/* Light Streak Animation - Red Theme */

/* Container for light streaks */
.light-streak-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* Individual light streak */
.light-streak {
    position: absolute;
    width: 2px;
    height: 150px;
    background: linear-gradient(
        to bottom,
        rgba(220, 38, 38, 0) 0%,
        rgba(220, 38, 38, 0.8) 50%,
        rgba(220, 38, 38, 0) 100%
    );
    opacity: 0;
    animation: streak 3s linear infinite;
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.5),
                0 0 20px rgba(220, 38, 38, 0.3),
                0 0 30px rgba(220, 38, 38, 0.1);
}

/* Streak animation - diagonal movement */
@keyframes streak {
    0% {
        transform: translateX(-100px) translateY(-100px) rotate(45deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateX(calc(100vw + 100px)) translateY(calc(100vh + 100px)) rotate(45deg);
        opacity: 0;
    }
}

/* Different streak variations */
.light-streak:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
    animation-duration: 3s;
}

.light-streak:nth-child(2) {
    left: 25%;
    animation-delay: 0.5s;
    animation-duration: 3.5s;
}

.light-streak:nth-child(3) {
    left: 40%;
    animation-delay: 1s;
    animation-duration: 4s;
}

.light-streak:nth-child(4) {
    left: 55%;
    animation-delay: 1.5s;
    animation-duration: 3.2s;
}

.light-streak:nth-child(5) {
    left: 70%;
    animation-delay: 2s;
    animation-duration: 3.8s;
}

.light-streak:nth-child(6) {
    left: 85%;
    animation-delay: 2.5s;
    animation-duration: 3.3s;
}

/* Thicker streaks for variety */
.light-streak.thick {
    width: 3px;
    height: 200px;
    background: linear-gradient(
        to bottom,
        rgba(239, 68, 68, 0) 0%,
        rgba(239, 68, 68, 0.9) 50%,
        rgba(239, 68, 68, 0) 100%
    );
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.6),
                0 0 30px rgba(239, 68, 68, 0.4),
                0 0 45px rgba(239, 68, 68, 0.2);
}

/* Slower streaks */
.light-streak.slow {
    animation-duration: 5s;
}

/* Faster streaks */
.light-streak.fast {
    animation-duration: 2s;
}

/* Ambient glow effect */
.light-streak-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle at center,
        rgba(220, 38, 38, 0.03) 0%,
        rgba(220, 38, 38, 0.01) 50%,
        transparent 100%
    );
    animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

/* Ensure page content stays above streaks */
body > * {
    position: relative;
    z-index: 1;
}

/* Special effect for hero sections */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section .light-streak-container {
    position: absolute;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .light-streak {
        width: 1.5px;
        height: 100px;
    }
    
    .light-streak.thick {
        width: 2px;
        height: 130px;
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .light-streak {
        animation: none;
        opacity: 0.1;
    }
    
    .light-streak-container::before {
        animation: none;
    }
}

/* Alternative: Horizontal streaks */
.light-streak.horizontal {
    width: 150px;
    height: 2px;
    background: linear-gradient(
        to right,
        rgba(220, 38, 38, 0) 0%,
        rgba(220, 38, 38, 0.8) 50%,
        rgba(220, 38, 38, 0) 100%
    );
    animation: streak-horizontal 4s linear infinite;
}

@keyframes streak-horizontal {
    0% {
        transform: translateX(-200px) translateY(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateX(calc(100vw + 200px)) translateY(0) rotate(0deg);
        opacity: 0;
    }
}

/* Particle effect for extra sparkle */
.light-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(239, 68, 68, 0.8);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.8),
                0 0 20px rgba(239, 68, 68, 0.4);
    animation: particle-float 6s ease-in-out infinite;
    opacity: 0;
}

@keyframes particle-float {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(50px);
        opacity: 0;
    }
}

.light-particle:nth-child(odd) {
    animation-delay: 1s;
    left: 20%;
}

.light-particle:nth-child(even) {
    animation-delay: 3s;
    left: 80%;
}