:root {
    --ers-navy-950: #061426;
    --ers-navy-900: #0a1e35;
    --ers-navy: #0f2740;
    --ers-navy-700: #173858;
    --ers-steel: #5f6f7f;
    --ers-steel-2: #93a2b0;
    --ers-light: #f4f7fa;
    --ers-light-2: #eef2f7;
    --ers-white: #ffffff;
    --ers-orange: #d9812b;
    --ers-orange-2: #c26f1c;
    --ers-border: rgba(15, 39, 64, 0.10);
    --ers-border-soft: rgba(15, 39, 64, 0.06);
    --ers-shadow-sm: 0 8px 28px rgba(6, 20, 38, 0.08);
    --ers-shadow-md: 0 18px 50px rgba(6, 20, 38, 0.14);
    --ers-shadow-lg: 0 30px 80px rgba(6, 20, 38, 0.22);
    --ers-radius: 22px;
    --ers-radius-sm: 16px;
    --ers-max: 1520px;
    --ers-ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
    margin: 0;
    color: var(--ers-navy);
    background: var(--ers-light);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.65;
    letter-spacing: -0.005em;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--ers-orange); }
p { margin: 0 0 16px; }
h1,h2,h3,h4 { margin: 0 0 14px; line-height: 1.04; letter-spacing: -0.03em; color: var(--ers-navy-900); font-family: "Space Grotesk", Inter, sans-serif; }
h1 { font-size: clamp(2.8rem, 5.6vw, 5.9rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 3.4vw, 3.4rem); }
h3 { font-size: clamp(1.25rem, 1.6vw, 1.65rem); }
ul { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; }

.ers-skip-link { position: absolute; top: -120px; left: 12px; background: var(--ers-navy-900); color: #fff; padding: 12px 18px; border-radius: 12px; z-index: 110; }
.ers-skip-link:focus { top: 12px; }
.screen-reader-text { position: absolute; left: -9999px; }

.ers-container { width: min(calc(100% - 64px), var(--ers-max)); margin: 0 auto; }
.ers-site-main { min-height: 50vh; }

.ers-site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: rgba(255,255,255,0.90);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--ers-border-soft);
    transition: background .28s var(--ers-ease), box-shadow .28s var(--ers-ease);
}
.ers-site-header.is-scrolled { background: rgba(255,255,255,0.97); box-shadow: var(--ers-shadow-sm); }
.ers-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 96px; }
.ers-brand { display: inline-flex; align-items: center; min-width: 0; flex-shrink: 0; }
.ers-brand-logo img, .ers-brand-logo .custom-logo { width: auto; max-width: 320px; max-height: 54px; }
.ers-primary-nav { margin-left: auto; }
.ers-menu { display: flex; align-items: center; gap: clamp(16px, 1.5vw, 28px); }
.ers-menu > li { position: relative; }
.ers-menu > li > a,
.ers-nav-parent {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 0;
    background: transparent;
    border: 0;
    color: var(--ers-navy-900);
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    text-decoration: none;
    box-shadow: inset 0 -2px 0 transparent;
    transition: color .2s var(--ers-ease), box-shadow .2s var(--ers-ease);
}
.ers-menu > li:hover > a,
.ers-menu > li:hover > .ers-nav-parent,
.current-menu-item > a,
.current-menu-ancestor > .ers-nav-parent {
    color: var(--ers-orange);
    box-shadow: inset 0 -2px 0 var(--ers-orange);
}
.ers-nav-caret {
    width: 10px;
    height: 10px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
    transition: transform .2s var(--ers-ease);
}
.menu-item-has-children.is-open .ers-nav-caret { transform: rotate(225deg) translateY(-1px); }
.sub-menu {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translate(-50%, 8px);
    width: min(360px, 92vw);
    padding: 16px;
    border-radius: 20px;
    background: rgba(255,255,255,0.98);
    border: 1px solid var(--ers-border);
    box-shadow: var(--ers-shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity .22s var(--ers-ease), transform .22s var(--ers-ease), visibility .22s var(--ers-ease);
}
.menu-item-has-children:hover .sub-menu,
.menu-item-has-children.is-open .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}
.sub-menu li + li { margin-top: 8px; }
.sub-menu a {
    display: block;
    padding: 14px 16px;
    border-radius: 14px;
    color: var(--ers-navy-900);
    font-weight: 700;
    background: rgba(15, 39, 64, 0);
    transition: background .2s var(--ers-ease), color .2s var(--ers-ease), transform .2s var(--ers-ease);
}
.sub-menu a:hover {
    background: rgba(15, 39, 64, 0.05);
    color: var(--ers-orange);
    transform: translateX(2px);
}
.ers-header-cta { white-space: nowrap; min-height: 50px; padding-inline: 22px; }
.ers-menu-toggle { display: none !important; width: 48px; height: 48px; border: 0; border-radius: 14px; background: var(--ers-light-2); cursor: pointer; }
.ers-menu-toggle span { display: block; width: 22px; height: 2px; margin: 4px auto; background: var(--ers-navy-900); transition: transform .25s var(--ers-ease), opacity .25s var(--ers-ease); }
.ers-menu-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.ers-menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.ers-menu-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.ers-btn {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 54px; padding: 0 28px; border-radius: 999px;
    font-weight: 800; font-size: 0.98rem; letter-spacing: 0.01em;
    transition: transform .25s var(--ers-ease), background .25s var(--ers-ease), box-shadow .25s var(--ers-ease), color .25s var(--ers-ease);
}
.ers-btn:hover { transform: translateY(-2px); }
.ers-btn--primary { background: var(--ers-orange); color: #fff; box-shadow: 0 14px 34px rgba(217,129,43,0.33); }
.ers-btn--primary:hover { background: var(--ers-orange-2); color: #fff; }
.ers-btn--ghost { color: #fff; border: 1px solid rgba(255,255,255,.24); background: rgba(255,255,255,.07); }
.ers-btn--ghost:hover { background: rgba(255,255,255,.15); color: #fff; }
.ers-btn--light { background: #fff; color: var(--ers-navy-900); }
.ers-btn--light:hover { background: var(--ers-light-2); color: var(--ers-navy-900); box-shadow: var(--ers-shadow-md); }

.ers-kicker { display: inline-flex; align-items: center; gap: 14px; margin-bottom: 18px; font-size: 0.78rem; font-weight: 800; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ers-orange); }
.ers-kicker::before { content: ""; width: 38px; height: 2px; background: var(--ers-orange); }
.ers-kicker--light { color: #f2b56a; }
.ers-kicker--light::before { background: #f2b56a; }
.ers-lead { max-width: 65ch; font-size: clamp(1.06rem, 1.22vw, 1.22rem); color: var(--ers-steel); }
.ers-hero .ers-lead { color: rgba(255,255,255,0.9); }

.ers-hero { position: relative; overflow: hidden; color: var(--ers-white); isolation: isolate; display: flex; align-items: center; min-height: 88vh; padding: 140px 0 110px; background-size: cover; background-position: center center; }
.ers-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(6,20,38,.90) 0%, rgba(10,30,53,.76) 42%, rgba(15,39,64,.62) 100%); z-index: -1; }
.ers-hero::after { content: ""; position: absolute; right: -120px; bottom: -120px; width: 560px; height: 560px; background: radial-gradient(circle, rgba(217,129,43,.22), rgba(217,129,43,0) 64%); filter: blur(24px); z-index: -1; }
.ers-hero .ers-container { position: relative; z-index: 2; }
.ers-hero h1 { max-width: 18ch; color: #fff; }
.ers-hero-home { background-image: url('../img/home-hero.jpg'); }
.ers-hero-about { background-image: url('../img/about-hero.jpg'); }
.ers-hero-signs { background-image: url('../img/signs-hero.jpg'); }
.ers-hero-signals { background-image: url('../img/signals-hero.jpg'); }
.ers-hero-its { background-image: url('../img/its-hero.jpg'); }
.ers-hero-lighting { background-image: url('../img/lighting-hero.jpg'); }
.ers-hero-structures { background-image: url('../img/structures-hero.jpg'); }
.ers-hero-careers { background-image: url('../img/careers-hero.jpg'); }
.ers-hero-contact { background-image: url('../img/contact-hero.jpg'); }

.ers-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.ers-stat-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 58px; max-width: 1120px; }
.ers-stat { padding: 24px; background: rgba(255,255,255,0.09); border: 1px solid rgba(255,255,255,0.14); border-radius: 20px; backdrop-filter: blur(14px); }
.ers-stat strong { display: block; margin-bottom: 8px; font-size: 1.08rem; color: #fff; font-family: "Space Grotesk", Inter, sans-serif; }
.ers-stat span { display: block; color: rgba(255,255,255,0.78); font-size: 0.94rem; }

.ers-section { padding: clamp(76px, 9vw, 122px) 0; position: relative; }
.ers-section--alt { background: var(--ers-light); }
.ers-section--white { background: #fff; }
.ers-section--dark { background: linear-gradient(155deg, var(--ers-navy-950), var(--ers-navy)); color: #fff; overflow: hidden; }
.ers-section--dark::after { content: ""; position: absolute; bottom: -120px; right: -120px; width: 520px; height: 520px; background: radial-gradient(circle, rgba(217,129,43,.16), rgba(217,129,43,0) 65%); }
.ers-section--dark h2, .ers-section--dark h3, .ers-section--dark p, .ers-section--dark li { color: #fff; }
.ers-section-heading { max-width: 860px; margin-bottom: 54px; }
.ers-section-heading p { font-size: 1.06rem; color: var(--ers-steel); }
.ers-section--dark .ers-section-heading p { color: rgba(255,255,255,0.78); }

.ers-grid { display: grid; gap: 26px; }
.ers-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ers-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ers-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.ers-card, .ers-panel, .ers-project-card, .ers-step {
    background: #fff; border: 1px solid var(--ers-border); border-radius: var(--ers-radius);
    box-shadow: var(--ers-shadow-sm); transition: transform .3s var(--ers-ease), box-shadow .3s var(--ers-ease);
}
.ers-card:hover, .ers-panel:hover, .ers-project-card:hover, .ers-step:hover { transform: translateY(-4px); box-shadow: var(--ers-shadow-md); }
.ers-card, .ers-panel, .ers-step { padding: 32px; }
.ers-card p, .ers-panel p, .ers-step p { color: var(--ers-steel); }
.ers-panel--dark { background: linear-gradient(155deg, var(--ers-navy-900), var(--ers-navy-700)); color: #fff; border-color: rgba(255,255,255,.08); box-shadow: var(--ers-shadow-lg); }
.ers-panel--dark h2, .ers-panel--dark h3, .ers-panel--dark p, .ers-panel--dark li { color: #fff; }
.ers-card-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-weight: 800; color: var(--ers-orange); }

.ers-checklist { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
.ers-checklist li { display: flex; align-items: flex-start; gap: 14px; color: var(--ers-navy); }
.ers-panel--dark .ers-checklist li { color: rgba(255,255,255,0.88); }
.ers-checklist li::before { content: ""; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%; margin-top: 2px; background: rgba(217,129,43,.16); box-shadow: inset 0 0 0 6px rgba(217,129,43,.32); }

.ers-feature { display: grid; grid-template-columns: 1.12fr .88fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
.ers-feature--reverse { grid-template-columns: .88fr 1.12fr; }
.ers-feature--reverse .ers-feature-media { order: 2; }
.ers-feature-copy p { color: var(--ers-steel); font-size: 1.04rem; line-height: 1.72; }
.ers-feature-image { border-radius: var(--ers-radius); overflow: hidden; box-shadow: var(--ers-shadow-lg); aspect-ratio: 4 / 3; }
.ers-feature-image img { width: 100%; height: 100%; object-fit: cover; }

.ers-metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.ers-metric { padding: 32px; border-radius: var(--ers-radius); background: #fff; border: 1px solid var(--ers-border); box-shadow: var(--ers-shadow-sm); }
.ers-metric strong { display: block; margin-bottom: 12px; font-family: "Space Grotesk", Inter, sans-serif; font-weight: 800; font-size: clamp(2.4rem, 3vw, 3.4rem); color: var(--ers-orange); line-height: 1; }
.ers-metric span { display: block; font-size: 1rem; font-weight: 800; color: var(--ers-navy-900); margin-bottom: 6px; }
.ers-metric p { color: var(--ers-steel); font-size: .93rem; }

.ers-step-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.ers-step-badge { width: 56px; height: 56px; border-radius: 16px; background: linear-gradient(135deg, rgba(217,129,43,.18), rgba(217,129,43,.08)); color: var(--ers-orange); display: inline-flex; align-items: center; justify-content: center; font-weight: 900; font-size: 1.3rem; font-family: "Space Grotesk", Inter, sans-serif; margin-bottom: 20px; }

.ers-project-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.ers-project-card { overflow: hidden; }
.ers-project-media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.ers-project-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ers-ease); }
.ers-project-card:hover .ers-project-media img { transform: scale(1.05); }
.ers-project-tag { position: absolute; top: 16px; left: 16px; padding: 6px 12px; border-radius: 999px; background: rgba(6,20,38,.82); color: #fff; font-size: 0.72rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.ers-project-body { padding: 28px; }
.ers-project-body p { color: var(--ers-steel); }
.ers-project-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--ers-border-soft); }
.ers-project-meta span { font-size: .83rem; color: var(--ers-steel); font-weight: 700; }

.ers-form-shell {
    background: #fff;
    border: 1px solid var(--ers-border);
    border-radius: 26px;
    box-shadow: var(--ers-shadow-sm);
    padding: 34px;
}
.ers-form-shell h3 { margin-bottom: 10px; }
.ers-form-shell > p { color: var(--ers-steel); }
.ers-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 22px;
}
.ers-field { display: flex; flex-direction: column; gap: 8px; }
.ers-field--full { grid-column: 1 / -1; }
.ers-field label {
    font-size: 0.84rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ers-navy-900);
}
.ers-field input,
.ers-field select,
.ers-field textarea {
    width: 100%;
    border: 1px solid rgba(15, 39, 64, 0.14);
    border-radius: 16px;
    padding: 15px 16px;
    background: #fff;
    color: var(--ers-navy-900);
    transition: border-color .2s var(--ers-ease), box-shadow .2s var(--ers-ease), transform .2s var(--ers-ease);
}
.ers-field textarea { min-height: 160px; resize: vertical; }
.ers-field input:focus,
.ers-field select:focus,
.ers-field textarea:focus {
    outline: none;
    border-color: rgba(217, 129, 43, 0.7);
    box-shadow: 0 0 0 4px rgba(217, 129, 43, 0.12);
}
.ers-form-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 24px;
}
.ers-form-note {
    font-size: 0.92rem;
    color: var(--ers-steel);
    max-width: 44ch;
}
.ers-form-alert {
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 16px;
    font-weight: 700;
}
.ers-form-alert--success {
    background: rgba(30, 136, 70, 0.12);
    border: 1px solid rgba(30, 136, 70, 0.18);
    color: #146535;
}
.ers-form-alert--error {
    background: rgba(176, 43, 43, 0.10);
    border: 1px solid rgba(176, 43, 43, 0.16);
    color: #8f1f1f;
}
.ers-hp-field { position: absolute; left: -10000px; opacity: 0; pointer-events: none; }

.ers-contact-summary {
    display: grid;
    gap: 22px;
}
.ers-contact-summary-card {
    padding: 30px;
    border-radius: var(--ers-radius);
    border: 1px solid var(--ers-border);
    background: linear-gradient(180deg, rgba(255,255,255,1), rgba(244,247,250,.8));
    box-shadow: var(--ers-shadow-sm);
}
.ers-contact-methods {
    display: grid;
    gap: 16px;
}
.ers-contact-method {
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(15, 39, 64, 0.04);
    border: 1px solid rgba(15, 39, 64, 0.06);
}
.ers-contact-method span {
    display: block;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ers-steel);
    margin-bottom: 6px;
}
.ers-contact-method a,
.ers-contact-method strong {
    font-size: 1.04rem;
    color: var(--ers-navy-900);
}
.ers-contact-note {
    font-size: 0.95rem;
    color: var(--ers-steel);
}

.ers-cta-band { padding: clamp(76px, 9vw, 112px) 0; background: linear-gradient(135deg, var(--ers-navy-900), var(--ers-navy-700)); color: #fff; position: relative; overflow: hidden; }
.ers-cta-band::after { content: ""; position: absolute; right: -100px; bottom: -100px; width: 560px; height: 560px; background: radial-gradient(circle, rgba(217,129,43,.20), rgba(217,129,43,0) 62%); }
.ers-cta-band__inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; position: relative; }
.ers-cta-band h2, .ers-cta-band p { color: #fff; }

.ers-site-footer { background: var(--ers-navy-950); color: rgba(255,255,255,.74); padding: 82px 0 38px; position: relative; overflow: hidden; }
.ers-site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent 0%, var(--ers-orange) 30%, var(--ers-orange) 70%, transparent 100%); }
.ers-footer-grid { display: grid; grid-template-columns: 1.45fr 1fr 1fr 1.15fr; gap: 42px; margin-bottom: 54px; }
.ers-footer-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 18px;
    margin-bottom: 18px;
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}
.ers-footer-brand-mark img { height: 54px; width: auto; }
.ers-footer-brand p { color: rgba(255,255,255,.67); }
.ers-footer-contact-links { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.ers-footer-contact-links a,
.ers-footer-contact-links span {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255,255,255,.08);
    color: rgba(255,255,255,.86);
    font-size: 0.92rem;
    font-weight: 700;
}
.ers-footer-title { margin-bottom: 18px; color: #fff; font-size: .96rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; font-family: "Space Grotesk", Inter, sans-serif; }
.ers-footer-list { display: flex; flex-direction: column; gap: 12px; }
.ers-footer-list a { color: rgba(255,255,255,.74); }
.ers-footer-list a:hover { color: var(--ers-orange); }
.ers-footer-cta { padding: 26px; background: linear-gradient(155deg, rgba(217,129,43,.14), rgba(217,129,43,.04)); border: 1px solid rgba(217,129,43,.22); border-radius: var(--ers-radius-sm); }
.ers-footer-cta p { color: rgba(255,255,255,.74); }
.ers-footer-bottom { padding-top: 28px; border-top: 1px solid rgba(255,255,255,.08); font-size: .88rem; }
.ers-footer-bottom-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; color: rgba(255,255,255,.56); }
.ers-footer-bottom a { color: rgba(255,255,255,.86); }

@media (max-width: 1240px) {
    .ers-footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
    .ers-footer-cta { grid-column: span 3; }
}
@media (max-width: 1180px) {
    .ers-grid-4, .ers-metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ers-header-cta { display: none; }
}
@media (max-width: 980px) {
    .ers-menu-toggle { display: inline-flex !important; align-items: center; justify-content: center; flex-direction: column; }
    .ers-primary-nav {
        display: none;
        position: absolute;
        top: calc(100% + 10px);
        left: 16px;
        right: 16px;
        padding: 18px 20px 24px;
        border-radius: 24px;
        background: rgba(255,255,255,.99);
        border: 1px solid var(--ers-border);
        box-shadow: var(--ers-shadow-md);
    }
    .ers-primary-nav.is-open { display: block; }
    .ers-menu { flex-direction: column; align-items: stretch; gap: 0; }
    .ers-menu > li > a,
    .ers-nav-parent {
        width: 100%;
        justify-content: space-between;
        padding: 14px 4px;
        letter-spacing: 0.06em;
    }
    .ers-menu > li + li { border-top: 1px solid var(--ers-border-soft); }
    .ers-menu > li > a::after,
    .ers-nav-parent::after { display: none; }
    .sub-menu {
        position: static;
        width: auto;
        margin-top: 6px;
        padding: 8px 0 4px 12px;
        border: 0;
        border-left: 2px solid rgba(217,129,43,.22);
        border-radius: 0;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        display: none;
        transform: none;
        background: transparent;
    }
    .menu-item-has-children:hover .sub-menu { transform: none; }
    .menu-item-has-children.is-open .sub-menu { display: block; }
    .sub-menu a { padding: 12px 12px; }
    .ers-feature, .ers-feature--reverse, .ers-grid-2, .ers-grid-3, .ers-project-grid, .ers-step-grid, .ers-stat-row, .ers-cta-band__inner, .ers-form-grid, .ers-footer-grid {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
    .ers-feature--reverse .ers-feature-media { order: 0; }
    .ers-hero { min-height: 72vh; padding: 112px 0 88px; }
    .ers-footer-cta { grid-column: auto; }
}
@media (max-width: 640px) {
    .ers-container { width: calc(100% - 32px); }
    .ers-header-inner { min-height: 84px; }
    .ers-brand-logo img, .ers-brand-logo .custom-logo { max-height: 46px; max-width: 230px; }
    .ers-card, .ers-panel, .ers-step, .ers-project-body, .ers-metric, .ers-form-shell, .ers-contact-summary-card { padding: 24px; }
    .ers-section, .ers-cta-band { padding: 72px 0; }
    .ers-grid-4, .ers-metric-grid { grid-template-columns: 1fr; }
    .ers-form-actions { align-items: flex-start; }
}