/* ========================================
   AURORA HOMEPAGE STYLES
   SPoNGe Brand
   ======================================== */

:root {
    --sponge-black: #000000;
    --sponge-white: #FFFFFF;
    --sponge-blue: #4A90D9;
    --sponge-yellow: #F5D547;
    --aurora-violet: #9B8FD9;
    --aurora-purple: #7B6BA6;
}

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--sponge-black);
}

/* ========================================
   CANVAS BACKGROUND
   ======================================== */

#aurora-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

/* ========================================
   NAVIGATION BAR
   ======================================== */

.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 2rem 0;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
}

nav a {
    font-family: 'Libre Baskerville', 'Georgia', 'Times New Roman', serif;
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--sponge-white);
    text-decoration: none;
    letter-spacing: 0.15em;
    opacity: 0.9;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    padding: 0.5rem 0;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--sponge-white), transparent);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translateX(-50%);
}

nav a:hover {
    opacity: 1;
    text-shadow: 0 0 20px rgba(155, 143, 217, 0.5);
}

nav a:hover::after {
    width: 100%;
}

/* ========================================
   CONTENT OVERLAY
   ======================================== */

.content-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 50;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.content-overlay > * {
    pointer-events: auto;
}

/* ========================================
   BRAND TITLE
   ======================================== */

.brand-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 300;
    color: var(--sponge-white);
    letter-spacing: 0.2em;
    text-align: center;
    opacity: 0;
    animation: titleFadeIn 2s ease 0.5s forwards;
    text-shadow: 0 0 60px rgba(155, 143, 217, 0.3);
}

@keyframes titleFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 0.95;
        transform: translateY(0);
    }
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 768px) {
    nav {
        gap: 2.5rem;
    }
    
    nav a {
        font-size: 0.95rem;
        letter-spacing: 0.12em;
    }
    
    .nav-container {
        padding: 1.5rem 0;
    }
    
    .brand-title {
        font-size: clamp(2rem, 14vw, 4rem);
        letter-spacing: 0.15em;
    }
}

@media (max-width: 480px) {
    nav {
        gap: 1.5rem;
    }
    
    nav a {
        font-size: 0.85rem;
        letter-spacing: 0.1em;
    }
    
    .nav-container {
        padding: 1rem 0;
    }
}

/* ========================================
   LOADING STATE
   ======================================== */

.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--sponge-black);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 1s ease-out;
}

.loading.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loading-text {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--sponge-white);
    letter-spacing: 0.3em;
    opacity: 0.5;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.7; }
}