/* A+ reference pass: existing layout, interactions and motion remain in styles.css/app.js. */
:root {
  --brand: #00488d;
  --brand-dark: #00376c;
  --ink: #15181c;
  --muted: #505760;
  --surface: #f3f4f5;
  --line: #d1d6dc;
  --header: 122px;
  --gutter: clamp(28px, 4.4vw, 84px);
}
body { font-size: 18px; }
.site-header { background: #fff; gap: 30px; }
.brand { width: 190px; padding: 0; flex-shrink: 0; }
.brand img { width: 100%; height: auto; object-fit: contain; }
.desktop-nav { gap: 30px; }
.desktop-nav a { font-size: 16px; font-weight: 500; }
.nav-indicator { bottom: 31px; }
.button, .button-small, .button-large, .hero-actions .button { font-size: 16px; min-height: 56px; padding: 0 23px; gap: 24px; }
.button-small { min-height: 52px; }
.text-link, .hero-actions .text-link, .case-detail .text-link, .specification > .text-link, .footer-top .text-link { font-size: 16px; min-height: 44px; gap: 16px; }

/* Full-width photographic composition follows the uploaded A+ master. */
.hero { display: block; min-height: 646px; padding: 52px var(--gutter) 46px; overflow: clip; isolation: isolate; scroll-margin-top: 0; }
.hero-copy { width: 48%; padding: 0; }
.hero-kicker { display: flex; align-items: center; gap: 16px; font-size: 13px; font-weight: 700; letter-spacing: 1.5px; margin-bottom: 22px; }
.hero-kicker::before { content: ''; width: 44px; height: 2px; background: var(--brand); }
.hero h1 { color: var(--ink); font-size: clamp(64px, 5.55vw, 88px); line-height: 1.045; letter-spacing: -.06em; font-weight: 700; }
.hero h1 .line:first-child { color: inherit; margin-bottom: 0; }
.hero-description { font-size: 19px; line-height: 1.55; max-width: 465px; margin-top: 25px; padding: 0; }
.hero-actions { margin-top: 26px; gap: 25px; flex-direction: row; align-items: center; }
.hero-actions .text-link { white-space: nowrap; }
.hero-benefits { margin-top: 32px; gap: 24px; font-size: 14px; line-height: 1.5; font-weight: 600; color: #333b44; max-width: none; }
.hero-benefits span + span { padding-left: 24px; }
.hero-visual { position: absolute; inset: 0; margin: 0; width: 100%; height: 100%; background: #f2f4f5; z-index: -1; }
.hero-visual::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, #fff 0%, #fffffff5 29%, #ffffffad 39%, #ffffff00 55%); pointer-events: none; }
.hero-visual img { object-fit: cover; object-position: 50% 0%; transform-origin: center top; transform: translateY(var(--hero-parallax, 0px)) scale(1.035); }
.hero-visual figcaption { left: auto; right: 25px; bottom: 18px; z-index: 1; font-size: 13px; letter-spacing: 0; color: #343b43; padding: 6px 10px; background: #fffffff0; }
.js-motion .hero-visual { animation: heroImage 1.3s .15s var(--ease) both; }

.section-pad { padding: 70px var(--gutter) 78px; }
.applications { padding-top: 48px; }
.section-label { font-size: 13px; line-height: 1.6; font-weight: 700; letter-spacing: 1.2px; }
.section-label > span:last-child { font-size: 13px; color: var(--muted); letter-spacing: .7px; }
.section-heading { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 7%; margin: 27px 0 35px; }
h2 { font-size: clamp(40px, 3.6vw, 58px); font-weight: 700; line-height: 1.12; letter-spacing: -.045em; }
.section-heading > p, .section-heading > div > p { font-size: 18px; line-height: 1.65; max-width: 430px; }
.application-layout { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 5%; }
.application-photo { height: 520px; }
.application-photo img { filter: saturate(.75); object-position: 75% center; }
.application-photo:hover img { filter: saturate(1); }
.photo-caption { bottom: 58px; }
.photo-caption > span:first-child { font-size: 28px; font-weight: 600; line-height: 1.2; max-width: 410px; }
.photo-caption > span:last-child { font-size: 14px; }
.image-credit { font-size: 13px; bottom: 22px; line-height: 1.5; }
.case-tabs button { font-size: 23px; padding: 20px 0; gap: 16px; font-weight: 500; }
.case-no { font-size: 14px; }
.case-arrow { opacity: .65; }
.case-detail { padding: 23px 0 0 43px; }
.case-detail p { font-size: 17px; line-height: 1.65; min-height: 0; }
.case-detail .text-link { margin-top: 17px; }

.section-heading .placeholder-note { font-size: 14px; line-height: 1.6; color: #34516d; max-width: 430px; padding-left: 13px; }
.technical-layout { grid-template-columns: minmax(0, 1.38fr) minmax(0, 1fr); gap: 5%; align-items: center; }
.technical-image { aspect-ratio: auto; height: 570px; }
.technical-image img { object-position: 52% center; }
.technical-image figcaption { font-size: 13px; line-height: 1.5; bottom: 16px; left: 18px; right: 18px; width: fit-content; }
.spec-row { width: 100%; background: transparent; text-align: left; padding: 21px 0; gap: 22px; border-bottom: 0; color: var(--ink); }
.spec-row:hover { border-color: var(--brand); }
.spec-row.selected .metric { color: var(--brand); }
.spec-index { font-size: 14px; padding-top: 2px; }
.spec-label { font-size: 13px; line-height: 1.5; letter-spacing: .7px; color: #4c545d; }
.metric { font-size: 67px; font-weight: 600; margin-top: 8px; }
.unit { font-size: 27px; }
.metric-text { font-size: 36px; letter-spacing: -1px; }
.spec-detail { font-size: 15px; line-height: 1.65; min-height: 75px; margin-top: 12px; }
.specification > .text-link { margin-top: 9px; }

.service { background: #1b2026; padding-bottom: 70px; }
.service .section-label > span:first-child { color: #9cc9f2; }
.service .section-label > span:last-child { color: #c4ced7; }
.service-layout { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 9%; margin-top: 38px; }
.service-sticky { top: 147px; }
.service h2 { font-size: clamp(36px, 3.05vw, 50px); }
.service-sticky > p { font-size: 17px; line-height: 1.65; color: #d1d8df; margin: 20px 0 25px; max-width: 480px; }
.service-photo { height: 280px; }
.service-photo figcaption { font-size: 13px; line-height: 1.5; right: 14px; width: fit-content; }
.story-status { margin-top: 17px; align-items: flex-start; }
.story-status > span { font-size: 13px; line-height: 1.5; color: #d5dfe7; letter-spacing: .2px; }
.story-bars { padding-top: 8px; }
.story-bars i { width: 20px; height: 3px; }
.story-bars i.active { background: #80b9ed; }
.service-step { opacity: 1; min-height: 390px; padding: 38px 0 66px; gap: 25px; border-color: #505d69; }
.service-step h3 { font-size: 32px; line-height: 1.2; color: #bbc7d1; font-weight: 500; transition: color .5s; }
.service-step p { font-size: 18px; line-height: 1.65; color: #c3ccd5; max-width: 420px; margin-top: 22px; }
.service-step.is-active { border-color: #82b9eb; }
.service-step.is-active h3 { color: #fff; }
.service-step.is-active p { color: #e0e7ee; }
.step-number { font-size: 15px; color: #9bc9f2; }
.service-step:last-child { min-height: 520px; padding-bottom: 150px; }

.contact { padding-top: 65px; padding-bottom: 70px; }
.contact-content { margin-top: 28px; }
.contact h2 { font-size: clamp(39px, 4.2vw, 65px); }
.contact-bottom { margin-top: 30px; }
.contact-bottom p { font-size: 18px; line-height: 1.65; max-width: 600px; }
.button-large { min-height: 62px; min-width: 275px; }
.footer-brand { width: 185px; }
.footer-bottom { font-size: 14px; line-height: 1.6; gap: 25px; flex-wrap: wrap; }
.footer-bottom p { flex: 1 1 480px; }
.footer-info, .motion-toggle { font-size: 14px; min-height: 44px; }

dialog { width: min(690px, calc(100% - 32px)); }
.dialog-label { font-size: 13px; }
dialog h2 { font-size: 36px; }
.dialog-intro, dialog p, .info-list { font-size: 17px; line-height: 1.65; }
.demo-notice { font-size: 14px !important; line-height: 1.6; }
.form-grid label { font-size: 15px; gap: 9px; }
.optional { font-size: 14px; }
input, select, textarea { font-size: 16px; min-height: 50px; }
#inquiry-result h3 { font-size: 27px; }
#inquiry-summary { font-size: 17px; }
#inquiry-summary dt { font-size: 14px; }
.datasheet dt { font-size: 16px; }
.datasheet dd { font-size: 24px; }
.datasheet small { font-size: 14px; }
.dialog-close { width: 44px; height: 44px; }

@media (min-width: 1600px) {
  .hero { min-height: 710px; padding-top: 65px; }
  .hero-copy { width: 46%; }
  .hero h1 { font-size: 94px; }
  .hero-benefits { margin-top: 36px; }
  .service-photo { height: 320px; }
}
@media (max-width: 1200px) {
  :root { --gutter: 35px; --header: 116px; }
  .brand { width: 180px; }
  .desktop-nav { gap: 22px; }
  .desktop-nav a { font-size: 15px; }
  .site-header { gap: 23px; }
  .hero { min-height: 610px; padding-top: 45px; }
  .hero-copy { width: 51%; }
  .hero h1 { font-size: clamp(59px, 5.7vw, 70px); }
  .hero-description { max-width: 405px; }
  .hero-actions { gap: 18px; }
  .hero-actions .button { padding: 0 18px; gap: 16px; }
  .hero-benefits { gap: 18px; }
  .hero-benefits span + span { padding-left: 18px; }
  .section-heading { gap: 5%; }
  .case-tabs button { font-size: 21px; }
  .case-detail { padding-left: 0; }
  .technical-image { height: 530px; }
  .metric { font-size: 60px; }
  .metric-text { font-size: 32px; }
  .service-layout { gap: 7%; }
  .service-sticky { top: 139px; }
  .service h2 { font-size: 36px; }
  .service-photo { height: 250px; }
  .service-step h3 { font-size: 29px; }
  .story-bars i { width: 12px; }
}
@media (min-width: 851px) and (max-width: 1020px) {
  .site-header { gap: 18px; }
  .site-header > .button { display: none; }
  .hero h1 { font-size: 58px; }
  .hero-copy { width: 56%; }
  .hero-actions { flex-wrap: wrap; gap: 10px 22px; }
  .hero-visual::after { background: linear-gradient(90deg,#fff 0%,#fffffff5 35%,#ffffffa0 48%,#ffffff00 68%); }
}
@media (max-height: 850px) and (min-width: 851px) {
  .service-sticky { top: calc(var(--header) + 18px); }
  .service h2 { font-size: 36px; }
  .service-sticky > p { margin: 15px 0 18px; font-size: 17px; }
  .service-photo { height: 225px; }
}
@media (max-width: 850px) {
  :root { --gutter: 26px; --header: 112px; }
  .brand { width: 180px; }
  .site-header > .button { display: inline-flex; }
  .menu-toggle { width: 44px; height: 44px; align-items: center; }
  .hero { min-height: 660px; padding-top: 38px; }
  .hero-copy { width: 66%; }
  .hero h1 { font-size: clamp(49px, 7vw, 62px); }
  .hero-description { font-size: 18px; }
  .hero-actions { flex-wrap: wrap; gap: 12px 24px; }
  .hero-benefits { gap: 16px; }
  .hero-benefits span + span { padding-left: 16px; }
  .hero-visual::after { background: linear-gradient(90deg,#fff 0%,#fffffff0 32%,#ffffff99 55%,#ffffff00 80%); }
  .section-pad { padding: 58px var(--gutter); }
  .section-label > span:last-child { display: none; }
  .section-heading { display: block; margin-top: 23px; }
  .section-heading > p, .section-heading > div { margin-top: 20px; max-width: 580px; }
  .section-heading > div > p { max-width: 580px; }
  .application-layout { grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 26px; }
  .application-photo { height: 510px; }
  .case-tabs button { font-size: 19px; grid-template-columns: 20px 1fr 20px; gap: 10px; }
  .case-detail p { font-size: 16px; }
  .photo-caption { left: 20px; right: 20px; }
  .photo-caption > span:first-child { font-size: 24px; }
  .image-credit { left: 20px; right: 20px; }
  .technical-layout { grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 28px; }
  .technical-image { height: 550px; }
  .spec-label { font-size: 13px; }
  .spec-row { gap: 15px; }
  .metric { font-size: 55px; }
  .metric-text { font-size: 29px; }
  .service-layout { display: block; }
  .service-sticky { position: relative; top: auto; }
  .service-photo { height: 360px; }
  .service h2 { font-size: 42px; }
  .service-steps { margin-top: 38px; }
  .service-step, .service-step:last-child { min-height: 0; padding: 30px 0 45px; }
  .service-step p { max-width: 620px; }
  .story-status { display: none; }
  .contact-bottom { align-items: flex-start; flex-direction: column; }
  .contact h2 { font-size: 43px; }
}
@media (max-width: 600px) {
  :root { --gutter: 22px; --header: 108px; }
  .site-header { gap: 18px; }
  .brand { width: 180px; }
  .site-header > .button-small { display: none; }
  .menu-toggle { margin-left: auto; }
  #mobile-nav a { font-size: 18px; }
  .hero { display: flex; flex-direction: column; padding: 30px var(--gutter) 0; min-height: 0; overflow: hidden; }
  .hero-copy { width: 100%; }
  .hero-kicker { font-size: 13px; margin-bottom: 18px; gap: 12px; letter-spacing: .8px; }
  .hero-kicker::before { width: 30px; }
  .hero h1 { font-size: clamp(37px, 10.25vw, 60px); line-height: 1.07; letter-spacing: -.055em; }
  .hero-description { font-size: 18px; line-height: 1.55; margin-top: 21px; max-width: 470px; }
  .hero-actions { flex-wrap: wrap; gap: 10px 22px; margin-top: 23px; }
  .hero-actions .button { min-height: 54px; font-size: 16px; padding: 0 20px; }
  .hero-actions .text-link { font-size: 16px; }
  .hero-benefits { font-size: 13px; line-height: 1.5; gap: 12px; margin-top: 25px; flex-wrap: nowrap; }
  .hero-benefits span + span { padding-left: 12px; }
  .hero-visual { position: relative; inset: auto; z-index: 0; width: calc(100% + var(--gutter) * 2); margin: 28px calc(-1 * var(--gutter)) 0; height: 330px; aspect-ratio: auto; }
  .hero-visual img { object-position: 80% 50%; transform: translateY(var(--hero-parallax,0px)) scale(1.035); }
  .hero-visual::after { display: none; }
  .hero-visual figcaption { font-size: 13px; right: 16px; bottom: 15px; left: auto; }
  .section-pad { padding: 48px var(--gutter); }
  .section-label { font-size: 13px; letter-spacing: .7px; }
  h2 { font-size: clamp(32px, 8.5vw, 44px); line-height: 1.15; }
  .section-heading { margin: 23px 0 29px; }
  .section-heading > p, .section-heading > div > p { font-size: 17px; }
  .application-layout { display: flex; flex-direction: column; gap: 24px; }
  .application-photo { height: 350px; aspect-ratio: auto; }
  .photo-caption { bottom: 70px; gap: 12px; }
  .photo-caption > span:first-child { font-size: 26px; }
  .photo-caption > span:last-child { font-size: 14px; }
  .image-credit { font-size: 13px; }
  .case-tabs button { font-size: 21px; padding: 19px 0; grid-template-columns: 23px 1fr 24px; gap: 12px; }
  .case-detail { padding-top: 22px; }
  .case-detail p { font-size: 17px; }
  .technical-layout { display: flex; flex-direction: column; gap: 27px; }
  .technical-image { height: 340px; width: 100%; }
  .technical-image figcaption { font-size: 13px; left: 12px; right: 12px; bottom: 12px; }
  .specification { width: 100%; }
  .spec-row { padding: 22px 0; gap: 20px; }
  .spec-label { font-size: 13px; }
  .metric { font-size: 64px; }
  .metric-text { font-size: 36px; }
  .spec-detail { font-size: 15px; min-height: 0; }
  .service h2 { font-size: 34px; }
  .service-sticky > p { font-size: 17px; }
  .service-photo { height: 275px; aspect-ratio: auto; }
  .service-photo figcaption { font-size: 13px; left: 10px; right: 10px; bottom: 10px; }
  .service-step { gap: 17px; }
  .service-step h3 { font-size: 28px; }
  .service-step p { font-size: 17px; }
  .contact h2 { font-size: clamp(31px, 8vw, 43px); }
  .contact-bottom p { font-size: 17px; }
  .contact-bottom p br { display: none; }
  .button-large { min-width: 0; min-height: 58px; }
  .footer-top { gap: 25px; align-items: flex-start; flex-direction: column; }
  .footer-brand { width: 180px; }
  .footer-top .text-link { font-size: 15px; }
  .footer-bottom { margin-top: 23px; font-size: 14px; gap: 10px 20px; }
  .footer-info, .motion-toggle { font-size: 14px; }
  .dialog-shell { padding: 48px 24px 30px; }
  .dialog-label { font-size: 13px; }
  dialog h2 { font-size: 30px; }
  .dialog-intro, dialog p, .info-list { font-size: 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid label { font-size: 15px; }
  .optional { font-size: 14px; }
  .datasheet dt { font-size: 15px; }
  .datasheet dd { font-size: 21px; }
}

/* Targeted completion: stable image windows, additional company information. */
.desktop-nav { gap: clamp(16px, 1.65vw, 28px); }
.site-header { gap: 24px; }
.site-header > .button-small { gap: 14px; padding-inline: 20px; white-space: nowrap; }
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 8%; align-items: center; margin-top: 38px; }
.about-copy p { color: var(--muted); font-size: 18px; line-height: 1.75; max-width: 600px; margin-top: 28px; }
.about-photo { position: relative; overflow: hidden; aspect-ratio: 3 / 2; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 48% 45%; filter: saturate(.5); transition: transform .8s var(--ease); }
.about-photo:hover img { transform: scale(1.015); }
.about-photo figcaption { position: absolute; bottom: 14px; left: 14px; right: 14px; width: fit-content; font-size: 13px; line-height: 1.5; color: white; background: #252628dd; padding: 6px 10px; }
.contact-details { display: grid; grid-template-columns: 1.1fr .7fr 1.2fr; gap: 5%; border-top: 1px solid var(--line); margin-top: 46px; padding-top: 30px; font-size: 17px; line-height: 1.7; }
address { font-style: normal; }
.contact-details address span { display: block; margin-top: 12px; }
.contact-details strong, .footer-details strong { font-weight: 600; }
.contact-details dl > div { display: grid; grid-template-columns: 75px 1fr; gap: 12px; margin-bottom: 8px; }
.contact-details dt, .contact-mail > span { color: var(--muted); font-size: 15px; }
.contact-details dd { margin: 0; }
.contact-mail > a, .contact-mail > span { display: block; }
.contact-mail .hours { margin-top: 20px; }
.contact-mail a, .footer-details a { overflow-wrap: anywhere; }
.contact-details a:hover, .footer-details a:hover { color: var(--brand); text-decoration: underline; text-underline-offset: 5px; }
.footer-details { display: grid; grid-template-columns: 1fr 1fr auto; gap: 5%; font-size: 16px; line-height: 1.8; margin-top: 32px; }
.footer-details a { display: block; width: fit-content; min-height: 32px; }
.footer-details small { font-size: 13px; color: var(--muted); }
/* Match the product photograph's native 2:1 framing, with a bounded canvas on wide screens. */
@media (min-width: 851px) {
  .hero { min-height: clamp(646px, 50vw, 820px); }
  .hero-visual { width: min(100%, 1640px); left: auto; right: 0; }
  .hero-visual img { object-position: 100% 0%; transform: translateY(var(--hero-parallax, 0px)); }
  .application-photo { height: auto; aspect-ratio: 1.45; }
  .application-photo img { object-position: 100% 50%; }
  .technical-image { height: auto; aspect-ratio: 3 / 2; }
  .technical-image img { object-fit: contain; object-position: 50% 50%; }
  .technical-image figcaption { position: static; width: 100%; padding: 10px 14px; background: var(--surface); }
  .technical-image { overflow: visible; padding-bottom: 40px; }
  .technical-image img { height: auto; display: block; }
  .service-photo { height: auto; aspect-ratio: 1.6; width: min(100%, 640px); }
  .service-photo img { object-position: 48% 38%; }
}
@media (min-width: 851px) and (max-height: 900px) {
  .service-photo { width: min(100%, max(320px, calc((100svh - var(--header) - 300px) * 1.6))); }
}
@media (min-width: 851px) and (max-width: 1350px) {
  .site-header { gap: 18px; }
  .desktop-nav { gap: 16px; }
  .desktop-nav a { font-size: 15px; }
  .site-header .brand { width: 170px; }
  .site-header > .button-small { padding-inline: 16px; gap: 10px; }
}
@media (min-width: 851px) and (max-width: 1100px) {
  .site-header > .button { display: none; }
}
@media (max-width: 850px) {
  .about-layout { gap: 30px; }
  .about-copy p { font-size: 17px; }
  .contact-details { grid-template-columns: 1fr 1fr; gap: 28px; }
  .contact-mail { grid-column: 1 / -1; }
  .footer-details { grid-template-columns: 1fr 1fr; gap: 25px; }
  .application-photo { height: auto; aspect-ratio: 1.2; }
  .technical-image { height: auto; aspect-ratio: auto; }
  .technical-image img { height: auto; object-fit: contain; }
  .technical-image figcaption { position: static; background: var(--surface); padding: 10px 12px; }
  .service-photo { height: auto; aspect-ratio: 1.5; }
}
@media (max-width: 600px) {
  .about-layout { grid-template-columns: 1fr; margin-top: 28px; }
  .contact-details, .footer-details { grid-template-columns: 1fr; }
  .contact-mail { grid-column: auto; }
  .about-photo figcaption { font-size: 13px; }
}

/* Hero-integrated header; existing section layout and interactions stay intact. */
@media (min-width: 851px) {
  .site-header { height: 100px; margin-bottom: -100px; background: linear-gradient(180deg, #ffffffd9 0%, #ffffff70 68%, #ffffff00 100%); border-bottom-color: transparent; box-shadow: none; transition: background .3s, box-shadow .3s, border-color .3s; }
  .site-header .brand { width: 166px; }
  .site-header .nav-indicator { bottom: 22px; height: 1px; }
  .site-header.scrolled { background: #fffffff7; border-bottom-color: #e0e4e8; box-shadow: 0 4px 22px #15253608; backdrop-filter: blur(12px); }
  .hero { padding-top: 152px; }
}

/* Inquiry section: open editorial layout, with no duplicate company directory. */
.contact-inquiry-layout { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(40px, 6vw, 115px); margin-top: 44px; align-items: start; }
.contact .contact-intro h2 { font-size: clamp(36px, 3.25vw, 58px); line-height: 1.14; }
.contact-intro > p { max-width: 490px; margin: 26px 0 30px; color: var(--muted); font-size: 18px; line-height: 1.7; }
.contact-direct { display: inline-flex; flex-wrap: wrap; gap: 7px; align-items: center; font-size: 17px; padding-bottom: 10px; border-bottom: 1px solid #aeb8c3; }
.contact-direct > span { margin-left: 14px; color: var(--brand); transition: transform .2s; }
.contact-direct:hover > span { transform: translate(3px, -3px); }
.contact-direct:hover { color: var(--brand); }
.contact-form { min-width: 0; }
.contact-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 25px; }
.contact-form label { display: block; min-width: 0; color: var(--ink); font-size: 15px; font-weight: 500; line-height: 1.5; }
.contact-form label > span { color: var(--muted); font-weight: 400; }
.contact-form input, .contact-form select, .contact-form textarea { display: block; box-sizing: border-box; width: 100%; min-width: 0; margin-top: 8px; padding: 13px 8px; min-height: 54px; border: 0; border-bottom: 1px solid #aeb8c3; border-radius: 0; background: transparent; color: var(--ink); font: inherit; font-size: 17px; line-height: 1.5; box-shadow: none; transition: border-color .2s, background .2s; }
.contact-form select { padding-right: 22px; }
.contact-form textarea { min-height: 112px; resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: 2px solid var(--brand); outline-offset: 3px; border-color: var(--brand); background: #00488d04; }
.contact-field-wide { grid-column: 1 / -1; }
.contact-form-action { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 28px; }
.contact-form-action .button { font-size: 16px; }
.contact-form-action p { margin: 0; font-size: 14px; line-height: 1.6; color: var(--muted); }
.contact-form-status { padding: 18px 0; margin: 20px 0 0; border-top: 1px solid var(--brand); font-size: 16px; line-height: 1.6; color: var(--ink); }
@media (max-width: 1000px) {
  .contact-inquiry-layout { grid-template-columns: 1fr; gap: 40px; }
  .contact-intro > p { max-width: 620px; }
}
@media (max-width: 600px) {
  .contact-inquiry-layout { margin-top: 30px; }
  .contact .contact-intro h2 { font-size: clamp(30px, 8vw, 43px); }
  .contact-form-grid { grid-template-columns: 1fr; gap: 22px; }
  .contact-form-action { align-items: flex-start; flex-direction: column; }
}

/* Form accessibility and pending state; no changes to the approved composition. */
.form-trap { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.contact-privacy { margin-top: 20px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.contact-privacy a { text-decoration: underline; text-underline-offset: 3px; }
.contact-form [aria-invalid="true"] { border-bottom-color: #a22b2b; }
.contact-form [disabled] { opacity: .65; cursor: wait; }

/* Small supporting details within the existing sections. */
.contact-method-hint { grid-column: 1 / -1; margin: -10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.about-trust { display: flex; flex-wrap: wrap; gap: 12px 24px; list-style: none; padding: 20px 0 0; margin: 24px 0 0; border-top: 1px solid var(--line, #d9dcde); font-size: 15px; line-height: 1.6; }
.footer-main-site { max-width: 260px; }

/* Technical image story: scoped to the existing Technik section. */
.tech-layout { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); gap: 6%; align-items: start; }
.tech-visual { position: sticky; top: 130px; min-width: 0; }
.tech-stage { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: #e4e6e8; }
.tech-frame { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; opacity: 0; transition: opacity .65s ease; }
.tech-frame.is-current { opacity: 1; }
.tech-views { display: flex; border-bottom: 1px solid var(--line); }
.tech-views button { flex: 1; min-height: 48px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--muted); font: inherit; font-size: 14px; cursor: pointer; }
.tech-views button[aria-pressed="true"] { color: var(--brand); border-bottom-color: var(--brand); }
.tech-views button:focus-visible { outline: 2px solid var(--brand); outline-offset: -4px; }
.tech-caption { color: var(--muted); font-size: 14px; line-height: 1.6; margin-top: 14px; }
.tech-chapter { min-height: 48vh; padding: 55px 0; border-top: 1px solid var(--line); }
.tech-chapter-no { color: var(--brand); font-size: 14px; letter-spacing: .05em; }
.tech-chapter h3 { font-size: clamp(26px, 2.6vw, 38px); line-height: 1.15; margin: 22px 0 18px; letter-spacing: -.04em; }
.tech-chapter p { font-size: 18px; line-height: 1.7; color: var(--muted); }
.tech-chapter.is-active { border-top-color: var(--brand); }
.tech-chapter.is-active h3 { color: var(--brand); }
.tech-marker { position: absolute; width: 28px; height: 28px; padding: 0; border: 2px solid white; border-radius: 50%; background: var(--brand); color: white; box-shadow: 0 0 0 4px #ffffff80; transform: translate(-50%,-50%); cursor: pointer; }
.tech-marker[hidden] { display: none; }
.tech-marker span { position: absolute; left: 50%; bottom: calc(100% + 10px); transform: translateX(-50%); padding: 6px 10px; background: var(--ink); color: white; font-size: 14px; line-height: 1.4; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .15s; }
.tech-marker:hover span, .tech-marker:focus-visible span { opacity: 1; }
.tech-marker:focus-visible { outline: 2px solid var(--brand); outline-offset: 6px; }
.tech-chapter:focus-visible { outline: 2px solid var(--brand); outline-offset: 8px; }
.tech-outro { display: flex; justify-content: space-between; gap: 35px; align-items: center; padding-top: 45px; border-top: 1px solid var(--line); }
.tech-outro h3 { font-size: clamp(26px, 2.6vw, 38px); line-height: 1.2; letter-spacing: -.04em; }
.tech-static .tech-visual { position: relative; top: auto; }
.tech-static .tech-chapter { min-height: 0; padding: 25px 0; }
.tech-static .tech-frame { transition: none; }
@media (max-width: 850px) {
 .tech-layout { display: block; }
 .tech-visual { position: relative; top: auto; margin-bottom: 35px; }
 .tech-chapter { min-height: 0; padding: 25px 0; }
 .tech-chapter h3 { font-size: 28px; margin: 14px 0; }
 .tech-chapter p { font-size: 17px; }
 .tech-outro { display: block; padding-top: 30px; }
 .tech-outro .text-link { margin-top: 24px; }
 .tech-views button { font-size: 13px; }
 .tech-marker { display: none; }
 .tech-frame { transition: none; }
}
@media (prefers-reduced-motion: reduce) {
 .tech-visual { position: relative; top: auto; }
 .tech-chapter { min-height: 0; padding: 25px 0; }
 .tech-frame, .tech-marker { transition: none; }
 .tech-marker { display: none; }
}

.tech-marker[data-tech-target="2"] { left: 47%; top: 44%; }
.tech-marker[data-tech-target="3"] { left: 27%; top: 51%; }
.tech-marker[data-tech-target="4"] { left: 63%; top: 39%; }

/* Hotmobile branding, confirmed emergency service and power selection. */
.site-header .brand { width: 280px; flex-shrink: 0; }
.site-header .brand img, .footer-brand img { object-fit: contain; height: auto; }
.header-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 7px; flex-shrink: 0; }
.emergency-link { font-size: 14px; font-weight: 650; white-space: nowrap; }
.emergency-link span, .emergency-label { color: #b91e2b; }
.header-actions .button { min-height: 46px; }
.footer-brand { width: 310px; max-width: 100%; }
.footer-brand img { width: 100%; max-width: 100%; }
.contact-emergency { margin-top: 28px; padding-left: 18px; border-left: 2px solid #b91e2b; }
.contact-emergency p { margin: 0 0 8px; font-size: 16px; line-height: 1.6; }
.contact-emergency .emergency-label { font-weight: 700; }
.contact-emergency a { font-size: 21px; font-weight: 650; }
.heat-products .section-heading { margin-bottom: 38px; }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(30px, 4vw, 70px); }
.heat-product { display: flex; flex-direction: column; min-width: 0; border-top: 1px solid var(--line); padding-top: 24px; }
.product-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 24px; }
.product-heading h3 { font-size: clamp(26px, 2.3vw, 36px); letter-spacing: -.04em; }
.product-heading > span { color: var(--brand); font-size: 18px; white-space: nowrap; }
.product-image { margin: 0 0 25px; height: clamp(300px, 28vw, 420px); background: #f4f5f6; }
.product-image img { width: 100%; height: 100%; object-fit: contain; }
.power-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-bottom: 1px solid var(--line); gap: 4px; }
.power-tabs button { min-height: 52px; padding: 12px 6px; background: transparent; color: var(--ink); border: 0; border-bottom: 2px solid transparent; font: inherit; font-size: 17px; font-weight: 650; transition: background .15s, color .15s; }
.power-tabs button:hover { background: #00488d0a; }
.power-tabs button[aria-selected="true"] { color: var(--brand); border-bottom-color: var(--brand); background: #00488d0a; }
.power-tabs button:focus-visible { outline-offset: -4px; }
.product-panels { padding: 28px 0; flex: 1; }
.power-panel h4 { font-size: clamp(23px, 2vw, 29px); line-height: 1.25; letter-spacing: -.03em; margin: 0 0 16px; }
.power-panel p { font-size: 17px; line-height: 1.7; color: var(--muted); margin: 0 0 22px; }
.power-panel .product-use-label { font-size: 14px; color: var(--ink); font-weight: 700; margin-bottom: 12px; }
.power-panel ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 24px; padding-left: 18px; margin: 0; }
.power-panel li { font-size: 15px; line-height: 1.6; color: var(--muted); padding-left: 2px; }
.product-inquiry { align-self: flex-start; margin-top: auto; }
.product-guidance { max-width: 850px; border-top: 1px solid var(--line); padding-top: 24px; margin: 38px 0 0; font-size: 15px; line-height: 1.7; color: var(--muted); }
@media (min-width: 851px) and (max-width: 1250px) {
 .site-header .desktop-nav { display: none; }
 .site-header .menu-toggle { display: flex; }
 .header-actions { margin-left: auto; }
}
@media (max-width: 850px) {
 .site-header .brand { width: 250px; }
 .header-actions { margin-left: auto; }
 .header-emergency { display: none; }
 .product-grid { grid-template-columns: 1fr; gap: 55px; }
 .product-image { height: 380px; }
 .product-heading h3 { font-size: 30px; }
 .power-panel h4 { font-size: 26px; }
}
@media (max-width: 600px) {
 .site-header .brand { width: min(250px, calc(100% - 64px)); }
 .header-actions { display: none; }
 .site-header { gap: 18px; }
 .product-image { height: 310px; }
 .product-heading h3 { font-size: 26px; }
 .product-heading > span { font-size: 16px; }
 .power-panel ul { grid-template-columns: 1fr; }
 .footer-brand { width: 280px; }
}
@media (prefers-reduced-motion: reduce) { .power-tabs button { transition: none; } }
@media (min-width: 851px) and (max-width: 1250px) {
 .site-header .menu-toggle { width: 44px; height: 44px; flex-shrink: 0; flex-direction: column; justify-content: center; align-items: center; gap: 6px; background: transparent; padding: 3px; }
 .menu-toggle span { height: 1px; background: var(--ink); width: 24px; }
 .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
 .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
 #mobile-nav:not([hidden]) { display: flex; position: absolute; top: 100px; left: 0; right: 0; flex-direction: column; background: white; padding: 20px var(--gutter) 28px; border-bottom: 1px solid var(--line); box-shadow: 0 15px 25px #0001; }
 #mobile-nav a { padding: 12px 0; font-size: 17px; }
}

/* Keep the original header logo with its directly associated emergency line. */
@media (min-width: 851px) {
  .site-header { height: 128px; margin-bottom: -128px; }
  #mobile-nav:not([hidden]) { top: 128px; }
}
.header-brand { width: 280px; flex-shrink: 0; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.site-header .header-brand .brand { width: 100%; }
.header-brand-service { margin: 0; color: var(--brand-dark); font-size: 13px; font-weight: 700; line-height: 1.45; white-space: nowrap; }
.header-brand-service a { text-decoration: underline; text-underline-offset: 3px; }
.header-brand-service a:hover { color: var(--brand); }
@media (max-width: 850px) {
  .header-brand { width: 250px; }
  .header-brand-service { font-size: 12px; }
}
@media (max-width: 600px) {
  .header-brand { width: min(250px, calc(100% - 62px)); }
  .header-brand-service { font-size: clamp(10px, 3.05vw, 12px); }
  .hero-visual img { object-position: 100% 50%; }
}