color: rgba(7, 26, 43, .25);
  color: var(--tt-ink);
}

.tt-localized-home-v25 .tt-product-stage {
  background: linear-gradient(145deg, rgba(255,255,255,.9), rgba(218,233,227,.72));
  border-color: rgba(7, 26, 43, .12);
  border-radius: 22px;
  box-shadow: var(--tt-shadow);
  clip-path: none;
}

.tt-localized-home-v25 .tt-floating-note {
  background: rgba(255, 255, 255, .9);
  border-color: var(--tt-line);
  border-radius: 8px;
  color: var(--tt-ink);
  font-family: var(--tt-body-font);
}

.tt-localized-home-v25 .tt-trust-strip {
  background: #fff;
  color: var(--tt-ink);
}

.tt-localized-home-v25 .tt-trust-item {
  border-right-color: var(--tt-line);
}

.tt-localized-home-v25 .tt-trust-item span {
  color: var(--tt-muted);
  font-family: var(--tt-body-font);
  letter-spacing: 0;
  text-transform: none;
}

.tt-localized-home-v25 .tt-section-head {
  border-top: 0;
  margin-bottom: clamp(44px, 5vw, 64px);
  padding-top: 0;
}

.tt-localized-home-v25 .tt-section-head > div::after {
  display: none;
}

.tt-localized-home-v25 .tt-h2 {
  max-width: 17ch;
}

.tt-localized-home-v25 .tt-card {
  background: #fff;
  border-radius: 18px;
  clip-path: none;
}

.tt-localized-home-v25 .tt-card:hover {
  background: #fff;
  border-color: rgba(0, 169, 145, .5);
  color: var(--tt-ink);
}

.tt-localized-home-v25 .tt-card:hover p {
  color: var(--tt-muted);
}

.tt-localized-home-v25 .tt-card h3 {
  margin-top: 22px;
}

.tt-localized-home-v25 .tt-section--ink .tt-feature {
  min-height: 190px;
}

@keyframes tt-v25-rise {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1180px) {
  .tt-main-nav { gap: 14px; }
  .tt-main-nav a, .tt-main-nav a:not(.tt-nav-cta) { font-size: .8rem; }
  .tt-utility-links a:first-child { display: none; }
  .tt-v25-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tt-v25-product-card { min-height: 500px; }
  .tt-v25-global-grid { grid-template-columns: minmax(0, .8fr) minmax(460px, 1.2fr); }
}

@media (max-width: 1020px) {
  .tt-menu-toggle { display: inline-flex; }
  .tt-main-nav {
    align-content: flex-start;
    background: #fff;
    border: 1px solid var(--tt-line);
    border-radius: 14px;
    box-shadow: var(--tt-shadow);
    display: none;
    flex-direction: column;
    height: max-content;
    justify-content: flex-start;
    left: 20px;
    padding: 13px;
    position: absolute;
    right: 20px;
    row-gap: 4px;
    top: calc(100% - 4px);
  }
  .tt-main-nav.is-open { display: flex; }
  .tt-main-nav a, .tt-main-nav a:not(.tt-nav-cta) { border-radius: 8px; font-size: .9rem; padding: 13px 14px; }
  .tt-main-nav a:not(.tt-nav-cta):hover { background: var(--tt-cloud); }
  .tt-main-nav .tt-nav-cta { margin-top: 5px; text-align: center; }
  .tt-v25-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(360px, .85fr); }
  .tt-v25-application-grid article { grid-template-columns: 1fr; }
  .tt-v25-application-grid img { height: 220px; }
  .tt-v25-process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tt-v25-global-grid, .tt-v25-oem-grid { grid-template-columns: 1fr; }
  .tt-v25-global figure { max-width: 760px; }
  .tt-v25-oem figure { max-width: 620px; }
}

@media (max-width: 780px) {
  .tt-utility-status { display: none; }
  .tt-utility-links { margin-left: 0; }
  .tt-language-menu { margin-left: auto; }
  .tt-v25-hero { min-height: 0; padding-top: 58px; }
  .tt-v25-hero::before { inset: 52% 0 0; mask-image: linear-gradient(180deg, transparent, #000); }
  .tt-v25-hero-grid { grid-template-columns: 1fr; }
  .tt-v25-hero-copy { max-width: 660px; }
  .tt-v25-hero-visual { height: 440px; }
  .tt-v25-scan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tt-v25-scan-grid > div:nth-child(3) { border-left: 1px solid var(--tt-line); }
  .tt-v25-scan-grid > div { border-bottom: 1px solid var(--tt-line); }
  .tt-v25-section-intro { align-items: start; grid-template-columns: 1fr; }
  .tt-v25-section-intro > p { max-width: 66ch; }
  .tt-v25-model-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tt-v25-model-rail a:nth-child(2) { border-right: 0; }
  .tt-v25-model-rail a:nth-child(-n+2) { border-bottom: 1px solid var(--tt-line); }
  .tt-v25-application-grid { grid-template-columns: 1fr; }
  .tt-v25-application-grid article { grid-template-columns: minmax(180px, .8fr) minmax(0, 1.2fr); }
  .tt-v25-application-grid img { height: 100%; }
  .tt-v25-why-grid { grid-template-columns: 1fr; }
  .tt-v25-why figure img { height: 480px; }
  .tt-v25-contact-grid { align-items: start; grid-template-columns: 1fr; }
  .tt-v25-contact h2 { max-width: 15ch; }
  .tt-localized-home-v25 .tt-hero-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .tt-shell { padding-inline: 20px; }
  .tt-header-inner { min-height: 72px; }
  .tt-brand img { height: 40px; width: 40px; }
  .tt-brand-name { font-size: .95rem; }
  .tt-brand-sub { font-size: .52rem; }
  .tt-utility-inner { font-size: .62rem; gap: 12px; }
  .tt-utility-links a:last-child { margin-left: 0; }
  .tt-language-menu summary { max-width: 128px; overflow: hidden; text-overflow: ellipsis; }
  .tt-language-menu ul { right: -4px; }
  .tt-v25-section { padding-block: 76px; }
  .tt-v25-hero h1 { font-size: clamp(2.375rem, 11vw, 2.625rem); }
  .tt-v25-overline { font-size: .68rem; line-height: 1.45; }
  .tt-v25-deck { font-size: 1rem; }
  .tt-v25-trust-tags span { font-size: .68rem; }
  .tt-v25-hero .tt-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .tt-v25-hero .tt-btn { padding-inline: 14px; }
  .tt-v25-hero-visual { height: 350px; margin-inline: -8px; }
  .tt-v25-visual-note { display: none; }
  .tt-v25-scan-grid { grid-template-columns: 1fr; }
  .tt-v25-scan-grid > div, .tt-v25-scan-grid > div:nth-child(3) { border-left: 1px solid var(--tt-line); min-height: 105px; padding: 22px 20px; }
  .tt-v25-section-intro { gap: 22px; margin-bottom: 38px; }
  .tt-v25-section-intro h2 { font-size: 2rem; }
  .tt-v25-model-rail { grid-template-columns: 1fr; }
  .tt-v25-model-rail a, .tt-v25-model-rail a:nth-child(2) { border-bottom: 1px solid var(--tt-line); border-right: 0; min-height: 125px; }
  .tt-v25-model-rail a:last-child { border-bottom: 0; }
  .tt-v25-product-grid { grid-template-columns: 1fr; }
  .tt-v25-product-card { min-height: 0; }
  .tt-v25-product-image { height: 270px; }
  .tt-v25-application-grid article { grid-template-columns: 1fr; }
  .tt-v25-application-grid img { height: 230px; }
  .tt-v25-why figure img { height: 360px; }
  .tt-v25-process-grid { grid-template-columns: 1fr; }
  .tt-v25-process-grid img { height: 250px; }
  .tt-v25-global-grid { gap: 38px; }
  .tt-v25-region-list { grid-template-columns: 1fr; }
  .tt-v25-oem ul { grid-template-columns: 1fr; }
  .tt-v25-oem figure img { height: 380px; padding: 24px; }
  .tt-v25-contact .tt-actions { display: grid; grid-template-columns: 1fr; }
  .tt-localized-home-v25 .tt-display { font-size: clamp(2.25rem, 10vw, 2.625rem); }
}

@media (prefers-reduced-motion: reduce) {
  .tt-v25-hero-copy,
  .tt-v25-hero-visual {
    animation: none;
  }
}