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

body {
    font-family: 'Arial', sans-serif;
    overflow: hidden;
    background: #000;
}

.container {
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

/* Abstracte achtergrond gradiënten */
.background-gradients {
    position: absolute;
    inset: 0;
    opacity: 0.6;
    background: 
        radial-gradient(circle at 50% 50%, rgba(147, 51, 234, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 30% 70%, rgba(59, 130, 246, 0.4) 0%, transparent 60%),
        radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.2) 0%, transparent 70%);
    transition: all 0.3s ease;
}

/* Zwevende geometrische deeltjes */
.particles-container {
    position: absolute;
    inset: 0;
}

.particle {
    position: absolute;
    opacity: 0.4;
    animation: float 3s ease-in-out infinite;
}

/* Hoofdcontent */
.main-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

/* Titel sectie */
.title-section {
    margin-bottom: 4rem;
    text-align: center;
}

.infinity-symbol {
    font-size: 7rem;
    font-weight: 100;
    color: white;
    margin-bottom: 1rem;
    letter-spacing: 0.5rem;
    text-shadow: 0 0 20px rgba(255,255,255,0.5);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.infinity-symbol:hover {
    transform: scale(1.1);
}

.title-line {
    height: 1px;
    width: 8rem;
    margin: 0 auto;
    background: linear-gradient(to right, transparent, white, transparent);
    opacity: 0.6;
}

/* Centrale vorm */
.central-form {
    position: relative;
    margin-bottom: 4rem;
}

.main-circle {
    width: 20rem;
    height: 20rem;
    position: relative;
    cursor: pointer;
    transition: all 1s ease;
    transform-style: preserve-3d;
    animation: mainRotate 20s linear infinite;
}

.main-circle:hover {
    transform: scale(1.1);
}

/* Ringen */
.ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid;
    opacity: 0.6;
    animation: ringRotate 15s linear infinite;
}

.ring-1 {
    border-color: hsl(0, 70%, 60%);
    transform: rotateX(0deg) rotateY(0deg) scale(0.8);
    animation-delay: 0s;
}

.ring-2 {
    border-color: hsl(60, 70%, 60%);
    transform: rotateX(30deg) rotateY(45deg) scale(0.9);
    animation-delay: 0.2s;
}

.ring-3 {
    border-color: hsl(120, 70%, 60%);
    transform: rotateX(60deg) rotateY(90deg) scale(1.0);
    animation-delay: 0.4s;
}

.ring-4 {
    border-color: hsl(180, 70%, 60%);
    transform: rotateX(90deg) rotateY(135deg) scale(1.1);
    animation-delay: 0.6s;
}

.ring-5 {
    border-color: hsl(240, 70%, 60%);
    transform: rotateX(120deg) rotateY(180deg) scale(1.2);
    animation-delay: 0.8s;
}

/* Centrale kern */
.central-core {
    position: absolute;
    inset: 33.33%;
    border-radius: 50%;
    background: radial-gradient(circle, hsl(300, 80%, 70%) 0%, hsl(60, 80%, 50%) 50%, transparent 100%);
    filter: blur(2px);
    animation: coreScale 4s ease-in-out infinite;
}

/* Orbiterende elementen */
.orbit-element {
    position: absolute;
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    left: 50%;
    top: 50%;
    transform-origin: 0 0;
    animation: orbit 6s linear infinite;
}

.orbit-1 {
    background: hsl(0, 90%, 70%);
    box-shadow: 0 0 10px hsl(0, 90%, 70%);
    animation-delay: 0s;
    transform: translate(-50%, -50%) rotate(0deg) translateX(7.5rem) scale(0.8);
}

.orbit-2 {
    background: hsl(45, 90%, 70%);
    box-shadow: 0 0 10px hsl(45, 90%, 70%);
    animation-delay: 0.75s;
    transform: translate(-50%, -50%) rotate(45deg) translateX(8rem) scale(0.6);
}

.orbit-3 {
    background: hsl(90, 90%, 70%);
    box-shadow: 0 0 10px hsl(90, 90%, 70%);
    animation-delay: 1.5s;
    transform: translate(-50%, -50%) rotate(90deg) translateX(8.5rem) scale(0.9);
}

.orbit-4 {
    background: hsl(135, 90%, 70%);
    box-shadow: 0 0 10px hsl(135, 90%, 70%);
    animation-delay: 2.25s;
    transform: translate(-50%, -50%) rotate(135deg) translateX(7.8rem) scale(0.7);
}

.orbit-5 {
    background: hsl(180, 90%, 70%);
    box-shadow: 0 0 10px hsl(180, 90%, 70%);
    animation-delay: 3s;
    transform: translate(-50%, -50%) rotate(180deg) translateX(8.2rem) scale(0.8);
}

.orbit-6 {
    background: hsl(225, 90%, 70%);
    box-shadow: 0 0 10px hsl(225, 90%, 70%);
    animation-delay: 3.75s;
    transform: translate(-50%, -50%) rotate(225deg) translateX(7.7rem) scale(0.5);
}

.orbit-7 {
    background: hsl(270, 90%, 70%);
    box-shadow: 0 0 10px hsl(270, 90%, 70%);
    animation-delay: 4.5s;
    transform: translate(-50%, -50%) rotate(270deg) translateX(8.3rem) scale(0.9);
}

.orbit-8 {
    background: hsl(315, 90%, 70%);
    box-shadow: 0 0 10px hsl(315, 90%, 70%);
    animation-delay: 5.25s;
    transform: translate(-50%, -50%) rotate(315deg) translateX(7.9rem) scale(0.6);
}

/* Orbit lijnen */
.orbit-line {
    position: absolute;
    inset: 0;
    border: 1px solid;
    border-radius: 50%;
    opacity: 0.2;
    animation: orbitLineRotate 10s linear infinite;
}

.orbit-line-1 {
    border-color: hsl(0, 60%, 50%);
    transform: rotateX(0deg) rotateY(0deg) scale(1.2);
    border-style: solid;
}

.orbit-line-2 {
    border-color: hsl(120, 60%, 50%);
    transform: rotateX(60deg) rotateY(30deg) scale(1.5);
    border-style: dashed;
}

.orbit-line-3 {
    border-color: hsl(240, 60%, 50%);
    transform: rotateX(120deg) rotateY(60deg) scale(1.8);
    border-style: solid;
}

/* Navigatie */
.navigation {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
}

.nav-btn {
    width: 4rem;
    height: 4rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all 0.3s ease;
    animation: navRotate 20s linear infinite;
}

.nav-btn-1 {
    border-radius: 50%;
    animation-delay: 0s;
}

.nav-btn-2 {
    border-radius: 20%;
    animation-delay: 6.67s;
}

.nav-btn-3 {
    border-radius: 0%;
    animation-delay: 13.33s;
}

.nav-btn:hover {
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

/* Tekst content */
.text-content {
    text-align: center;
    max-width: 32rem;
}

.main-text {
    font-size: 1.125rem;
    color: rgb(209, 213, 219);
    font-weight: 300;
    letter-spacing: 0.05em;
    line-height: 1.75;
    opacity: 0.8;
    text-shadow: 0 0 10px rgba(255,255,255,0.1);
}

.sub-text {
    font-size: 0.875rem;
    opacity: 0.6;
}

/* Flow lijnen */
.flow-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.2;
    z-index: -1;
}

.flow-path {
    stroke-width: 1;
    fill: none;
    opacity: 0.4;
    animation: flowColor 10s ease-in-out infinite;
}

.flow-path-1 {
    stroke: hsl(0, 60%, 50%);
    animation-delay: 0s;
}

.flow-path-2 {
    stroke: hsl(60, 60%, 50%);
    animation-delay: 1.67s;
}

.flow-path-3 {
    stroke: hsl(120, 60%, 50%);
    animation-delay: 3.33s;
}

.flow-path-4 {
    stroke: hsl(180, 60%, 50%);
    animation-delay: 5s;
}

.flow-path-5 {
    stroke: hsl(240, 60%, 50%);
    animation-delay: 6.67s;
}

.flow-path-6 {
    stroke: hsl(300, 60%, 50%);
    animation-delay: 8.33s;
}

/* Footer */
.footer {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.footer-content {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgb(107, 114, 128);
    font-size: 0.75rem;
}

.footer-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: rgb(107, 114, 128);
    opacity: 0.5;
    animation: pulse 2s ease-in-out infinite;
}

/* Animaties */
@keyframes mainRotate {
    from { transform: rotateZ(0deg) scale(1); }
    50% { transform: rotateZ(180deg) scale(1.1); }
    to { transform: rotateZ(360deg) scale(1); }
}

@keyframes ringRotate {
    from { transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) scale(var(--scale, 1)) rotateZ(0deg); }
    to { transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) scale(var(--scale, 1)) rotateZ(360deg); }
}

@keyframes coreScale {
    0%, 100% { transform: scale(1); filter: blur(2px); }
    50% { transform: scale(1.3); filter: blur(4px); }
}

@keyframes orbit {
    from { transform: translate(-50%, -50%) rotate(0deg) translateX(var(--distance, 7.5rem)) scale(var(--orbit-scale, 0.8)); }
    to { transform: translate(-50%, -50%) rotate(360deg) translateX(var(--distance, 7.5rem)) scale(var(--orbit-scale, 0.8)); }
}

@keyframes orbitLineRotate {
    from { transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) scale(var(--scale, 1.2)) rotateZ(0deg); }
    to { transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) scale(var(--scale, 1.2)) rotateZ(360deg); }
}

@keyframes navRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes flowColor {
    0%, 100% { stroke: hsl(var(--hue, 0), 60%, 50%); }
    50% { stroke: hsl(calc(var(--hue, 0) + 180), 80%, 70%); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Responsive design */
@media (max-width: 768px) {
    .infinity-symbol {
        font-size: 4rem;
    }

    .main-circle {
        width: 15rem;
        height: 15rem;
    }

    .navigation {
        gap: 1rem;
    }

    .nav-btn {
        width: 3rem;
        height: 3rem;
        font-size: 1.2rem;
    }

    .main-text {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .infinity-symbol {
        font-size: 3rem;
    }

    .main-circle {
        width: 12rem;
        height: 12rem;
    }

    .main-content {
        padding: 1rem;
    }
}