:root {
    --ink: #0b1726;
    --navy: #10243a;
    --navy-2: #173653;
    --blue: #245b87;
    --blue-light: #dceaf4;
    --cyan: #2b91a9;
    --amber: #e6a23c;
    --amber-soft: #fff0d7;
    --copper: #b86732;
    --paper: #ffffff;
    --cream: #f7f3eb;
    --ice: #eef4f8;
    --line: #cfdae3;
    --muted: #5e6b78;
    --success: #217a53;
    --danger: #ad3f3f;
    --shadow: 0 20px 55px rgba(11, 23, 38, .12);
    --radius: 18px;
    --radius-sm: 10px;
    --shell: 1180px;
}

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

html {
    scroll-behavior: smooth;
    text-size-adjust: 100%;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

img,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

button,
input,
select,
textarea {
    font: inherit;
}

a {
    color: var(--blue);
    text-decoration-thickness: .08em;
    text-underline-offset: .16em;
}

a:hover {
    color: var(--copper);
}

h1,
h2,
h3,
h4 {
    margin: 0 0 .55em;
    color: var(--ink);
    font-family: "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -.025em;
}

h1 {
    font-size: clamp(2.65rem, 6vw, 5.6rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.35rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.65rem);
}

p {
    margin: 0 0 1.2em;
}

ul,
ol {
    margin: 0 0 1.4em;
    padding-left: 1.25em;
}

li + li {
    margin-top: .4em;
}

blockquote {
    margin: 1.8rem 0;
    padding: 1.25rem 1.5rem;
    background: var(--ice);
    border-left: 5px solid var(--blue);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

blockquote p:last-child {
    margin-bottom: 0;
}

code {
    padding: .15em .4em;
    color: #173653;
    background: #e8eef3;
    border-radius: 5px;
    font-family: Consolas, "Courier New", monospace;
    font-size: .92em;
}

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

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.skip-link {
    position: fixed;
    z-index: 2000;
    top: 8px;
    left: 8px;
    padding: .7rem 1rem;
    color: white;
    background: var(--blue);
    border-radius: 7px;
    transform: translateY(-160%);
}

.skip-link:focus {
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid var(--amber);
    outline-offset: 3px;
}

.utility-bar {
    color: #dbe7ef;
    background: #07111e;
    font-size: .78rem;
}

.utility-inner {
    min-height: 34px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.utility-links {
    display: flex;
    gap: 1.2rem;
}

.utility-bar a {
    color: white;
    text-decoration: none;
}

.site-header {
    position: sticky;
    z-index: 1000;
    top: 0;
    background: rgba(255, 255, 255, .96);
    border-bottom: 1px solid rgba(207, 218, 227, .8);
    backdrop-filter: blur(14px);
}

.site-header.is-scrolled {
    box-shadow: 0 12px 30px rgba(11, 23, 38, .08);
}

.nav-shell {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand {
    flex: 0 0 auto;
}

.brand img {
    width: 176px;
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: .18rem;
}

.primary-nav > a,
.primary-nav > .nav-group > button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: .25rem;
    padding: .55rem .72rem;
    color: var(--ink);
    background: transparent;
    border: 0;
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 650;
    text-decoration: none;
    cursor: pointer;
}

.primary-nav > a:hover,
.primary-nav > a.is-active,
.primary-nav > .nav-group > button:hover,
.nav-group.is-open > button {
    color: var(--blue);
    background: var(--ice);
}

.primary-nav .nav-cta {
    margin-left: .35rem;
    padding-inline: 1rem;
    color: white;
    background: var(--blue);
}

.primary-nav .nav-cta:hover {
    color: white;
    background: var(--copper);
}

.nav-group {
    position: relative;
}

.nav-submenu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 290px;
    padding: .55rem;
    visibility: hidden;
    opacity: 0;
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    transform: translateY(-6px);
    transition: opacity .18s ease, transform .18s ease, visibility .18s;
}

.nav-group:hover .nav-submenu,
.nav-group:focus-within .nav-submenu,
.nav-group.is-open .nav-submenu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

.nav-submenu a {
    display: block;
    padding: .68rem .75rem;
    color: var(--ink);
    border-radius: 7px;
    font-size: .88rem;
    font-weight: 550;
    text-decoration: none;
}

.nav-submenu a:hover {
    color: var(--blue);
    background: var(--ice);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: white;
    border: 1px solid var(--line);
    border-radius: 8px;
}

.menu-toggle span:not(.sr-only) {
    display: block;
    height: 2px;
    margin: 5px 0;
    background: var(--ink);
}

.hero {
    position: relative;
    overflow: hidden;
    color: white;
    background:
        radial-gradient(circle at 78% 25%, rgba(43, 145, 169, .3), transparent 28%),
        radial-gradient(circle at 15% 85%, rgba(230, 162, 60, .18), transparent 28%),
        linear-gradient(135deg, #081421 0%, #102a43 58%, #173d55 100%);
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: .17;
    background-image:
        linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to right, transparent 0%, black 45%, black 100%);
}

.hero-grid {
    position: relative;
    min-height: 690px;
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(420px, .98fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 5rem);
    padding-block: clamp(4.5rem, 8vw, 7.5rem);
}

.hero h1,
.hero h2,
.hero h3 {
    color: white;
}

.hero-copy > p {
    max-width: 720px;
    color: #d7e4ec;
    font-size: clamp(1.06rem, 1.8vw, 1.28rem);
}

.eyebrow {
    margin-bottom: .85rem;
    color: var(--copper);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.hero .eyebrow {
    color: #ffd58e;
}

.accent {
    color: #ffc565;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .75rem;
    margin-top: 1.75rem;
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    padding: .72rem 1.15rem;
    color: white;
    background: var(--blue);
    border: 1px solid transparent;
    border-radius: 9px;
    font-size: .92rem;
    font-weight: 750;
    line-height: 1.2;
    text-decoration: none;
    transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.button:hover {
    color: white;
    background: var(--copper);
    transform: translateY(-2px);
}

.button-secondary {
    color: var(--ink);
    background: var(--amber);
}

.button-secondary:hover {
    color: white;
}

.button-outline {
    color: var(--blue);
    background: transparent;
    border-color: var(--blue);
}

.button-outline:hover {
    color: white;
}

.button-light {
    color: var(--navy);
    background: white;
}

.button-light:hover {
    color: white;
}

.button-ghost-light {
    color: white;
    background: transparent;
    border-color: rgba(255,255,255,.65);
}

.button-ghost-light:hover {
    background: rgba(255,255,255,.12);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    font-weight: 750;
    text-decoration: none;
}

.text-link::after {
    content: "→";
    transition: transform .18s ease;
}

.text-link:hover::after {
    transform: translateX(4px);
}

.hero-visual {
    position: relative;
}

.hero-visual img {
    width: 100%;
}

.hero-panel {
    position: relative;
    padding: clamp(1.1rem, 2vw, 1.7rem);
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.19);
    border-radius: 24px;
    box-shadow: 0 32px 80px rgba(0,0,0,.3);
    backdrop-filter: blur(10px);
}

.hero-panel::after {
    content: "BHT-X KNOWLEDGE + SYSTEMS";
    position: absolute;
    right: 1.1rem;
    bottom: .7rem;
    color: rgba(255,255,255,.5);
    font-size: .65rem;
    font-weight: 750;
    letter-spacing: .14em;
}

.hero-kpis {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .65rem;
    margin-top: 1rem;
}

.hero-kpi {
    padding: .85rem;
    background: rgba(3,12,21,.45);
    border-radius: 10px;
}

.hero-kpi strong {
    display: block;
    color: white;
    font-size: 1.25rem;
}

.hero-kpi span {
    color: #b9cedb;
    font-size: .72rem;
}

.breadcrumb {
    padding-block: 1rem;
    background: var(--ice);
    border-bottom: 1px solid var(--line);
    font-size: .82rem;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.breadcrumb li + li::before {
    content: "/";
    margin-right: .45rem;
    color: #8b98a4;
}

.breadcrumb a {
    text-decoration: none;
}

.page-hero {
    position: relative;
    overflow: hidden;
    padding-block: clamp(4rem, 8vw, 7rem);
    color: white;
    background:
        radial-gradient(circle at 80% 0%, rgba(43,145,169,.27), transparent 32%),
        linear-gradient(140deg, #091523, #173653);
}

.page-hero h1 {
    max-width: 920px;
    color: white;
    font-size: clamp(2.5rem, 5vw, 4.7rem);
}

.page-hero p {
    max-width: 790px;
    color: #d7e4ec;
    font-size: clamp(1.05rem, 1.7vw, 1.25rem);
}

.page-hero .meta-line {
    margin-top: 1.5rem;
    color: #a9c1d0;
    font-size: .82rem;
}

.section {
    padding-block: clamp(4rem, 8vw, 7rem);
}

.section-sm {
    padding-block: clamp(2.8rem, 5vw, 4.5rem);
}

.section-ice {
    background: var(--ice);
}

.section-cream {
    background: var(--cream);
}

.section-dark {
    color: #d8e5ed;
    background: var(--ink);
}

.section-dark h2,
.section-dark h3 {
    color: white;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 2.5rem;
}

.section-heading p {
    color: var(--muted);
    font-size: 1.08rem;
}

.section-dark .section-heading p {
    color: #b5c8d5;
}

.centered {
    margin-inline: auto;
    text-align: center;
}

.mt-lg {
    margin-top: 1.5rem;
}

.split {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: clamp(2rem, 6vw, 5.5rem);
}

.split-top {
    align-items: start;
}

.grid-2,
.grid-3,
.grid-4 {
    display: grid;
    gap: 1.25rem;
}

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

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

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

.card {
    padding: clamp(1.35rem, 2.5vw, 2rem);
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(11, 23, 38, .05);
}

.card h3 {
    margin-bottom: .55rem;
}

.card p:last-child,
.card ul:last-child {
    margin-bottom: 0;
}

.card-accent {
    border-top: 4px solid var(--amber);
}

.card-number {
    display: inline-grid;
    width: 42px;
    height: 42px;
    place-items: center;
    margin-bottom: 1rem;
    color: white;
    background: var(--blue);
    border-radius: 50%;
    font-size: .85rem;
    font-weight: 800;
}

.icon-tile {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    margin-bottom: 1rem;
    color: var(--blue);
    background: var(--blue-light);
    border-radius: 12px;
    font-size: 1.45rem;
    font-weight: 800;
}

.metric-strip {
    position: relative;
    z-index: 2;
    margin-top: -44px;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.metric {
    padding: 1.35rem 1.5rem;
    border-right: 1px solid var(--line);
}

.metric:last-child {
    border-right: 0;
}

.metric strong {
    display: block;
    color: var(--navy);
    font-size: 1.5rem;
    line-height: 1.15;
}

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

.image-frame {
    position: relative;
    overflow: hidden;
    background: #dfe7ec;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.image-frame img {
    width: 100%;
    object-fit: cover;
}

.image-caption {
    padding: .75rem 1rem;
    color: var(--muted);
    background: white;
    font-size: .76rem;
}

.product-photo {
    aspect-ratio: 4 / 3;
}

.product-photo img {
    height: 100%;
    object-fit: cover;
}

.portrait-photo {
    max-width: 560px;
    margin-inline: auto;
}

.portrait-photo img {
    max-height: 720px;
    object-fit: contain;
    background: white;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin: 1.2rem 0;
}

.tag {
    padding: .35rem .65rem;
    color: #29465d;
    background: var(--ice);
    border: 1px solid #c7d9e6;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
}

.check-list,
.plain-list {
    padding: 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 1.7rem;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 900;
}

.timeline {
    position: relative;
    display: grid;
    gap: 1rem;
}

.timeline-step {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 1rem;
    padding: 1.2rem;
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}

.timeline-step .step-index {
    display: grid;
    width: 50px;
    height: 50px;
    place-items: center;
    color: white;
    background: var(--copper);
    border-radius: 50%;
    font-size: .85rem;
    font-weight: 850;
}

.timeline-step h3 {
    margin-bottom: .25rem;
}

.timeline-step p {
    margin-bottom: 0;
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 290px;
    align-items: start;
    gap: clamp(2rem, 5vw, 4rem);
}

.prose {
    max-width: 820px;
}

.prose > h2 {
    margin-top: 3.3rem;
    padding-top: .8rem;
    border-top: 1px solid var(--line);
}

.prose > h3 {
    margin-top: 2.2rem;
}

.prose p,
.prose li {
    color: #2c3946;
}

.article-aside {
    position: sticky;
    top: 106px;
    padding: 1.25rem;
    background: var(--ice);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}

.article-aside h2 {
    font-size: .95rem;
    letter-spacing: 0;
}

.article-aside ol,
.article-aside ul {
    margin: 0;
    padding-left: 1.15rem;
    font-size: .84rem;
}

.article-aside a {
    text-decoration: none;
}

.table-scroll {
    overflow-x: auto;
    margin-block: 1.8rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: .88rem;
}

th,
td {
    padding: .8rem .9rem;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--line);
}

th {
    color: white;
    background: var(--navy-2);
    font-weight: 750;
}

tr:nth-child(even) td {
    background: #f7fafc;
}

tr:last-child td {
    border-bottom: 0;
}

.formula-box {
    margin: 2rem 0;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    color: white;
    background: linear-gradient(135deg, var(--navy), var(--blue));
    border-radius: var(--radius);
}

.formula {
    display: block;
    margin: 1rem 0;
    overflow-x: auto;
    color: #ffe2ad;
    font-family: Cambria, Georgia, serif;
    font-size: clamp(1.15rem, 2.5vw, 1.65rem);
    white-space: nowrap;
}

.calculator {
    padding: clamp(1.4rem, 3vw, 2rem);
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

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

.field {
    display: grid;
    gap: .35rem;
}

.field-full {
    grid-column: 1 / -1;
}

.field label,
.field legend {
    color: #26394b;
    font-size: .82rem;
    font-weight: 750;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    padding: .72rem .8rem;
    color: var(--ink);
    background: white;
    border: 1px solid #aebdca;
    border-radius: 8px;
}

.field textarea {
    min-height: 150px;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--blue);
    outline: 3px solid rgba(36, 91, 135, .16);
}

.help-text {
    color: var(--muted);
    font-size: .76rem;
}

.calculator-result {
    min-height: 90px;
    display: grid;
    align-content: center;
    margin-top: 1.2rem;
    padding: 1.1rem 1.25rem;
    color: #173653;
    background: var(--amber-soft);
    border-left: 5px solid var(--amber);
    border-radius: 8px;
}

.calculator-result strong {
    font-size: 1.4rem;
}

.alert {
    margin-bottom: 1.25rem;
    padding: 1rem 1.15rem;
    border-radius: 8px;
}

.alert-success {
    color: #174f38;
    background: #e3f5ec;
    border: 1px solid #92cfb1;
}

.alert-error {
    color: #712f2f;
    background: #fbe8e8;
    border: 1px solid #dda5a5;
}

.faq-list {
    display: grid;
    gap: .8rem;
}

.faq-list details {
    background: white;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}

.faq-list summary {
    padding: 1rem 1.2rem;
    cursor: pointer;
    font-weight: 750;
}

.faq-list details div {
    padding: 0 1.2rem 1rem;
    color: #344250;
}

.resource-card {
    display: flex;
    flex-direction: column;
    gap: .6rem;
}

.resource-meta {
    color: var(--muted);
    font-size: .76rem;
}

.source-list {
    padding: 0;
    list-style: none;
}

.source-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
}

.source-list li:last-child {
    border-bottom: 0;
}

.source-list a {
    font-weight: 750;
}

.logo-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.logo-cloud span {
    padding: .75rem 1rem;
    color: #3d4c59;
    background: white;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-size: .82rem;
    font-weight: 700;
}

.cta-band {
    padding-block: clamp(3rem, 5vw, 4.5rem);
    color: white;
    background: linear-gradient(105deg, #173653, #245b87 62%, #2b7288);
}

.cta-band-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 2rem;
}

.cta-band h2 {
    max-width: 760px;
    color: white;
    font-size: clamp(1.8rem, 3.4vw, 2.8rem);
}

.cta-band p:not(.eyebrow) {
    max-width: 760px;
    color: #d9e7ee;
}

.site-footer {
    padding-top: 4rem;
    color: #c4d0d9;
    background: #07111e;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.35fr repeat(3, 1fr);
    gap: 2.5rem;
    padding-bottom: 2.5rem;
}

.footer-brand img {
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.site-footer h2 {
    color: white;
    font-size: .95rem;
    letter-spacing: 0;
}

.footer-links {
    padding: 0;
    list-style: none;
}

.footer-links li + li {
    margin-top: .42rem;
}

.site-footer a {
    color: #d9e5ed;
    text-decoration: none;
}

.site-footer a:hover {
    color: #ffd58e;
}

.site-footer address {
    font-style: normal;
}

.small {
    font-size: .8rem;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 1.2rem;
    border-top: 1px solid rgba(255,255,255,.12);
}

.footer-bottom p {
    margin: 0;
    font-size: .78rem;
}

.footer-bottom nav {
    display: flex;
    gap: 1rem;
    font-size: .78rem;
}

.standards-note {
    padding-block: 1rem 1.5rem;
    color: #8fa0ac;
    border-top: 1px solid rgba(255,255,255,.08);
    font-size: .72rem;
}

.standards-note p {
    margin: 0;
}

.support-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1.4rem;
}

.download-card {
    display: grid;
    grid-template-columns: 54px 1fr;
    align-items: start;
    gap: 1rem;
}

.download-card .file-icon {
    display: grid;
    width: 54px;
    height: 64px;
    place-items: center;
    color: white;
    background: var(--danger);
    border-radius: 7px;
    font-size: .72rem;
    font-weight: 850;
}

.notice {
    padding: 1rem 1.15rem;
    background: var(--amber-soft);
    border: 1px solid #efc989;
    border-radius: 8px;
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 350px;
    align-items: start;
    gap: 2.5rem;
}

.contact-panel {
    padding: 1.4rem;
    background: var(--navy);
    border-radius: var(--radius);
    color: #dce8ef;
}

.contact-panel h2,
.contact-panel h3 {
    color: white;
}

.contact-panel a {
    color: #ffd58e;
}

.honeypot {
    position: absolute !important;
    left: -9999px !important;
}

.map-placeholder {
    min-height: 190px;
    display: grid;
    place-items: center;
    margin-top: 1rem;
    padding: 1rem;
    background:
        linear-gradient(rgba(16,36,58,.72), rgba(16,36,58,.72)),
        repeating-linear-gradient(45deg, #1a435f 0 10px, #245b72 10px 20px);
    border-radius: 10px;
    text-align: center;
}

.comparison-table td:first-child,
.comparison-table th:first-child {
    font-weight: 750;
}

.site-index-grid {
    columns: 2 320px;
    column-gap: 3rem;
}

.site-index-grid section {
    break-inside: avoid;
    margin-bottom: 2rem;
}

@media (max-width: 1060px) {
    .menu-toggle {
        display: block;
    }

    .primary-nav {
        position: absolute;
        top: 100%;
        right: 20px;
        left: 20px;
        display: none;
        max-height: calc(100vh - 130px);
        align-items: stretch;
        padding: .8rem;
        overflow-y: auto;
        background: white;
        border: 1px solid var(--line);
        border-radius: 12px;
        box-shadow: var(--shadow);
    }

    .primary-nav.is-open {
        display: grid;
    }

    .primary-nav > a,
    .primary-nav > .nav-group > button {
        width: 100%;
        justify-content: space-between;
    }

    .primary-nav .nav-cta {
        margin-left: 0;
        justify-content: center;
    }

    .nav-submenu {
        position: static;
        width: auto;
        display: none;
        visibility: visible;
        opacity: 1;
        border: 0;
        box-shadow: none;
        transform: none;
    }

    .nav-group.is-open .nav-submenu {
        display: block;
    }

    .nav-group:hover .nav-submenu:not(.is-open) {
        display: none;
    }

    .hero-grid {
        min-height: auto;
        grid-template-columns: 1fr;
    }

    .hero-visual {
        max-width: 720px;
    }

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

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

@media (max-width: 820px) {
    body {
        font-size: 16px;
    }

    .utility-inner > span {
        display: none;
    }

    .utility-inner {
        justify-content: center;
    }

    .metric-grid,
    .grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .metric:nth-child(2) {
        border-right: 0;
    }

    .metric:nth-child(-n+2) {
        border-bottom: 1px solid var(--line);
    }

    .split,
    .article-layout,
    .contact-layout,
    .cta-band-inner {
        grid-template-columns: 1fr;
    }

    .article-aside {
        position: static;
        order: -1;
    }

    .cta-band .button-row {
        margin-top: 0;
    }
}

@media (max-width: 560px) {
    .shell {
        width: min(calc(100% - 26px), var(--shell));
    }

    .utility-links a:first-child {
        display: none;
    }

    .nav-shell {
        min-height: 68px;
    }

    .brand img {
        width: 150px;
    }

    h1 {
        font-size: 2.55rem;
    }

    .hero-grid {
        padding-block: 3.8rem 5rem;
    }

    .hero-kpis,
    .metric-grid,
    .grid-2,
    .grid-3,
    .grid-4,
    .form-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .metric {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .metric:last-child {
        border-bottom: 0;
    }

    .timeline-step {
        grid-template-columns: 46px 1fr;
        padding: 1rem;
    }

    .timeline-step .step-index {
        width: 42px;
        height: 42px;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-index-grid {
        columns: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}

@media print {
    .utility-bar,
    .site-header,
    .cta-band,
    .site-footer,
    .article-aside,
    .button-row {
        display: none !important;
    }

    body {
        color: #000;
        font-size: 11pt;
    }

    .section,
    .section-sm {
        padding-block: 1rem;
    }

    a {
        color: #000;
    }

    .card,
    .image-frame,
    .calculator {
        box-shadow: none;
    }
}