:root {
    --navy-950: #09131f;
    --navy-900: #0b1929;
    --navy-800: #13253b;
    --navy-700: #1c3554;
    --slate-700: #42586d;
    --slate-500: #6f8192;
    --slate-300: #c8d1d9;
    --mist: #e7edf2;
    --sand: #f6f4ef;
    --white: #ffffff;
    --orange: #e36a23;
    --orange-700: #c95615;
    --shadow-soft: 0 24px 60px rgba(9, 19, 31, 0.08);
    --shadow-deep: 0 30px 80px rgba(4, 10, 18, 0.24);
    --radius-lg: 1.5rem;
    --radius-md: 1rem;
    --radius-sm: 0.75rem;
    --shell: min(1220px, calc(100% - 2rem));
    --transition: 180ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--navy-900);
    background:
        linear-gradient(180deg, rgba(227, 106, 35, 0.06), rgba(227, 106, 35, 0) 24rem),
        linear-gradient(180deg, #fcfbf8 0%, #f3f4f4 62%, #edf1f4 100%);
    font-family: "Barlow", sans-serif;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
}

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

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -3rem;
    z-index: 999;
    padding: 0.75rem 1rem;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    background: var(--orange);
    color: var(--white);
    font-weight: 700;
}

.skip-link:focus {
    top: 0;
}

.site-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-main {
    flex: 1;
}

.section-shell {
    width: var(--shell);
    margin: 0 auto;
}

.top-strip {
    background: var(--navy-950);
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.82rem;
}

.top-strip-inner {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.6rem 0;
    flex-wrap: wrap;
}

.top-strip a {
    color: var(--white);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(18px);
    background: rgba(11, 25, 41, 0.94);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
}

.site-logo-link {
    max-width: 260px;
}

.site-logo {
    width: 100%;
    height: auto;
}

.site-nav {
    justify-self: center;
}

.main-nav-list {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
    flex-wrap: wrap;
}

.main-nav-list a,
.header-link {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.82);
    font-weight: 600;
    transition: background-color var(--transition), color var(--transition);
}

.main-nav-list a:hover,
.header-link:hover {
    background: rgba(255, 255, 255, 0.09);
    color: var(--white);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.3rem;
    border: 0;
    background: transparent;
    padding: 0.25rem;
}

.menu-toggle span {
    display: block;
    width: 1.6rem;
    height: 2px;
    background: var(--white);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 3rem;
    padding: 0.85rem 1.15rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    transition: transform var(--transition), background-color var(--transition), border-color var(--transition), color var(--transition);
}

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

.button-primary {
    background: var(--orange);
    color: var(--white);
}

.button-primary:hover {
    background: var(--orange-700);
}

.button-secondary {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.button-secondary:hover {
    background: rgba(255, 255, 255, 0.16);
}

.button-outline {
    background: var(--white);
    border-color: var(--slate-300);
    color: var(--navy-900);
}

.button-outline:hover {
    border-color: var(--orange);
}

.hero-section,
.page-hero--dark,
.section-block--dark {
    color: var(--white);
    background:
        linear-gradient(135deg, rgba(9, 19, 31, 0.96), rgba(18, 37, 59, 0.96)),
        repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.025) 0, rgba(255, 255, 255, 0.025) 1px, transparent 1px, transparent 72px);
}

.hero-section {
    overflow: hidden;
    position: relative;
}

.hero-section::after,
.page-hero--dark::after,
.section-block--dark::after {
    content: "";
    position: absolute;
    right: -12rem;
    bottom: -14rem;
    width: 28rem;
    height: 28rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(227, 106, 35, 0.28), rgba(227, 106, 35, 0) 70%);
    filter: blur(8px);
    pointer-events: none;
}

.hero-grid,
.page-hero-grid,
.section-split,
.product-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: 2rem;
    align-items: start;
}

.hero-grid {
    padding: 4.75rem 0 4rem;
}

.page-hero {
    padding: 3.5rem 0 2rem;
}

.page-hero--dark {
    position: relative;
}

.page-hero--dark .page-hero-grid {
    padding: 3.5rem 0 3rem;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #ffc49b;
}

.eyebrow::before {
    content: "";
    width: 1.4rem;
    height: 2px;
    background: currentColor;
}

.eyebrow--dark {
    color: var(--orange);
}

.eyebrow--small {
    font-size: 0.76rem;
}

h1,
h2,
h3,
.post-card h2,
.product-title {
    font-family: "Barlow Condensed", sans-serif;
    letter-spacing: -0.03em;
    line-height: 0.98;
    margin: 0;
}

h1 {
    font-size: clamp(3rem, 6vw, 5.2rem);
    max-width: 12ch;
}

.page-hero h1 {
    max-width: 14ch;
    font-size: clamp(2.7rem, 5vw, 4.5rem);
}

h2 {
    font-size: clamp(2rem, 3vw, 3rem);
}

h3,
.product-title {
    font-size: clamp(1.45rem, 2vw, 2rem);
}

.hero-text,
.page-copy,
.page-copy p,
.section-intro p,
.feature-card p,
.proof-card p,
.service-card p,
.service-detail-copy p,
.post-card p,
.content-surface p,
.empty-state p,
.cta-band p,
.quote-form-panel p {
    font-size: 1.04rem;
    line-height: 1.7;
    color: var(--slate-700);
}

.hero-text,
.page-copy--light,
.page-copy--light p,
.section-copy-light {
    color: rgba(255, 255, 255, 0.78);
}

.hero-actions,
.cta-band-actions,
.stack-actions {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.hero-stat-grid,
.proof-grid,
.service-grid,
.path-grid,
.advisory-grid,
.post-grid,
.spec-grid,
.doc-grid,
.media-grid,
.contact-quick-grid,
.catalog-category-list,
.inventory-grid,
.inventory-preview-grid {
    display: grid;
    gap: 1rem;
}

.hero-stat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 2rem;
}

.stat-card,
.feature-card,
.proof-card,
.service-card,
.content-surface,
.page-hero-card,
.catalog-sidebar,
.catalog-results-wrap,
.inventory-card,
.quote-form-panel,
.service-detail-card,
.post-card,
.contact-quick-card,
.product-summary-card,
.media-card,
.doc-card,
.empty-state,
.cta-band {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.stat-card,
.hero-panel-card,
.page-hero-card,
.catalog-sidebar,
.catalog-results-wrap,
.quote-form-panel,
.content-surface,
.feature-card,
.proof-card,
.service-card,
.service-detail-card,
.post-card,
.inventory-card,
.contact-quick-card,
.product-summary-card,
.media-card,
.doc-card,
.empty-state,
.spec-card {
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid rgba(11, 25, 41, 0.08);
}

.stat-card {
    padding: 1.1rem 1.15rem;
}

.stat-card strong {
    display: block;
    font-size: 2rem;
    color: var(--navy-900);
}

.stat-card span {
    color: var(--slate-700);
}

.stat-card--dark,
.content-surface--dark,
.proof-card--light + .proof-card--light,
.contact-quick-card {
    color: var(--white);
}

.stat-card--dark,
.content-surface--dark {
    background: linear-gradient(135deg, var(--navy-900), var(--navy-800));
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-deep);
}

.stat-card--dark strong,
.content-surface--dark h2,
.content-surface--dark p,
.content-surface--dark .eyebrow,
.content-surface--dark .check-list li {
    color: var(--white);
}

.hero-panel {
    display: grid;
    gap: 1rem;
}

.hero-panel-card,
.crest-panel {
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 1.4rem;
    box-shadow: var(--shadow-deep);
}

.hero-panel-card h2,
.page-hero-card h2,
.content-surface h2 {
    margin-top: 0.5rem;
    color: var(--navy-900);
}

.hero-panel-card h2 {
    color: var(--white);
}

.hero-panel-meta {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 1.5rem;
}

.hero-panel-meta a {
    color: var(--white);
    font-weight: 700;
}

.crest-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 19rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
}

.crest-panel img {
    width: min(22rem, 100%);
}

.trust-strip {
    border-top: 1px solid rgba(11, 25, 41, 0.06);
    border-bottom: 1px solid rgba(11, 25, 41, 0.06);
    background: rgba(255, 255, 255, 0.64);
}

.trust-strip-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0.75rem;
    padding: 1rem 0;
}

.trust-pill {
    padding: 0.95rem 1rem;
    border-radius: 999px;
    background: rgba(11, 25, 41, 0.04);
    color: var(--navy-800);
    font-weight: 700;
    text-align: center;
}

.section-block {
    padding: 4.25rem 0;
}

.section-block--dark,
.section-block--accent {
    position: relative;
    overflow: hidden;
}

.section-block--accent {
    background:
        linear-gradient(180deg, rgba(227, 106, 35, 0.08), rgba(227, 106, 35, 0.02)),
        linear-gradient(180deg, #fff8f2 0%, #f6f0ea 100%);
}

.section-intro {
    max-width: 45rem;
    margin-bottom: 2rem;
}

.section-intro--compact {
    margin-bottom: 1.25rem;
}

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

.feature-card,
.proof-card,
.service-card,
.post-card,
.inventory-card,
.contact-quick-card,
.media-card,
.doc-card {
    padding: 1.35rem;
}

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

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

.proof-card--light {
    background: var(--white);
}

.proof-card h3,
.feature-card h3,
.service-card h3,
.inventory-card h3,
.post-card h3,
.doc-card strong,
.media-card span,
.summary-row strong,
.contact-quick-card strong {
    font-size: 1.55rem;
    color: var(--navy-900);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1rem;
    color: var(--orange);
    font-weight: 700;
}

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

.service-label,
.inventory-meta,
.post-meta {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--orange);
    font-weight: 700;
}

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

.advisory-card,
.spec-card {
    padding: 1.1rem 1.15rem;
    border-radius: var(--radius-md);
}

.spec-card {
    box-shadow: none;
}

.spec-card strong,
.spec-card span {
    display: block;
}

.spec-card strong {
    color: var(--navy-900);
    margin-bottom: 0.3rem;
}

.spec-card span {
    color: var(--slate-700);
}

.spec-card--left {
    text-align: left;
}

.cta-band {
    margin-top: 2rem;
    padding: 1.5rem;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) auto;
    gap: 1rem;
    align-items: center;
    background: var(--white);
}

.page-hero-card,
.content-surface,
.quote-form-panel,
.catalog-sidebar,
.catalog-results-wrap {
    padding: 1.4rem;
}

.page-copy p:first-child,
.content-surface > p:first-child {
    margin-top: 0;
}

.topic-stack,
.check-list,
.footer-links,
.footer-contact-list {
    display: grid;
    gap: 0.65rem;
}

.check-list {
    list-style: none;
    padding: 0;
    margin: 1.2rem 0 0;
}

.check-list li {
    position: relative;
    padding-left: 1.3rem;
    color: rgba(255, 255, 255, 0.82);
}

.check-list--dark li {
    color: var(--slate-700);
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: var(--orange);
}

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

.contact-quick-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-deep);
}

.contact-quick-card strong,
.contact-quick-card span {
    display: block;
    color: var(--white);
}

.contact-quick-card span {
    margin-top: 0.55rem;
    font-size: 0.98rem;
    line-height: 1.55;
}

.quote-layout,
.product-layout {
    display: grid;
    grid-template-columns: minmax(260px, 0.42fr) minmax(0, 0.58fr);
    gap: 1.5rem;
}

.quote-sidebar,
.product-side,
.product-main,
.service-stack {
    display: grid;
    gap: 1rem;
}

.quote-form-wrap > * {
    height: 100%;
}

.service-stack {
    gap: 1.25rem;
}

.service-detail-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
    gap: 1.5rem;
    padding: 1.45rem;
}

.service-detail-list {
    display: grid;
    gap: 0.75rem;
    align-content: start;
}

.content-surface ul,
.article-surface ul {
    padding-left: 1.1rem;
}

.content-surface li,
.article-surface li {
    margin-bottom: 0.4rem;
}

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

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

.post-card h2,
.post-card h3 {
    margin: 0.55rem 0 0.75rem;
}

.post-card p {
    margin: 0;
}

.content-surface blockquote,
.article-surface blockquote {
    margin: 1.5rem 0;
    padding: 1.1rem 1.25rem;
    border-left: 4px solid var(--orange);
    background: rgba(11, 25, 41, 0.04);
}

.catalog-shell {
    display: grid;
    gap: 1rem;
}

.catalog-layout {
    display: grid;
    grid-template-columns: minmax(260px, 0.35fr) minmax(0, 0.65fr);
    gap: 1.5rem;
}

.catalog-filter-form,
.quote-form {
    display: grid;
    gap: 1rem;
}

.field-group,
.form-field {
    display: grid;
    gap: 0.4rem;
}

.field-group label,
.form-field label,
.quote-form-panel h2,
.catalog-sidebar h2 {
    font-weight: 700;
    color: var(--navy-900);
}

.input-control,
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    min-height: 3rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--slate-300);
    background: var(--white);
    padding: 0.85rem 1rem;
    color: var(--navy-900);
}

.form-textarea {
    min-height: 9.5rem;
    resize: vertical;
}

.input-control:focus,
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: 2px solid rgba(227, 106, 35, 0.22);
    border-color: var(--orange);
}

.catalog-category-list {
    grid-template-columns: 1fr;
    margin-top: 1rem;
}

.catalog-category-link {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.8rem 0.9rem;
    border-radius: var(--radius-sm);
    background: rgba(11, 25, 41, 0.04);
    transition: background-color var(--transition), color var(--transition);
}

.catalog-category-link:hover,
.catalog-category-link.is-active {
    background: rgba(227, 106, 35, 0.12);
    color: var(--navy-900);
}

.catalog-summary {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.catalog-summary strong {
    font-size: 1.3rem;
    color: var(--navy-900);
}

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

.inventory-card {
    display: grid;
    gap: 0.75rem;
}

.inventory-title {
    font-size: 1.45rem;
    color: var(--navy-900);
}

.inventory-support {
    margin-top: 0.5rem;
    padding-top: 0.8rem;
    border-top: 1px solid rgba(11, 25, 41, 0.08);
    color: var(--slate-700);
    font-size: 0.96rem;
}

.catalog-empty {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    background: rgba(11, 25, 41, 0.03);
}

.pagination-links {
    display: flex;
    gap: 0.75rem;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.pagination-links .button {
    min-height: 2.75rem;
}

.quote-form-panel h2 {
    margin-bottom: 0.35rem;
}

.quote-form-panel p {
    margin-top: 0;
}

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

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

.form-message {
    padding: 0.9rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.form-message--success {
    background: #eef9f0;
    color: #1f5e2b;
    border: 1px solid #b7ddbf;
}

.form-message--error {
    background: #fff2f1;
    color: #8c2d2d;
    border: 1px solid #efc0be;
}

.form-hint,
.upload-note {
    font-size: 0.92rem;
    color: var(--slate-500);
}

.product-layout {
    align-items: start;
}

.product-summary-card {
    display: grid;
    gap: 0;
    overflow: hidden;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.15rem;
    border-bottom: 1px solid rgba(11, 25, 41, 0.08);
}

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

.summary-row span {
    color: var(--slate-700);
}

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

.media-card {
    gap: 0.8rem;
}

.media-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

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

.doc-card span {
    display: block;
    color: var(--slate-700);
    margin-top: 0.45rem;
}

.article-surface {
    padding: 1.5rem;
}

.article-surface h2,
.article-surface h3 {
    margin-top: 1.6rem;
    margin-bottom: 0.7rem;
}

.site-footer {
    background: linear-gradient(180deg, var(--navy-900), var(--navy-950));
    color: rgba(255, 255, 255, 0.82);
    padding: 4rem 0 6rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, 0.6fr));
    gap: 1.25rem;
}

.footer-logo {
    max-width: 320px;
    margin-bottom: 1rem;
}

.footer-brand p,
.footer-links a,
.footer-bottom span {
    color: rgba(255, 255, 255, 0.78);
}

.footer-heading {
    font-size: 1.4rem;
    color: var(--white);
    margin-bottom: 0.9rem;
}

.footer-links a {
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    flex-wrap: wrap;
}

.mobile-cta-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 120;
    display: none;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
    padding: 0.75rem;
    background: rgba(9, 19, 31, 0.94);
    backdrop-filter: blur(18px);
}

.mobile-cta-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    padding: 0.7rem 0.8rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    font-weight: 700;
    text-align: center;
}

.mobile-cta-link--primary {
    background: var(--orange);
}

@media (max-width: 1120px) {
    .hero-grid,
    .page-hero-grid,
    .section-split,
    .quote-layout,
    .catalog-layout,
    .product-layout,
    .service-detail-card,
    .product-hero-grid {
        grid-template-columns: 1fr;
    }

    .path-grid,
    .service-grid,
    .post-grid,
    .proof-grid,
    .proof-grid--three,
    .advisory-grid,
    .hero-stat-grid,
    .contact-quick-grid,
    .inventory-grid,
    .inventory-preview-grid,
    .trust-strip-grid,
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .site-header-inner {
        grid-template-columns: auto auto;
    }

    .site-nav {
        grid-column: 1 / -1;
        justify-self: stretch;
    }

    .header-actions {
        justify-content: flex-end;
    }
}

@media (max-width: 860px) {
    body {
        padding-bottom: 5.25rem;
    }

    .top-strip-inner {
        justify-content: flex-start;
    }

    .menu-toggle {
        display: inline-flex;
        justify-self: end;
    }

    .site-header-inner {
        grid-template-columns: auto auto;
    }

    .site-nav {
        display: none;
        background: rgba(9, 19, 31, 0.98);
        border-radius: var(--radius-md);
        padding: 0.9rem;
    }

    .nav-open .site-nav {
        display: block;
    }

    .main-nav-list {
        flex-direction: column;
        align-items: stretch;
    }

    .header-actions {
        display: none;
    }

    .mobile-cta-bar {
        display: grid;
    }

    .path-grid,
    .service-grid,
    .post-grid,
    .proof-grid,
    .proof-grid--three,
    .advisory-grid,
    .hero-stat-grid,
    .contact-quick-grid,
    .inventory-grid,
    .inventory-preview-grid,
    .doc-grid,
    .media-grid,
    .trust-strip-grid,
    .footer-grid,
    .post-grid--tight,
    .form-grid,
    .form-grid--triple {
        grid-template-columns: 1fr;
    }

    .cta-band {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .hero-grid {
        padding: 3.6rem 0 3rem;
    }

    .section-block,
    .page-hero {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .feature-card,
    .proof-card,
    .service-card,
    .post-card,
    .inventory-card,
    .catalog-sidebar,
    .catalog-results-wrap,
    .quote-form-panel,
    .page-hero-card,
    .content-surface,
    .service-detail-card,
    .product-summary-card {
        padding: 1.15rem;
    }

    .hero-stat-grid {
        margin-top: 1.4rem;
    }
}