:root {
    /* Shared typography scale for product pages */
    --font-size-label: 13px;
    --font-size-small: 14px;
    --font-size-body: 18px;
    --font-size-title: 22px;
    --font-size-metric: 26px;
    --font-size-heading: clamp(28px, 3vw, 36px);
    --font-size-hero: clamp(42px, 6vw, 76px);
    --bg: #07101b;
    --bg2: #0b1725;
    --card: #0f2030;
    --card2: #10283a;
    --text: #f3f7fa;
    --muted: #aab8c5;
    --line: rgba(255,255,255,.11);
    --blue: #48b7ff;
    --cyan: #62e4e8;
    --green: #64d58b;
    --brand-accent: #078593;
    --violet: #9275ff;
    --max: 1180px;
    --radius: 24px;
}

html {
    width: 100%;
    min-height: 100%;
    overflow-x: hidden;
    background: var(--lab-bg);
}

body {
    font-size: var(--font-size-body);
    font-family: Inter,Arial,sans-serif;
    color: var(--text);
    line-height: 1.55;
    width: 100%;
    min-height: 100vh;
    min-height: 100svh;
    overflow-x: hidden;
    background: radial-gradient(circle at 82% 4%, rgba(146,117,255,.18), transparent 28%), radial-gradient(circle at 10% 18%, rgba(72,183,255,.12), transparent 30%), var(--bg);
    font-family: 'DM Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
    color: inherit;
}

.container {
    width: min(var(--max),calc(100% - 40px));
    margin: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 20px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    border: 1px solid rgba(255,255,255,.13);
    transition: .2s;
}

.btn-primary {
    background: linear-gradient(135deg,var(--blue),var(--violet));
    color: #fff;
    border: 0;
    box-shadow: 0 10px 35px rgba(72,183,255,.18);
}

.btn-primary:hover {
    transform: translateY(-1px);
}

.btn-ghost {
    background: rgba(255,255,255,.04);
}

.hero {
    padding: 86px 0 70px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 7px 11px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: #cfe9f8;
    background: rgba(255,255,255,.035);
    font-size: var(--font-size-label);
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-accent);
    box-shadow: 0 0 16px var(--brand-accent);
}

h1 {
    font-size: var(--font-size-hero);
    line-height: 1.03;
    letter-spacing: -.045em;
    max-width: 900px;
}

h1 em {
    font-style: normal;
    background: linear-gradient(90deg,var(--cyan),var(--blue),var(--violet));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.lead {
    font-size: var(--font-size-title);
    color: var(--muted);
    max-width: 780px;
}

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

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 32px;
    align-items: end;
}

.visual {
    min-height: 330px;
    border-radius: 32px;
    border: 1px solid var(--line);
    background: radial-gradient(circle at 35% 35%,rgba(100,213,139,.23),transparent 22%), radial-gradient(circle at 70% 65%,rgba(146,117,255,.26),transparent 28%), linear-gradient(145deg,#0e2231,#09131f);
    position: relative;
    overflow: hidden;
}

.visual:before {
    content: "";
    position: absolute;
    inset: 24px;
    border: 1px solid rgba(98,228,232,.18);
    border-radius: 24px;
    transform: rotate(-3deg);
}

.device {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%) rotate(-3deg);
    width: 70%;
    max-width: 340px;
    aspect-ratio: 1.65;
    border-radius: 18px;
    background: linear-gradient(145deg,#dfe7eb,#8999a5);
    box-shadow: 0 35px 80px rgba(0,0,0,.42);
    padding: 18px;
    color: #12202b;
}

.device:after {
    content: "BOREALIS NODAL";
    position: absolute;
    bottom: 16px;
    left: 18px;
    font-size: var(--font-size-small);
    letter-spacing: .14em;
    font-weight: 800;
}

.terminals {
    display: grid;
    grid-template-columns: repeat(6,1fr);
    gap: 7px;
    margin-top: 18px;
}

.terminal {
    height: 36px;
    border-radius: 5px;
    background: #253845;
    border: 2px solid #657a87;
}

section {
    padding: 78px 0;
}

.section-head {
    max-width: none;
    margin-bottom: 36px;
}

.section-head h2 {
    max-width: 760px;
}

.kicker {
    color: var(--cyan);
    font-size: var(--font-size-label);
    text-transform: uppercase;
    letter-spacing: .16em;
    font-weight: 800;
}

h2 {
    font-size: var(--font-size-heading);
    line-height: 1.1;
    letter-spacing: -.03em;
    margin: 10px 0 15px;
}

.section-head p {
    color: var(--muted);
    font-size: var(--font-size-body);
}

.cards {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 16px;
}

.card {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
}

.icon {
    width: 44px;
    height: 44px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg,rgba(98,228,232,.18),rgba(146,117,255,.2));
    border: 1px solid var(--line);
    margin-bottom: 20px;
    font-weight: 800;
}

.card h3 {
    margin: 0 0 8px;
    font-size: var(--font-size-title);
}

.card p {
    margin: 0;
    color: var(--muted);
    font-size: var(--font-size-body);
}

.models {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 14px;
}

.model {
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 22px;
    background: var(--card);
}

.model .type {
    font-size: var(--font-size-small);
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: .12em;
}

.model h3 {
    font-size: var(--font-size-body);
    margin: 8px 0;
}

.model p {
    color: var(--muted);
    margin: 0;
}

.model strong {
    color: #fff;
}

.wide {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.compare,.order {
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
}

.compare-row {
    display: grid;
    grid-template-columns: minmax(0, 120px) minmax(0, 1fr);
    border-bottom: 1px solid var(--line);
    padding: 15px 0;
    gap: 12px;
}

.compare-row:last-child {
    border-bottom: 0;
}

.compare-row span:first-child {
    color: #8f9eaa;
}

.compare-row span:last-child {
    font-weight: 700;
}

.applications {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 14px;
}

.application {
    padding: 21px;
    border-left: 3px solid var(--blue);
    background: rgba(255,255,255,.035);
    border-radius: 0 16px 16px 0;
}

.order {
    background: radial-gradient(circle at 90% 10%,rgba(146,117,255,.18),transparent 30%), radial-gradient(circle at 10% 90%,rgba(100,213,139,.12),transparent 30%), var(--card);
}

.steps {
    display: grid;
    gap: 17px;
    margin: 25px 0;
}

.step {
    display: grid;
    grid-template-columns: 38px 1fr;
    gap: 13px;
    align-items: start;
}

.num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg,var(--green),var(--blue));
    font-weight: 800;
    color: #06111a;
}

.facts {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 12px;
    margin-top: 30px;
}

.fact {
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255,255,255,.035);
}

.fact strong {
    display: block;
    font-size: var(--font-size-metric);
}

.fact span {
    color: var(--muted);
    font-size: var(--font-size-body);
}

.cta {
    padding: 80px 0;
}

.cta-box {
    padding: 50px;
    border-radius: 32px;
    border: 1px solid var(--line);
    background: radial-gradient(circle at 80% 20%,rgba(146,117,255,.25),transparent 28%), radial-gradient(circle at 20% 80%,rgba(100,213,139,.16),transparent 25%), #0d1d2c;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.cta-box p {
    color: var(--muted);
    max-width: none;
}

footer {
    padding: 35px 0;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: var(--font-size-small);
}

@media(max-width:900px) {
    .hero-grid,.wide {
        grid-template-columns: 1fr;
    }

    .cards {
        grid-template-columns: 1fr;
    }

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

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

    .nav-links {
        display: none;
    }

}

@media(max-width:600px) {
    .container {
        width: min(var(--max),calc(100% - 26px));
    }

    .hero {
        padding-top: 55px;
    }

    section {
        padding: 55px 0;
    }

    .models,.applications {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: 30px;
        display: block;
    }

    .cta-box .btn {
        margin-top: 12px;
    }

    .facts {
        grid-template-columns: 1fr 1fr;
    }

    h1 {
        font-size: var(--font-size-hero);
    }

}

.breadcrumbs {
    max-width: 1120px;
    margin: 0 auto 24px;
    padding: 20px 16px 0;
    font-size: var(--font-size-small);
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    list-style: none;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
    color: var(--text-muted);
}

.breadcrumbs li:not(:last-child)::after {
    content: ">";
    margin-left: 6px;
    color: rgba(200, 205, 232, 0.55);
}

.breadcrumbs a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.18s ease;
}

.breadcrumbs a:hover {
    color: #ffffff;
}

.breadcrumbs li:last-child span {
    color: var(--text-muted);
}

/* =====================================
   NODAL NAVIGATION
===================================== */
/* Верхняя область и волна */
.lab-navbar {
    background: #0d0f1c;
}

/* Убираем отступы и маркеры списка меню */
.lab-nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.lab-nav-links li {
    list-style: none;
}

/* Убираем подчёркивание у ссылок */
.lab-nav-links a, .lab-nav-links a:hover, .lab-nav-links a:focus, .lab-nav-links a:active {
    text-decoration: none !important;
}

/* Цвет текста меню */
.lab-nav-links .nav-link {
    color: #f3f7fa;
}

/* Цвет при наведении */
.lab-nav-links .nav-link:hover {
    color: #62e4e8;
}

.lab-navbar {
    position: relative;
    z-index: 1000;
    width: min(1120px, calc(100% - 48px));
    margin: 18px auto 0;
    padding: 10px 22px;
    display: flex;
    align-items: center;
    background: rgba(9, 20, 34, 0.94);
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 20px;
    box-shadow: 0 12px 35px rgba(0,0,0,.24);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.lab-navbar > .container {
    width: 100%;
    max-width: none;
    padding: 0;
    display: flex;
    align-items: center;
}

.lab-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    max-width: none;
    margin: 0;
    color: #fff;
    text-decoration: none;
    white-space: nowrap;
}

.lab-brand img {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.lab-brand-text {
    font-size: var(--font-size-body);
    line-height: 1.1;
    font-weight: 700;
}

.lab-brand-text small {
    display: block;
    margin-top: 3px;
    font-size: var(--font-size-small);
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #9aafc2;
}

.lab-nav-links {
    display: flex;
    align-items: center;
    gap: 5px;
}

.lab-navbar .nav-link {
    padding: 10px 13px !important;
    border-radius: 10px;
    color: #c5d2df !important;
    font-size: var(--font-size-small);
    white-space: nowrap;
    transition: .2s ease;
}

.lab-navbar .nav-link:hover, .lab-navbar .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,.07);
}

.lab-navbar .nav-cta {
    margin-left: 10px;
}

.lab-navbar .nav-cta .btn {
    padding: 11px 16px;
    white-space: nowrap;
}

/* =====================================
   HERO + WAVE
===================================== */
.lab-page {
    position: relative;
    isolation: isolate;
    overflow: clip;
}

.hero {
    position: relative;
    padding-top: 35px;
}

.wave-hero {
    position: absolute;
    top: -1px;
    left: 0;
    display: block;
    width: 100%;
    height: auto;
    z-index: -1;
    pointer-events: none;
}

.wave-top {
    opacity: .8;
}

.hero .breadcrumbs {
    position: relative;
    z-index: 1;
    margin-top: 0;
    padding-top: 20px;
}

/* =====================================
   FOOTER
===================================== */
.footer {
    width: 100%;
    margin: 0;
    padding: 24px 0;
    background: #080f1b;
    border-top: 1px solid rgba(255,255,255,.10);
    color: rgba(255,255,255,.65);
}

.footer > .container {
    width: min(1180px, calc(100% - 40px));
    max-width: none;
    padding: 0;
}

.footer .row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0;
}

.footer .row > div {
    width: auto;
    padding: 0;
}

.footer .lab-brand img {
    width: 34px;
    height: 34px;
}

.footer .lab-brand-text {
    font-size: var(--font-size-body);
}

.footer .text-md-end {
    text-align: right !important;
    margin: 0 !important;
}

.footer .text-md-end span {
    font-size: var(--font-size-small);
    white-space: nowrap;
}

/* =====================================
   RESPONSIVE
===================================== */
@media (max-width: 991.98px) {
    .lab-navbar {
        width: calc(100% - 28px);
        margin-top: 12px;
        padding: 10px 15px;
        border-radius: 17px;
    }

    .lab-navbar .navbar-collapse {
        padding-top: 12px;
    }

    .lab-nav-links {
        align-items: stretch;
        gap: 3px;
    }

    .lab-navbar .nav-link {
        display: block;
        padding: 11px 12px !important;
    }

    .lab-navbar .nav-cta {
        margin: 8px 0 2px;
    }

    .lab-navbar .nav-cta .btn {
        width: 100%;
    }

    .hero {
        padding-top: 25px;
    }

}

@media (max-width: 575.98px) {
    .footer {
        padding: 20px 0;
    }

    .footer .row {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .footer .text-md-end {
        text-align: left !important;
    }

    .footer .text-md-end span {
        white-space: normal;
    }

}

.lab-page {
    position: relative;
    isolation: isolate;
}

.lab-device-board {
    position: relative;
    min-height: 470px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 28px;
    background: linear-gradient(145deg, rgba(48, 58, 107, 0.78), rgba(7, 9, 22, 0.82)), radial-gradient(circle at top, rgba(8, 186, 162, 0.25), transparent 58%);
    box-shadow: 0 34px 90px rgba(0, 0, 0, 0.42);
    overflow: hidden;
}

.lab-device-board::before {
    content: "";
    position: absolute;
    inset: 28px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 22px;
}

.lab-device-board img {
    position: absolute;
    right: -34px;
    bottom: 22px;
    width: min(82%, 430px);
    filter: drop-shadow(0 30px 42px rgba(0, 0, 0, 0.42));
}

.lab-board-copy {
    position: relative;
    z-index: 1;
    max-width: 340px;
    padding: 34px;
}

.lab-board-copy strong {
    display: block;
    margin-bottom: 10px;
    color: #ffffff;
    font-size: var(--font-size-metric);
    line-height: 1.18;
}

.lab-board-copy p {
    margin: 0;
    color: var(--lab-muted);
}

/* =====================================
   MAIN SITE HEADER / FOOTER ALIGNMENT
===================================== */
.navbar {
    position: sticky;
    top: 10px;
    z-index: 1000;
    width: min(1160px, calc(100% - 28px));
    margin: 14px auto 0;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 999px;
    background: rgba(13, 15, 28, 0.68);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.navbar > .container {
    width: 100%;
    max-width: 100%;
    padding: 10px 18px;
}

.navbar .navbar-brand, .navbar .navbar-brand:hover, .site-footer .navbar-brand, .site-footer .navbar-brand:hover {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    max-width: none;
    color: #ffffff;
    text-decoration: none;
}

.navbar-brand-image {
    width: 70px;
    height: 44px;
    object-fit: contain;
}

.navbar-brand-text {
    display: flex;
    flex-direction: column;
    margin-left: 0;
    color: #ffffff;
    font-size: var(--font-size-title);
    font-weight: 700;
    line-height: 1;
}

.navbar-brand-text small {
    display: block;
    color: var(--brand-accent);
    font-size: var(--font-size-small);
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.navbar-nav {
    align-items: center;
}

.navbar-nav .nav-link {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 10px 12px;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.82);
    font-size: var(--font-size-body);
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.2s ease, background 0.2s ease;
}

.navbar-nav .nav-link.active, .navbar-nav .nav-link:hover, .navbar-nav .nav-link:focus {
    color: #ffffff;
    background: rgba(8, 186, 162, 0.14);
}

.navbar-nav .nav-cta {
    margin-left: 8px;
    padding-left: 12px;
    border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.navbar-nav .nav-cta .btn {
    min-height: 42px;
    padding: 10px 14px;
    border-radius: 999px;
}

.navbar-toggler {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin-left: auto;
    padding: 10px;
    border: 0;
    box-shadow: none;
}

.navbar-toggler:focus, .navbar-toggler:active {
    outline: none;
    box-shadow: none;
}

.navbar-toggler-icon {
    position: relative;
    width: 30px;
    height: 3px;
    background: transparent;
    background-image: none;
}

.navbar-toggler-icon::before, .navbar-toggler-icon::after {
    content: "";
    position: absolute;
    left: 0;
    width: 30px;
    height: 3px;
    background-color: #ffffff;
    transition: transform 0.3s ease, top 0.3s ease, bottom 0.3s ease;
}

.navbar-toggler-icon::before {
    top: -8px;
}

.navbar-toggler-icon::after {
    bottom: -8px;
}

.navbar-toggler.open .navbar-toggler-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.navbar-toggler.open .navbar-toggler-icon::after {
    bottom: 0;
    transform: rotate(-45deg);
}

.site-footer {
    padding: 34px 0;
    border-top: 0;
    background: #0d0f1c;
    color: rgba(255, 255, 255, 0.68);
}

.site-footer .container {
    width: min(1180px, calc(100% - 40px));
    max-width: none;
}

.site-footer .row {
    align-items: center;
}

.site-footer .copyright-text {
    margin: 0;
    color: var(--brand-accent);
    font-size: var(--font-size-body);
    font-weight: 700;
    text-align: right;
}

/* =====================================
   PRODUCT HERO IMAGE ALIGNMENT
===================================== */
.hero .lab-device-board {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 430px;
    padding: 28px;
}

.hero .lab-device-board::before {
    pointer-events: none;
}

.hero .lab-board-copy {
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 100%;
    padding: 0;
}

.hero .lab-board-copy img {
    position: static;
    display: block;
    width: min(100%, 390px);
    max-height: 360px;
    object-fit: contain;
    filter: drop-shadow(0 30px 42px rgba(0, 0, 0, 0.42));
}

@media (max-width: 991.98px) {
    .navbar {
        width: 100%;
        top: 0;
        margin-top: 0;
        border: 0;
        border-radius: 0;
        background: #0d0f1c;
        box-shadow: none;
        backdrop-filter: none;
    }

    .navbar > .container {
        min-height: 64px;
        padding: 10px 12px;
    }

    .navbar-collapse {
        flex-basis: 100%;
        padding: 10px 0 8px;
    }

    .navbar-nav {
        align-items: stretch;
        gap: 2px;
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .navbar-nav .nav-link {
        display: flex;
        width: 100%;
        min-height: 42px;
        padding: 10px 12px;
        border-radius: 0;
    }

    .navbar-nav .nav-cta {
        margin: 8px 0 0;
        padding: 8px 0 0;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
        border-left: 0;
    }

    .navbar-nav .nav-cta .btn {
        width: 100%;
        border-radius: 999px;
    }

    .hero .lab-device-board {
        min-height: 360px;
        margin-top: 22px;
    }

}

@media (max-width: 575.98px) {
    .navbar-brand-image {
        width: 58px;
        height: 38px;
    }

    .navbar-brand-text {
        font-size: var(--font-size-body);
    }

    .site-footer .copyright-text {
        margin-top: 14px;
        text-align: left;
    }

    .hero .lab-device-board {
        min-height: 300px;
        padding: 18px;
        border-radius: 22px;
    }

    .hero .lab-board-copy img {
        width: min(100%, 310px);
        max-height: 260px;
    }

}

/* Product header and device presentation */
.product-header {
    height: 92px;
    background: #0d0f1c;
}

.product-header .navbar {
    position: fixed;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    background: #0d0f1c;
    max-height: calc(100svh - 20px);
    overflow-y: auto;
}

.wave-top {
    opacity: 1;
}

.btn, .btn:hover, .btn:focus, .btn:active {
    color: #fff;
}

.hero .breadcrumbs {
    max-width: var(--max);
    padding: 20px 12px 0;
}

.breadcrumbs ol {
    margin: 0;
    padding: 0;
}

.breadcrumbs li, .breadcrumbs li:last-child span {
    color: var(--muted);
}

.breadcrumbs a {
    color: var(--cyan);
}

.hero .lab-device-board {
    display: block;
    min-height: 0;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
    box-shadow: none;
    overflow: visible;
}

.hero .lab-device-board::before {
    content: none;
}

.hero .lab-device-board img {
    position: static;
    display: block;
    width: 100%;
    height: auto;
    border-radius: 24px;
    filter: none;
}

.lab-device-board figcaption {
    margin-top: 19px;
    color: var(--muted);
    font-size: var(--font-size-body);
    text-align: center;
}

@media (max-width: 991.98px) {
    .product-header {
        height: 84px;
    }

    .product-header .navbar {
        top: 0;
        max-height: 100svh;
    }

}

/* Match the Borealis Lab hero badge */
.eyebrow {
    gap: 8px;
    margin-bottom: 18px;
    padding: 7px 12px;
    border: 1px solid rgba(79, 209, 255, 0.24);
    background: rgba(79, 209, 255, 0.09);
    color: #d9f8ff;
    font-size: var(--font-size-label);
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.eyebrow .dot {
    flex-shrink: 0;
    box-shadow: 0 0 18px rgba(7, 133, 147, 0.86);
}

@media (max-width: 991px) {
    .eyebrow {
        margin-bottom: 12px;
    }

}

@media (max-width: 640px) {
    .eyebrow {
        margin-bottom: 10px;
        padding: 6px 10px;
        font-size: var(--font-size-label);
        line-height: 1.35;
    }

}

.cta-actions {
    display: grid;
    gap: 12px;
    width: min(100%, 300px);
    flex-shrink: 0;
}

.cta-actions .btn, #order .order:first-child > .btn {
    width: min(100%, 300px);
}

.installation-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.installation-gallery figure {
    margin: 0;
}

.installation-gallery img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 24px;
}

.installation-gallery figcaption {
    margin-top: 14px;
    color: var(--muted);
    text-align: center;
}

.documentation-link {
    margin: 28px 0 0;
    color: var(--muted);
    font-size: var(--font-size-body);
}

.documentation-link a {
    color: var(--cyan);
    text-underline-offset: 4px;
}

@media (max-width: 600px) {
    .installation-gallery {
        grid-template-columns: 1fr;
    }

}

.lab-page section[id] {
    scroll-margin-top: 104px;
}

.lab-page > section {
    padding-top: 58px;
    padding-bottom: 58px;
}

.lab-page > .hero {
    padding-top: 35px;
}

@media (max-width: 600px) {
    .lab-page > section {
        padding-top: 40px;
        padding-bottom: 40px;
    }

    .lab-page > .hero {
        padding-top: 25px;
    }

}

@media (max-width: 991.98px) {
    .navbar-nav .nav-link:not(.active):hover, .navbar-nav .nav-link:not(.active):focus {
        color: rgba(255, 255, 255, 0.82);
        background: transparent;
    }

    .navbar-nav .nav-link:focus-visible {
        outline: 2px solid var(--cyan);
    }

}

/* Keep mobile menu text clear of the rounded highlight edges. */
@media (max-width: 991.98px) {
    .navbar.navbar-expand-lg .navbar-nav .nav-link {
        padding-left: 20px !important;
        padding-right: 20px !important;
        border-radius: 999px;
    }

}

@media (max-width: 600px) {
    .compare-row {
        grid-template-columns: minmax(0, 100px) minmax(0, 1fr);
    }

}

.product-intro {
    color: var(--muted);
    font-size: var(--font-size-body);
    margin-bottom: 30px;
}

/* Give the Nodal product image more space in the opening section. */
@media (min-width: 901px) {
    body[data-seo-page="nodal"] .hero-grid {
        grid-template-columns: .95fr 1.05fr;
        align-items: center;
    }

}

@media (min-width: 901px) {
    body[data-seo-page="nodal"] .hero-grid {
        align-items: start;
    }

    body[data-seo-page="nodal"] .hero-grid > div:first-child {
        display: contents;
    }

    body[data-seo-page="nodal"] .hero-grid .eyebrow {
        grid-column: 1;
        grid-row: 1;
        justify-self: start;
        margin-bottom: 0;
    }

    body[data-seo-page="nodal"] .hero-grid h1 {
        grid-column: 1;
        grid-row: 2;
        margin-bottom: 0;
    }

    body[data-seo-page="nodal"] .hero-grid .lead {
        grid-column: 1;
        grid-row: 3;
        margin: 0;
    }

    body[data-seo-page="nodal"] .hero-grid .hero-actions {
        grid-column: 1;
        grid-row: 4;
        margin-top: 0;
    }

    body[data-seo-page="nodal"] .hero-grid .lab-device-board {
        grid-column: 2;
        grid-row: 2 / 5;
        margin-top: 22px;
    }

}

.model-group {
    margin-bottom: 28px;
    padding: 26px;
    border: 1px solid var(--line);
    border-left: 4px solid var(--cyan);
    border-radius: 24px;
    background: rgba(255,255,255,.025);
}

.model-group-mbus {
    border-left-color: var(--violet);
}

.model-group-impulse {
    border-left-color: var(--brand-accent);
}

.model-group-heading {
    margin-bottom: 20px;
}

.model-group-heading h3 {
    margin: 0 0 6px;
    font-size: var(--font-size-metric);
    color: var(--cyan);
}

.model-group-mbus .model-group-heading h3 {
    color: var(--violet);
}

.model-group-impulse .model-group-heading h3 {
    color: var(--text);
}

.model-group-heading p {
    margin: 0;
    color: var(--muted);
    font-size: var(--font-size-body);
}

.model-group-rs485 .models {
    grid-template-columns: repeat(3,minmax(0,1fr));
}

.model-group-mbus .models {
    grid-template-columns: 1fr;
}

.model-group .model h3 {
    font-size: var(--font-size-body);
    margin: 0 0 18px;
    color: var(--muted);
}

.model-group .model p {
    display: grid;
    gap: 8px;
}

.model-group .model strong {
    font-size: var(--font-size-metric);
    line-height: 1.2;
}

.model-group .model small {
    font-size: var(--font-size-small);
    line-height: 1.5;
}

@media (max-width: 900px) {
    .model-group .models {
        grid-template-columns: repeat(2,minmax(0,1fr));
    }

    .model-group-mbus .models {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 600px) {
    .model-group {
        padding: 18px;
    }

    .model-group .models {
        grid-template-columns: 1fr;
    }

}

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

@media (max-width: 600px) {
    .benefit-cards {
        grid-template-columns: 1fr;
    }
}

.model-price {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}

.model-price-label {
    color: var(--muted);
    font-size: var(--font-size-small);
}

.model-price-value {
    color: var(--text);
    font-size: var(--font-size-title);
    font-weight: 700;
    white-space: nowrap;
}

.model-price-note {
    margin: 24px 0;
    color: var(--muted);
    font-size: var(--font-size-small);
    line-height: 1.6;
}