* {
            box-sizing: border-box;
        }

        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            min-height: 100vh;
            color: var(--ink);
            font-family: Arial, Helvetica, sans-serif;
            line-height: 1.5;
            background:
                linear-gradient(90deg, var(--hero-overlay-start), var(--hero-overlay-end)),
                var(--page-background-image) center / cover fixed,
                var(--page-fallback);
        }

        a {
            color: inherit;
        }

        .skip-link {
            position: absolute;
            left: 16px;
            top: -48px;
            z-index: 20;
            padding: 9px 12px;
            background: var(--ink);
            color: #fff;
        }

        .skip-link:focus {
            top: 16px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 10;
            border-bottom: 1px solid rgba(31, 41, 51, 0.12);
            background: var(--header-background);
            backdrop-filter: blur(12px);
        }

        .nav {
            width: min(var(--max-width), calc(100% - var(--page-gutter)));
            margin: 0 auto;
            min-height: var(--header-height);
            padding-block: var(--nav-vertical-padding);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            position: relative;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            font-weight: 700;
            font-size: var(--nav-title-size);
        }

        .brand img {
            width: var(--nav-logo-height);
            height: var(--nav-logo-height);
            object-fit: contain;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 0.94rem;
        }

        .nav-links a {
            text-decoration: none;
        }

        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            padding: 0;
            border: 1px solid var(--line);
            border-radius: var(--button-radius);
            background: rgba(255, 255, 255, 0.82);
            color: var(--ink);
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        .menu-toggle__lines,
        .menu-toggle__lines::before,
        .menu-toggle__lines::after {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 999px;
            background: currentColor;
            transition: transform 180ms ease, opacity 180ms ease;
        }

        .menu-toggle__lines {
            position: relative;
        }

        .menu-toggle__lines::before,
        .menu-toggle__lines::after {
            content: "";
            position: absolute;
            left: 0;
        }

        .menu-toggle__lines::before {
            top: -7px;
        }

        .menu-toggle__lines::after {
            top: 7px;
        }

        .menu-toggle[aria-expanded="true"] .menu-toggle__lines {
            transform: rotate(45deg);
        }

        .menu-toggle[aria-expanded="true"] .menu-toggle__lines::before {
            opacity: 0;
        }

        .menu-toggle[aria-expanded="true"] .menu-toggle__lines::after {
            transform: translateY(-7px) rotate(-90deg);
        }

        .button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 8px;
            padding: 2px 8px;
            border: 1px solid var(--accent);
            border-radius: var(--button-radius);
            background: var(--accent);
            color: #fff;
            font-weight: 500;
            text-decoration: none;
            transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
        }

        .button:hover {
            transform: translateY(-2px);
            background: var(--accent-dark);
            border-color: var(--accent-dark);
        }

        .button.secondary {
            background: #fff;
            color: var(--accent-dark);
        }

        .button.cta-primary {
            background: var(--cta-button-background);
            border-color: var(--cta-button-background);
            color: var(--cta-button-text);
        }

        .button.cta-primary:hover {
            background: var(--cta-button-background);
            border-color: var(--cta-button-background);
            color: var(--cta-button-text);
        }

        .hero {
            width: min(var(--max-width), calc(100% - var(--page-gutter)));
            margin: 0 auto;
            min-height: var(--hero-min-height);
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 32px;
            align-items: start;
            padding: var(--hero-padding-top) 0 var(--hero-padding-bottom);
        }

        .hero-main {
            opacity: 0;
            transform: translateY(var(--reveal-distance));
            animation: landingHeroIntro var(--reveal-duration) var(--transition-curve) forwards;
            animation-delay: var(--reveal-delay);
        }

        .eyebrow {
            margin: 0 0 12px;
            color: var(--eyebrow-colour);
            font-size: var(--eyebrow-size);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        h1 {
            max-width: 760px;
            margin: 0;
            font-size: var(--hero-title-size);
            line-height: 0.95;
            letter-spacing: 0;
        }

        .hero-copy {
            max-width: var(--hero-copy-max-width);
            margin: 22px 0 0;
            color: var(--muted);
            font-size: var(--content-copy-size);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 28px;
        }

        .section {
            background: var(--section-background);
            border-top: 1px solid rgba(31, 41, 51, 0.1);
            scroll-margin-top: var(--scroll-anchor-offset);
        }

        .hero {
            scroll-margin-top: var(--scroll-anchor-offset);
        }

        .section + .section,
        main + .site-footer {
            margin-top: var(--section-gap);
        }

        .section-inner {
            width: min(var(--max-width), calc(100% - var(--page-gutter)));
            margin: 0 auto;
            padding: var(--section-padding) 0;
        }

        .section h2 {
            margin: 0 0 18px;
            font-size: 1.9rem;
            line-height: 1.1;
            letter-spacing: 0;
        }

        .section-intro {
            max-width: var(--section-intro-max-width);
            margin: -6px 0 24px;
            color: var(--muted);
            font-size: var(--content-copy-size);
        }

        .approach-copy {
            max-width: var(--approach-copy-max-width);
            margin: 0;
            color: var(--muted);
            font-size: var(--content-copy-size);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 18px;
            align-items: stretch;
        }

        .service-card {
            min-height: 230px;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--line);
            border-radius: var(--card-radius);
            background: var(--panel-strong);
            box-shadow: 0 12px 30px rgba(31, 41, 51, 0.08);
            padding: 24px;
        }

        .service-card h3 {
            margin: 0 0 12px;
            font-size: 1.25rem;
            line-height: 1.1;
        }

        .service-card__image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            margin: 0 0 18px;
            border-radius: var(--card-radius);
            background: var(--soft);
        }

        .service-card__image::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(31,41,51,0.16));
            pointer-events: none;
        }

        .service-card__image img {
            width: 100%;
            height: 100%;
            display: block;
            object-fit: cover;
            opacity: 0;
            transform: scale(1.035);
            transition:
                opacity var(--reveal-duration) var(--transition-curve),
                transform var(--image-motion-duration) ease-in-out;
        }

        .service-card.is-visible .service-card__image img {
            opacity: 1;
            transform: scale(var(--image-motion-scale));
        }

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

        .service-card__footer {
            margin-top: auto;
            padding-top: 22px;
            color: var(--service-footer-colour);
            font-weight: 800;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 16px;
        }

        .feature {
            min-height: 160px;
            border: 1px solid var(--line);
            border-radius: var(--card-radius);
            background: var(--panel-strong);
            padding: 20px;
        }

        .feature h4 {
            margin: 0 0 8px;
            font-size: 1.02rem;
        }

        .feature p {
            margin: 0;
            color: var(--muted);
        }

        .feature__footer {
            margin-top: 18px;
            color: var(--feedback-footer-colour);
            font-size: var(--feedback-footer-size);
            font-weight: 800;
        }

        .contact-row {
            display: block;
        }

        .contact-row p {
            max-width: var(--contact-copy-max-width);
            margin: 8px 0 0;
            color: var(--muted);
            font-size: var(--content-copy-size);
        }

        .contact-row .button {
            margin-top: 24px;
        }

        .site-footer {
            background: var(--ink);
            color: var(--footer-text);
        }

        .site-footer .section-inner {
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            gap: 18px;
            font-size: 0.88rem;
        }

        [data-reveal] {
            opacity: 0;
            transform: translateY(var(--reveal-distance));
            transition:
                opacity var(--reveal-duration) var(--transition-curve),
                transform var(--reveal-duration) var(--transition-curve);
            transition-delay: var(--reveal-delay);
        }

        [data-reveal].is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        [data-reveal-stagger]:nth-child(2) {
            transition-delay: calc(var(--reveal-delay) + var(--reveal-stagger));
        }

        [data-reveal-stagger]:nth-child(3) {
            transition-delay: calc(var(--reveal-delay) + var(--reveal-stagger) + var(--reveal-stagger));
        }

        @keyframes landingHeroIntro {
            from {
                opacity: 0;
                transform: translateY(var(--reveal-distance));
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

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

            .button,
            .hero-main,
            [data-reveal] {
                animation: none;
                transition: none;
            }

            .hero-main,
            [data-reveal] {
                opacity: 1;
                transform: none;
            }
        }

        @media (max-width: 800px) {
            .nav {
                align-items: center;
                min-height: 60px;
            }

            .menu-toggle {
                display: inline-flex;
            }

            .nav-links {
                position: absolute;
                top: calc(100% + 8px);
                right: 0;
                width: min(260px, calc(100vw - var(--page-gutter)));
                display: grid;
                gap: 8px;
                padding: 12px;
                border: 1px solid var(--line);
                border-radius: var(--card-radius);
                background: var(--panel-strong);
                box-shadow: var(--shadow);
                opacity: 0;
                pointer-events: none;
                transform: translateY(-8px);
                transition:
                    opacity 180ms ease,
                    transform 180ms ease;
            }

            .nav-links.is-open {
                opacity: 1;
                pointer-events: auto;
                transform: translateY(0);
            }

            .nav-links a {
                width: 100%;
                min-height: 40px;
                display: flex;
                align-items: center;
                justify-content: flex-start;
                padding: 8px 10px;
            }

            .nav-links .button {
                justify-content: center;
            }

            .hero {
                min-height: auto;
                grid-template-columns: 1fr;
                padding-top: 18px;
            }

            .feature-grid,
            .contact-row {
                grid-template-columns: 1fr;
                display: grid;
            }

            .site-footer .section-inner {
                flex-direction: column;
            }
        }

        @media (max-width: 520px) {
            .services-grid {
                grid-template-columns: 1fr;
            }

            .button {
                width: 100%;
            }

            .hero-actions {
                display: grid;
            }
        }


/* Portal login and password-reset overlay */
.login-form {
    display: grid;
    gap: 12px;
    justify-items: stretch;
}

.login-form input,
.login-form button {
    width: 100%;
    box-sizing: border-box;
}

.login-error {
    color: #b00020;
    margin: 10px 0 0;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.login-info {
    margin: 10px 0 0;
    padding: 9px 11px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: 1px solid var(--starter-notice-info-border-colour, #bbdefb);
    background: var(--starter-notice-info-background, #e3f2fd);
    color: var(--starter-notice-info-text-colour, #0d47a1);
}

.login-card,
.login-reset-modal__card,
.contact-modal__card {
    width: min(100%, 380px);
    border: var(--landing-card-border);
    background: var(--landing-reset-modal-background-colour);
    padding: 16px 18px;
    text-align: left;
}

.login-card .login-wrap {
    max-width: 220px;
    margin: 0 auto;
    text-align: center;
}

.login-card h1 {
    margin: var(--landing-login-title-margin);
    font-size: var(--landing-login-title-font-size);
    line-height: var(--landing-login-title-line-height);
    letter-spacing: 0;
}

.login-card .login-form {
    gap: 16px;
}

.login-card .login-form input,
.login-card .login-form button {
    min-height: 29px;
    font-size: 0.82rem;
}

.login-card .login-form button {
    justify-self: center;
    width: min(100%, 110px);
}

.login-reset-link {
    margin: 10px 0 0;
    font-size: 0.75rem;
    text-align: center;
}

.login-reset-link a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.login-modal,
.login-reset-modal,
.contact-modal {
    position: fixed;
    inset: 0;
    z-index: 1200;
}

.login-modal__backdrop,
.login-reset-modal__backdrop,
.contact-modal__backdrop {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 18px;
    background: rgba(17, 17, 17, 0.46);
}

.login-reset-modal__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.login-reset-modal__header h2 {
    margin: 0;
    color: var(--landing-card-title-colour);
    font-size: 1rem;
    line-height: 1.2;
}

.login-reset-modal__close {
    color: inherit;
    text-decoration: none;
    font-size: 1.3rem;
    line-height: 1;
}

.login-reset-modal__copy {
    margin: 10px 0 12px;
    font-size: 0.82rem;
    line-height: 1.45;
}

.login-reset-form {
    display: grid;
    gap: 10px;
}

.login-reset-form input,
.login-reset-form button {
    min-height: 29px;
    font-size: 0.82rem;
}

.login-reset-form__actions {
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

.login-reset-form__cancel {
    color: inherit;
    font-size: 0.78rem;
}

/* Public contact overlay */
.contact-modal__card {
    width: min(100%, 560px);
    max-height: calc(100vh - 36px);
    overflow-y: auto;
}

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 16px;
    margin-top: 14px;
}

.contact-form label {
    display: grid;
    gap: 5px;
    font-size: 0.82rem;
    font-weight: 700;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    min-height: 32px;
    padding: 5px 7px;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: #fff;
    color: var(--ink);
    font: inherit;
}

.contact-form textarea {
    resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

.contact-form__wide,
.contact-form__interests,
.contact-form__actions {
    grid-column: 1 / -1;
}

.contact-form__interests {
    margin: 0;
    padding: 9px 12px 11px;
    border: 1px solid var(--line);
}

.contact-form__interests legend {
    padding: 0 5px;
    font-size: 0.82rem;
    font-weight: 700;
}

.contact-form__interest-options {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.contact-form__interest-options label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 400;
}

.contact-form__interest-options input {
    width: auto;
    min-height: auto;
}

.contact-form__actions {
    display: flex;
    justify-content: center;
}

.contact-form__actions .button {
    min-height: 32px;
    cursor: pointer;
}

.contact-form__website {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.contact-notice {
    margin: 14px 0 0;
    padding: 9px 11px;
    font-size: 0.82rem;
    font-weight: 700;
}

.contact-notice--success {
    border: 1px solid #a5d6a7;
    background: #e8f5e9;
    color: #1b5e20;
}

.contact-notice--error {
    border: 1px solid #ef9a9a;
    background: #ffebee;
    color: #b00020;
}

@media (max-width: 520px) {
    .contact-form,
    .contact-form__interest-options {
        grid-template-columns: 1fr;
    }
}