/* =============================================================
   Bishop Consultancy — site stylesheet
   Mobile-first, no preprocessor, vanilla CSS custom properties.
   Sections in order:
     1. Tokens (custom properties)
     2. Reset & base
     3. Layout primitives
     4. Typography
     5. Buttons & links
     6. Topbar
     7. Header & navigation
     8. Footer
     9. Hero
    10. Section components (eyebrow, lead-in, cards)
    11. Trust strip
    12. Two-paths section
    13. Service grid
    14. Testimonial
    14b. Testimonial carousel
    14c. Testimonial — light variant (case studies)
    15. CTA section
    16. Utilities
   ============================================================= */


/* 0. WEBFONTS -------------------------------------------------- */

/* Self-hosted variable woff2 (SIL Open Font License).
   Upright files are preloaded in inc/header.php; italics load on
   demand. Optical sizing on Fraunces is automatic (the default
   font-optical-sizing: auto applies the opsz axis by heading size). */

@font-face {
    font-family: "Fraunces";
    src: url("/assets/fonts/fraunces-variable.woff2") format("woff2");
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "Fraunces";
    src: url("/assets/fonts/fraunces-variable-italic.woff2") format("woff2");
    font-weight: 100 900;
    font-style: italic;
    font-display: swap;
}
@font-face {
    font-family: "Inter";
    src: url("/assets/fonts/inter-variable.woff2") format("woff2");
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "Inter";
    src: url("/assets/fonts/inter-variable-italic.woff2") format("woff2");
    font-weight: 100 900;
    font-style: italic;
    font-display: swap;
}


/* 1. TOKENS ---------------------------------------------------- */

:root {
    /* Brand colours - extracted from logo and harmonised with bishop-cyber.co.uk */
    --c-navy:        #1D2839;
    --c-navy-mid:    #243046;
    --c-navy-rim:    #27425F;
    --c-teal:        #5FBBBA;
    --c-teal-light:  #7EB7C0;
    --c-teal-pale:   #C9DCE0;
    --c-grey:        #A3A4A4;
    --c-grey-light:  #D8E1E1;

    /* Surfaces */
    --c-bg:          #F6FAFD;
    --c-surface:     #FFFFFF;
    --c-surface-alt: #EEF5FD;

    /* Text */
    --c-text:        var(--c-navy);
    --c-text-muted:  #4a5568;
    --c-text-quiet:  #6b7280;
    --c-text-on-dark: #ffffff;
    --c-text-on-dark-muted: rgba(255, 255, 255, 0.72);

    /* Borders */
    --c-border:       rgba(29, 40, 57, 0.10);
    --c-border-strong: rgba(29, 40, 57, 0.20);
    --c-border-on-dark: rgba(255, 255, 255, 0.12);

    /* Type */
    --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
    --font-sans:  "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

    /* Spacing scale - based on 4px grid */
    --space-1:  4px;
    --space-2:  8px;
    --space-3:  12px;
    --space-4:  16px;
    --space-5:  24px;
    --space-6:  32px;
    --space-7:  48px;
    --space-8:  64px;
    --space-9:  96px;

    /* Layout */
    --container-max: 1200px;
    --container-px:  20px;

    /* Radii */
    --r-sm: 4px;
    --r-md: 6px;
    --r-lg: 12px;
    --r-pill: 9999px;

    /* Effects */
    --transition: 180ms ease;
}


/* 2. RESET & BASE --------------------------------------------- */

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

html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--c-text);
    background: var(--c-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }

a {
    color: var(--c-navy);
    text-decoration-color: var(--c-teal);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: color var(--transition);
}

a:hover { color: var(--c-teal); }

ul, ol { padding-left: 1.4em; }

button { font: inherit; cursor: pointer; }

:focus-visible {
    outline: 2px solid var(--c-teal);
    outline-offset: 2px;
    border-radius: var(--r-sm);
}

.skip-link {
    position: absolute;
    left: 0;
    top: -100px;
    background: var(--c-navy);
    color: #fff;
    padding: var(--space-3) var(--space-4);
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus { top: 0; }


/* 3. LAYOUT PRIMITIVES ---------------------------------------- */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--container-px);
    padding-right: var(--container-px);
}

.icon {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
}


/* 4. TYPOGRAPHY ----------------------------------------------- */

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.015em;
    margin: 0 0 var(--space-4);
    color: var(--c-navy);
}

h1 { font-size: clamp(2rem, 5vw + 1rem, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw + 0.8rem, 2.25rem); }
h3 { font-size: clamp(1.15rem, 1.5vw + 0.6rem, 1.4rem); }
h4 { font-size: 1.05rem; }

em.accent {
    font-style: italic;
    color: var(--c-teal);
}

.eyebrow {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--c-teal);
    font-weight: 500;
    margin: 0 0 var(--space-2);
}

.lead {
    font-size: 1.0625rem;
    color: var(--c-text-muted);
    max-width: 36em;
    line-height: 1.6;
}

.section-heading-block {
    text-align: center;
    margin-bottom: var(--space-7);
}

.section-heading-block h2 { margin-bottom: var(--space-3); }
.section-heading-block .lead { margin-left: auto; margin-right: auto; }


/* 5. BUTTONS & LINKS ------------------------------------------ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 22px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.2;
    text-decoration: none;
    border-radius: var(--r-sm);
    border: 1px solid transparent;
    transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
    white-space: nowrap;
}

.btn:active { transform: translateY(1px); }

.btn--primary {
    background: var(--c-teal);
    color: var(--c-navy);
}

.btn--primary:hover {
    background: var(--c-navy);
    color: #fff;
}

.btn--secondary {
    background: var(--c-surface);
    color: var(--c-navy);
    border-color: var(--c-border-strong);
}

.btn--secondary:hover {
    background: var(--c-navy);
    color: #fff;
    border-color: var(--c-navy);
}

.btn--ghost {
    background: transparent;
    color: var(--c-navy);
    border-color: transparent;
}

.btn--ghost:hover {
    color: var(--c-teal);
}


/* 6. TOPBAR --------------------------------------------------- */

.topbar {
    background: var(--c-navy);
    color: var(--c-text-on-dark);
    font-size: 0.8125rem;
}

.topbar__inner {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
    align-items: center;
    justify-content: center;
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
    min-height: 36px;
}

.topbar__item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--c-text-on-dark);
    text-decoration: none;
    font-size: 0.8125rem;
}

.topbar__item:hover {
    color: var(--c-teal);
}

.topbar__item .icon {
    width: 14px;
    height: 14px;
    color: var(--c-teal);
}


/* 7. HEADER & NAVIGATION -------------------------------------- */

.header {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: 72px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--c-navy);
}

.logo__mark {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: transparent;
    border: 1px solid var(--c-border-strong);
    border-radius: var(--r-sm);
    color: var(--c-navy);
    font-size: 0.875rem;
}

.nav-toggle__icon {
    display: inline-flex;
    flex-direction: column;
    gap: 3px;
}

.nav-toggle__icon span {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
}

.nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    box-shadow: 0 8px 24px rgba(29, 40, 57, 0.06);
}

.nav[data-open="true"] { display: block; }

.nav__list {
    list-style: none;
    margin: 0;
    padding: var(--space-4) var(--container-px);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.nav__link {
    display: block;
    padding: var(--space-3) var(--space-2);
    color: var(--c-navy);
    text-decoration: none;
    font-size: 0.9375rem;
    border-radius: var(--r-sm);
    transition: background-color var(--transition), color var(--transition);
}

.nav__link:hover { background: var(--c-bg); color: var(--c-teal); }

.nav__link--current {
    color: var(--c-teal);
    font-weight: 500;
}

.nav__cta {
    margin-top: var(--space-3);
    width: fit-content;
}


/* 8. FOOTER --------------------------------------------------- */

.footer {
    background: var(--c-navy);
    color: var(--c-text-on-dark);
    padding: var(--space-8) 0 var(--space-5);
    margin-top: var(--space-9);
}

.footer a {
    color: var(--c-text-on-dark-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.footer a:hover { color: var(--c-teal); }

/* Top region: stacked on mobile, single row on desktop
   (brand · Cyber Essentials · link columns) */
.footer__top {
    display: flex;
    flex-direction: column;
    gap: var(--space-7);
    padding-bottom: var(--space-7);
    border-bottom: 1px solid var(--c-border-on-dark);
    margin-bottom: var(--space-5);
}

/* Brand — logo in a white card + tagline */
.footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: 240px;
}

.footer__logo {
    align-self: flex-start;
    background: var(--c-surface);
    border-radius: var(--r-md);
    padding: 8px 14px;
}

.footer__logo img {
    display: block;
    height: 36px;
    width: auto;
}

.footer__tagline {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--c-text-on-dark-muted);
    line-height: 1.5;
}

/* Cyber Essentials — centred middle column */
.footer__cert {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    min-width: 140px;
    max-width: 170px;
    text-align: center;
}

.footer__cert-badge {
    flex-shrink: 0;
    line-height: 0;
}

.footer__cert iframe {
    display: block;
    border: none;
    width: 80px;
    height: 80px;
}

.footer__cert-text {
    font-size: 0.75rem;
    color: var(--c-text-on-dark-muted);
    line-height: 1.5;
}

.footer__cert-text strong {
    display: block;
    margin-bottom: 3px;
    color: var(--c-text-on-dark);
    font-weight: 500;
}

/* Link columns */
.footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6) var(--space-7);
}

.footer__col {
    display: flex;
    flex-direction: column;
}

.footer__heading {
    margin: 0 0 var(--space-3);
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--c-text-on-dark-muted);
}

.footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    font-size: 0.8125rem;
}

/* Bottom bar — copy left, legal links right */
.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    font-size: 0.75rem;
    color: var(--c-text-on-dark-muted);
}

.footer__copy { margin: 0; }

.footer__legal-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}


/* 9. HERO ----------------------------------------------------- */

.hero {
    background: var(--c-bg);
    padding: var(--space-8) 0 var(--space-7);
    text-align: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--c-surface);
    border: 1px solid rgba(95, 187, 186, 0.4);
    border-radius: var(--r-pill);
    padding: 5px 14px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--c-navy);
    margin-bottom: var(--space-5);
}

.hero__badge .icon {
    width: 14px;
    height: 14px;
    color: var(--c-teal);
}

.hero__badge-divider {
    opacity: 0.3;
    margin: 0 4px;
}

.hero__title {
    max-width: 18ch;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--space-4);
}

.hero__lead {
    margin: 0 auto var(--space-6);
    max-width: 36em;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: center;
}


/* 10. SECTION COMPONENTS -------------------------------------- */

.section {
    padding: var(--space-8) 0;
}

.section--alt    { background: var(--c-surface); }
.section--bg     { background: var(--c-bg); }
.section--dark   { background: var(--c-navy); color: var(--c-text-on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--c-text-on-dark); }


/* 11. TRUST STRIP --------------------------------------------- */

.trust-strip {
    background: var(--c-surface);
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
    padding: var(--space-4) 0;
}

.trust-strip__inner {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4) var(--space-5);
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    color: var(--c-text-muted);
}

.trust-strip__item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.trust-strip__item .icon {
    width: 14px;
    height: 14px;
    color: var(--c-teal);
}

.trust-strip__cert {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
}

.trust-strip__cert-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.trust-strip__cert-text strong {
    font-weight: 500;
    color: var(--c-navy);
    font-size: 0.75rem;
}

.trust-strip__cert-text span {
    font-size: 0.6875rem;
    color: var(--c-text-quiet);
}

.trust-strip__divider {
    color: var(--c-border-strong);
    display: none;
}


/* 12. TWO-PATHS SECTION --------------------------------------- */

.paths {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
}

.path-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.path-card__icon {
    width: 32px;
    height: 32px;
    color: var(--c-teal);
}

.path-card__title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--c-navy);
    margin: 0;
}

.path-card__body {
    color: var(--c-text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.path-card__footer {
    color: var(--c-teal);
    font-size: 0.8125rem;
    font-weight: 500;
    margin-top: auto;
    padding-top: var(--space-2);
}


/* 13. SERVICE GRID -------------------------------------------- */

.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
}

.service-card {
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    transition: border-color var(--transition), background-color var(--transition);
}

.service-card:hover {
    border-color: var(--c-teal);
    background: var(--c-surface);
}

.service-card__icon {
    width: 28px;
    height: 28px;
    color: var(--c-teal);
    margin-bottom: var(--space-2);
}

.service-card__title {
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--c-navy);
    margin: 0;
}

.service-card__title a {
    color: inherit;
    text-decoration: none;
}

.service-card__title a:hover { color: var(--c-teal); }

.service-card__body {
    margin: 0;
    color: var(--c-text-muted);
    font-size: 0.875rem;
    line-height: 1.55;
}

.service-card__body a {
    color: var(--c-teal);
    text-decoration: none;
}

.service-card__body a:hover { text-decoration: underline; }


/* 14. TESTIMONIAL --------------------------------------------- */

.testimonial {
    padding: var(--space-8) 0;
    background: var(--c-navy);
    color: var(--c-text-on-dark);
}

.testimonial__quote {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.5vw + 0.5rem, 1.625rem);
    line-height: 1.5;
    font-weight: 400;
    color: var(--c-surface-alt);
    max-width: 38em;
    margin: 0 0 var(--space-4);
    letter-spacing: -0.01em;
}

.testimonial__cite {
    font-size: 0.875rem;
    color: var(--c-teal);
    font-weight: 500;
    font-style: normal;
}


/* 14b. TESTIMONIAL CAROUSEL ----------------------------------- */
/* Homepage testimonials, rendered from inc/testimonials.php.
   Built ON TOP of the .testimonial base (navy bg + quote/cite styles);
   this block only adds slide-stacking, fade, dots and arrows.
   Auto-advance, pause-on-hover/focus and a11y live in assets/js/site.js. */

.testimonial-carousel__viewport { position: relative; }

.testimonial-carousel__track {
    display: grid;            /* every slide shares one cell -> track sizes to the tallest */
    list-style: none;
    margin: 0;
    padding: 0;
}

.testimonial-carousel__slide {
    grid-area: 1 / 1;         /* stack all slides on top of each other */
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
    transition: opacity 450ms ease, transform 450ms ease;
}

.testimonial-carousel__slide.is-active {
    opacity: 1;
    transform: none;
    pointer-events: auto;
}

.testimonial-carousel__headline { color: var(--c-teal); }

/* Controls are revealed only once JS enhances the component */
.testimonial-carousel__controls { display: none; }

.testimonial-carousel.is-enhanced .testimonial-carousel__controls {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.testimonial-carousel__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--c-border-on-dark);
    border-radius: var(--r-pill);
    background: transparent;
    color: var(--c-text-on-dark);
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.testimonial-carousel__arrow:hover {
    background: var(--c-teal);
    border-color: var(--c-teal);
    color: var(--c-navy);
}

.testimonial-carousel__arrow .icon { width: 1.25rem; height: 1.25rem; }

.testimonial-carousel__dots {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.testimonial-carousel__dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: 0;
    border-radius: var(--r-pill);
    background: var(--c-border-on-dark);
    transition: background var(--transition), transform var(--transition);
}

.testimonial-carousel__dot:hover { background: var(--c-teal-light); }

.testimonial-carousel__dot.is-active {
    background: var(--c-teal);
    transform: scale(1.25);
}


/* 14c. TESTIMONIAL — LIGHT VARIANT (CASE STUDIES) ------------- */
/* Alternating treatment on /case-studies/: even-numbered entries flip to
   an off-white background with dark text. Toggled via .testimonial--light
   in the PHP foreach. The homepage carousel is unaffected. */

.testimonial--light {
    background: var(--c-bg);          /* #F6FAFD off-white */
    color: var(--c-navy);             /* #1D2839 */
}

.testimonial--light .testimonial__quote {
    color: var(--c-navy);             /* high contrast on off-white */
}

.testimonial--light .testimonial__cite,
.testimonial--light .eyebrow {
    color: #2B7A78;                   /* darkened teal — ~4.8:1 on #F6FAFD
                                         (brand teal #5FBBBA would fail AA) */
}


/* 15. CTA SECTION --------------------------------------------- */

.cta {
    background: var(--c-bg);
    padding: var(--space-8) 0;
    text-align: center;
}

.cta__title {
    margin-bottom: var(--space-3);
}

.cta__lead {
    margin: 0 auto var(--space-5);
    max-width: 32em;
}

.cta__actions {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
    justify-content: center;
}

.cta__phone {
    color: var(--c-text-muted);
    font-size: 0.875rem;
}


/* 16. UTILITIES ----------------------------------------------- */

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


/* 17. NUMBERED CONTROL GRID (CE controls explainer) ----------- */

.controls-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
    list-style: none;
    padding: 0;
    margin: 0;
}

.control-item {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    padding: var(--space-4) var(--space-5);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-4);
    align-items: start;
}

.control-item__num {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--c-teal);
    line-height: 1;
    min-width: 2ch;
}

.control-item__body h3 {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    margin: 0 0 4px;
    color: var(--c-navy);
    line-height: 1.3;
}

.control-item__body p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--c-text-muted);
    line-height: 1.55;
}


/* 18. PROCESS DIAGRAM (with divergence) ----------------------- */

.process {
    margin-top: var(--space-6);
}

.process__visual {
    display: none;
}

.process__stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    list-style: none;
    padding: 0;
    margin: 0;
}

.process__phase {
    border: 1px dashed var(--c-border-strong);
    border-radius: var(--r-md);
    padding: var(--space-4);
    background: var(--c-bg);
}

.process__phase-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--c-text-quiet);
    font-weight: 500;
    margin: 0 0 var(--space-3);
}

.process__steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.process__step {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    padding: var(--space-3) var(--space-4);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-4);
    align-items: center;
}

.process__step--end-secure {
    background: var(--c-surface-alt);
    border-color: var(--c-border-strong);
    border-style: dashed;
}

.process__step--cert {
    border-left: 3px solid var(--c-teal);
    border-radius: 0 var(--r-md) var(--r-md) 0;
}

.process__num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--c-navy);
    color: #fff;
    font-family: var(--font-serif);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.process__step--end-secure .process__num {
    background: var(--c-grey);
}

.process__step--cert .process__num { background: var(--c-teal); color: var(--c-navy); }

.process__step-body h4 {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    margin: 0 0 2px;
    color: var(--c-navy);
}

.process__step-body p {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--c-text-muted);
    line-height: 1.45;
}

.process__divergence {
    text-align: center;
    padding: var(--space-3) 0;
    color: var(--c-text-quiet);
    font-size: 0.8125rem;
    font-style: italic;
    position: relative;
}

.process__divergence::before,
.process__divergence::after {
    content: "";
    display: block;
    width: 1px;
    height: 16px;
    background: var(--c-border-strong);
    margin: 0 auto var(--space-2);
}

.process__divergence::after {
    margin: var(--space-2) auto 0;
}


/* 19. CALLOUT (renewals, insurance notes etc.) ---------------- */

.callout {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-left: 4px solid var(--c-teal);
    border-radius: 0 var(--r-md) var(--r-md) 0;
    padding: var(--space-5);
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
}

.callout__icon {
    width: 24px;
    height: 24px;
    color: var(--c-teal);
    flex-shrink: 0;
    margin-top: 2px;
}

.callout__body {
    flex: 1;
}

.callout__title {
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--c-navy);
    margin: 0 0 var(--space-2);
}

.callout__text {
    margin: 0;
    color: var(--c-text-muted);
    font-size: 0.9375rem;
    line-height: 1.55;
}

.callout__text + .callout__text {
    margin-top: var(--space-2);
}


/* 20. WHY-US TRIO --------------------------------------------- */

.why-us {
    display: grid;
    gap: var(--space-3);
    grid-template-columns: 1fr;
}

.why-us__card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    padding: var(--space-5);
}

.why-us__card-icon {
    width: 28px;
    height: 28px;
    color: var(--c-teal);
    margin-bottom: var(--space-3);
}

.why-us__card-title {
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--c-navy);
    margin: 0 0 var(--space-2);
}

.why-us__card-body {
    margin: 0;
    color: var(--c-text-muted);
    font-size: 0.875rem;
    line-height: 1.55;
}


/* 21. FAQ (accordion using <details>) ------------------------- */

.faq {
    max-width: 48em;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.faq__item {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    overflow: hidden;
    transition: border-color var(--transition);
}

.faq__item[open] {
    border-color: var(--c-border-strong);
}

.faq__summary {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 500;
    color: var(--c-navy);
    font-size: 0.9375rem;
    list-style: none;
    transition: background-color var(--transition);
}

.faq__summary::-webkit-details-marker { display: none; }

.faq__summary:hover {
    background: var(--c-bg);
}

.faq__summary::after {
    content: "";
    width: 12px;
    height: 12px;
    margin-left: auto;
    border-right: 2px solid var(--c-text-muted);
    border-bottom: 2px solid var(--c-text-muted);
    transform: rotate(45deg);
    transition: transform var(--transition);
}

.faq__item[open] .faq__summary::after {
    transform: rotate(225deg);
    margin-bottom: -4px;
}

.faq__body {
    padding: 0 var(--space-5) var(--space-5);
    color: var(--c-text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.faq__body p { margin: 0 0 var(--space-3); }
.faq__body p:last-child { margin: 0; }


/* 22. CONTACT FORM ------------------------------------------- */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.contact-form {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    padding: var(--space-6);
}

.contact-form__title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--c-navy);
    margin: 0 0 var(--space-4);
}

.field {
    margin-bottom: var(--space-4);
}

.field__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--c-navy);
    margin-bottom: var(--space-2);
}

.field__hint {
    color: var(--c-text-quiet);
    font-weight: 400;
    font-size: 0.8125rem;
    margin-left: 4px;
}

.field__required {
    color: var(--c-teal);
    margin-left: 2px;
}

.field__input,
.field__textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font: inherit;
    font-size: 0.9375rem;
    color: var(--c-navy);
    background: var(--c-bg);
    border: 1px solid var(--c-border-strong);
    border-radius: var(--r-sm);
    transition: border-color var(--transition), background-color var(--transition), box-shadow var(--transition);
}

.field__input::placeholder,
.field__textarea::placeholder {
    color: var(--c-text-quiet);
}

.field__input:hover,
.field__textarea:hover {
    border-color: var(--c-teal-light);
}

.field__input:focus,
.field__textarea:focus {
    outline: none;
    background: var(--c-surface);
    border-color: var(--c-teal);
    box-shadow: 0 0 0 3px rgba(95, 187, 186, 0.18);
}

.field__textarea {
    min-height: 140px;
    resize: vertical;
    line-height: 1.55;
}

.field--error .field__input,
.field--error .field__textarea {
    border-color: #c0392b;
    background: #fef5f4;
}

.field__error {
    margin: 6px 0 0;
    font-size: 0.8125rem;
    color: #c0392b;
}

.field__honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.topic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
}

.topic-option {
    cursor: pointer;
    position: relative;
}

.topic-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.topic-option__label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 10px 14px;
    background: var(--c-bg);
    border: 1px solid var(--c-border-strong);
    border-radius: var(--r-sm);
    font-size: 0.875rem;
    color: var(--c-navy);
    transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.topic-option:hover .topic-option__label {
    border-color: var(--c-teal-light);
}

.topic-option input[type="radio"]:checked + .topic-option__label {
    background: rgba(95, 187, 186, 0.12);
    border-color: var(--c-teal);
    color: var(--c-navy);
}

.topic-option input[type="radio"]:focus-visible + .topic-option__label {
    box-shadow: 0 0 0 3px rgba(95, 187, 186, 0.18);
}

.form-submit {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: stretch;
    margin-top: var(--space-5);
}

.form-submit__gdpr {
    font-size: 0.75rem;
    color: var(--c-text-quiet);
    line-height: 1.5;
    margin: 0;
}

.form-submit__gdpr a {
    color: var(--c-text-muted);
    text-decoration-color: var(--c-border-strong);
}

.form-error-banner {
    background: #fef5f4;
    border: 1px solid #c0392b;
    border-left-width: 4px;
    border-radius: var(--r-sm);
    padding: var(--space-3) var(--space-4);
    color: #872318;
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
}

.contact-info {
    background: var(--c-navy);
    color: var(--c-text-on-dark);
    border-radius: var(--r-md);
    padding: var(--space-6);
}

.contact-info__title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--c-text-on-dark);
    margin: 0 0 var(--space-4);
}

.contact-info__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.contact-info__item {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
}

.contact-info__icon {
    width: 18px;
    height: 18px;
    color: var(--c-teal);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-info__label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--c-text-on-dark-muted);
    font-weight: 500;
    margin: 0 0 2px;
}

.contact-info__value {
    color: var(--c-text-on-dark);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.contact-info__value a {
    color: var(--c-text-on-dark);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: border-color var(--transition);
}

.contact-info__value a:hover {
    border-color: var(--c-teal);
    color: var(--c-teal);
}

.contact-info__divider {
    border: none;
    border-top: 1px solid var(--c-border-on-dark);
    margin: var(--space-5) 0;
}

.contact-info__note {
    font-size: 0.8125rem;
    color: var(--c-text-on-dark-muted);
    line-height: 1.55;
    margin: 0;
}

.contact-info__note strong {
    color: var(--c-text-on-dark);
    font-weight: 500;
}


/* 23. SISTER PRODUCT CROSS-LINK PANEL ------------------------- */

.sister-link {
    background: var(--c-navy);
    color: var(--c-text-on-dark);
    border-radius: var(--r-md);
    padding: var(--space-6);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    align-items: center;
}

.sister-link__eyebrow {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--c-teal);
    font-weight: 500;
    margin: 0 0 var(--space-2);
}

.sister-link__title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--c-text-on-dark);
    margin: 0 0 var(--space-3);
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.sister-link__title em {
    color: var(--c-teal);
    font-style: italic;
    font-weight: 500;
}

.sister-link__body {
    color: var(--c-text-on-dark-muted);
    font-size: 0.9375rem;
    line-height: 1.55;
    margin: 0 0 var(--space-4);
}

.sister-link__body:last-child {
    margin-bottom: 0;
}

.sister-link__url {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--c-teal);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px solid rgba(95, 187, 186, 0.3);
    padding-bottom: 1px;
    transition: border-color var(--transition);
}

.sister-link__url:hover {
    border-bottom-color: var(--c-teal);
}

.sister-link__url svg {
    width: 12px;
    height: 12px;
}

.sister-link__cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: stretch;
}


/* 24. PROSE (long-form readable text blocks) ----------------- */

.prose {
    color: var(--c-text-muted);
    font-size: 1.0625rem;
    line-height: 1.65;
}

.prose p {
    margin: 0 0 var(--space-4);
}

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

.prose p:first-child {
    color: var(--c-navy);
    font-size: 1.125rem;
    font-weight: 400;
}


/* 18. LEGAL / LONG-FORM PAGES (privacy, acceptable use, 404) -- */

.legal-body { max-width: 44em; }

.legal-meta {
    margin: 0 0 var(--space-6);
    padding-bottom: var(--space-5);
    border-bottom: 1px solid var(--c-border);
    color: var(--c-text-quiet);
    font-size: 0.9375rem;
}

.legal-toc {
    margin: 0 0 var(--space-7);
    padding: var(--space-5);
    background: var(--c-surface-alt);
    border-radius: var(--r-lg);
}

.legal-toc h2 {
    font-size: 1rem;
    font-family: var(--font-sans);
    font-weight: 600;
    letter-spacing: 0;
    margin: 0 0 var(--space-3);
    color: var(--c-navy);
}

.legal-toc ol {
    margin: 0;
    padding-left: 1.3em;
    color: var(--c-text-muted);
    font-size: 0.9375rem;
    line-height: 1.9;
}

.legal-body .prose h2 {
    margin-top: var(--space-8);
    padding-top: var(--space-2);
    font-size: clamp(1.35rem, 2vw + 0.7rem, 1.75rem);
    scroll-margin-top: var(--space-7);
}

.legal-body .prose h2:first-of-type { margin-top: 0; }

.legal-body .prose h3 {
    margin-top: var(--space-6);
    font-size: 1.15rem;
}

.legal-body .prose ul {
    margin: 0 0 var(--space-4);
    padding-left: 1.4em;
    color: var(--c-text-muted);
}

.legal-body .prose li { margin-bottom: var(--space-2); }
.legal-body .prose li:last-child { margin-bottom: 0; }
.legal-body .prose strong { color: var(--c-navy); font-weight: 600; }

.legal-note {
    margin: var(--space-4) 0;
    padding: var(--space-3) var(--space-4);
    border-left: 3px solid var(--c-teal);
    background: var(--c-surface-alt);
    border-radius: 0 var(--r-md) var(--r-md) 0;
    font-size: 0.9375rem;
}


/* =============================================================
   RESPONSIVE — TABLET (640px+)
   ============================================================= */

@media (min-width: 640px) {
    :root {
        --container-px: 32px;
    }

    .topbar__item { font-size: 0.8125rem; }

    .paths { grid-template-columns: 1fr 1fr; }

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

    .footer__top {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-start;
        justify-content: space-between;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .trust-strip__divider { display: inline; }

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

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


/* =============================================================
   RESPONSIVE — DESKTOP (960px+)
   ============================================================= */

@media (min-width: 960px) {
    :root {
        --container-px: 40px;
    }

    .nav-toggle { display: none; }

    .nav {
        display: block;
        position: static;
        background: transparent;
        border: none;
        box-shadow: none;
    }

    .nav__list {
        flex-direction: row;
        align-items: center;
        gap: var(--space-5);
        padding: 0;
    }

    .nav__link {
        padding: var(--space-2) 0;
    }

    .nav__link:hover { background: transparent; }

    .nav__cta {
        margin-top: 0;
    }

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

    .footer__top {
        flex-wrap: nowrap;
    }

    .footer__links {
        flex-wrap: nowrap;
    }

    .process__stack { display: none; }
    .process__visual { display: block; }

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

    .contact-grid {
        grid-template-columns: 3fr 2fr;
        gap: var(--space-7);
        align-items: start;
    }

    .sister-link {
        grid-template-columns: 2fr 1fr;
        gap: var(--space-7);
        padding: var(--space-7) var(--space-8);
        align-items: center;
    }

    .sister-link__cta {
        align-items: flex-end;
    }
}


/* =============================================================
   RESPONSIVE — LARGE DESKTOP (1200px+)
   ============================================================= */

@media (min-width: 1200px) {
    .hero { padding: var(--space-9) 0 var(--space-8); }
    .section { padding: var(--space-9) 0; }
}


/* =============================================================
   PREFERS REDUCED MOTION
   ============================================================= */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}