html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body::-webkit-scrollbar {
    display: none;
}

.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
}

video {
    object-fit: contain;
    overflow-clip-margin: content-box;
    overflow: clip;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.background video {
    position: absolute;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    width: 100vw;
    height: 100vh;
}

.blur-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(10px);
    z-index: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.logo {
    display: flex;
    justify-content: center;
    margin-top: 50px;
    z-index: 1000;
}

.logo-img {
    width: 700px;
    height: auto;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 2s ease forwards;
}

.incoming {
    display: flex;
    justify-content: center;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sitework {
    font-size: 32px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(90deg, #ff3300, #ff6600, #ffcc00, #ff6600, #ff3300);
    background-size: 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fireGlow 3s linear infinite;
    text-shadow:
        0 0 10px rgba(255, 80, 0, 0.8),
        0 0 20px rgba(255, 120, 0, 0.6),
        0 0 40px rgba(255, 160, 0, 0.4),
        2px 2px 8px rgba(0, 0, 0, 0.8);
}

@keyframes fireGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes firePulse {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

.sitework {
    animation: fireGlow 3s linear infinite, firePulse 1.5s ease-in-out infinite;
}

.smog {
    position: absolute;
    top: 450px;
    left: 100px;
    width: 100%;
    height: 100%;
    z-index: 1;
}
.smog .num1 {
    -webkit-animation: spreadSmog 7s infinite linear;
    animation: spreadSmog 7s infinite linear;
}
.smog .num2 {
    -webkit-animation: spreadSmog 15s infinite linear;
    animation: spreadSmog 15s infinite linear;
}
.smog .num3 {
    -webkit-animation: spreadSmog 40s infinite linear;
    animation: spreadSmog 40s infinite linear;
}
.smog .num1 {
    bottom: 0;
    left: -677px;
    width: 2354px;
    height: 1300px;
    opacity: 0;
}
.smog i {
    position: absolute;
    display: block;
    background: url(/assets/img/sp_smog.png) no-repeat;
    transform-origin: 50% 100%;
}
.smog .num2 {
    bottom: 0;
    left: -677px;
    width: 2354px;
    height: 1300px;
    opacity: 0;
}
.smog .num3 {
    bottom: 0;
    left: -677px;
    width: 2354px;
    height: 1300px;
    opacity: 0;
}
@keyframes spreadSmog {
    0% {
        transform: scale(0.5);
        -webkit-transform: scale(0.5);
        opacity: 0;
    }
    45% {
        transform: scale(0.75);
        -webkit-transform: scale(0.75);
        opacity: 1;
    }
    90% {
        transform: scale(1);
        -webkit-transform: scale(1);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        -webkit-transform: scale(1);
        opacity: 0;
    }
}