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

body {
    font-family: 'Inter', sans-serif;
    background: #0a0e27;
    color: #fff;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

.background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top, #1a1f3a 0%, #0a0e27 100%);
    z-index: -2;
}

.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    animation: gridMove 20s linear infinite;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0);
    border-bottom: 1px solid rgba(99, 102, 241, 0);
    padding: 20px 0;
    box-shadow: 0 0 0 rgba(0, 0, 0, 0);
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navbar.scrolled {
    background: rgba(10, 14, 39, 0.98);
    border-bottom: 1px solid rgba(99, 102, 241, 0.4);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
    padding: 15px 0;
}

.nav-links {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 15px;
    padding: 10px 20px;
    transition: all 0.3s ease;
}

.navbar.scrolled .nav-links {
    gap: 8px;
    padding: 8px 15px;
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(99, 102, 241, 0.4);
}

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-weight: 500;
    padding: 12px 24px;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    font-size: 15px;
    white-space: nowrap;
}

.navbar.scrolled .nav-link {
    padding: 10px 20px;
    font-size: 14px;
}

.nav-link:hover,
.nav-link.active {
    color: #fff;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transform: translateY(-2px);
}

.main-content {
    padding-top: 100px;
    padding: 100px 2rem 2rem;
    min-height: calc(100vh - 80px);
}

.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 0;
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    animation: textShine 3s ease-in-out infinite;
}

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

.hero-description {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.7);
    animation: fadeInUp 1s ease-out 0.3s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.btn-primary,
.btn-secondary {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.7);
}

.btn-secondary {
    background: rgba(15, 23, 42, 0.9);
    color: white;
    border: 1px solid rgba(99, 102, 241, 0.4);
}

.btn-secondary:hover {
    background: rgba(30, 41, 59, 0.9);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s ease-out;
}

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

.floating-card {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 25px 70px rgba(99, 102, 241, 0.3);
    position: relative;
    overflow: hidden;
}

.floating-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(50%, -50%);
}

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

.floating-card i {
    font-size: 3rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
    animation: bounce 2s infinite;
    display: inline-block;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.floating-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: white;
}

.floating-card p {
    color: rgba(255, 255, 255, 0.6);
}

.features-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 4rem auto 0;
}

.feature-card {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: fadeInUp 1s ease-out both;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(50%, -50%);
    transition: all 0.5s ease;
}

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: rgba(99, 102, 241, 0.6);
    box-shadow: 0 25px 70px rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.7) 100%);
}

.feature-card:hover::after {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
}

.feature-card i {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 1rem;
    display: inline-block;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.feature-card:hover i {
    transform: scale(1.3) rotate(-10deg);
    color: #a855f7;
    filter: drop-shadow(0 0 25px rgba(168, 85, 247, 0.9));
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: white;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

.floating-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.countdown-container {
    margin-top: 3rem;
    animation: fadeInUp 1s ease-out 1.5s both;
}

.countdown-container h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: white;
    text-align: center;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.countdown-item {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.6) 100%);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    min-width: 120px;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

.countdown-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.countdown-item:hover::before {
    transform: scaleX(1);
}

.countdown-item:hover {
    transform: translateY(-10px) scale(1.05);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.7) 100%);
    box-shadow: 0 25px 70px rgba(99, 102, 241, 0.4);
    border-color: rgba(99, 102, 241, 0.6);
}

.countdown-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
    animation: numberGlow 2s ease-in-out infinite alternate;
}

@keyframes numberGlow {
    from { filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.5)); }
    to { filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.8)); }
}

.countdown-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@keyframes numberPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

@media (max-width: 768px) {
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }
    
    .nav-link {
        padding: 8px 15px;
        font-size: 12px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .countdown {
        gap: 1.5rem;
    }
    
    .countdown-item {
        min-width: 100px;
    }
    
    .countdown-number {
        font-size: 2.5rem;
    }
    
    .countdown-container h3 {
        font-size: 1.5rem;
    }
}