@import url('base.css');

body,
html {
    width: 100%;
    height: 100%;
    background: #f1f5f9;
    overflow: hidden;
    color: #1e293b;
}

.bg-video-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1000;
}

#is-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.8) grayscale(0.2);
}

.bg-white-fog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(241, 245, 249, 0.4) 0%, rgba(241, 245, 249, 0.9) 100%);
    z-index: -999;
}

#network-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.stage-3d {
    position: relative;
    width: 100%;
    height: 100vh;
    perspective: 1500px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.canvas-3d {
    position: relative;
    width: 100%;
    max-width: 1400px;
    height: 100%;
    transform-style: preserve-3d;
}

.floating-node {
    position: absolute;
    width: 340px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    padding: 25px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.7s cubic-bezier(0.19, 1, 0.22, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.near {
    transform: translate3d(0, 0, 150px);
    z-index: 100;
    border-color: #6366f1;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.mid {
    transform: translate3d(0, 0, -100px);
    z-index: 50;
    background: #f8fafc;
    border-color: #f1f5f9;
    filter: saturate(0.5);
}

.far {
    transform: translate3d(0, 0, -350px);
    z-index: 10;
    background: #f1f5f9;
    border-color: #e2e8f0;
    opacity: 0.8;
    filter: grayscale(1);
}

.floating-node:hover {
    transform: translate3d(0, 0, 250px) !important;
    background: #ffffff;
    border-color: #4f46e5;
    box-shadow: 0 40px 80px rgba(79, 70, 229, 0.15);
    z-index: 500 !important;
}

@keyframes drift {
    0%,
    100% {
        transform: translate(0, 0) translateY(0);
    }
    50% {
        transform: translate(5px, -15px);
    }
}

.is-anim {
    animation: drift 5s ease-in-out infinite alternate;
}

.ui-overlay {
    position: fixed;
    bottom: 40px;
    right: 50px;
    z-index: 1000;
    text-align: right;
}

.is-hero-group {
    margin-bottom: 25px;
}

.is-hero-small {
    font-size: 3.8rem;
    font-weight: 950;
    font-style: italic;
    line-height: 0.95;
    letter-spacing: -0.05em;
    text-transform: uppercase;
    color: #0f172a;
    display: block;
}

#audio-btn {
    background: #ffffff;
    padding: 10px 20px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    border: 1px solid #e2e8f0;
    font-size: 10px;
    font-weight: 900;
    color: #64748b;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.node-title {
    color: #0f172a;
}

.node-meta {
    color: #94a3b8;
}