/* CSS Reset & Basic Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #000000;
    color: #ffffff;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    /* No scroll */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* Abstract Background Blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    /* blur-3xl equivalent */
    opacity: 0.4;
    z-index: 0;
    animation: pulse-scale 6s infinite ease-in-out;
}

.blob-blue {
    top: 25%;
    left: 25%;
    width: 18rem;
    height: 18rem;
    background-color: rgba(59, 130, 246, 0.5);
    /* blue-500 */
    transform: translate(-50%, -50%);
}

.blob-purple {
    bottom: 25%;
    right: 25%;
    width: 24rem;
    height: 24rem;
    background-color: rgba(168, 85, 247, 0.5);
    /* purple-500 */
    transform: translate(50%, 50%);
    animation-delay: 1s;
}

@keyframes pulse-scale {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.3;
    }

    50% {
        transform: scale(1.2);
        opacity: 0.5;
    }
}

/* Content Container */
.content {
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
}

/* Icon Animation */
.icon-container {
    animation: pop-in 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    opacity: 0;
    transform: scale(0) rotate(-180deg);
    font-size: 4rem;
}

@keyframes pop-in {
    to {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

/* Text Gradient & Animation */
h1 {
    font-size: 3rem;
    /* text-4xl to 6xl */
    font-weight: 700;
    background: linear-gradient(to right, #60a5fa, #a855f7);
    /* blue-400 to purple-500 */
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    opacity: 0;
    transform: translateY(20px);
    animation: fade-up 0.8s ease-out 0.5s forwards;
}

/* Subtext Animation */
p.subtitle {
    font-size: 1.5rem;
    color: #9ca3af;
    /* gray-400 */
    font-weight: 300;
    opacity: 0;
    animation: fade-in 0.8s ease-out 1s forwards;
}

@keyframes fade-up {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fade-in {
    to {
        opacity: 1;
    }
}

/* Loading Dots */
.loading-dots {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    opacity: 0;
    animation: fade-in 0.5s ease-out 1.5s forwards;
}

.dot {
    width: 0.5rem;
    height: 0.5rem;
    background-color: #3b82f6;
    /* blue-500 */
    border-radius: 50%;
    animation: bounce 1s infinite alternate;
}

.dot:nth-child(2) {
    animation-delay: 0.2s;
}

.dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes bounce {
    to {
        transform: translateY(-0.5rem);
    }
}

@media (min-width: 768px) {
    h1 {
        font-size: 4.5rem;
    }
}