/* Self-hosted Google Fonts (variable, latin subset) - replaces the render-blocking fonts.googleapis.com request */
@font-face{font-family:'Inter';font-style:normal;font-weight:300 700;font-display:swap;src:url(/assets/fonts/inter-var-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Playfair Display';font-style:normal;font-weight:400 700;font-display:swap;src:url(/assets/fonts/playfair-display-var-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}

/* ============================================================
   ALSTRUCT LTD - Premium Construction Website
   Color Palette: Red (var(--color-primary)), Black (var(--color-black)), Off-white (var(--color-bg-off))
   Typography: Playfair Display (headings), Inter (body)
   ============================================================ */

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
    --color-primary: #cc0000;
    --color-primary-light: #ff4444;        /* brand red on dark backgrounds */
    --color-primary-dark: #a30000;
    --color-primary-rgb: 204, 0, 0;
    --color-black: #262a30;                /* warm charcoal — clearly dark grey, not black */
    --color-black-rgb: 38, 42, 48;         /* same as --color-black, for rgba() overlays */
    --color-text: #2b2c2e;
    --color-text-light: #555;
    --color-bg: #ffffff;
    --color-bg-off: #f8f6f3;
    --color-bg-dark: #1f2328;              /* slightly darker for footer / deepest tier */
    --color-bg-dark-rgb: 31, 35, 40;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color 0.3s; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.accent { color: var(--color-primary); }
.accent-bg { background: var(--color-primary); }

/* --- Utility --- */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }

/* --- Animations --- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeRight { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeLeft { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.js-ready [data-animate] { opacity: 0; }
.js-ready [data-animate].animated { animation-duration: 0.8s; animation-fill-mode: forwards; animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1); }
[data-animate="fade-up"].animated { animation-name: fadeUp; }
[data-animate="fade-right"].animated { animation-name: fadeRight; }
[data-animate="fade-left"].animated { animation-name: fadeLeft; }
[data-animate="fade-in"].animated { animation-name: fadeIn; }

/* --- Buttons --- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px; border-radius: 4px;
    font-size: 0.9375rem; font-weight: 600; letter-spacing: 0.02em;
    transition: all 0.3s ease; white-space: nowrap;
}
.btn--primary {
    background: var(--color-primary); color: #fff;
    position: relative; overflow: hidden;
}
.btn--primary::after {
    content: '';
    position: absolute; top: 0; left: -100%;
    width: 60%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
    pointer-events: none;
}
.btn--primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(204, 0, 0, 0.35); }
.btn--primary:hover::after { animation: btn-shine 0.55s ease forwards; }
@keyframes btn-shine { to { left: 200%; } }
.btn--outline { border: 2px solid var(--color-primary); color: var(--color-primary); background: transparent; }
.btn--outline:hover { background: var(--color-primary); color: #fff; }
.btn--outline-light { border: 2px solid rgba(255,255,255,0.6); color: #fff; background: transparent; }
.btn--outline-light:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.btn--lg { padding: 18px 40px; font-size: 1rem; }
.btn--full { width: 100%; justify-content: center; }

/* --- Section Headers --- */
.section-header { text-align: center; max-width: 680px; margin: 0 auto 60px; }
.section-header__tag {
    display: inline-block; font-size: 0.8125rem; font-weight: 600;
    color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.15em;
    margin-bottom: 16px;
}
.section-header__title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700;
    color: var(--color-black); line-height: 1.2; margin-bottom: 20px;
    padding-bottom: 20px; position: relative;
}
.section-header__title::after {
    content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 60px; height: 3px; background: var(--color-primary); border-radius: 2px;
}
.section-header--light .section-header__title { color: #fff; }
.section-header--light .section-header__subtitle { color: rgba(255,255,255,0.8); }
.section-header__subtitle { font-size: 1.0625rem; color: #666; line-height: 1.6; }

/* ============================================================
   HEADER
   ============================================================ */
/* Full white nav — premium construction aesthetic (Berkeley Homes, Mount Anvil, Wates).
   Top bar stays dark for the contact info contrast; main nav row is white with dark
   text links so the logo reads in its original red + black brand colours without
   needing a backdrop. Swiss Modernism aligned per ui-ux-pro-max guidance. */
.header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; transition: all 0.3s; }
.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); border-bottom: 3px solid var(--color-primary); }
.header.scrolled .header__top-bar { display: none; }

.header__top-bar { background: var(--color-black); border-bottom: 1px solid rgba(255,255,255,0.08); }
.header__top-content { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; }
.header__top-left { display: flex; gap: 24px; }
.header__phone, .header__email { display: flex; align-items: center; gap: 6px; font-size: 0.8125rem; color: rgba(255,255,255,0.8); }
.header__phone:hover, .header__email:hover { color: var(--color-primary); }
.header__certifications { display: flex; align-items: center; gap: 8px; font-size: 0.75rem; color: rgba(255,255,255,0.6); }
.header__divider { opacity: 0.3; }

.header__nav { background: #fff; border-bottom: 1px solid rgba(0,0,0,0.06); }
.header.scrolled .header__nav { background: #fff; }
.header__nav-content { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; }
.header__logo {
    display: inline-flex;
    align-items: center;
    transition: opacity 200ms ease;
}
.header__logo:hover { opacity: 0.85; }
.header__logo:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 4px; border-radius: 2px; }
.header__logo img { height: 44px; width: auto; display: block; }
.header__menu { display: flex; gap: 4px; align-items: center; }
.header__menu > li > a {
    display: flex; align-items: center; gap: 4px;
    padding: 8px 16px; font-size: 0.9375rem; font-weight: 500;
    color: #2b2c2e; border-radius: 4px; transition: color 0.2s;
}
.header__menu > li > a:hover, .header__menu > li > a.active, .header__menu > li > a[aria-current="page"] { color: var(--color-primary); }

/* Dropdown */
.header__dropdown { position: relative; }
.header__dropdown-menu {
    position: absolute; top: 100%; left: 0; min-width: 240px;
    background: #fff; border-radius: 8px; box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    padding: 8px 0; opacity: 0; visibility: hidden; transform: translateY(10px);
    transition: all 0.3s; z-index: 100;
}
.header__dropdown:hover .header__dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.header__dropdown-menu li a {
    display: block; padding: 10px 20px; font-size: 0.875rem;
    color: var(--color-text); transition: all 0.2s;
}
.header__dropdown-menu li a:hover { background: var(--color-bg-off); color: var(--color-primary); padding-left: 24px; }

.header__actions { display: flex; align-items: center; gap: 16px; }
.header__actions .btn--primary { padding: 10px 24px; font-size: 0.875rem; }

/* Hamburger */
.header__hamburger { display: none; width: 32px; height: 24px; position: relative; flex-direction: column; justify-content: space-between; background: transparent; border: none; padding: 0; cursor: pointer; }
.header__hamburger span { display: block; width: 100%; height: 2px; background: var(--color-black); border-radius: 2px; transition: all 0.3s; }
.header__hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(8px, 8px); }
.header__hamburger.active span:nth-child(2) { opacity: 0; }
.header__hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(8px, -8px); }

/* Mobile Menu */
.mobile-menu {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background: rgba(38, 42, 48, 0.98); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
    z-index: 999; display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: all 0.4s;
}
.mobile-menu.active { opacity: 1; visibility: visible; }
.mobile-menu__content { text-align: center; padding: 24px; width: 100%; max-width: 400px; }
.mobile-menu__list { margin-bottom: 32px; }
.mobile-menu__list li a {
    display: block; padding: 12px; font-size: 1.25rem; font-weight: 500;
    color: rgba(255,255,255,0.9); transition: color 0.3s;
}
.mobile-menu__list li a:hover { color: var(--color-primary); }
.mobile-menu__list.hidden { display: none; }
.mobile-menu__contact { display: none; }

/* Mobile sub-panel (drill-down) */
.mobile-menu__parent {
    position: relative; display: block; text-align: center;
    width: 100%; background: none; border: none; padding: 12px;
    font-size: 1.25rem; font-weight: 500; color: rgba(255,255,255,0.9);
    cursor: pointer; transition: color 0.3s; font-family: inherit;
}
.mobile-menu__parent:hover { color: var(--color-primary); }
.mobile-menu__parent svg { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); opacity: 0.5; }
.mobile-menu__sub-panel { display: none; text-align: left; }
.mobile-menu__sub-panel.active { display: block; }
.mobile-menu__back {
    display: flex; align-items: center; gap: 8px; background: none; border: none;
    color: rgba(255,255,255,0.6); font-size: 0.9rem; padding: 4px 0 16px;
    cursor: pointer; margin-bottom: 12px; width: 100%; text-align: left;
    border-bottom: 1px solid rgba(255,255,255,0.1); font-family: inherit;
    transition: color 0.3s;
}
.mobile-menu__back:hover { color: var(--color-primary); }
.mobile-menu__sub-list { list-style: none; padding: 0; margin: 0 0 24px; }
.mobile-menu__sub-list li a {
    display: block; padding: 11px 0; color: rgba(255,255,255,0.75); font-size: 1.05rem;
    text-decoration: none; border-bottom: 1px solid rgba(255,255,255,0.07); transition: color 0.3s;
}
.mobile-menu__sub-list li a:hover { color: var(--color-primary); }
.mobile-menu__sub-all a { color: #fff !important; font-weight: 600; }
#mobileSubResources .mobile-menu__sub-all { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    justify-content: center; overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(38,42,48,0.85) 0%, rgba(38,42,48,0.6) 50%, rgba(38,42,48,0.75) 100%); z-index: 1; }
.hero__image { width: 100%; height: 100%; object-fit: cover; }
.hero__content { position: relative; z-index: 2; text-align: center; padding: 120px 0 80px; max-width: 800px; margin: 0 auto; }
.hero__badge {
    display: inline-block; padding: 8px 20px; border: 1px solid rgba(204, 0, 0, 0.5);
    border-radius: 50px; font-size: 0.8125rem; font-weight: 500;
    color: #fff; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 24px;
    background: rgba(204, 0, 0, 0.15); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
    position: relative; overflow: hidden;
}
.hero__badge::after {
    content: '';
    position: absolute; top: 0; left: -150%;
    width: 60%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
    animation: shimmer-sweep 5s ease infinite 1.5s;
    pointer-events: none;
}
@keyframes shimmer-sweep { 0% { left: -150%; } 100% { left: 250%; } }
.hero__title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 700;
    color: #fff; line-height: 1.15; margin-bottom: 28px;
    position: relative; padding-bottom: 24px;
}
.hero__title .accent {
    background: linear-gradient(135deg, #ff4444 0%, var(--color-primary) 40%, #ff6666 70%, var(--color-primary) 100%);
    background-size: 300% 100%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-flow 6s ease infinite;
}
@keyframes gradient-flow { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.hero__title::after {
    content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 80px; height: 3px; background: var(--color-primary); border-radius: 2px;
}
.hero__motto { font-size: clamp(0.9rem, 1.5vw, 1.05rem); color: #ffffff; font-style: italic; letter-spacing: 0.02em; margin-bottom: 12px; }
.hero__subtitle { font-size: clamp(1rem, 2vw, 1.1875rem); color: rgba(255,255,255,0.8); line-height: 1.7; margin-bottom: 36px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero__cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }
.hero__stats {
    display: flex; gap: 0; justify-content: center; flex-wrap: wrap;
    background: rgba(0,0,0,0.3); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    border-radius: 8px; padding: 24px 0; border: 1px solid rgba(255,255,255,0.08);
}
.hero__stat { text-align: center; padding: 0 40px; border-right: 1px solid rgba(255,255,255,0.15); }
.hero__stat:last-child { border-right: none; }
.hero__stat-number { font-family: 'Playfair Display', serif; font-size: 2.5rem; font-weight: 700; color: #fff; }
.hero__stat-suffix { font-family: 'Playfair Display', serif; font-size: 2rem; color: var(--color-primary); }
.hero__stat-label { display: block; font-size: 0.8125rem; color: rgba(255,255,255,0.7); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.08em; }

.hero__scroll {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    z-index: 2; color: rgba(255,255,255,0.5); animation: bounce 2s infinite;
}
@keyframes bounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(10px); } }

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar { background: var(--color-bg-off); padding: 28px 0; border-bottom: 1px solid rgba(0,0,0,0.05); border-top: 3px solid var(--color-primary); }
.trust-bar__content { display: flex; justify-content: center; align-items: center; gap: 48px; flex-wrap: wrap; }
.trust-bar__item { display: flex; align-items: center; gap: 12px; }
.trust-bar__item img { max-height: 44px; width: auto; max-width: 80px; object-fit: contain; opacity: 1; filter: none; transition: opacity 0.2s; }
.trust-bar__item:hover img { opacity: 0.85; filter: none; }
.trust-bar__item span { font-size: 0.8125rem; font-weight: 600; color: #666; text-transform: uppercase; letter-spacing: 0.05em; }
.trust-bar__divider { width: 1px; height: 36px; background: rgba(0,0,0,0.1); }
.trust-bar__rating { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.trust-bar__rating-stars { display: flex; gap: 3px; }
.trust-bar__rating-label { font-size: 0.75rem; font-weight: 600; color: #555; letter-spacing: 0.03em; }
.trust-bar__rating-label strong { color: var(--color-primary); }

/* ============================================================
   SERVICES
   ============================================================ */
.services { padding: 100px 0; background: #fff; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.service-card {
    padding: 40px 32px; background: #fff; border: 1px solid #eee;
    border-radius: 8px; transition: all 0.4s; display: block;
    border-top: 3px solid transparent; position: relative;
    cursor: pointer; will-change: transform;
}
.service-card:hover {
    border-color: #eee; border-top-color: var(--color-primary); transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.08), 0 0 0 1px rgba(204,0,0,0.1), 0 8px 32px rgba(204,0,0,0.07);
}
.service-card__icon {
    color: var(--color-primary); margin-bottom: 28px;
    width: 72px; height: 72px; border-radius: 16px;
    background: rgba(204,0,0,0.07);
    display: flex; align-items: center; justify-content: center;
    transition: background 0.35s, transform 0.35s;
}
.service-card:hover .service-card__icon {
    background: rgba(204,0,0,0.13);
    transform: scale(1.07);
}
.service-card__title { font-family: 'Playfair Display', serif; font-size: 1.375rem; font-weight: 600; color: var(--color-black); margin-bottom: 12px; }
.service-card__desc { font-size: 0.9375rem; color: #666; line-height: 1.7; margin-bottom: 20px; }
.service-card__link { display: inline-flex; align-items: center; gap: 6px; font-size: 0.875rem; font-weight: 600; color: var(--color-primary); }
.service-card:hover .service-card__link { gap: 10px; }

/* ============================================================
   ABOUT TEASER
   ============================================================ */
.about-teaser { padding: 100px 0; background: var(--color-bg-off); }
.about-teaser__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-teaser__image { position: relative; }
.about-teaser__image img { border-radius: 8px; width: 100%; height: auto; aspect-ratio: 1051 / 701; object-fit: contain; background: #0d0d0d; display: block; }
.about-teaser__badge {
    position: absolute; bottom: -24px; right: -24px;
    background: var(--color-primary); color: #fff; padding: 24px;
    border-radius: 8px; text-align: center;
}
.about-teaser__badge-number { display: block; font-family: 'Playfair Display', serif; font-size: 2.5rem; font-weight: 700; line-height: 1; }
.about-teaser__badge-text { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.9; }
.about-teaser__content h2 { font-family: 'Playfair Display', serif; font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--color-black); line-height: 1.2; margin-bottom: 20px; }
.about-teaser__content p { color: #555; line-height: 1.7; margin-bottom: 16px; }
.about-teaser__values { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 32px 0; }
.about-teaser__value { display: flex; align-items: center; gap: 10px; font-size: 0.9375rem; font-weight: 500; color: var(--color-text); }
.about-teaser__value svg { color: var(--color-primary); flex-shrink: 0; }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects { padding: 100px 0; background: #fff; }
.projects__filter { display: flex; justify-content: center; gap: 12px; margin-bottom: 48px; flex-wrap: wrap; }
.projects__filter-btn {
    padding: 12px 24px; font-size: 0.875rem; font-weight: 500;
    border: 1px solid #ddd; border-radius: 50px; color: #666;
    transition: all 0.3s; background: transparent;
    min-height: 44px;
}
.projects__filter-btn:hover, .projects__filter-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.projects__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.project-card { display: block; border-radius: 8px; overflow: hidden; background: #fff; box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: all 0.4s; position: relative; cursor: pointer; will-change: transform; }
/* Make entire related-project card clickable via the title link */
.related-projects .project-card__title a { color: inherit; text-decoration: none; }
.related-projects .project-card__title a::after { content: ''; position: absolute; inset: 0; z-index: 1; }
.project-card__link { display: block; color: inherit; text-decoration: none; }
.project-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(0,0,0,0.1); }
.project-card__image { position: relative; overflow: hidden; aspect-ratio: 4/3; }
.project-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.project-card:hover .project-card__image img { transform: scale(1.08); }
.project-card__image--placeholder { background: linear-gradient(135deg, var(--color-black) 0%, #2d2d2d 60%, var(--color-black) 100%); }
.project-card__placeholder { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; }
.project-card__placeholder span { font-size: 0.75rem; color: rgba(255,255,255,0.35); letter-spacing: 0.08em; text-transform: uppercase; }
.project-card__overlay {
    position: absolute; inset: 0; background: rgba(38, 42, 48, 0.5);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.4s;
}
.project-card:hover .project-card__overlay { opacity: 1; }
.project-card__view {
    padding: 10px 24px; border: 2px solid #fff; color: #fff;
    font-size: 0.875rem; font-weight: 600; border-radius: 4px;
}
.project-card__info { padding: 24px; }
.project-card__tag { font-size: 0.75rem; font-weight: 600; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.1em; }
.project-card__title { font-family: 'Playfair Display', serif; font-size: 1.25rem; font-weight: 600; color: var(--color-black); margin: 8px 0 4px; }
.project-card__location { font-size: 0.875rem; color: #6d6d6d; }
.projects__cta { text-align: center; margin-top: 48px; }

/* Hidden cards for filter */
.project-card.hidden { display: none; }

/* ============================================================
   PROCESS
   ============================================================ */
.process { padding: 100px 0; background: var(--color-black); }
.process__grid { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 0; align-items: flex-start; }
.process__step { text-align: center; padding: 0 16px; }
.process__number {
    font-family: 'Playfair Display', serif; font-size: 2rem; font-weight: 700;
    color: #fff; margin-bottom: 20px; line-height: 1;
    width: 64px; height: 64px; border-radius: 50%;
    background: var(--color-primary); display: flex; align-items: center; justify-content: center;
    margin-left: auto; margin-right: auto;
    position: relative;
    box-shadow: 0 0 0 8px rgba(204,0,0,0.12), 0 0 0 16px rgba(204,0,0,0.05);
}
.process__title { font-family: 'Playfair Display', serif; font-size: 1.25rem; font-weight: 600; color: #fff; margin-bottom: 12px; }
.process__desc { font-size: 0.875rem; color: rgba(255,255,255,0.6); line-height: 1.7; }
.process__connector { width: 40px; height: 2px; background: rgba(204, 0, 0, 0.3); margin-top: 28px; flex-shrink: 0; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials { padding: 100px 0; background: var(--color-bg-off); }
.testimonials__carousel { position: relative; overflow: hidden; }
.testimonials__track { display: flex; transition: transform 0.5s ease; }
.testimonial-card {
    min-width: 100%; padding: 48px; background: #fff; border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05); max-width: 700px; margin: 0 auto;
    position: relative;
}
.testimonial-card::before {
    content: '\201C'; position: absolute; top: 16px; left: 32px;
    font-family: 'Playfair Display', serif; font-size: 6rem; color: rgba(204, 0, 0, 0.1);
    line-height: 1;
}
.testimonial-card__stars { display: flex; gap: 4px; margin-bottom: 20px; justify-content: center; }
.testimonial-card__text { font-size: 1.125rem; line-height: 1.8; color: #444; text-align: center; font-style: italic; margin-bottom: 24px; }
.testimonial-card__author { text-align: center; }
.testimonial-card__author strong { display: block; font-size: 1rem; color: var(--color-black); }
.testimonial-card__author span { font-size: 0.875rem; color: #595959; }
.testimonials__nav { display: flex; justify-content: center; align-items: center; gap: 16px; margin-top: 32px; }
.testimonials__btn {
    width: 48px; height: 48px; border-radius: 50%;
    border: 2px solid #ddd; display: flex; align-items: center;
    justify-content: center; color: #666; transition: all 0.3s;
}
.testimonials__btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.testimonials__dots { display: flex; justify-content: center; gap: 4px; margin-top: 20px; }
.testimonials__dot {
    width: 24px; height: 24px; border-radius: 50%;
    background: transparent; transition: all 0.3s; cursor: pointer; border: none;
    padding: 0; position: relative;
}
.testimonials__dot::before {
    content: ''; position: absolute; top: 50%; left: 50%;
    width: 8px; height: 8px; border-radius: 50%;
    background: #ddd; transform: translate(-50%, -50%); transition: all 0.3s;
}
.testimonials__dot.active::before { background: var(--color-primary); width: 24px; border-radius: 4px; }
.testimonials__dot:hover:not(.active)::before { background: #bbb; }

/* Testimonial author avatar */
.testimonial-card__avatar {
    width: 48px; height: 48px; border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), #8b0000);
    color: #fff; font-family: 'Playfair Display', serif;
    font-size: 1.125rem; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 12px; flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(204,0,0,0.25);
}
.testimonial-card__author { display: flex; flex-direction: column; align-items: center; }

/* ============================================================
   AREAS
   ============================================================ */
.areas { padding: 100px 0; background: #fff; }
.areas__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.areas__region-title {
    display: flex; align-items: center; gap: 8px;
    font-family: 'Playfair Display', serif; font-size: 1.25rem;
    font-weight: 600; color: var(--color-black); margin-bottom: 16px;
    padding-bottom: 12px; border-bottom: 2px solid var(--color-primary);
}
.areas__list li { margin-bottom: 6px; }
.areas__list li a { font-size: 0.9375rem; color: #555; transition: all 0.2s; display: inline-block; }
.areas__list li a:hover { color: var(--color-primary); transform: translateX(4px); }
.areas__cta { text-align: center; margin-top: 48px; }
.areas__cta p { color: #666; margin-bottom: 16px; }

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-text) 50%, #3a0000 100%);
    background-image:
        radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(135deg, var(--color-black) 0%, var(--color-text) 50%, #3a0000 100%);
    background-size: 28px 28px, 100% 100%;
    position: relative; overflow: hidden;
}
.cta-banner::before {
    content: ''; position: absolute; top: -40%; right: -15%;
    width: 700px; height: 700px; border-radius: 50%;
    background: radial-gradient(circle, rgba(204, 0, 0, 0.15) 0%, transparent 60%);
}
.cta-banner::after {
    content: ''; position: absolute; bottom: -30%; left: -10%;
    width: 500px; height: 500px; border-radius: 50%;
    background: radial-gradient(circle, rgba(204, 0, 0, 0.08) 0%, transparent 60%);
}
.cta-banner__content { text-align: center; position: relative; z-index: 1; }
.cta-banner__title { font-family: 'Playfair Display', serif; font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; color: #fff; margin-bottom: 16px; }
.cta-banner__subtitle { font-size: 1.0625rem; color: rgba(255,255,255,0.7); margin-bottom: 36px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-banner__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--color-bg-dark); padding: 0 0 0; color: rgba(255,255,255,0.7); border-top: 3px solid var(--color-primary); }

/* Footer CTA Bar */
.footer__cta {
    display: flex; justify-content: space-between; align-items: center;
    padding: 40px 0; border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-wrap: wrap; gap: 24px;
}
.footer__cta-content h3 {
    font-family: 'Playfair Display', serif; font-size: 1.5rem;
    font-weight: 600; color: #fff; margin-bottom: 4px;
}
.footer__cta-content p { font-size: 0.9375rem; color: rgba(255,255,255,0.6); }
.footer__cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.footer__tagline {
    font-family: 'Playfair Display', serif; font-style: italic;
    color: #ff4444; font-size: 0.9375rem; margin-top: 4px;
}
.footer__logo {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr 1.2fr; gap: 48px; padding: 48px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer__brand p { font-size: 0.875rem; line-height: 1.7; margin: 16px 0 8px; }
.footer__social { display: flex; gap: 12px; }
.footer__social a {
    width: 40px; height: 40px; border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2); display: flex;
    align-items: center; justify-content: center; color: rgba(255,255,255,0.7);
    transition: all 0.3s;
}
.footer__social a:hover { border-color: var(--color-primary); color: var(--color-primary); background: rgba(204, 0, 0, 0.1); }
.footer__heading { font-family: 'Playfair Display', serif; font-size: 1.125rem; color: #fff; margin-bottom: 20px; margin-top: 0; font-weight: 600; }
.footer__heading + ul { margin-top: 0; }
.footer__links .footer__heading:not(:first-child) { margin-top: 24px; }
.footer__links ul li { margin-bottom: 2px; }
.footer__links ul li a { font-size: 0.875rem; transition: color 0.2s; padding: 6px 0; min-height: 28px; display: flex; align-items: center; }
.footer__links ul li a:hover { color: var(--color-primary); }
/* Hide trimmed footer links across all existing pages */
.footer__links a[href*="vision.html"],
.footer__links a[href*="careers.html"],
.footer__links a[href*="blog/index.html"],
.footer__links a[href*="testimonials.html"],
.footer__links a[href*="faq.html"],
.footer__links a[href*="wimbledon.html"],
.footer__links a[href*="islington.html"] { display: none !important; }
.footer__contact ul li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; font-size: 0.875rem; min-height: 24px; }
.footer__contact ul li svg { flex-shrink: 0; margin-top: 3px; color: var(--color-primary); }
.footer__contact ul li a { display: inline-flex; align-items: center; min-height: 24px; padding: 2px 0; }
.footer__contact ul li a:hover { color: var(--color-primary); }
.footer__google-reviews { display: inline-flex; align-items: center; gap: 6px; min-height: 32px; padding: 4px 0; }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; flex-wrap: wrap; gap: 16px; }
.footer__certifications { display: flex; gap: 20px; align-items: center; }
.footer__certifications img { opacity: 0.85; filter: grayscale(1) brightness(1.2); transition: opacity 0.2s; width: auto; height: 36px; }
.footer__certifications img:hover { opacity: 1; }
.footer__bottom p { font-size: 0.8125rem; color: rgba(255,255,255,0.72); }
.footer__bottom-text { display: flex; flex-direction: column; gap: 6px; text-align: right; align-items: flex-end; }
.footer__warranty { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; color: rgba(255,255,255,0.9); margin: 0; }
.footer__warranty svg { color: var(--color-primary); flex-shrink: 0; }
.footer__warranty a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.footer__warranty a:hover { color: var(--color-primary); }
.footer__legal { font-size: 0.75rem; color: rgba(255,255,255,0.55); line-height: 1.5; max-width: 640px; }

/* ============================================================
   WHATSAPP BUTTON
   ============================================================ */
.whatsapp-btn { display: none !important; }

/* ── AI Chatbot ──────────────────────────────────────────── */
.chatbot-trigger {
    position: fixed; bottom: 24px; right: 24px; z-index: 1000;
    width: 60px; height: 60px; border-radius: 50%; border: none;
    background: var(--color-primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 20px rgba(204, 0, 0, 0.35);
    cursor: pointer; transition: all 0.3s ease;
}
.chatbot-trigger:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(204, 0, 0, 0.45); }
.chatbot-trigger:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 4px; }
.chatbot-trigger__icon--close { display: none; }
.chatbot-trigger.is-active .chatbot-trigger__icon--chat { display: none; }
.chatbot-trigger.is-active .chatbot-trigger__icon--close { display: block; }

/* Nudge tooltip */
.chatbot-nudge {
    position: fixed; bottom: 92px; right: 24px; z-index: 1000;
    background: #fff; color: var(--color-text); font-size: 0.85rem; font-weight: 500;
    padding: 10px 16px; box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    border-left: 3px solid var(--color-primary);
    opacity: 0; transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none; white-space: nowrap;
}
.chatbot-nudge.is-visible { opacity: 1; transform: translateY(0); }

/* Chat window */
.chatbot {
    position: fixed; bottom: 96px; right: 24px; z-index: 1001;
    width: 380px; height: 520px;
    background: #fff; border-top: 3px solid var(--color-primary);
    box-shadow: 0 12px 48px rgba(0,0,0,0.18);
    display: flex; flex-direction: column;
    opacity: 0; visibility: hidden; transform: translateY(16px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
}
.chatbot.is-open { opacity: 1; visibility: visible; transform: translateY(0); }

.chatbot__header {
    background: var(--color-black); color: #fff;
    padding: 16px 20px; display: flex; align-items: center; gap: 12px;
    flex-shrink: 0;
}
.chatbot__header-dot { width: 10px; height: 10px; background: var(--color-primary); border-radius: 50%; flex-shrink: 0; }
.chatbot__header-info { flex: 1; }
.chatbot__header-title { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 600; margin: 0; line-height: 1.2; }
.chatbot__header-subtitle { font-size: 0.7rem; color: rgba(255,255,255,0.5); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.08em; }
.chatbot__header-close {
    background: none; border: none; color: rgba(255,255,255,0.5);
    cursor: pointer; padding: 4px; transition: color 0.2s;
}
.chatbot__header-close:hover { color: #fff; }

/* Messages area */
.chatbot__messages {
    flex: 1; overflow-y: auto; padding: 20px 16px;
    display: flex; flex-direction: column; gap: 12px;
    scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.15) transparent;
}
.chatbot__messages::-webkit-scrollbar { width: 4px; }
.chatbot__messages::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 2px; }

.chatbot__msg {
    max-width: 85%; padding: 10px 14px; font-size: 0.875rem; line-height: 1.65;
    word-wrap: break-word;
}
.chatbot__msg--bot {
    background: var(--color-bg-off); color: var(--color-text);
    align-self: flex-start; border: 1px solid rgba(0,0,0,0.06);
}
.chatbot__msg--user {
    background: var(--color-primary); color: #fff;
    align-self: flex-end;
}
.chatbot__msg--bot strong { font-weight: 600; color: var(--color-black); }
.chatbot__msg--bot a { color: var(--color-primary); text-decoration: underline; }
.chatbot__msg--bot ul, .chatbot__msg--bot ol { margin: 6px 0; padding-left: 18px; }
.chatbot__msg--bot li { margin-bottom: 4px; }

/* Typing indicator */
.chatbot__typing { display: flex; gap: 5px; padding: 12px 16px; align-self: flex-start; }
.chatbot__typing span {
    width: 7px; height: 7px; background: rgba(0,0,0,0.2); border-radius: 50%;
    animation: chatbotDot 1.4s ease-in-out infinite;
}
.chatbot__typing span:nth-child(2) { animation-delay: 0.2s; }
.chatbot__typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes chatbotDot { 0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; } 40% { transform: scale(1); opacity: 1; } }

/* Quick actions (above input bar) */
.chatbot__quick-actions {
    display: flex !important; gap: 8px; padding: 12px 12px 0; flex-shrink: 0;
    background: #fff; border-top: 1px solid rgba(0,0,0,0.08);
}
.chatbot__quick-btn {
    flex: 1 !important;
    display: inline-flex !important; align-items: center; justify-content: center; gap: 8px;
    background: #cc0000 !important; background-color: #cc0000 !important;
    border: 0 !important; color: #ffffff !important;
    padding: 12px 16px !important;
    font-family: inherit; font-size: 0.875rem; font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.2;
    cursor: pointer;
    border-radius: 6px !important;
    min-height: 44px;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 2px 4px rgba(204, 0, 0, 0.25);
    transition: background 0.2s, box-shadow 0.2s, transform 0.05s;
    -webkit-appearance: none; appearance: none;
}
.chatbot__quick-btn:hover { background: #a30000 !important; background-color: #a30000 !important; box-shadow: 0 3px 8px rgba(204, 0, 0, 0.35); }
.chatbot__quick-btn:active { transform: translateY(1px); box-shadow: 0 1px 2px rgba(204, 0, 0, 0.25); }
.chatbot__quick-btn svg { flex-shrink: 0; stroke: currentColor; }

/* Input bar */
.chatbot__input-bar {
    display: flex; padding: 12px; gap: 8px; flex-shrink: 0; background: #fff;
}
.chatbot__input {
    flex: 1; border: 1px solid rgba(0,0,0,0.12); padding: 10px 14px;
    font-family: inherit; font-size: 0.875rem; border-radius: 0;
    outline: none; transition: border-color 0.2s;
}
.chatbot__input:focus { border-color: var(--color-primary); }
.chatbot__input::placeholder { color: rgba(0,0,0,0.35); }
.chatbot__send {
    background: var(--color-primary); border: none; color: #fff;
    width: 40px; height: 40px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background 0.2s;
    flex-shrink: 0;
}
.chatbot__send:hover { background: var(--color-primary-dark); }
.chatbot__send:disabled { opacity: 0.4; cursor: default; }

/* Lead capture form (inline in chat) */
.chatbot__lead-form {
    background: #fff; border: 1px solid rgba(0,0,0,0.1);
    padding: 16px; align-self: flex-start; max-width: 90%;
    border-left: 3px solid var(--color-primary);
}
.chatbot__lead-form h4 {
    font-family: var(--font-heading); font-size: 0.95rem;
    margin: 0 0 12px; color: var(--color-black);
}
.chatbot__lead-form input, .chatbot__lead-form textarea {
    width: 100%; padding: 8px 10px; border: 1px solid rgba(0,0,0,0.12);
    font-family: inherit; font-size: 0.8rem; margin-bottom: 8px;
    border-radius: 0; outline: none;
}
.chatbot__lead-form input:focus, .chatbot__lead-form textarea:focus { border-color: var(--color-primary); }
.chatbot__lead-form textarea { resize: vertical; min-height: 48px; }
.chatbot__lead-submit {
    background: var(--color-primary); color: #fff; border: none;
    padding: 8px 20px; font-size: 0.8rem; font-weight: 600;
    cursor: pointer; transition: background 0.2s; width: 100%;
}
.chatbot__lead-submit:hover { background: var(--color-primary-dark); }

/* Mobile */
@media (max-width: 768px) {
    .chatbot {
        bottom: 0; right: 0; left: 0; top: 0;
        width: 100%; height: 100%;
        transform: translateY(100%);
    }
    .chatbot.is-open { transform: translateY(0); }
    .chatbot-nudge { display: none; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .chatbot, .chatbot-trigger, .chatbot-nudge { transition: none; }
    .chatbot__typing span { animation: none; opacity: 0.5; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .services__grid { grid-template-columns: repeat(2, 1fr); }
    .projects__grid { grid-template-columns: repeat(2, 1fr); }
    .areas__grid { grid-template-columns: repeat(2, 1fr); }
    .about-teaser__grid { gap: 48px; }
    .process__grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .process__connector { display: none; }
    .footer__grid { grid-template-columns: repeat(2, 1fr); }

    /* Nav: switch to hamburger on tablet & mobile */
    .header__top-bar { display: none; }
    .header__menu { display: none; }
    .header__hamburger { display: flex; }
    .header__actions .btn--primary { display: none; }
    .header__nav { background: #fff; -webkit-backdrop-filter: none; backdrop-filter: none; }
}

@media (max-width: 768px) {
    .hero__content { padding: 100px 0 60px; }
    .hero__stats { gap: 0; padding: 20px 0; }
    .hero__stat { padding: 0 24px; }
    .hero__cta { flex-direction: column; align-items: center; }

    .services__grid { grid-template-columns: 1fr; }
    .about-teaser__grid { grid-template-columns: 1fr; gap: 40px; }
    .about-teaser__image img { height: auto; aspect-ratio: 1051 / 701; }
    .about-teaser__badge { bottom: -16px; right: 16px; padding: 16px; }
    .about-teaser__badge-number { font-size: 2rem; }
    .about-teaser__values { grid-template-columns: 1fr; }

    .projects__grid { grid-template-columns: 1fr; }
    .process__grid { grid-template-columns: 1fr; gap: 40px; }
    .areas__grid { grid-template-columns: 1fr; }

    .testimonial-card { padding: 32px 24px; }
    .cta-banner__actions { flex-direction: column; align-items: center; }

    .footer__grid { grid-template-columns: 1fr; gap: 32px; }
    .footer__bottom { flex-direction: column; text-align: center; }
    .footer__bottom-text { text-align: center; align-items: center; }
    .footer__warranty { font-size: 0.8rem; }
    .footer__legal { font-size: 0.7rem; }

    .section-header { margin-bottom: 40px; }
    .services, .projects, .areas, .about-teaser, .testimonials { padding: 60px 0; }
    .process, .cta-banner { padding: 60px 0; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero__title { font-size: 2rem; }
    .hero__stats { flex-direction: column; gap: 16px; padding: 16px; }
    .hero__stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); padding: 12px 0; }
    .hero__stat:last-child { border-bottom: none; }
    .btn--lg { padding: 14px 32px; }
}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--color-primary);
    color: #fff;
    padding: 12px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    z-index: 10000;
    transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* Focus visible – keyboard navigation ring (WCAG 2.4.7) */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: 2px;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
details:focus-visible,
summary:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: 2px;
}

/* Google Reviews Link */
.footer__google-reviews { display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.6); font-size: 0.8125rem; text-decoration: none; transition: color 0.2s; margin-left: 16px; }
.footer__google-reviews:hover { color: #fff; }
.footer__google-reviews svg { fill: #4285f4; }

/* ============================================================
   PREMIUM DESIGN SYSTEM UPGRADES — Alstruct Ltd
   ============================================================ */

/* --- Section utility with refined spacing --- */
.section { padding: 100px 0; }
@media (max-width: 768px) { .section { padding: 64px 0; } }

/* --- Divider accent line --- */
.divider-accent {
    width: 60px; height: 3px; background: var(--color-primary);
    border-radius: 2px; margin: 20px 0;
}
.divider-accent--center { margin: 20px auto; }

/* --- Premium hero stat bar refinement --- */
.hero__stats {
    background: rgba(31,35,40,0.55);
    border: 1px solid rgba(204,0,0,0.18);
    border-radius: 0;
}
.hero__stat-number { font-size: 2.75rem; }

/* --- Refined trust bar --- */
.trust-bar {
    background: #fff;
    border-top: 3px solid var(--color-primary);
    border-bottom: 1px solid rgba(0,0,0,0.08);
    padding: 28px 0;
}
.trust-bar__content { gap: 48px; }
.trust-bar__item span { color: #444; font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; }
.trust-bar__item img { max-height: 44px; width: auto; max-width: 80px; object-fit: contain; opacity: 1; filter: none; transition: opacity 0.2s; }
.trust-bar__item:hover img { opacity: 0.85; }
.trust-bar__divider { background: rgba(0,0,0,0.1); }
.trust-bar__rating-label { color: #555; }
.trust-bar__rating-label strong { color: var(--color-primary); }

/* --- Premium service cards (homepage) --- */
.service-card {
    border-radius: 0;
    border: none;
    border-bottom: 3px solid transparent;
    background: #fafafa;
}
.service-card:hover {
    border-color: #eee; border-bottom-color: var(--color-primary);
    box-shadow: 0 16px 48px rgba(0,0,0,0.07);
}

/* --- About teaser upgrades --- */
.about-teaser { background: #0d0d0d; }
.about-teaser .about-teaser__content h2 { color: #fff; }
.about-teaser .about-teaser__content p { color: rgba(255,255,255,0.6); }
.about-teaser .about-teaser__value { color: rgba(255,255,255,0.85); }
.about-teaser .about-teaser__value svg { color: var(--color-primary); }
.about-teaser__image img { border-radius: 0; }
.about-teaser__badge { border-radius: 0; right: 0; bottom: 0; }

/* --- Process section --- */
.process { background: var(--color-bg-dark); }

/* --- Projects section --- */
.project-card { border-radius: 0; box-shadow: none; border-bottom: 3px solid transparent; transition: border-color 0.3s, transform 0.3s; }
.project-card:hover { border-bottom-color: var(--color-primary); box-shadow: none; }
.project-card__image { border-radius: 0; }
.project-card__info { padding: 20px 0; }

/* --- CTA Banner upgrade --- */
.cta-banner {
    background: var(--color-black);
    background-image:
        linear-gradient(rgba(204,0,0,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(204,0,0,0.04) 1px, transparent 1px),
        linear-gradient(135deg, var(--color-black) 0%, #3a1a1e 100%);
    background-size: 40px 40px, 40px 40px, 100% 100%;
}
.cta-banner::before { background: radial-gradient(circle, rgba(204, 0, 0, 0.2) 0%, transparent 55%); }

/* --- Footer upgrade --- */
.footer { background: var(--color-bg-dark); }
.footer__cta { border-top: 3px solid var(--color-primary); }

/* --- Page hero (inner pages) upgrade --- */
.page-hero {
    min-height: 52vh;
    padding-bottom: 72px;
}
.page-hero__overlay {
    background: linear-gradient(160deg, rgba(38,42,48,0.75) 0%, rgba(38,42,48,0.9) 100%);
}
.page-hero__content h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
.page-hero__content h1 .accent { color: var(--color-primary); }

/* --- Scrolled header sharper border --- */
.header.scrolled { border-bottom-width: 2px; border-bottom-color: var(--color-primary); }

/* --- Button cursor pointer (WCAG) --- */
.btn { cursor: pointer; }
a.btn, button.btn { cursor: pointer; }

/* --- Hover on all interactive cards --- */
.service-card, .project-card, .service-overview-card, .why-choose-item { cursor: pointer; }

/* --- Section backgrounds alternate scheme --- */
.services { background: #fff; }
.about-teaser { padding: 100px 0; }
.testimonials { background: #f4f4f2; }
.areas { background: #fff; }

/* --- Typography refinements --- */
h1, h2, h3, h4, h5, h6 { letter-spacing: -0.01em; }
.section-header__tag { font-size: 0.75rem; letter-spacing: 0.2em; }

/* --- Smooth image rendering --- */
img { image-rendering: -webkit-optimize-contrast; }

/* --- Testimonials upgrade --- */
.testimonial-card { border-radius: 0; border-left: 3px solid var(--color-primary); }
.testimonials__btn { border-radius: 0; }
.testimonials__dot::before { border-radius: 2px; }
.testimonials__dot.active::before { border-radius: 2px; }

/* --- Areas list links --- */
.areas__list li a { padding: 4px 0; }

/* --- Section header line upgrade --- */
.section-header__title::after { width: 48px; height: 2px; }

/* ============================================================
   PREMIUM CONSTRUCTION AESTHETIC — Architectural Details
   ============================================================ */

/* Subtle grid overlay on dark sections */
.process::before, .cta-banner::before {
    pointer-events: none;
}

/* Red accent SVG icons in service cards on homepage */
.service-card__icon {
    background: #f5f5f5;
    border-radius: 0;
    width: 64px; height: 64px;
}
.service-card:hover .service-card__icon {
    background: var(--color-black);
    color: var(--color-primary);
}

/* Premium "view project" button on project cards */
.project-card__view {
    border-radius: 0;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border-color: rgba(255,255,255,0.9);
    padding: 10px 28px;
}

/* Stars colour fix to brand red */
.testimonial-card__stars svg { fill: var(--color-primary); }
.trust-bar__rating-stars svg { fill: var(--color-primary); }

/* ============================================================
   REDUCED MOTION — WCAG 2.3.3 / UI/UX Pro Max Priority 1
   Respects user's system preference to disable animations
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    /* Ensure scroll-animated elements are immediately visible */
    [data-animate] {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* ============================================================
   COOKIE CONSENT BANNER
   ============================================================ */
.cookie-banner {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999;
    background: var(--color-black); border-top: 3px solid var(--color-primary);
    padding: 20px 0;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 -4px 24px rgba(0,0,0,0.4);
}
.cookie-banner.is-visible { transform: translateY(0); }
.cookie-banner__content {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; gap: 32px; flex-wrap: wrap;
}
.cookie-banner__text { flex: 1; min-width: 260px; }
.cookie-banner__text strong { display: block; color: #fff; font-size: 1rem; margin-bottom: 4px; }
.cookie-banner__text p { color: rgba(255,255,255,0.65); font-size: 0.875rem; line-height: 1.5; margin: 0; }
.cookie-banner__text a { color: #ff5555; text-decoration: underline; }
.cookie-banner__actions { display: flex; gap: 12px; flex-shrink: 0; flex-wrap: wrap; }
.cookie-banner .btn--outline {
    background:#ffffff; border-color:#ffffff; color:var(--color-text);
}
.cookie-banner .btn--outline:hover { background:rgba(255,255,255,0.85); border-color:#ffffff; color:var(--color-text); }
@media (max-width: 600px) {
    .cookie-banner__content { flex-direction: column; align-items: flex-start; gap: 16px; }
    .cookie-banner__actions { width: 100%; }
    .cookie-banner__actions .btn { flex: 1; text-align: center; }
}


/* ── Chat button attention (draws the eye + invites use) ── */
.chatbot-trigger::after {
    content: ''; position: absolute; inset: 0; border-radius: 50%; pointer-events: none;
    box-shadow: 0 0 0 0 rgba(204,0,0,0.5);
    animation: chatbot-pulse 2.4s cubic-bezier(0.4,0,0.6,1) infinite;
}
.chatbot-trigger.is-active::after { animation: none; box-shadow: none; }
@keyframes chatbot-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(204,0,0,0.5); }
    70%  { box-shadow: 0 0 0 18px rgba(204,0,0,0); }
    100% { box-shadow: 0 0 0 0 rgba(204,0,0,0); }
}
.chatbot-trigger::before {
    content: ''; position: absolute; top: 3px; right: 3px; width: 13px; height: 13px;
    background: #22c55e; border: 2px solid #fff; border-radius: 50%; z-index: 2; pointer-events: none;
}
.chatbot-trigger.is-active::before { display: none; }
.chatbot-nudge.is-visible { pointer-events: auto; cursor: pointer; }
.chatbot-nudge.is-visible:hover { box-shadow: 0 6px 22px rgba(0,0,0,0.18); }
@media (prefers-reduced-motion: reduce) { .chatbot-trigger::after { animation: none; } }

/* --- Mobile quick-contact bar (2026-09-12) --- */
.mobile-cta{display:none}
@media (max-width:1024px){
  .mobile-cta{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:6px;position:fixed;left:0;right:0;bottom:0;z-index:1002;background:#111;border-top:3px solid var(--color-primary);padding:8px 8px calc(8px + env(safe-area-inset-bottom));box-shadow:0 -4px 20px rgba(0,0,0,.25)}
  .mobile-cta a{display:flex;align-items:center;justify-content:center;gap:7px;min-height:44px;color:#fff;font-weight:600;font-size:.9rem;border-radius:4px;background:rgba(255,255,255,.08);text-decoration:none;letter-spacing:.01em}
  .mobile-cta a:focus-visible{outline:2px solid #fff;outline-offset:2px}
  .mobile-cta a svg{width:18px;height:18px;flex:none}
  .mobile-cta__primary{background:var(--color-primary)}
  body:has(.mobile-cta){padding-bottom:calc(64px + env(safe-area-inset-bottom))}
  body:has(.mobile-cta) .chatbot-trigger{bottom:calc(84px + env(safe-area-inset-bottom))}
  body:has(.mobile-cta) .chatbot-nudge{bottom:calc(152px + env(safe-area-inset-bottom))}
  body:has(.mobile-cta) .cookie-banner{bottom:calc(64px + env(safe-area-inset-bottom))}
  body:has(.mobile-cta) .cookie-banner:not(.is-visible){transform:translateY(calc(100% + 72px + env(safe-area-inset-bottom)))}
  body:has(.chatbot.is-open) .mobile-cta,body:has(.chatbot.open) .mobile-cta,body:has(.chatbot.active) .mobile-cta,body:has(.chatbot--open) .mobile-cta{display:none}
}