:root {
    --ratio: 1.618;
    --space-xs: calc(1rem / var(--ratio));
    --space-sm: 1rem;
    --space-md: calc(1rem * var(--ratio));
    --space-lg: calc(1rem * var(--ratio) * var(--ratio));
    --space-xl: calc(1rem * var(--ratio) * var(--ratio) * var(--ratio));

    --black: #000000;
    --gold-primary: #D4AF37;
    --gold-secondary: #FFD700;
    --gold-accent: #FFC125;
    --text-primary: rgba(255, 255, 255, 0.95);
    --text-secondary: rgba(255, 255, 255, 0.7);
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--black);
    color: var(--text-primary);
    line-height: var(--ratio);
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: var(--space-lg);
    position: relative;
    z-index: 1;
}

.ethereal-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

#animationCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, #000000, #080808);
    filter: contrast(1.2);
}

.container {
    position: relative;
    z-index: 1;
}

.content {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

h1 {
    mix-blend-mode: difference;
}

.geometric-background::before,
.geometric-background::after {
    content: '';
    position: absolute;
    width: 200vmax;
    height: 200vmax;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        var(--gold-primary) 5deg,
        transparent 10deg,
        transparent 30deg,
        var(--gold-primary) 35deg,
        transparent 40deg,
        transparent 60deg,
        var(--gold-primary) 65deg,
        transparent 70deg,
        transparent 90deg,
        var(--gold-primary) 95deg,
        transparent 100deg,
        transparent 120deg,
        var(--gold-primary) 125deg,
        transparent 130deg,
        transparent 150deg,
        var(--gold-primary) 155deg,
        transparent 160deg,
        transparent 180deg,
        var(--gold-primary) 185deg,
        transparent 190deg,
        transparent 210deg,
        var(--gold-primary) 215deg,
        transparent 220deg,
        transparent 240deg,
        var(--gold-primary) 245deg,
        transparent 250deg,
        transparent 270deg,
        var(--gold-primary) 275deg,
        transparent 280deg,
        transparent 300deg,
        var(--gold-primary) 305deg,
        transparent 310deg,
        transparent 330deg,
        var(--gold-primary) 335deg,
        transparent 340deg,
        transparent 360deg
    );
    opacity: 0.08;
    animation: rotate 60s linear infinite;
    transform-origin: center;
}

.geometric-background::after {
    animation-direction: reverse;
    opacity: 0.05;
}

.logo-container {
    position: relative;
    width: calc(var(--space-xl) * 2);
    height: calc(var(--space-xl) * 2);
    margin-bottom: var(--space-xl);
    animation: appearScale 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo-placeholder {
    position: relative;
    width: 100%;
    height: 100%;
    background: conic-gradient(
        from -45deg,
        var(--gold-primary),
        var(--gold-secondary),
        var(--gold-accent),
        var(--gold-primary)
    );
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: calc(var(--space-lg) * 1.5);
    font-weight: bold;
    color: var(--black);
    text-transform: uppercase;
    box-shadow: 
        0 0 30px rgba(212, 175, 55, 0.2),
        0 0 60px rgba(212, 175, 55, 0.1),
        0 0 90px rgba(212, 175, 55, 0.05);
    transform: rotate(0deg);
    animation: pulseGlow 4s ease-in-out infinite;
}

.logo-placeholder::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    background: conic-gradient(
        from 0deg,
        transparent,
        var(--gold-primary),
        transparent
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -1;
}

.content {
    text-align: center;
    max-width: calc(var(--space-xl) * 8);
    animation: appearUp 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

h1 {
    font-size: calc(var(--space-xl) * 1.2);
    margin-bottom: var(--space-lg);
    background: linear-gradient(
        45deg,
        var(--gold-primary),
        var(--gold-secondary),
        var(--gold-accent)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: var(--space-lg);
    margin-bottom: var(--space-xl);
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 38ch;
    margin-left: auto;
    margin-right: auto;
    line-height: calc(var(--ratio) * 1.2);
}

.coming-soon {
    font-size: var(--space-md);
    color: var(--gold-primary);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-top: var(--space-xl);
    padding: var(--space-md) var(--space-lg);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.coming-soon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid var(--gold-primary);
    animation: borderDance 4s linear infinite;
}

@keyframes appearScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes appearUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 
            0 0 30px rgba(212, 175, 55, 0.2),
            0 0 60px rgba(212, 175, 55, 0.1),
            0 0 90px rgba(212, 175, 55, 0.05);
    }
    50% {
        box-shadow: 
            0 0 40px rgba(212, 175, 55, 0.3),
            0 0 80px rgba(212, 175, 55, 0.2),
            0 0 120px rgba(212, 175, 55, 0.1);
    }
}

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

@keyframes borderDance {
    0%, 100% {
        clip-path: inset(0 0 0 0);
    }
    25% {
        clip-path: inset(0 0 0 100%);
    }
    50% {
        clip-path: inset(0 0 100% 0);
    }
    75% {
        clip-path: inset(0 100% 0 0);
    }
}

@media (max-width: 768px) {
    :root {
        --ratio: 1.414;
    }

    .logo-container {
        width: calc(var(--space-xl) * 1.5);
        height: calc(var(--space-xl) * 1.5);
    }

    h1 {
        font-size: calc(var(--space-lg) * 2);
    }

    .tagline {
        font-size: var(--space-md);
    }
}

@media (prefers-reduced-motion: reduce) {
    .geometric-background::before,
    .geometric-background::after,
    .logo-placeholder::before,
    .coming-soon::before {
        animation: none;
    }

    .logo-container,
    .content {
        animation: none;
        opacity: 1;
    }
}