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

:root {
    --black: #000000;
    --black-light: #0a0a0a;
    --pink: #ff00ff;
    --pink-neon: #ff00ff;
    --pink-bright: #ff1493;
    --pink-glow: rgba(255, 0, 255, 0.5);
    --pink-dark: #cc00cc;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--black);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--black-light);
    border-bottom: 2px solid var(--pink-neon);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px var(--pink-glow);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo h1 {
    font-size: 2em;
    color: var(--pink-neon);
    text-shadow: 0 0 10px var(--pink-glow), 0 0 20px var(--pink-glow);
    font-weight: bold;
}

.logo-glow {
    font-size: 1.5em;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    position: relative;
    padding: 5px 0;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pink-neon);
    transition: width 0.3s;
    box-shadow: 0 0 10px var(--pink-glow);
}

.nav a:hover {
    color: var(--pink-neon);
    text-shadow: 0 0 10px var(--pink-glow);
}

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

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 80px 0;
    background: linear-gradient(135deg, var(--black) 0%, var(--black-light) 50%, var(--black) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--pink-glow) 0%, transparent 70%);
    opacity: 0.1;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInLeft 1s ease;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    line-height: 1.2;
}

.brand {
    color: var(--pink-neon);
    text-shadow: 0 0 20px var(--pink-glow), 0 0 40px var(--pink-glow);
    font-weight: bold;
}

.hero-subtitle {
    font-size: 1.5em;
    color: var(--pink-bright);
    margin-bottom: 20px;
    text-shadow: 0 0 10px var(--pink-glow);
}

.hero-description {
    font-size: 1.2em;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background-color: var(--black-light);
    border: 2px solid var(--pink-neon);
    color: var(--pink-neon);
    box-shadow: 0 0 20px var(--pink-glow);
}

.btn-primary:hover {
    background-color: var(--pink-neon);
    color: var(--black);
    box-shadow: 0 0 30px var(--pink-glow), 0 0 50px var(--pink-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--pink-bright);
    color: var(--pink-bright);
}

.btn-secondary:hover {
    background-color: var(--pink-bright);
    color: var(--black);
    box-shadow: 0 0 20px var(--pink-glow);
    transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
    animation: fadeInRight 1s ease;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.floating-card {
    position: absolute;
    background-color: var(--black-light);
    border: 2px solid var(--pink-neon);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 0 20px var(--pink-glow);
    animation: float 3s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: 10%;
    animation-delay: 1s;
}

.card-3 {
    bottom: 10%;
    left: 30%;
    animation-delay: 2s;
}

.card-icon {
    font-size: 2.5em;
    margin-bottom: 10px;
    filter: drop-shadow(0 0 10px var(--pink-glow));
}

.card-content h3 {
    color: var(--pink-neon);
    margin-bottom: 5px;
    text-shadow: 0 0 10px var(--pink-glow);
}

.card-content p {
    font-size: 0.9em;
    opacity: 0.8;
}

/* Features Section */
.features {
    padding: 100px 0;
    background-color: var(--black);
}

.section-title {
    text-align: center;
    font-size: 3em;
    margin-bottom: 60px;
    color: var(--pink-neon);
    text-shadow: 0 0 20px var(--pink-glow);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--black-light);
    border: 2px solid var(--pink-neon);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.2);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 40px var(--pink-glow);
    border-color: var(--pink-bright);
}

.feature-icon {
    font-size: 3em;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 15px var(--pink-glow));
}

.feature-card h3 {
    color: var(--pink-neon);
    margin-bottom: 15px;
    font-size: 1.5em;
    text-shadow: 0 0 10px var(--pink-glow);
}

.feature-card p {
    opacity: 0.8;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--black-light);
}

.about-main {
    text-align: center;
    font-size: 1.5em;
    margin-bottom: 60px;
    color: var(--pink-bright);
    text-shadow: 0 0 10px var(--pink-glow);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.about-card {
    background-color: var(--black);
    border: 2px solid var(--pink-neon);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.2);
    transition: all 0.3s;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px var(--pink-glow);
}

.about-icon {
    font-size: 3em;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 15px var(--pink-glow));
}

.about-card h3 {
    color: var(--pink-neon);
    margin-bottom: 15px;
    text-shadow: 0 0 10px var(--pink-glow);
}

.about-card p {
    opacity: 0.8;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: var(--black);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-item {
    background-color: var(--black-light);
    border: 2px solid var(--pink-neon);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.2);
    transition: all 0.3s;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px var(--pink-glow);
}

.contact-icon {
    font-size: 3em;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 15px var(--pink-glow));
}

.contact-item h3 {
    color: var(--pink-neon);
    margin-bottom: 15px;
    text-shadow: 0 0 10px var(--pink-glow);
}

.contact-item p {
    opacity: 0.8;
}

/* Footer */
.footer {
    background-color: var(--black-light);
    border-top: 2px solid var(--pink-neon);
    padding: 60px 0 20px;
    box-shadow: 0 -2px 20px var(--pink-glow);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--pink-neon);
    margin-bottom: 20px;
    text-shadow: 0 0 10px var(--pink-glow);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s;
    opacity: 0.8;
}

.footer-section a:hover {
    color: var(--pink-neon);
    text-shadow: 0 0 10px var(--pink-glow);
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 0, 255, 0.3);
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5em;
    }
    
    .nav {
        flex-direction: column;
        gap: 15px;
    }
    
    .features-grid,
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-card {
        position: relative;
        margin-bottom: 20px;
    }
    
    .hero-visual {
        height: auto;
    }
}