html, body {
    margin: 0;
    padding: 0;
}

:root {
    --brand-navy: #00234B;
    --brand-blue: #086AD8;
    --brand-sky: #019CF2;
    --brand-cyan: #02B3EF;
}

.fa-solid,
.fa-brands {
    display: inline-block;
    min-width: 1em;
    text-align: center;
}

header .desktop-nav a {
    position: relative;
    color: inherit;
    transition: color 0.2s ease;
}

header .desktop-nav a:hover,
header .desktop-nav a.nav-link-active,
header .desktop-nav a[aria-current="page"],
.mobile-nav-panel a.nav-link-active,
.mobile-nav-panel a[aria-current="page"] {
    color: var(--brand-blue);
}

.mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 2.5rem;
    padding: 0.55rem 0.85rem;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    color: var(--brand-navy);
    background: #ffffff;
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06);
}

.mobile-nav-toggle:hover,
.mobile-nav-toggle[aria-expanded="true"] {
    border-color: rgba(8, 106, 216, 0.35);
    color: var(--brand-blue);
    background: #eff6ff;
}

.mobile-nav-toggle-bars {
    display: grid;
    gap: 4px;
    width: 18px;
}

.mobile-nav-toggle-bars span {
    display: block;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

.mobile-nav-panel {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 60;
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
    border-top: 1px solid #e2e8f0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(14px);
    box-shadow: 0 22px 45px rgba(15, 23, 42, 0.16);
}

.mobile-nav-panel.is-open {
    display: block;
}

.mobile-nav-panel-inner {
    display: grid;
    gap: 0.35rem;
    max-width: 80rem;
    margin: 0 auto;
    padding: 0.75rem 1rem 1rem;
}

.mobile-nav-panel a {
    display: flex;
    align-items: center;
    min-height: 2.75rem;
    padding: 0.7rem 0.85rem;
    border-radius: 8px;
    color: #334155;
    font-size: 0.95rem;
    font-weight: 700;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.mobile-nav-panel a:hover,
.mobile-nav-panel a.nav-link-active,
.mobile-nav-panel a[aria-current="page"] {
    background: #eff6ff;
}

@media (min-width: 640px) {
    .mobile-nav-panel-inner {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .mobile-nav-toggle,
    .mobile-nav-panel {
        display: none !important;
    }

    header .desktop-nav a.nav-link-active::after,
    header .desktop-nav a[aria-current="page"]::after {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        bottom: -0.55rem;
        height: 3px;
        border-radius: 999px;
        background: linear-gradient(90deg, var(--brand-blue), var(--brand-cyan));
    }
}

.font-heading {
    font-family: "Raleway", sans-serif;
}

.hover-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.hover-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.08);
}

.footer-logo {
    width: auto;
    height: 5rem;
    max-width: 11rem;
    object-fit: contain;
}

.price-original {
    text-decoration: line-through;
    text-decoration-thickness: 2px;
    text-decoration-color: rgba(100, 116, 139, 0.55);
}

.whatsapp-float {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 60;
    display: inline-flex;
    width: 3.5rem;
    height: 3.5rem;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: #25d366;
    color: #fff;
    font-size: 1.8rem;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.22);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.whatsapp-float:hover {
    transform: translateY(-2px);
    background: #1fb85a;
    box-shadow: 0 20px 38px rgba(15, 23, 42, 0.28);
}

.whatsapp-float:focus-visible {
    outline: 3px solid rgba(37, 211, 102, 0.32);
    outline-offset: 4px;
}

@media (min-width: 640px) {
    .footer-logo {
        height: 5.75rem;
        max-width: 12.5rem;
    }

    .whatsapp-float {
        right: 1.5rem;
        bottom: 1.5rem;
        width: 3.75rem;
        height: 3.75rem;
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease both;
}

.delay-200 {
    animation-delay: 0.2s;
}

.technology-section {
    overflow: hidden;
    border-top: 1px solid #1e293b;
    border-bottom: 1px solid #1e293b;
    background: #0f172a;
    color: #ffffff;
    padding: 3.25rem 0 2.25rem;
}

.technology-section-inner {
    max-width: 80rem;
    margin: 0 auto;
    padding: 0 1rem;
}

.technology-intro {
    max-width: 48rem;
    margin: 0 auto 1.5rem;
    text-align: center;
}

.technology-kicker {
    margin: 0 0 0.75rem;
    color: #7dd3fc;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.technology-intro h2 {
    margin: 0 0 1rem;
    color: #ffffff;
    font-family: "Raleway", sans-serif;
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
}

.technology-intro p:not(.technology-kicker) {
    margin: 0;
    color: #cbd5e1;
    font-size: 1rem;
    line-height: 1.7;
}

.tech-carousel {
    --tech-card-width: 15.5rem;
    --tech-card-gap: 0.75rem;
    --tech-items: 7;
    --tech-set-width: calc((var(--tech-card-width) + var(--tech-card-gap)) * var(--tech-items));
    position: relative;
    width: 100%;
    margin-left: 0;
    min-width: 0;
    overflow: hidden;
    padding: 0.25rem 0;
}

.tech-carousel::before,
.tech-carousel::after {
    display: none;
}

.tech-carousel-track {
    display: flex;
    gap: 0;
    width: max-content;
    animation: techCarouselScroll 36s linear infinite;
    will-change: transform;
}

.tech-carousel:hover .tech-carousel-track {
    animation-play-state: paused;
}

.tech-carousel-set {
    box-sizing: border-box;
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: var(--tech-card-width);
    flex: 0 0 var(--tech-set-width);
    gap: var(--tech-card-gap);
    padding-right: var(--tech-card-gap);
}

.tech-card {
    box-sizing: border-box;
    display: grid;
    grid-template-rows: 5.25rem auto auto;
    align-items: start;
    width: var(--tech-card-width);
    min-height: 13rem;
    padding: 1rem;
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 8px;
    background: #111c31;
}

.tech-logo-box {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 5.25rem;
    padding: 0.7rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #ffffff;
    overflow: hidden;
}

.tech-logo-box img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: 9.5rem;
    object-fit: contain;
    transform: scale(1.38);
}

.tech-card h3 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.25;
    margin: 0.85rem 0 0.35rem;
}

.tech-card p {
    color: #cbd5e1;
    font-size: 0.83rem;
    line-height: 1.45;
    margin: 0;
}

@keyframes techCarouselScroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(calc(var(--tech-set-width) * -1));
    }
}

@media (min-width: 640px) {
    .technology-section-inner {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (max-width: 640px) {
    .technology-section {
        padding: 2.75rem 0 1.75rem;
    }

    .tech-card {
        min-height: 12rem;
    }

    .tech-carousel {
        --tech-card-width: 13.75rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .tech-carousel {
        overflow-x: auto;
    }

    .tech-carousel::before,
    .tech-carousel::after {
        display: none;
    }

    .tech-carousel-track {
        animation: none;
    }

    .tech-carousel-set[aria-hidden="true"] {
        display: none;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}