/* =================================================================
   KNA TECHNOLOGIES - DESIGN SYSTEM
   Brand: Black / Yellow (#FFC72C) / White
   Default: Dark mode
   ================================================================= */

/* ---- DARK THEME (default) ---- */
:root,
[data-theme="dark"] {
    --color-bg-primary: #000000;
    --color-bg-secondary: #111111;
    --color-bg-tertiary: #1A1A1A;
    --color-bg-elevated: #222222;
    --color-bg-overlay: rgba(0, 0, 0, 0.85);

    --color-text-primary: #FFFFFF;
    --color-text-secondary: #CCCCCC;
    --color-text-tertiary: #999999;
    --color-text-inverse: #000000;

    --color-accent: #FFC72C;
    --color-accent-hover: #FFD966;
    --color-accent-muted: rgba(255, 199, 44, 0.15);
    /* Fills (button/skip-link backgrounds) and the text colour placed on them.
       #000 on #FFC72C = 13.46:1, #000 on #FFD966 = 15.37:1. */
    --color-accent-fill: #FFC72C;
    --color-accent-fill-hover: #FFD966;
    --color-on-accent: #000000;

    --color-border: #2A2A2A;
    --color-border-light: #333333;

    --color-success: #22C55E;
    --color-warning: #FFC72C;
    --color-danger: #EF4444;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.7);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.8);
    --shadow-accent: 0 4px 20px rgba(255, 199, 44, 0.2);

    --header-bg: rgba(0, 0, 0, 0.9);
    --header-bg-solid: #000000;
    --particle-color: rgba(255, 199, 44, 0.2);
    --particle-line-color: rgba(255, 199, 44, 0.05);
    --hero-vignette: rgba(0, 0, 0, 0.25);
    --hero-focus: rgba(0, 0, 0, 0.55);
}

/* ---- LIGHT THEME ---- */
[data-theme="light"] {
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F5F5F5;
    --color-bg-tertiary: #EEEEEE;
    --color-bg-elevated: #FAFAFA;
    --color-bg-overlay: rgba(255, 255, 255, 0.9);

    --color-text-primary: #111111;
    --color-text-secondary: #444444;
    --color-text-tertiary: #6E6E6E; /* was #777777 = 4.47:1 on white (fails); #6E6E6E = 5.1:1 */
    --color-text-inverse: #FFFFFF;

    /* WCAG AA (third-party audit F08). Before: white on #D4A017 = 2.38:1 and
       #D4A017 text/active-nav on white = 2.38:1 (both fail).
       After: --color-accent (text, links, active nav, outlines) #8A6508 on
       #FFFFFF = 5.32:1, on #F5F5F5 = 4.88:1; brand gold kept for fills with
       dark text: #111111 on #D4A017 = 7.95:1, on hover #E0B030 = 9.37:1. */
    --color-accent: #8A6508;
    --color-accent-hover: #6F5106;
    --color-accent-muted: rgba(212, 160, 23, 0.12);
    --color-accent-fill: #D4A017;
    --color-accent-fill-hover: #E0B030;
    --color-on-accent: #111111;

    --color-border: #DDDDDD;
    --color-border-light: #E5E5E5;

    --color-success: #16A34A;
    --color-warning: #D4A017;
    --color-danger: #DC2626;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-accent: 0 4px 20px rgba(212, 160, 23, 0.15);

    --header-bg: rgba(255, 255, 255, 0.95);
    --header-bg-solid: #FFFFFF;
    --particle-color: rgba(212, 160, 23, 0.28);
    --particle-line-color: rgba(212, 160, 23, 0.06);
    --hero-vignette: rgba(255, 255, 255, 0.25);
    --hero-focus: rgba(255, 255, 255, 0.6);
}

/* ---- SHARED TOKENS ---- */
:root {
    --font-primary: 'Inter', 'Inter Fallback', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-hero: clamp(2.5rem, 6vw, 4.5rem);

    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-theme: 200ms ease;

    --container-max: 1200px;
    --container-narrow: 800px;
    --nav-height: 72px;
}

/* =================================================================
   RESET
   ================================================================= */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition:
        background-color var(--transition-theme),
        color var(--transition-theme);
}

/* Global particle canvas — fixed full-viewport background on all public pages */
.site-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100lvh; /* large viewport: stable while the mobile address bar moves (CR-WAG-20261016-03) */
    z-index: 0;
    pointer-events: none;
}

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

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-hover);
}

ul, ol {
    list-style: none;
}

/* =================================================================
   TYPOGRAPHY
   ================================================================= */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.15;
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
    transition: color var(--transition-theme);
}

h1 { font-size: var(--font-size-hero); font-weight: var(--font-weight-extrabold); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--space-md);
    color: var(--color-text-secondary);
    transition: color var(--transition-theme);
}

.text-accent {
    color: var(--color-accent);
}

.text-center { text-align: center; }

/* =================================================================
   LAYOUT
   ================================================================= */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.site-main {
    position: relative;
    z-index: 1;
}

.section {
    padding: var(--space-3xl) 0;
    position: relative;
    z-index: 1;
}

/* When the first child of .site-main is NOT a .page-header (e.g. About,
   where the page header is intentionally hidden), the first section needs
   enough top padding to clear the fixed .site-header bar. */
.site-main > section:first-child:not(.page-header) {
    padding-top: calc(var(--nav-height) + var(--space-xl));
}

/* Section background variants are intentionally transparent so the global
   #site-particles canvas remains the dominant visual texture. The classes
   are kept defined so block templates that already reference them
   (services_block.html, why_kna_block.html) do not error; they simply
   render without an additional background. */
.section--alt {
    background-color: transparent;
}

.section--dark {
    background-color: transparent;
}

/* =================================================================
   NAVIGATION
   ================================================================= */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    padding: 0;
    height: var(--nav-height);
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

.site-header.scrolled {
    background: var(--header-bg-solid);
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-md);
}

.site-header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
}

.logo a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-primary);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.01em;
    transition: color var(--transition-theme);
}

.logo__mark {
    color: var(--color-accent);
    font-weight: var(--font-weight-extrabold);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-menu ul {
    display: flex;
    gap: var(--space-xl);
}

.nav-menu a {
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-accent);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

/* Theme toggle */
.theme-toggle {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        color var(--transition-fast),
        border-color var(--transition-fast),
        background-color var(--transition-fast);
    font-size: var(--font-size-lg);
}

.theme-toggle:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

[data-theme="dark"] .theme-toggle__light { display: inline; }
[data-theme="dark"] .theme-toggle__dark { display: none; }
[data-theme="light"] .theme-toggle__light { display: none; }
[data-theme="light"] .theme-toggle__dark { display: inline; }

/* Nav CTA */
.nav-cta .btn {
    font-size: var(--font-size-sm);
    padding: var(--space-sm) var(--space-lg);
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    position: relative;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    margin: 6px auto;
    transition:
        transform var(--transition-base),
        opacity var(--transition-base);
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile drawer */
.mobile-drawer {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 85vw);
    height: 100vh;
    background: var(--color-bg-primary);
    border-left: 1px solid var(--color-border);
    z-index: 999;
    padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    overflow-y: auto;
    /* Closed = out of the tab order and the accessibility tree. */
    visibility: hidden;
    transition: right var(--transition-base), visibility 0s linear 0.3s;
}

.mobile-drawer.open {
    right: 0;
    visibility: visible;
    transition: right var(--transition-base), visibility 0s;
}

.mobile-drawer__close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 44px;
    height: 44px;
    font-size: 1.75rem;
    line-height: 1;
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
}

.mobile-drawer__close:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.mobile-drawer ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.mobile-drawer a {
    color: var(--color-text-primary);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    display: block;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.mobile-overlay.visible {
    opacity: 1;
}

@media (max-width: 768px) {
    .nav-menu,
    .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-drawer {
        display: block;
    }
}

/* =================================================================
   BUTTONS
   ================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition:
        background-color var(--transition-fast),
        color var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
    line-height: 1;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.btn--primary {
    background-color: var(--color-accent-fill);
    color: var(--color-on-accent);
    border-color: var(--color-accent-fill);
}

.btn--primary:hover {
    background-color: var(--color-accent-fill-hover);
    border-color: var(--color-accent-fill-hover);
    color: var(--color-on-accent);
    transform: translateY(-1px);
    box-shadow: var(--shadow-accent);
}

.btn--outline {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn--outline:hover {
    background-color: var(--color-accent-fill);
    border-color: var(--color-accent-fill);
    color: var(--color-text-inverse);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn--ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* =================================================================
   HERO
   ================================================================= */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: var(--nav-height);
}

/* .hero__canvas retired — replaced by .site-particles (global fixed canvas in base.html) */

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(
            ellipse 60% 55% at 50% 45%,
            var(--hero-focus) 0%,
            transparent 70%
        ),
        linear-gradient(
            180deg,
            var(--hero-vignette) 0%,
            transparent 15%,
            transparent 85%,
            var(--hero-vignette) 100%
        );
    z-index: 1;
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: var(--space-3xl) var(--space-lg);
}

.hero__title {
    /* Viewport-scaled so each line stays on a single row and shrinks
       cleanly on mobile without manual breakpoints. */
    font-size: clamp(1.75rem, 7vw, 4.5rem);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--space-lg);
    line-height: 1.08;
}

.hero__title span {
    display: block;
    white-space: nowrap;
}

.hero__title-brand {
    color: var(--color-accent);
}

.hero__title-tagline {
    color: var(--color-text-primary);
    font-size: 0.62em;
    font-weight: var(--font-weight-bold);
}

.hero__title span.hero__title-local {
    /* Local SEO line inside the H1; wraps on small screens. */
    white-space: normal;
    margin-top: var(--space-md);
    color: var(--color-text-secondary);
    font-size: max(0.3em, 1rem);
    font-weight: var(--font-weight-semibold, 600);
    line-height: 1.35;
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

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

/* =================================================================
   SERVICE CARDS
   ================================================================= */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.service-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition:
        transform var(--transition-base),
        box-shadow var(--transition-base),
        border-color var(--transition-base),
        background-color var(--transition-theme);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.service-card__icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent-muted);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: var(--color-accent);
    font-size: var(--font-size-2xl);
}

.service-card__icon svg {
    width: 28px;
    height: 28px;
    display: block;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-sm);
}

.service-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin-bottom: 0;
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent);
}

.service-card__link span {
    transition: transform var(--transition-fast);
}

.service-card__link:hover span {
    transform: translateX(3px);
}

/* Centered lede paragraph used under section headings */
.section__lede {
    max-width: 42rem;
    margin: var(--space-md) auto 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

/* =================================================================
   STATS
   ================================================================= */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-2xl);
    text-align: center;
}

.stat-item h3 {
    font-size: var(--font-size-4xl);
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
    font-weight: var(--font-weight-extrabold);
}

.stat-item p {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0;
}

/* =================================================================
   WHY KNA / FEATURES
   ================================================================= */

.why-kna__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.why-kna__item {
    padding: var(--space-xl);
    border-left: 3px solid var(--color-accent);
    background: var(--color-bg-secondary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    transition: background-color var(--transition-theme);
}

.why-kna__item h3,
.why-kna__item h4 {
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
    font-size: var(--font-size-lg);
}

.why-kna__item p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* =================================================================
   WHO WE ARE
   ================================================================= */

.who-we-are {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

/* When there is no image, render a single, comfortably-measured column
   instead of leaving an empty half. */
.who-we-are--solo {
    grid-template-columns: 1fr;
}

.who-we-are--solo .who-we-are__content {
    max-width: 768px;
}

.who-we-are__content h2 {
    margin-bottom: var(--space-lg);
}

.who-we-are__image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

@media (max-width: 768px) {
    .who-we-are {
        grid-template-columns: 1fr;
    }
}

/* =================================================================
   CTA SECTION
   ================================================================= */

.cta-section {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-4xl) var(--space-2xl);
    text-align: center;
    margin: var(--space-3xl) auto;
    max-width: var(--container-max);
    transition: background-color var(--transition-theme), border-color var(--transition-theme);
}

.cta-section h2 {
    margin-bottom: var(--space-md);
}

.cta-section p {
    font-size: var(--font-size-lg);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

/* =================================================================
   FOOTER
   ================================================================= */

.site-footer {
    position: relative;
    z-index: 1;
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.footer-column h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-md);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
}

.footer-column p {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.footer-column ul li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

/* =================================================================
   SCROLL REVEAL ANIMATIONS
   ================================================================= */

/* Visible by default. Only hidden for the entrance animation when JS runs
   (html.js is set in <head>; a failsafe removes it if main.js never loads). */
.js .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition:
        opacity 0.6s ease-out,
        transform 0.6s ease-out;
}

.js .reveal--left {
    opacity: 0;
    transform: translateX(-40px);
    transition:
        opacity 0.6s ease-out,
        transform 0.6s ease-out;
}

.js .reveal--right {
    opacity: 0;
    transform: translateX(40px);
    transition:
        opacity 0.6s ease-out,
        transform 0.6s ease-out;
}

.js .reveal--stagger {
    opacity: 0;
    transform: translateY(20px);
    transition:
        opacity 0.5s ease-out,
        transform 0.5s ease-out;
}

.js .reveal.visible,
.js .reveal--left.visible,
.js .reveal--right.visible,
.js .reveal--stagger.visible {
    opacity: 1;
    transform: translate(0, 0);
}

@media (prefers-reduced-motion: reduce) {
    .js .reveal,
    .js .reveal--left,
    .js .reveal--right,
    .js .reveal--stagger {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* =================================================================
   FORMS
   ================================================================= */

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.form-control {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    transition:
        border-color var(--transition-fast),
        background-color var(--transition-theme),
        color var(--transition-theme);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-muted);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* =================================================================
   BLOG
   ================================================================= */

.blog-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.blog-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition:
        transform var(--transition-base),
        box-shadow var(--transition-base),
        background-color var(--transition-theme);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.blog-card__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-card__body {
    padding: var(--space-xl);
}

.blog-card__meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

.blog-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-sm);
}

.blog-card h3 a {
    color: var(--color-text-primary);
}

.blog-card h3 a:hover {
    color: var(--color-accent);
}

.blog-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin-bottom: 0;
}

/* Blog detail */
.blog-header {
    text-align: center;
    padding: var(--space-4xl) 0 var(--space-2xl);
}

.blog-header__meta {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-lg);
}

.blog-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding-bottom: var(--space-4xl);
}

.blog-content p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
}

/* =================================================================
   COOKIE CONSENT BANNER
   ================================================================= */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-lg) var(--space-xl);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-xl);
}

.cookie-banner.visible {
    transform: translateY(0);
}

.cookie-banner__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.cookie-banner__text {
    flex: 1;
    min-width: 300px;
}

.cookie-banner__text p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

.cookie-banner__actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.cookie-banner__actions .btn {
    font-size: var(--font-size-sm);
    padding: var(--space-sm) var(--space-lg);
}

/* Cookie preferences modal */
.cookie-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.cookie-modal-overlay.visible {
    display: flex;
}

.cookie-modal {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-modal h3 {
    margin-bottom: var(--space-lg);
}

.cookie-category {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.cookie-category:last-child {
    border-bottom: none;
}

.cookie-category label {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.cookie-category small {
    display: block;
    color: var(--color-text-tertiary);
    font-size: var(--font-size-xs);
    margin-top: var(--space-xs);
}

/* Toggle switch */
.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-switch__slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg-elevated);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
}

.toggle-switch__slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--color-text-primary);
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.toggle-switch input:checked + .toggle-switch__slider {
    background-color: var(--color-accent);
}

.toggle-switch input:checked + .toggle-switch__slider::before {
    transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-switch__slider {
    opacity: 0.5;
    cursor: not-allowed;
}

.cookie-modal__actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    justify-content: flex-end;
}

/* =================================================================
   PAGE HEADER (for inner pages)
   ================================================================= */

/* .page-hero (FAQ template) shares the inner-page header layout. It follows
   the visible breadcrumbs, whose negative bottom margin assumes the next
   block reserves var(--nav-height) of top padding (CR-WAG-20261017-08). */
.page-header,
.page-hero {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
    text-align: center;
}

.page-header h1,
.page-hero h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-sm);
}

.page-header p,
.page-hero__subtitle {
    font-size: var(--font-size-lg);
    max-width: 600px;
    margin: 0 auto;
}

.page-hero__intro {
    max-width: 720px;
    margin: var(--space-md) auto 0;
}

.page-hero__intro > :last-child {
    margin-bottom: 0;
}

/* =================================================================
   PORTFOLIO
   ================================================================= */

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.portfolio-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.portfolio-card__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.portfolio-card__body {
    padding: var(--space-lg);
}

.portfolio-card__category {
    display: inline-block;
    font-size: var(--font-size-sm);
    color: var(--color-accent);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.portfolio-card__body h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-sm);
}

/* =================================================================
   VERTICALS (Accordion)
   ================================================================= */

.verticals-accordion {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    max-width: 800px;
    margin: 0 auto;
}

.vertical-tile {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-normal),
                background-color var(--transition-theme);
}

.vertical-tile:hover,
.vertical-tile--open {
    border-color: var(--color-accent);
}

.vertical-tile__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    gap: var(--space-lg);
    transition: color var(--transition-normal);
}

.vertical-tile__header:hover {
    color: var(--color-accent);
}

.vertical-tile__header:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -2px;
    border-radius: var(--radius-md);
}

.vertical-tile__content {
    flex: 1;
}

.vertical-tile__name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--space-xs) 0;
}

.vertical-tile__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin: 0;
    transition: color var(--transition-theme);
}

.vertical-tile__chevron {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    background: currentColor;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat center/contain;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat center/contain;
    transition: transform var(--transition-normal);
}

.vertical-tile--open .vertical-tile__chevron {
    transform: rotate(180deg);
}

.vertical-tile__panel {
    overflow: hidden;
    max-height: 0;
    transition: max-height 300ms ease-out, opacity 200ms ease-out;
    opacity: 0;
}

.vertical-tile__panel[hidden] {
    display: block;
    max-height: 0;
    opacity: 0;
    visibility: hidden;
}

.vertical-tile__panel.vertical-tile__panel--open {
    max-height: 600px;
    opacity: 1;
    visibility: visible;
}

.vertical-tile__details {
    padding: 0 var(--space-xl) var(--space-xl) var(--space-xl);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.vertical-tile__details p {
    margin-bottom: var(--space-sm);
}

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

.vertical-tile__details ul {
    padding-left: var(--space-lg);
    margin: var(--space-sm) 0;
}

.vertical-tile__details li {
    margin-bottom: var(--space-xs);
}

@media (prefers-reduced-motion: reduce) {
    .vertical-tile__chevron {
        transition: none;
    }

    .vertical-tile__panel {
        transition: none;
    }
}

/* =================================================================
   CONTACT LAYOUT
   ================================================================= */

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-4xl);
    align-items: start;
}

.contact-info h2 {
    margin-bottom: var(--space-xl);
}

.contact-info__item {
    margin-bottom: var(--space-lg);
}

.contact-info__item h3,
.contact-info__item h4 {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.contact-info__item a {
    color: var(--color-text);
    text-decoration: none;
}

.contact-info__item a:hover {
    color: var(--color-accent);
}

/* =================================================================
   RICH CONTENT
   ================================================================= */

.rich-content {
    max-width: 48rem;
    margin: 0 auto;
    line-height: 1.8;
}

.rich-content h2 {
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.rich-content h3 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

.rich-content p {
    margin-bottom: var(--space-md);
}

.rich-content ul,
.rich-content ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-xl);
}

.rich-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
}

.rich-content th,
.rich-content td {
    border: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-md);
    text-align: left;
}

.rich-content th {
    background: var(--color-bg-secondary);
    font-weight: var(--font-weight-semibold);
}

/* =================================================================
   RESPONSIVE
   ================================================================= */

@media (max-width: 768px) {
    :root {
        --font-size-hero: 2.25rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --space-5xl: 4rem;
        --space-4xl: 3rem;
    }

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

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

    .hero__actions {
        flex-direction: column;
        align-items: center;
    }

    .blog-list {
        grid-template-columns: 1fr;
    }

    .cta-section {
        margin: var(--space-xl);
        padding: var(--space-2xl) var(--space-lg);
    }

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

    .verticals-accordion {
        max-width: 100%;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }
}

/* =================================================================
   UTILITY
   ================================================================= */

.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;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-accent-fill);
    color: var(--color-on-accent);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    z-index: 10000;
    font-weight: var(--font-weight-semibold);
}

.skip-link:focus {
    top: var(--space-md);
}

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: var(--space-md); }
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: var(--space-md) var(--space-lg);
}
.faq-item__question {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq-item__question::-webkit-details-marker { display: none; }
.faq-item__answer {
  margin-top: var(--space-md);
  color: var(--color-text-secondary);
  line-height: 1.6;
}



/* =================================================================
   2026-10-09 third-party audit additions
   ================================================================= */

/* Breadcrumbs (visible trail matches BreadcrumbList JSON-LD) */
.breadcrumbs {
    padding-top: calc(var(--nav-height) + var(--space-md));
    margin-bottom: calc(-1 * var(--nav-height));
    position: relative;
    z-index: 1;
    font-size: var(--font-size-sm);
}

.breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
    color: var(--color-text-secondary);
}

.breadcrumbs__item + .breadcrumbs__item::before {
    content: "/";
    margin-right: var(--space-xs);
    color: var(--color-text-tertiary);
}

.breadcrumbs a {
    color: var(--color-text-secondary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.breadcrumbs a:hover {
    color: var(--color-accent);
}

/* Links inside body copy are not distinguished by colour alone (WCAG 1.4.1) */
.rich-content a,
.blog-content a,
.footer-bottom a,
.cookie-banner p a,
.faq-item__answer a,
.form-note a,
.related-services a {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.related-services__list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: var(--space-sm);
}

.form-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.form-help {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

.contact-booking p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

/* Blog LCP hero: intrinsic width/height attributes reserve space (no CLS) */
.blog-hero__img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}