@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100;200;300;400;500;600;700;800;900&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    background: #000000;
    color: white;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* Animated grid background */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    z-index: 1;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Floating geometric shapes */
.floating-shapes {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.shape:nth-child(1) {
    width: 60px;
    height: 60px;
    top: 20%;
    left: 10%;
    animation: float1 8s ease-in-out infinite;
}

.shape:nth-child(2) {
    width: 40px;
    height: 40px;
    top: 60%;
    right: 15%;
    border-radius: 50%;
    animation: float2 10s ease-in-out infinite reverse;
}

.shape:nth-child(3) {
    width: 80px;
    height: 80px;
    bottom: 30%;
    left: 15%;
    transform: rotate(45deg);
    animation: float3 12s ease-in-out infinite;
}

.shape:nth-child(4) {
    width: 30px;
    height: 30px;
    top: 40%;
    right: 30%;
    border-radius: 50%;
    animation: float1 15s ease-in-out infinite reverse;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    33% { transform: translateY(-15px) translateX(10px); }
    66% { transform: translateY(10px) translateX(-5px); }
}

@keyframes float3 {
    0%, 100% { transform: rotate(45deg) translateY(0px); }
    50% { transform: rotate(225deg) translateY(-25px); }
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 3;
    top: 0;
    left: 0;
}

.content {
    position: relative;
    z-index: 10;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
}

.logo-container {
    width: 120px;
    height: 120px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 3rem;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: all 0.6s ease;
    animation: logoGlow 3s ease-in-out infinite alternate;
}

.logo-container::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    border-radius: 20px;
    animation: borderSweep 4s linear infinite;
    z-index: -1;
}

@keyframes logoGlow {
    0% { box-shadow: 0 0 20px rgba(255, 255, 255, 0.1); }
    100% { box-shadow: 0 0 40px rgba(255, 255, 255, 0.2), 0 0 60px rgba(255, 255, 255, 0.1); }
}

@keyframes borderSweep {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.logo-image {
    width: 80%;
    height: 80%;
    object-fit: contain;
    filter: brightness(1.1);
    transition: all 0.6s ease;
}

.logo-container:hover .logo-image {
    transform: scale(1.05);
    filter: brightness(1.3);
}

.main-title {
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    line-height: 0.9;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #ffffff 0%, #ffffff 50%, #cccccc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 40px rgba(255, 255, 255, 0.1);
    position: relative;
}

.main-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
    animation: underlineExpand 2s ease-out forwards;
    animation-delay: 1s;
}

@keyframes underlineExpand {
    0% { width: 0; }
    100% { width: 200px; }
}

.subtitle {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin-bottom: 4rem;
    line-height: 1.6;
    letter-spacing: 0.5px;
}

.cta-button {
    position: relative;
    padding: 18px 48px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #000000;
    background: #ffffff;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 1px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(255, 255, 255, 0.3);
    background: #f0f0f0;
}

.cta-button:active {
    transform: translateY(-1px);
}

/* Pulsing dots with enhanced animation */
.dots-container {
    margin-top: 5rem;
    display: flex;
    justify-content: center;
    gap: 12px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    animation: dotPulse 2s ease-in-out infinite;
}

.dot:nth-child(1) { animation-delay: 0s; }
.dot:nth-child(2) { animation-delay: 0.3s; }
.dot:nth-child(3) { animation-delay: 0.6s; }

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.5); opacity: 1; }
}

/* Enhanced entrance animations */
.animate-fade-in-up {
    animation: fadeInUp 1s ease-out forwards;
    opacity: 0;
    transform: translateY(30px);
}

.animate-fade-in-up.delay-1 { animation-delay: 0.2s; }
.animate-fade-in-up.delay-2 { animation-delay: 0.4s; }
.animate-fade-in-up.delay-3 { animation-delay: 0.8s; }
.animate-fade-in-up.delay-4 { animation-delay: 1.2s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .content {
        padding: 1.5rem;
    }
    
    .logo-container {
        width: 80px;
        height: 80px;
        margin-bottom: 2rem;
    }
    
    .subtitle {
        margin-bottom: 3rem;
    }
    
    .cta-button {
        padding: 16px 32px;
        font-size: 1rem;
        width: 100%;
        max-width: 280px;
    }
    
    .dots-container {
        margin-top: 3rem;
    }
    
    .shape {
        opacity: 0.5;
    }
}

@media (max-width: 480px) {
    .logo-container {
        width: 70px;
        height: 70px;
    }
}