.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.3s ease-out;
}

.loading-screen.hidden {
    opacity: 0;
}

.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

[data-aos]:not(.aos-animate) {
    will-change: transform, opacity;
}

[data-aos].aos-animate {
    will-change: auto;
}

.navbar.scrolled {
    will-change: transform;
}

.navbar:not(.scrolled) {
    will-change: auto;
}

img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.lazy-load {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.lazy-load.loaded {
    opacity: 1;
}

.skeleton-loader {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.video-placeholder {
    position: relative;
    overflow: hidden;
}

.video-placeholder video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.performance-marker {
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.container {
    contain: layout style paint;
}

@font-face {
    font-family: 'Noto Sans';
    font-display: swap;
    src: url('https://fonts.gstatic.com/s/notosans/v28/o-0IIpQlx3QUlC5A4PNr5TRA.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
}

.cta-button,
.why-choose-button {
    transition: transform 0.15s ease-out;
}

.cta-button:hover,
.why-choose-button:hover {
    transform: translateY(-2px);
    will-change: transform;
}

.cta-button:not(:hover),
.why-choose-button:not(:hover) {
    will-change: auto;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

.back-to-top.visible {
    will-change: transform;
}

.back-to-top:not(.visible) {
    will-change: auto;
}

.hero-bg.animating,
.service-visual img.animating {
    will-change: transform;
}

.hero-bg:not(.animating),
.service-visual img:not(.animating) {
    will-change: auto;
}

.service-card,
.team-card {
    transition: transform 0.2s ease-out;
}

.service-card:hover,
.team-card:hover {
    transform: translateY(-5px);
    will-change: transform;
}

.service-card:not(:hover),
.team-card:not(:hover) {
    will-change: auto;
}

input:focus,
textarea:focus,
button:active {
    will-change: transform;
}

input:not(:focus),
textarea:not(:focus),
button:not(:active) {
    will-change: auto;
}

img[data-src] {
    min-height: 200px;
    background: #f0f0f0;
}

@media (max-width: 768px) {
    [data-aos] {
        will-change: auto;
    }

    .hero-bg {
        will-change: auto;
    }
}

@media print {
    * {
        will-change: auto !important;
        transform: none !important;
    }

    .loading-screen,
    .navbar,
    .back-to-top {
        display: none !important;
    }
}