:root {
    --colour-background: #06101d;
    --colour-background-deep: #030914;
    --colour-surface: #0b1a2d;
    --colour-surface-raised: #10233d;
    --colour-text: #f4f8ff;
    --colour-muted: #aab8cc;
    --colour-border: rgba(255, 255, 255, 0.12);
    --colour-primary: #237eff;
    --colour-primary-light: #69adff;
    --colour-success: #48d795;
    --container-width: 1440px;
    --page-gutter: clamp(1.5rem, 4vw, 4rem);
    --radius-large: 22px;
    --radius-medium: 16px;
    --shadow-large: 0 28px 80px rgba(0, 0, 0, 0.32);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--colour-background);
    color: var(--colour-text);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 1rem;
    line-height: 1.65;
}

body.menu-open {
    overflow: hidden;
}

a {
    color: inherit;
}

button {
    font: inherit;
}

.site-container {
    width: min(
        calc(100% - (var(--page-gutter) * 2)),
        var(--container-width)
    );
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 9999;
    padding: 0.75rem 1rem;
    background: #ffffff;
    color: #000000;
    border-radius: 8px;
    transform: translateY(-180%);
}

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

:focus-visible {
    outline: 3px solid var(--colour-primary-light);
    outline-offset: 4px;
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(6, 16, 29, 0.96);
    border-bottom: 1px solid var(--colour-border);
    backdrop-filter: blur(16px);
}

.header-inner {
    min-height: 84px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    text-decoration: none;
}

.brand-shield {
    width: 44px;
    height: 48px;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, #115bc9, #2ea5ff);
    border: 1px solid rgba(255, 255, 255, 0.36);
    border-radius: 14px 14px 19px 19px;
    box-shadow: 0 0 30px rgba(35, 126, 255, 0.34);
    color: #ffffff;
    font-weight: 900;
}

.brand-text {
    display: grid;
    line-height: 1.05;
}

.brand-text strong {
    font-size: 1.5rem;
    letter-spacing: -0.045em;
}

.brand-text small {
    margin-top: 0.3rem;
    color: var(--colour-muted);
    font-size: 0.72rem;
    letter-spacing: 0.02em;
}

.main-navigation {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-navigation a {
    color: var(--colour-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
}

.main-navigation a:hover {
    color: var(--colour-text);
}

.menu-toggle {
    display: none;
    padding: 0.65rem 0.85rem;
    background: transparent;
    color: var(--colour-text);
    border: 1px solid var(--colour-border);
    border-radius: 9px;
    cursor: pointer;
}

/* Hero */

.hero-section {
    position: relative;
    overflow: hidden;
    padding: 7.5rem 0 6rem;
    background:
        radial-gradient(circle at 78% 28%, rgba(35, 126, 255, 0.22), transparent 30%),
        radial-gradient(circle at 24% 90%, rgba(35, 126, 255, 0.09), transparent 32%),
        linear-gradient(180deg, var(--colour-background), var(--colour-background-deep));
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: linear-gradient(to bottom, black, transparent 88%);
    pointer-events: none;
}

.hero-layout {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(390px, 0.75fr);
    gap: 5rem;
    align-items: center;
}

.section-label {
    margin: 0 0 0.7rem;
    color: var(--colour-primary-light);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.hero-content h1 {
    max-width: 950px;
    margin: 0;
    font-size: clamp(3.2rem, 6.5vw, 6.25rem);
    line-height: 1.02;
    letter-spacing: -0.058em;
}

.hero-content h1 span {
    display: block;
    color: var(--colour-primary-light);
}

.hero-summary {
    max-width: 790px;
    margin: 1.7rem 0 0;
    color: var(--colour-muted);
    font-size: clamp(1.08rem, 1.8vw, 1.3rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.button {
    display: inline-flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.35rem;
    border: 1px solid transparent;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 800;
    transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    background: var(--colour-primary);
    color: #ffffff;
    box-shadow: 0 14px 34px rgba(35, 126, 255, 0.25);
}

.button-primary:hover {
    background: var(--colour-primary-light);
}

.button-secondary {
    background: rgba(255, 255, 255, 0.035);
    border-color: var(--colour-border);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.4rem;
    margin-top: 2rem;
    color: var(--colour-muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.hero-trust span::before {
    content: "✓";
    margin-right: 0.45rem;
    color: var(--colour-success);
}

.hero-card {
    padding: 2rem;
    background: linear-gradient(145deg, var(--colour-surface-raised), var(--colour-surface));
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-large);
}

.hero-card-icon {
    width: 86px;
    height: 94px;
    display: grid;
    place-items: center;
    margin-bottom: 1.4rem;
    background: linear-gradient(145deg, #115bc9, #2ea5ff);
    border: 1px solid rgba(255, 255, 255, 0.34);
    border-radius: 22px 22px 30px 30px;
    box-shadow: 0 0 42px rgba(35, 126, 255, 0.38);
    color: #ffffff;
    font-size: 2rem;
    font-weight: 900;
}

.card-label {
    margin: 0;
    color: var(--colour-primary-light);
    font-size: 0.77rem;
    font-weight: 900;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero-card h2 {
    margin: 0.5rem 0 0.8rem;
    font-size: 1.8rem;
    line-height: 1.2;
}

.hero-card > p:not(.card-label) {
    color: var(--colour-muted);
}

.hero-card-status {
    display: grid;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.hero-card-status div {
    display: grid;
    gap: 0.15rem;
    padding: 0.9rem 1rem;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid var(--colour-border);
    border-radius: 11px;
}

.hero-card-status span {
    color: var(--colour-muted);
    font-size: 0.86rem;
}

/* Trust band */

.trust-band {
    background: var(--colour-surface);
    border-top: 1px solid var(--colour-border);
    border-bottom: 1px solid var(--colour-border);
}

.trust-band-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.trust-band-grid div {
    display: grid;
    gap: 0.2rem;
    padding: 1.25rem 1.4rem;
    border-right: 1px solid var(--colour-border);
    text-align: center;
}

.trust-band-grid div:last-child {
    border-right: 0;
}

.trust-band-grid span {
    color: var(--colour-muted);
    font-size: 0.84rem;
}

/* Main sections */

.page-section {
    padding: 6.5rem 0;
}

.page-section-dark {
    background: var(--colour-background-deep);
    border-top: 1px solid var(--colour-border);
    border-bottom: 1px solid var(--colour-border);
}

.section-heading {
    max-width: 900px;
    margin-bottom: 3rem;
}

.section-heading-centred {
    margin-inline: auto;
    text-align: center;
}

.section-heading h2,
.process-intro h2,
.capability-card h2,
.contact-card h2 {
    margin: 0;
    font-size: clamp(2.4rem, 4.5vw, 4.3rem);
    line-height: 1.08;
    letter-spacing: -0.05em;
}

.section-heading > p:last-child,
.process-intro > p:last-child,
.capability-card p,
.contact-card p {
    color: var(--colour-muted);
    font-size: 1.08rem;
}

/* Service cards */

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
}

.service-card {
    position: relative;
    display: flex;
    min-height: 360px;
    flex-direction: column;
    padding: 1.65rem;
    background: linear-gradient(145deg, var(--colour-surface-raised), var(--colour-surface));
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-medium);
    overflow: hidden;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(105, 173, 255, 0.42);
    box-shadow: var(--shadow-large);
}

.service-number {
    color: rgba(105, 173, 255, 0.42);
    font-size: 3.1rem;
    font-weight: 900;
    letter-spacing: -0.08em;
}

.service-card-body {
    margin-top: auto;
}

.service-card h3 {
    margin: 1.6rem 0 0.7rem;
    font-size: 1.45rem;
    line-height: 1.2;
}

.service-card p {
    color: var(--colour-muted);
}

.service-card a {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.3rem;
    color: var(--colour-primary-light);
    text-decoration: none;
    font-weight: 800;
}

/* Reason cards */

.reason-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
}

.reason-card {
    padding: 1.6rem;
    background: var(--colour-surface);
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-medium);
}

.reason-card > span {
    color: var(--colour-primary-light);
    font-size: 0.8rem;
    font-weight: 900;
}

.reason-card h3 {
    margin: 1rem 0 0.5rem;
    font-size: 1.25rem;
}

.reason-card p {
    margin: 0;
    color: var(--colour-muted);
}

/* Process */

.process-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 5rem;
    align-items: start;
}

.process-intro {
    position: sticky;
    top: 120px;
}

.process-list {
    display: grid;
    gap: 1rem;
}

.process-list article {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 1.4rem;
    padding: 1.5rem;
    background: var(--colour-surface);
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-medium);
}

.process-list article > span {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    background: rgba(35, 126, 255, 0.13);
    border: 1px solid rgba(105, 173, 255, 0.25);
    border-radius: 12px;
    color: var(--colour-primary-light);
    font-weight: 900;
}

.process-list h3 {
    margin: 0.1rem 0 0.35rem;
}

.process-list p {
    margin: 0;
    color: var(--colour-muted);
}

/* Capability cards */

.capability-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.85fr;
    grid-template-rows: repeat(2, auto);
    gap: 1.2rem;
}

.capability-card {
    padding: 2rem;
    background: linear-gradient(145deg, var(--colour-surface-raised), var(--colour-surface));
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-large);
}

.capability-card-large {
    grid-row: 1 / 3;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 500px;
    background:
        radial-gradient(circle at 74% 22%, rgba(35, 126, 255, 0.2), transparent 30%),
        linear-gradient(145deg, var(--colour-surface-raised), var(--colour-surface));
}

.capability-card h3 {
    margin: 0.4rem 0 0.8rem;
    font-size: 1.65rem;
    line-height: 1.22;
}

/* Contact */

.contact-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    padding: 3rem;
    background:
        radial-gradient(circle at 88% 42%, rgba(35, 126, 255, 0.2), transparent 26%),
        linear-gradient(135deg, var(--colour-surface-raised), var(--colour-surface));
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-large);
}

.contact-card > div {
    max-width: 820px;
}

/* Footer */

.site-footer {
    padding: 4.5rem 0 1.5rem;
    background: #020711;
    border-top: 1px solid var(--colour-border);
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 0.75fr 0.75fr;
    gap: 4rem;
}

.footer-brand-column > p {
    max-width: 500px;
    color: var(--colour-muted);
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.footer-column h2 {
    margin: 0 0 0.35rem;
    font-size: 1rem;
}

.footer-column a {
    color: var(--colour-muted);
    text-decoration: none;
}

.footer-column a:hover {
    color: var(--colour-text);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--colour-border);
    color: var(--colour-muted);
    font-size: 0.88rem;
}

.footer-bottom p {
    margin: 0;
}

/* Privacy page */

.legal-hero {
    padding: 6rem 0 3.5rem;
    background:
        radial-gradient(circle at 80% 28%, rgba(35, 126, 255, 0.16), transparent 26%),
        linear-gradient(180deg, var(--colour-background), var(--colour-background-deep));
    border-bottom: 1px solid var(--colour-border);
}

.legal-hero h1 {
    margin: 0;
    font-size: clamp(3rem, 6vw, 5.5rem);
    letter-spacing: -0.055em;
}

.legal-hero p {
    max-width: 800px;
    color: var(--colour-muted);
}

.legal-content {
    max-width: 950px;
}

.legal-content h2 {
    margin-top: 2.8rem;
    font-size: 1.7rem;
}

.legal-content p,
.legal-content li {
    color: var(--colour-muted);
}

.legal-content a {
    color: var(--colour-primary-light);
}

.legal-notice {
    padding: 1.3rem;
    background: var(--colour-surface);
    border: 1px solid var(--colour-border);
    border-radius: 12px;
}

/* Responsive */

@media (max-width: 1120px) {
    .hero-layout {
        grid-template-columns: 1fr;
    }

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

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

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

    .trust-band-grid div:nth-child(2) {
        border-right: 0;
    }

    .trust-band-grid div:nth-child(-n + 2) {
        border-bottom: 1px solid var(--colour-border);
    }
}

@media (max-width: 820px) {
    .menu-toggle {
        display: inline-flex;
    }

    .main-navigation {
        position: fixed;
        top: 84px;
        right: 0;
        left: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1rem var(--page-gutter);
        background: var(--colour-background);
        border-bottom: 1px solid var(--colour-border);
        box-shadow: var(--shadow-large);
    }

    .main-navigation.is-open {
        display: flex;
    }

    .main-navigation a {
        padding: 1rem 0;
        border-bottom: 1px solid var(--colour-border);
    }

    .main-navigation a:last-child {
        border-bottom: 0;
    }

    .process-layout,
    .capability-grid,
    .footer-main {
        grid-template-columns: 1fr;
    }

    .process-intro {
        position: static;
    }

    .capability-card-large {
        grid-row: auto;
        min-height: 360px;
    }
}

@media (max-width: 620px) {
    .brand-text small {
        display: none;
    }

    .hero-section {
        padding: 5.5rem 0 4.5rem;
    }

    .hero-actions,
    .contact-card,
    .footer-bottom {
        align-items: stretch;
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .service-grid,
    .reason-grid,
    .trust-band-grid {
        grid-template-columns: 1fr;
    }

    .trust-band-grid div {
        border-right: 0;
        border-bottom: 1px solid var(--colour-border);
    }

    .trust-band-grid div:last-child {
        border-bottom: 0;
    }

    .page-section {
        padding: 4.5rem 0;
    }

    .service-card {
        min-height: 320px;
    }

    .contact-card {
        padding: 2rem;
    }
}

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

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}


/* Service Delivery Playbook update */

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

.service-card-detailed {
    min-height: 540px;
}

.service-card-detailed .service-card-body {
    margin-top: 1rem;
}

.service-card-detailed .service-summary {
    color: var(--colour-text);
    font-weight: 700;
}

.service-deliverable {
    display: grid;
    gap: 0.35rem;
    margin-top: 1.25rem;
    padding: 1rem;
    background: rgba(35, 126, 255, 0.08);
    border: 1px solid rgba(105, 173, 255, 0.2);
    border-radius: 11px;
}

.service-deliverable strong {
    color: var(--colour-primary-light);
    font-size: 0.76rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.service-deliverable span {
    color: var(--colour-muted);
    font-size: 0.92rem;
}

.additional-service-grid .reason-card {
    min-height: 245px;
}

@media (max-width: 1180px) {
    .service-grid-featured {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {
    .service-grid-featured {
        grid-template-columns: 1fr;
    }

    .service-card-detailed {
        min-height: auto;
    }
}