* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --blue-dark: #073b78;
    --blue: #0a63c9;
    --blue-light: #eaf4ff;
    --text: #152b4a;
    --muted: #53657c;
    --line: #dce6f0;
    --green: #147a45;
    --green-light: #eaf7f0;
    --white: #ffffff;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: #fff;
    line-height: 1.55;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255,255,255,.97);
    border-bottom: 1px solid var(--line);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.brand {
    display: flex;
    flex-direction: column;
    max-width: 72%;
}

.brand strong {
    color: var(--blue-dark);
    font-size: 17px;
    line-height: 1.15;
}

.brand span {
    margin-top: 4px;
    color: var(--text);
    font-size: 12px;
    line-height: 1.25;
}

.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.icon-button,
.menu-button {
    width: 48px;
    height: 48px;
    border-radius: 9px;
    border: 0;
    display: grid;
    place-items: center;
    font-size: 26px;
}

.icon-button {
    color: #fff;
    background: var(--blue);
}

.menu-button {
    color: var(--blue-dark);
    background: transparent;
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 8px 18px 14px;
}

.mobile-menu.open {
    display: grid;
}

.mobile-menu a {
    padding: 13px 4px;
    border-bottom: 1px solid var(--line);
    font-weight: 700;
    color: var(--blue-dark);
}

.hero {
    background:
        linear-gradient(90deg, rgba(5,47,100,.98) 0%, rgba(7,74,140,.94) 58%, rgba(7,74,140,.42) 100%),
        linear-gradient(135deg, #073b78, #0a63c9);
    color: #fff;
    padding: 54px 20px 42px;
}

.hero-content {
    max-width: 720px;
    margin: auto;
}

.location {
    color: #d8ecff;
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 18px;
}

h1 {
    font-size: clamp(36px, 10vw, 58px);
    line-height: 1.08;
    letter-spacing: -.7px;
    margin-bottom: 20px;
}

.lead {
    font-size: 18px;
    max-width: 650px;
}

.hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 28px;
}

.btn {
    min-height: 62px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 13px;
    padding: 12px 16px;
    font-size: 17px;
    border: 2px solid transparent;
}

.btn b,
.btn small,
.contact-actions b,
.contact-actions small,
.vbf-button b,
.vbf-button small {
    display: block;
}

.btn small,
.contact-actions small,
.vbf-button small {
    font-size: 13px;
    font-weight: 400;
    margin-top: 1px;
}

.btn-primary {
    background: var(--blue);
    color: #fff;
}

.btn-email {
    background: #fff;
    color: var(--blue-dark);
    border-color: #b9d4ef;
}

.availability {
    margin-top: 17px;
    font-size: 14px;
    color: #e4f1ff;
}

.vbf-card,
.electrician-card {
    margin: 18px;
    padding: 24px 20px;
    border: 1px solid #cfe0ef;
    border-radius: 16px;
    background: #f4f9fe;
    box-shadow: 0 5px 18px rgba(11, 57, 102, .07);
}

.section-icon {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: #e1efff;
    color: var(--blue);
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 16px;
}

.eyebrow {
    color: var(--blue-dark);
    font-size: 12px;
    letter-spacing: 1px;
    font-weight: 800;
    margin-bottom: 7px;
}

.eyebrow.blue {
    color: var(--blue);
}

h2 {
    color: var(--blue-dark);
    font-size: 30px;
    line-height: 1.12;
    margin-bottom: 15px;
}

.vbf-content > p:not(.eyebrow),
.electrician-card > p:not(.eyebrow),
.contact-section > p:not(.eyebrow) {
    color: var(--muted);
    font-size: 16px;
}

.safety-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 22px 0;
    padding-top: 18px;
    border-top: 1px solid #cbddec;
}

.safety-grid div {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2px;
}

.safety-grid strong {
    color: var(--blue-dark);
    font-size: 15px;
}

.safety-grid span {
    color: var(--muted);
    font-size: 13px;
}

.vbf-button {
    min-height: 66px;
    border-radius: 10px;
    padding: 11px 14px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 12px;
    color: #fff;
    background: var(--blue);
    box-shadow: 0 4px 10px rgba(10,99,201,.20);
}

.vbf-button b {
    font-size: 16px;
}

.arrow {
    font-size: 31px;
    line-height: 1;
}

.services-section {
    padding: 38px 18px 20px;
}

.service-list {
    display: grid;
    gap: 9px;
}

.service-item {
    display: grid;
    grid-template-columns: 48px 1fr;
    align-items: center;
    gap: 12px;
    padding: 13px;
    border: 1px solid #e1e8f0;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 3px 12px rgba(15, 45, 78, .06);
}

.service-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    color: var(--blue);
    border: 1px solid #cfe1f5;
    border-radius: 10px;
    font-size: 23px;
}

.service-item h3 {
    color: var(--blue-dark);
    font-size: 16px;
}

.service-item p {
    color: var(--muted);
    font-size: 13px;
}

.electrician-card {
    background: var(--blue-light);
    border-color: #c9dff3;
}

.electrician-card p + p {
    margin-top: 10px;
}

.full {
    width: 100%;
    margin-top: 20px;
}

.contact-section {
    margin-top: 18px;
    padding: 32px 18px 44px;
    background: var(--green-light);
}

.contact-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 22px;
}

.contact-email,
.contact-phone {
    min-height: 65px;
    border-radius: 10px;
    padding: 11px 15px;
    display: grid;
    grid-template-columns: 42px 1fr;
    align-items: center;
    column-gap: 10px;
}

.contact-email span,
.contact-phone span {
    grid-row: 1 / span 2;
    font-size: 26px;
}

.contact-email b,
.contact-phone b {
    font-size: 16px;
}

.contact-email small,
.contact-phone small {
    color: var(--muted);
}

.contact-email {
    color: #fff;
    background: var(--green);
    box-shadow: 0 4px 10px rgba(20,122,69,.16);
}

.contact-phone {
    color: var(--blue-dark);
    background: #fff;
    border: 2px solid #9ebfe0;
}

footer {
    background: #102b4d;
    color: #fff;
    text-align: center;
    padding: 30px 18px;
    font-size: 13px;
}

footer p {
    color: #c9d9ea;
    margin-top: 5px;
}

@media (min-width: 769px) {
    .site-header {
        padding: 18px 6%;
    }

    .mobile-menu {
        display: flex;
        position: static;
        border: 0;
        padding: 0;
        gap: 20px;
        margin-left: auto;
    }

    .mobile-menu a {
        border: 0;
        padding: 0;
    }

    .menu-button {
        display: none;
    }

    .hero {
        padding: 90px 6%;
    }

    .hero-actions,
    .contact-actions {
        grid-template-columns: 1fr 1fr;
        max-width: 680px;
    }

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

    .vbf-card,
    .electrician-card {
        max-width: 1100px;
        margin: 28px auto;
    }

    .services-section,
    .contact-section {
        max-width: 1100px;
        margin-left: auto;
        margin-right: auto;
    }
}