* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    line-height: 1.65;
    overflow-x: hidden;
}

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

.site-shell {
    background: linear-gradient(90deg, rgba(196, 18, 48, 0.08) 1px, transparent 1px), var(--surface-alt);
    background-size: 80px 80px;
}

.container-wide {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: rgba(250, 247, 240, 0.96);
    border-bottom: 3px solid var(--primary);
    backdrop-filter: blur(14px);
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--heading);
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.brand-mark {
    width: 42px;
    height: 42px;
    background: var(--primary);
    display: inline-grid;
    place-items: center;
    flex: 0 0 auto;
}

.brand-mark svg {
    width: 28px;
    height: 28px;
}

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

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

.mobile-menu-toggle {
    width: 46px;
    height: 46px;
    border: 2px solid var(--heading);
    background: transparent;
    color: var(--heading);
    display: inline-flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.mobile-menu-toggle span {
    display: block;
    width: 23px;
    height: 2px;
    background: currentColor;
}

.mobile-menu {
    display: none;
    border-top: 1px solid rgba(46, 46, 46, 0.2);
    padding: 16px 0 22px;
    background: var(--surface-paper);
}

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

.mobile-menu a {
    display: block;
    padding: 11px 0;
    color: var(--heading);
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
}

.nav-link {
    color: var(--heading);
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.phone-button,
.cta-button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 14px 20px;
    background: var(--primary);
    color: #FFFFFF !important;
    border: 2px solid var(--primary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 800;
    line-height: 1;
    white-space: nowrap;
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.45);
    animation: ctaPulse 2.2s infinite;
}

.phone-button:hover,
.cta-button:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #FFFFFF !important;
    transform: translateY(-1px);
}

.hero-section {
    position: relative;
    min-height: 780px;
    display: flex;
    align-items: center;
    color: #FFFFFF;
    background-image: linear-gradient(90deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.72) 48%, rgba(0, 0, 0, 0.35) 100%), url("../images/hero-technician.png");
    background-size: cover;
    background-position: center;
    padding: 84px 0 58px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 34px;
    align-items: center;
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #FFFFFF;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 13px;
}

.kicker::before,
.section-title::after {
    content: "";
    display: inline-block;
    width: 48px;
    height: 4px;
    background: var(--primary);
}

.hero-section h1 {
    margin: 18px 0 12px;
    color: #FFFFFF;
    font-size: 40px;
    line-height: 0.98;
    letter-spacing: -0.05em;
    max-width: 820px;
}

.hero-lead {
    color: #FFFFFF;
    font-size: 18px;
    max-width: 710px;
    margin: 18px 0 26px;
}

.star-row {
    color: var(--accent);
    font-size: 25px;
    letter-spacing: 0.12em;
    line-height: 1;
    margin: 12px 0;
}

.badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 18px 0 24px;
}

.badge-row img {
    width: auto;
    height: 48px;
    object-fit: contain;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.65);
    padding: 5px;
}

.hero-benefits {
    background: rgba(255, 255, 255, 0.12);
    border-left: 5px solid var(--primary);
    color: #FFFFFF;
    padding: 26px;
    backdrop-filter: blur(12px);
}

.hero-benefits h2 {
    color: #FFFFFF;
    font-size: 31px;
    line-height: 1.05;
    margin: 0 0 18px;
}

.hero-benefit {
    display: grid;
    grid-template-columns: 46px 1fr;
    gap: 14px;
    align-items: start;
    padding: 14px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.hero-benefit:first-of-type {
    border-top: 0;
}

.hero-benefit strong,
.hero-benefit span {
    color: #FFFFFF;
}

.icon-box {
    width: 46px;
    height: 46px;
    display: inline-grid;
    place-items: center;
    border: 2px solid var(--primary);
    background: #FFFFFF;
    color: var(--primary);
}

.icon-box svg {
    width: 25px;
    height: 25px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: square;
    stroke-linejoin: miter;
}

.intro-copy {
    background: var(--surface-paper);
    border-top: 4px solid var(--primary);
    padding: 34px 0;
}

.intro-copy p {
    margin: 0;
    color: var(--text);
    font-size: 18px;
    max-width: 1000px;
}

.section-pad {
    padding: 68px 0;
}

.section-title-wrap {
    display: grid;
    gap: 10px;
    margin-bottom: 30px;
}

.section-number {
    color: var(--primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 20px;
}

.section-title {
    font-size: 32px;
    line-height: 1.06;
    letter-spacing: -0.035em;
    margin: 0;
    display: grid;
    gap: 14px;
}

.section-title::after {
    width: 58px;
}

.split-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 26px;
    align-items: stretch;
}

.split-text {
    background: #FFFFFF;
    border-top: 5px solid var(--primary);
    padding: 28px;
}

.split-image img {
    width: 100%;
    height: 100%;
    min-height: 300px;
    object-fit: cover;
}

.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}

.service-card,
.feature-card,
.review-card,
.faq-item,
.model-table-wrap {
    background: #FFFFFF;
    color: var(--text);
    border: 1px solid rgba(46, 46, 46, 0.15);
    border-top: 4px solid var(--primary);
    box-shadow: 0 18px 50px rgba(17, 24, 39, 0.08);
}

.service-card {
    padding: 24px;
}

.service-card h3,
.feature-card h3,
.faq-item h3 {
    font-size: 22px;
    line-height: 1.14;
    margin: 16px 0 10px;
}

.service-card p,
.feature-card p,
.faq-item p,
.review-card p,
.split-text p,
.coverage-card p {
    font-size: 16px;
    color: var(--text);
}

.service-card ul,
.feature-card ul,
.coverage-card ul {
    padding-left: 20px;
    margin: 16px 0 0;
}

.service-card li,
.feature-card li,
.coverage-card li {
    margin-bottom: 10px;
    font-size: 16px;
}

.line-reveal {
    position: relative;
    overflow: hidden;
}

.line-reveal::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 5px;
    background: var(--primary);
    transform: scaleY(0);
    transform-origin: top;
    animation: pageLineReveal 900ms ease forwards;
}

.model-table-wrap {
    overflow-x: auto;
}

.model-table {
    width: 100%;
    min-width: 760px;
    border-collapse: collapse;
    font-size: 16px;
}

.model-table th,
.model-table td {
    padding: 16px;
    border-bottom: 1px solid rgba(46, 46, 46, 0.14);
    text-align: left;
    vertical-align: top;
    color: var(--text);
}

.model-table th {
    background: var(--surface-dark);
    color: #FFFFFF;
    font-weight: 800;
}

.numbered-list {
    display: grid;
    gap: 14px;
    counter-reset: steps;
    padding: 0;
    margin: 0;
    list-style: none;
}

.numbered-list li {
    counter-increment: steps;
    background: #FFFFFF;
    border-left: 5px solid var(--primary);
    padding: 20px 20px 20px 74px;
    position: relative;
    min-height: 72px;
    color: var(--text);
}

.numbered-list li::before {
    content: counter(steps, decimal-leading-zero);
    position: absolute;
    left: 18px;
    top: 18px;
    color: var(--primary);
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}

.feature-card {
    padding: 24px;
}

.pricing-band {
    background: var(--surface-dark);
    color: #FFFFFF;
}

.pricing-band h2,
.pricing-band p,
.pricing-band strong {
    color: #FFFFFF;
}

.reviews-shell {
    position: relative;
}

.reviews-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 100%;
    gap: 18px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    padding-bottom: 10px;
}

.reviews-track::-webkit-scrollbar {
    display: none;
}

.review-card {
    scroll-snap-align: start;
    padding: 24px;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.review-stars {
    color: var(--accent);
    letter-spacing: 0.08em;
    font-size: 18px;
}

.review-author {
    color: var(--heading);
    font-weight: 800;
    margin-top: 18px;
}

.carousel-controls {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.carousel-controls button {
    width: 46px;
    height: 46px;
    border: 2px solid var(--heading);
    background: #FFFFFF;
    color: var(--heading);
    font-size: 24px;
    line-height: 1;
}

.coverage-grid,
.faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}

.coverage-card,
.faq-item {
    background: #FFFFFF;
    padding: 24px;
    border-top: 4px solid var(--primary);
}

.cta-panel {
    background: var(--primary);
    color: #FFFFFF;
    display: grid;
    grid-template-columns: 1fr;
    gap: 22px;
    align-items: center;
    padding: 32px;
}

.cta-panel h2,
.cta-panel p {
    color: #FFFFFF;
}

.cta-panel h2 {
    font-size: 32px;
    line-height: 1.05;
    margin: 0 0 10px;
}

.cta-panel .cta-button {
    background: var(--surface-dark);
    border-color: var(--surface-dark);
}

.site-footer {
    padding: 48px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

.site-footer,
.site-footer p,
.site-footer a,
.site-footer li {
    font-size: 14px;
    color: #FFFFFF;
}

.footer-links {
    padding: 0;
    list-style: none;
    margin: 12px 0 0;
}

.footer-links li {
    margin-bottom: 8px;
}

.disclaimer {
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.88) !important;
}

.mobile-sticky-call {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    display: none !important;
    padding: 10px 12px max(10px, env(safe-area-inset-bottom));
    background: rgba(21, 21, 21, 0.96);
    transform: translateY(105%);
    opacity: 0;
    transition: transform 220ms ease, opacity 220ms ease;
}

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

.mobile-sticky-call a {
    width: 100%;
    min-height: 52px;
    color: #FFFFFF !important;
    font-size: 16px;
}

@keyframes ctaPulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.48); }
    70% { box-shadow: 0 0 0 14px rgba(255, 255, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

@keyframes pageLineReveal {
    to { transform: scaleY(1); }
}

@media (min-width: 640px) {
    .service-grid,
    .feature-grid,
    .faq-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex !important;
        align-items: center;
        gap: 18px;
    }

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

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

    .hero-section h1 {
        font-size: 58px;
    }

    .hero-lead {
        font-size: 20px;
    }

    .section-title {
        font-size: 42px;
    }

    .split-section {
        grid-template-columns: minmax(0, 65fr) minmax(280px, 35fr);
    }

    .split-section.image-left {
        grid-template-columns: minmax(280px, 35fr) minmax(0, 65fr);
    }

    .image-left .split-image {
        order: -1;
    }

    .coverage-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cta-panel,
    .footer-grid {
        grid-template-columns: 1.5fr 1fr;
    }
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: minmax(0, 1.25fr) minmax(360px, 0.75fr);
    }

    .service-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .feature-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }

    .reviews-track {
        grid-auto-columns: calc((100% - 36px) / 3);
    }
}

@media (max-width: 767px) {
    body {
        padding-bottom: 76px;
    }

    .container-wide {
        width: min(100% - 24px, 1180px);
    }

    .brand-link {
        font-size: 24px;
        max-width: calc(100vw - 94px);
    }

    .brand-text {
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .hero-section {
        min-height: 720px;
        padding: 54px 0 44px;
    }

    .section-pad {
        padding: 48px 0;
    }

    .split-text,
    .service-card,
    .feature-card,
    .coverage-card,
    .faq-item,
    .review-card,
    .cta-panel {
        padding: 22px;
    }
}

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