:root {
    --font-heading: Georgia, "Times New Roman", serif;
    --font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --shadow-soft: 0 24px 80px rgba(35, 36, 59, 0.14);
    --shadow-card: 0 18px 42px rgba(35, 36, 59, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

a, button {
    transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease, opacity .2s ease;
}

.site-shell {
    background:
        radial-gradient(circle at top left, rgba(117, 119, 167, .18), transparent 34rem),
        linear-gradient(180deg, #fff 0%, #f8f8fc 48%, #fff 100%);
}

.luxury-container {
    width: min(1160px, calc(100% - 32px));
    margin-inline: auto;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgba(35, 36, 59, .08);
    background: rgba(255, 255, 255, .93);
    backdrop-filter: blur(18px);
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: .72rem;
    color: #111827;
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -.02em;
}

.brand-logo img {
    width: 42px;
    height: 42px;
    display: block;
}

.desktop-nav {
    display: none !important;
}

.desktop-phone {
    display: none !important;
}

.hamburger {
    display: inline-flex !important;
    width: 46px;
    height: 46px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(35, 36, 59, .18);
    background: #fff;
    color: #23243B;
}

.hamburger span,
.hamburger span::before,
.hamburger span::after {
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
    content: "";
    position: relative;
}

.hamburger span::before {
    position: absolute;
    top: -7px;
}

.hamburger span::after {
    position: absolute;
    top: 7px;
}

.mobile-menu {
    position: fixed;
    inset: 71px 0 auto 0;
    z-index: 45;
    display: none;
    padding: 20px 16px 28px;
    border-bottom: 1px solid rgba(35, 36, 59, .1);
    background: #fff;
    box-shadow: var(--shadow-soft);
}

.mobile-menu.is-open {
    display: block;
}

.nav-link {
    color: #23243B;
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
}

.nav-link:hover {
    color: #7577A7;
}

.phone-button,
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    min-height: 48px;
    padding: .82rem 1.15rem;
    border: 1px solid #23243B;
    background: #23243B;
    color: #fff !important;
    font-size: 16px;
    font-weight: 800;
    line-height: 1;
    white-space: nowrap;
    box-shadow: 0 0 0 0 rgba(255, 255, 255, .42);
}

.phone-button:hover,
.cta-button:hover {
    background: #171827;
    border-color: #171827;
    color: #fff !important;
    transform: translateY(-2px);
}

.cta-button {
    animation: whitePulse 2.35s infinite;
}

.hero {
    position: relative;
    min-height: 720px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-image: linear-gradient(90deg, rgba(18, 19, 35, .94) 0%, rgba(35, 36, 59, .78) 49%, rgba(35, 36, 59, .18) 100%), url("../images/hero-technician.jpg");
    background-size: cover;
    background-position: center;
}

.hero h1 {
    color: #fff;
    font-size: clamp(39px, 7vw, 76px);
    line-height: .95;
    letter-spacing: -.055em;
}

.hero p {
    color: rgba(255, 255, 255, .9);
    font-size: 18px;
    line-height: 1.8;
}

.stars {
    color: #C9A866;
    font-size: 25px;
    letter-spacing: .18em;
    line-height: 1;
}

.trust-icons {
    display: flex;
    align-items: center;
    gap: .8rem;
    flex-wrap: wrap;
}

.trust-icons img {
    width: auto;
    height: 48px;
    max-width: 92px;
    object-fit: contain;
    padding: 7px 10px;
    border: 1px solid rgba(255, 255, 255, .28);
    background: rgba(255, 255, 255, .12);
}

.hero-benefits {
    border: 1px solid rgba(255, 255, 255, .22);
    background: rgba(255, 255, 255, .14);
    box-shadow: 0 34px 80px rgba(0, 0, 0, .28);
    backdrop-filter: blur(16px);
}

.hero-benefits h2,
.hero-benefits h3,
.hero-benefits p,
.hero-benefits li,
.dark-section h2,
.dark-section h3,
.dark-section p,
.dark-section li {
    color: #fff;
}

.section-pad {
    padding: 84px 0;
}

.eyebrow {
    color: #7577A7;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: .18em;
    text-transform: uppercase;
}

.accent-rule {
    width: 74px;
    height: 4px;
    margin-top: 18px;
    background: linear-gradient(90deg, #C9A866, #7577A7);
}

h2 {
    font-size: clamp(31px, 4vw, 50px);
    line-height: 1.05;
    letter-spacing: -.04em;
}

h3,
h4 {
    font-size: 22px;
    line-height: 1.2;
}

p,
li {
    font-size: 16px;
    line-height: 1.75;
}

.glass-card,
.service-card,
.review-card,
.faq-card {
    border: 1px solid rgba(35, 36, 59, .1);
    background: rgba(255, 255, 255, .92);
    box-shadow: var(--shadow-card);
}

.layered-card {
    position: relative;
}

.layered-card::before {
    position: absolute;
    inset: 16px -10px -14px 14px;
    z-index: -1;
    border: 1px solid rgba(117, 119, 167, .2);
    background: rgba(117, 119, 167, .08);
    content: "";
}

.info-split {
    display: grid;
    gap: 28px;
    align-items: center;
}

.info-split .copy-col {
    min-width: 0;
}

.info-split .image-col img {
    width: 100%;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
    box-shadow: var(--shadow-soft);
}

.icon-badge {
    display: inline-flex;
    width: 46px;
    height: 46px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(201, 168, 102, .55);
    background: rgba(201, 168, 102, .13);
    color: #23243B;
}

.icon-badge svg {
    width: 25px;
    height: 25px;
}

.service-card {
    padding: 28px;
    min-height: 100%;
}

.service-card ul {
    margin-top: 16px;
}

.service-card li {
    margin-top: 10px;
}

.dark-section {
    background:
        radial-gradient(circle at top right, rgba(117, 119, 167, .42), transparent 28rem),
        linear-gradient(135deg, #23243B 0%, #171827 100%);
}

.reviews-viewport {
    overflow: hidden;
}

.reviews-track {
    display: flex;
    transition: transform .42s ease;
}

.review-slide {
    flex: 0 0 100%;
    padding: 0 10px;
}

.review-card {
    height: 100%;
    padding: 28px;
}

.review-card p,
.review-card h3,
.review-card strong {
    color: #111827;
}

.carousel-btn {
    width: 46px;
    height: 46px;
    border: 1px solid rgba(35, 36, 59, .16);
    background: #fff;
    color: #23243B;
    font-weight: 900;
}

.carousel-btn:hover {
    background: #23243B;
    color: #fff;
}

.step-number {
    display: inline-flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: #23243B;
    color: #fff;
    font-weight: 900;
}

.sticky-call {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    display: none !important;
    padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 -16px 40px rgba(35, 36, 59, .18);
    opacity: 0;
    transform: translateY(100%);
    transition: opacity .28s ease, transform .28s ease;
}

.sticky-call a {
    width: 100%;
    min-height: 52px;
}

.sticky-call.is-visible {
    display: block !important;
    opacity: 1;
    transform: translateY(0);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .7s ease, transform .7s ease;
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.footer {
    background: #171827;
    color: rgba(255, 255, 255, .78);
}

.footer a,
.footer p,
.footer li {
    color: rgba(255, 255, 255, .82);
    font-size: 14px;
}

.footer h2,
.footer h3,
.footer .brand-logo {
    color: #fff;
}

@keyframes whitePulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, .42), 0 18px 36px rgba(35, 36, 59, .18); }
    70% { box-shadow: 0 0 0 13px rgba(255, 255, 255, 0), 0 18px 36px rgba(35, 36, 59, .18); }
    100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0), 0 18px 36px rgba(35, 36, 59, .18); }
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex !important;
    }

    .desktop-phone {
        display: inline-flex !important;
    }

    .hamburger,
    .mobile-menu,
    .sticky-call,
    .sticky-call.is-visible {
        display: none !important;
    }

    .info-split {
        grid-template-columns: minmax(0, 65fr) minmax(260px, 35fr);
    }

    .info-split.reverse {
        grid-template-columns: minmax(260px, 35fr) minmax(0, 65fr);
    }

    .info-split.reverse .image-col {
        order: 1;
    }

    .info-split.reverse .copy-col {
        order: 2;
    }

    .review-slide {
        flex-basis: 33.3333%;
    }
}

@media (max-width: 767px) {
    .hero {
        min-height: 760px;
        padding: 20px 0 46px;
        background-position: 62% center;
    }

    .hero h1,
    h2 {
        font-size: calc(clamp(39px, 7vw, 76px) * .7);
    }

    h2 {
        font-size: calc(clamp(31px, 4vw, 50px) * .7);
    }

    .section-pad {
        padding: 60px 0;
    }

    .trust-icons img {
        height: 44px;
        max-width: 82px;
    }

    .mobile-menu .phone-button {
        width: 100%;
        margin-top: 14px;
    }

    body.has-sticky-call {
        padding-bottom: 82px;
    }
}