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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background: #ffffff;
    overflow-x: hidden;
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    animation: fadeInUp 0.6s ease-out;
}

.logo svg {
    transition: transform 0.3s;
}

.logo:hover svg {
    transform: rotate(360deg);
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.nav a {
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    transition: all 0.3s;
    position: relative;
}

.nav a:not(.btn-login):not(.btn-signup)::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s;
}

.nav a:not(.btn-login):not(.btn-signup):hover::after {
    width: 100%;
}

.nav a:hover {
    color: #2563eb;
}

.btn-login {
    color: #2563eb !important;
}

.btn-signup {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff !important;
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s;
}

.btn-signup:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
    color: #ffffff;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s linear infinite;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #ffffff;
    color: #667eea;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: 2px solid #ffffff;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.stat {
    text-align: center;
    animation: fadeInUp 1s ease-out 0.6s backwards;
    transition: transform 0.3s;
}

.stat:hover {
    transform: scale(1.1);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: #f9fafb;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: #ffffff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: #6b7280;
    line-height: 1.7;
}

/* Services Section */
.services {
    padding: 6rem 0;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
}

.services-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.service-item {
    background: #f9fafb;
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid #2563eb;
    transition: all 0.3s;
    animation: fadeInUp 0.8s ease-out;
}

.service-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-left-width: 8px;
}

.service-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #1f2937;
}

.service-item p {
    color: #6b7280;
    line-height: 1.7;
}

/* Network Section */
.network {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f9fafb 0%, #e5e7eb 100%);
}

.network h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.network-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 3rem;
}

.network-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.network-card {
    background: #ffffff;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
    animation: fadeInUp 0.8s ease-out;
}

.network-card:hover {
    transform: translateY(-10px) rotate(2deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.network-region {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: float 3s ease-in-out infinite;
}

.network-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.network-stat {
    font-size: 2rem;
    font-weight: 800;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.network-card p {
    color: #6b7280;
}

.network-cta {
    text-align: center;
    padding: 3rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    color: #ffffff;
    animation: fadeInUp 0.8s ease-out;
}

.network-cta h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* Stats Banner */
.stats-banner {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    padding: 4rem 0;
    color: #ffffff;
}

.stats-banner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stats-banner-item {
    text-align: center;
    animation: fadeInUp 0.8s ease-out;
}

.stats-banner-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stats-banner-label {
    font-size: 1rem;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: #1f2937;
    color: #9ca3af;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-column h4 {
    color: #ffffff;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: #9ca3af;
    text-decoration: none;
    transition: all 0.3s;
}

.footer-column a:hover {
    color: #ffffff;
    transform: translateX(5px);
    display: inline-block;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: #ffffff;
    margin: 10% auto;
    padding: 3rem;
    border-radius: 12px;
    max-width: 500px;
    text-align: center;
    position: relative;
    animation: slideIn 0.3s;
}

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

.close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    font-weight: 300;
    color: #9ca3af;
    cursor: pointer;
    transition: all 0.3s;
}

.close:hover {
    color: #1f2937;
    transform: rotate(90deg);
}

.modal-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: pulse 1s infinite;
}

.modal-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1f2937;
}

.modal-content p {
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* Responsive */
@media (max-width: 768px) {
    .features-grid,
    .services-list,
    .network-grid,
    .stats-banner-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .nav {
        display: none;
    }
}