/* Smooth section transitions */

/* Common background for all sections */
.section-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
    pointer-events: none;
}

/* Seamless section transitions */
section {
    position: relative;
}

section::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 50px;
    background: linear-gradient(to bottom, rgba(18, 18, 18, 0), var(--dark-color));
    z-index: 2;
    pointer-events: none;
}

section + section::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 50px;
    background: linear-gradient(to top, rgba(18, 18, 18, 0), var(--dark-color));
    z-index: 2;
    pointer-events: none;
}

/* Active section highlight */
section.active-section {
    z-index: 5;
}

section.active-section::before {
    opacity: 0.08;
    animation: pulseBackground 4s ease-in-out infinite;
}

@keyframes pulseBackground {
    0% { opacity: 0.04; }
    50% { opacity: 0.08; }
    100% { opacity: 0.04; }
}

/* Section transitions on scroll */
.fade-transition {
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

/* Custom transition for each section type */
#home {
    background: linear-gradient(to bottom, rgba(18, 18, 18, 0.7), rgba(18, 18, 18, 0.5));
}

#about::before {
    background-image: 
        radial-gradient(1.2px 1.2px at 30% 30%, var(--accent-color) 0%, transparent 100%),
        radial-gradient(1px 1px at 60% 60%, var(--secondary-color) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 40% 40%, var(--primary-color) 0%, transparent 100%);
    background-size: 130px 130px;
}

#team-sermath::before {
    background-image: 
        radial-gradient(1px 1px at 25% 25%, var(--accent-color) 0%, transparent 100%),
        radial-gradient(1px 1px at 75% 75%, var(--secondary-color) 0%, transparent 100%),
        radial-gradient(2px 2px at 50% 50%, var(--primary-color) 0%, transparent 100%);
    background-size: 150px 150px;
}

#games::before {
    background-image: 
        radial-gradient(1px 1px at 20% 20%, var(--accent-color) 0%, transparent 100%),
        radial-gradient(1px 1px at 65% 65%, var(--secondary-color) 0%, transparent 100%),
        radial-gradient(1.8px 1.8px at 45% 45%, var(--primary-color) 0%, transparent 100%);
    background-size: 140px 140px;
}

#tech::before {
    background-image: 
        radial-gradient(1.2px 1.2px at 35% 35%, var(--accent-color) 0%, transparent 100%),
        radial-gradient(1px 1px at 70% 70%, var(--secondary-color) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 55% 55%, var(--primary-color) 0%, transparent 100%);
    background-size: 135px 135px;
}

#skills::before {
    background-image: 
        radial-gradient(1.5px 1.5px at 25% 25%, var(--accent-color) 0%, transparent 100%),
        radial-gradient(1px 1px at 75% 75%, var(--secondary-color) 0%, transparent 100%),
        radial-gradient(1px 1px at 50% 50%, var(--primary-color) 0%, transparent 100%);
    background-size: 120px 120px;
}

/* Fixed background elements that show through sections */
.bg-stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -5;
    pointer-events: none;
    opacity: 0.6;
    background-image: 
        radial-gradient(1px 1px at 10% 10%, rgba(255, 255, 255, 0.8), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.7), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 30% 70%, rgba(255, 255, 255, 0.8), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 40% 40%, rgba(255, 255, 255, 0.7), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 60% 30%, rgba(255, 255, 255, 0.8), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 70% 70%, rgba(255, 255, 255, 0.7), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 80% 20%, rgba(255, 255, 255, 0.8), rgba(0, 0, 0, 0)),
        radial-gradient(1px 1px at 90% 50%, rgba(255, 255, 255, 0.7), rgba(0, 0, 0, 0));
    background-size: 200% 200%;
    animation: floatingStars 100s linear infinite;
}

@keyframes floatingStars {
    0% { background-position: 0% 0%; }
    50% { background-position: 100% 100%; }
    100% { background-position: 0% 0%; }
}

/* Fix for mobile */
@media (max-width: 768px) {
    section::after,
    section + section::before {
        height: 30px;
    }
}