/* =========================
   Base
========================= */

:root {
    --blue: #2457a7;
    --blue-dark: #193f7b;
    --text: #202938;
    --muted: #626d7c;
    --border: #e1e5eb;
    --background: #ffffff;
    --surface: #f7f8fa;
    --container: 1080px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    margin: 0;
    background: var(--background);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.7;
}

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

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 4px;
}

.container {
    width: min(var(--container), calc(100% - 48px));
    margin-inline: auto;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    line-height: 1.2;
    letter-spacing: -0.035em;
}

h1 {
    font-size: clamp(2.6rem, 5vw, 4.4rem);
    font-weight: 700;
    margin-bottom: 24px;
}

h2 {
    font-size: clamp(1.9rem, 3vw, 2.7rem);
    font-weight: 700;
    margin-bottom: 20px;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

p {
    color: var(--muted);
}

.eyebrow {
    color: var(--blue);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.5;
    margin-bottom: 18px;
}


/* =========================
   Header
========================= */

.site-header {
    background: #fff;
    border-bottom: 1px solid var(--border);
}

.header-content {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.35;
}

.brand span {
    display: block;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 400;
}

.navigation {
    display: flex;
    align-items: center;
    gap: 32px;
}

.navigation a {
    color: var(--muted);
    font-size: 0.9rem;
}

.navigation a:hover {
    color: var(--blue);
}

.menu-toggle {
    display: none;
    border: 1px solid var(--border);
    background: white;
    color: var(--text);
    padding: 8px 12px;
    font: inherit;
    cursor: pointer;
}


/* =========================
   Hero
========================= */

.hero {
    padding: 112px 0 104px;
}

.hero-content {
    max-width: var(--container);
}

.hero-text {
    max-width: 760px;
}

.hero h1 span {
    display: block;
    color: var(--blue);
}

.hero-description {
    max-width: 590px;
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.hero-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 11px 19px;
    font-size: 0.9rem;
    font-weight: 700;
    transition: background 0.15s ease;
}

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

.button-primary:hover {
    background: var(--blue-dark);
}

.text-link {
    color: var(--blue);
    font-size: 0.9rem;
    font-weight: 700;
}

.text-link:hover,
.service-link:hover {
    text-decoration: underline;
}


/* =========================
   Featured CCTV service
========================= */

.featured-service {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 58px 0;
}

.featured-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}

.featured-content h2 {
    max-width: 490px;
    margin-bottom: 0;
}

.featured-content > div:last-child p {
    margin-bottom: 18px;
}


/* =========================
   Services
========================= */

.section {
    padding: 96px 0;
}

.section-heading {
    max-width: 600px;
    margin-bottom: 44px;
}

.section-heading > p:last-child {
    margin-bottom: 0;
}

.services-list {
    border-top: 1px solid var(--border);
}

.service {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) 100px;
    gap: 28px;
    padding: 36px 0;
    border-bottom: 1px solid var(--border);
}

.service-number {
    color: var(--muted);
    font-size: 0.85rem;
    padding-top: 3px;
}

.service-label {
    color: var(--blue);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

.service-content h3 {
    margin-bottom: 12px;
}

.service-content > p:not(.service-label) {
    max-width: 640px;
    margin-bottom: 18px;
}

.service-content ul {
    color: var(--muted);
    padding-left: 20px;
    margin: 0;
}

.service-content li {
    margin-bottom: 5px;
}

.service-primary h3 {
    color: var(--blue-dark);
}

.service-link {
    color: var(--blue);
    font-size: 0.9rem;
    font-weight: 700;
    align-self: start;
    justify-self: end;
    white-space: nowrap;
}


/* =========================
   About
========================= */

.about-section {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-content h2 {
    max-width: 470px;
}

.about-description p:last-child {
    margin-bottom: 0;
}


/* =========================
   Process
========================= */

.process-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 36px;
}

.process-item {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.process-item > span {
    display: block;
    color: var(--blue);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 22px;
}

.process-item p {
    font-size: 0.95rem;
    margin-bottom: 0;
}


/* =========================
   Contact
========================= */

.contact-section {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 80px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    gap: 80px;
    align-items: start;
}

.contact-content > div:first-child p:last-child {
    max-width: 460px;
}

.contact-details p {
    margin-bottom: 14px;
    overflow-wrap: anywhere;
}

.contact-details strong {
    display: inline-block;
    color: var(--text);
    min-width: 100px;
    font-size: 0.9rem;
}

.contact-details a:not(.button) {
    color: var(--blue);
}

.contact-details .button {
    margin-top: 14px;
}


/* =========================
   Footer
========================= */

.site-footer {
    border-top: 1px solid var(--border);
    padding: 24px 0;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.footer-content p,
.footer-content a {
    font-size: 0.8rem;
    margin: 0;
}

.footer-content a {
    color: var(--blue);
}


/* =========================
   Responsive
========================= */

@media (max-width: 760px) {
    .container {
        width: min(var(--container), calc(100% - 36px));
    }

    .header-content {
        min-height: 72px;
        flex-wrap: wrap;
        padding-top: 14px;
        padding-bottom: 14px;
    }

    .menu-toggle {
        display: block;
    }

    .navigation {
        display: none;
        flex-basis: 100%;
        align-items: flex-start;
        flex-direction: column;
        gap: 0;
        padding-top: 10px;
        border-top: 1px solid var(--border);
    }

    .navigation.open {
        display: flex;
    }

    .navigation a {
        width: 100%;
        padding: 10px 0;
    }

    .hero {
        padding: 76px 0;
    }

    .hero-description {
        font-size: 1rem;
    }

    .featured-service {
        padding: 44px 0;
    }

    .featured-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .section {
        padding: 72px 0;
    }

    .section-heading {
        margin-bottom: 32px;
    }

    .service {
        grid-template-columns: 34px minmax(0, 1fr);
        gap: 14px;
        padding: 28px 0;
    }

    .service-link {
        grid-column: 2;
        justify-self: start;
    }

    .process-list {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .process-item > span {
        margin-bottom: 12px;
    }

    .contact-section {
        padding: 64px 0;
    }
}

@media (max-width: 420px) {
    .hero-actions {
        align-items: flex-start;
        flex-direction: column;
        gap: 18px;
    }

    .footer-content {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition: none !important;
    }
}