:root {
    --hostay-gold: #d9a34a;
    --bg-dark: #0a0a0b;
    --border-color: rgba(217, 163, 74, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body,
html {
    min-height: 100vh;
    background-color: var(--bg-dark);
    color: #ffffff;
    font-family: 'Kulim Park', sans-serif;
    overflow-x: hidden;
}

@media (min-width: 1025px) {
    body,
    html {
        height: 100vh;
        overflow: hidden;
    }
}

.main-wrapper {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.animation-side {
    flex: 1.3;
    position: relative;
    background: #0d0d0f;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-right: 1px solid var(--border-color);
}

.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--hostay-gold), transparent);
    top: 0;
    z-index: 5;
    opacity: 0.5;
    animation: scanMove 4s linear infinite;
}

@keyframes scanMove {
    0% {
        top: -10%;
    }
    100% {
        top: 110%;
    }
}

.grid-blueprint {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(var(--border-color) 1px, transparent 1px), linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(circle, black 30%, transparent 80%);
    animation: gridPulse 6s infinite alternate;
}

@keyframes gridPulse {
    0% {
        opacity: 0.3;
        transform: scale(1);
    }
    100% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

.big-404 {
    font-size: 18vw;
    font-weight: 800;
    letter-spacing: -10px;
    position: relative;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
    background: linear-gradient(45deg, transparent 20%, var(--hostay-gold) 40%, #fff 50%, var(--hostay-gold) 60%, transparent 80%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    animation: liquidFlow 5s infinite linear;
    filter: drop-shadow(0 0 20px rgba(217, 163, 74, 0.2));
}

@keyframes liquidFlow {
    0% {
        background-position: 200% 0%;
    }
    100% {
        background-position: -200% 0%;
    }
}

.content-side {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 5% 8%;
    background: var(--bg-dark);
    position: relative;
}

.kicker {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--hostay-gold);
    margin-bottom: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 15px;
}

.kicker::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 25px;
    letter-spacing: -2px;
}

p {
    font-size: 1.1rem;
    color: #888;
    line-height: 1.7;
    margin-bottom: 40px;
    font-weight: 300;
}

.nav-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 18px 40px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    transition: 0.4s;
    display: inline-block;
    text-align: center;
}

.btn-gold {
    background: var(--hostay-gold);
    color: #000;
    border: 1px solid var(--hostay-gold);
}

.btn-gold:hover {
    background: transparent;
    color: var(--hostay-gold);
    transform: translateY(-3px);
}

.btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
}

@media (max-width: 1024px) {
    .animation-side {
        display: none;
    }
    .main-wrapper {
        display: block;
    }
    .content-side {
        min-height: 100vh;
        text-align: center;
        align-items: center;
        justify-content: center;
        padding: 40px 24px;
    }
    .kicker {
        width: 100%;
        justify-content: center;
    }
    .kicker::after {
        display: none;
    }
    .nav-buttons {
        width: 100%;
        flex-direction: column;
        gap: 15px;
    }
    .btn {
        width: 100%;
    }
}