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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #404040;
    background: #FFFFFF;
}

/* Header/Navigation */
header {
    background: white;
    padding: 20px 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    border: none !important;
}

header > h2:first-child {
    display: none;
}

/* Logo Section */
header > div {
    display: flex;
    align-items: center;
    gap: 12px;
}

header > div img {
    width: 45px;
    height: 45px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

header > div h2 {
    font-size: 26px;
    font-weight: 800;
    color: #404040;
    letter-spacing: 2px;
}

/* Navigation Links */
header nav {
    display: flex;
    gap: 35px;
    align-items: center;
}

header nav a {
    color: #404040;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

header nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #66E6FF;
    transition: width 0.3s ease;
}

header nav a:hover {
    color: #66E6FF;
}

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

/* Login Button */
header > a {
    padding: 12px 30px;
    background: #66E6FF;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 230, 255, 0.3);
}

header > a:hover {
    background: #4AC8E0;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 230, 255, 0.4);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(102, 230, 255, 0.08) 0%, rgba(255, 255, 255, 1) 50%);
    padding: 100px 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 85vh;
}

.hero-content h1 {
    font-size: 54px;
    color: #404040;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
}

.hero-content h1 span {
    color: #66E6FF;
}

.hero-content p {
    font-size: 18px;
    color: #404040;
    line-height: 1.8;
    margin-bottom: 35px;
    opacity: 0.9;
}

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

.btn {
    padding: 16px 36px;
    border-radius: 8px;
    border: none;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: #66E6FF;
    color: white;
    box-shadow: 0 4px 12px rgba(102, 230, 255, 0.3);
}

.btn-primary:hover {
    background: #4AC8E0;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 230, 255, 0.4);
}

.btn-secondary {
    background: white;
    color: #404040;
    border: 2px solid #66E6FF;
}

.btn-secondary:hover {
    background: #66E6FF;
    color: white;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-mockup {
    width: 100%;
    max-width: 550px;
    height: 500px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #404040;
    border: 1px solid #e0e0e0;
}

/* Features Section */
.features {
    padding: 100px 80px;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header h2 {
    font-size: 44px;
    color: #404040;
    font-weight: 800;
    margin-bottom: 15px;
}

.section-header h2 span {
    color: #66E6FF;
}

.section-header p {
    font-size: 18px;
    color: #404040;
    opacity: 0.8;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px 35px;
    border-radius: 16px;
    border: 2px solid #f0f0f0;
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    border-color: #66E6FF;
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(102, 230, 255, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #66E6FF 0%, #4AC8E0 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
    margin: 0 auto 25px;
    box-shadow: 0 8px 20px rgba(102, 230, 255, 0.3);
}

.feature-card h3 {
    font-size: 22px;
    color: #404040;
    margin-bottom: 15px;
    font-weight: 700;
}

.feature-card p {
    color: #404040;
    line-height: 1.7;
    font-size: 15px;
    opacity: 0.85;
}

/*Stats Section
.stats {
    padding: 80px 80px;
    background: linear-gradient(135deg, #66E6FF 0%, #4AC8E0 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 50px;
    text-align: center;
}

.stat-item h3 {
    font-size: 56px;
    color: white;
    font-weight: 800;
    margin-bottom: 12px;
}

.stat-item p {
    font-size: 18px;
    color: white;
    opacity: 0.95;
    font-weight: 500;
}
/*
/* CTA Section */
.cta {
    padding: 100px 80px;
    background: #404040;
    text-align: center;
}

.cta h2 {
    font-size: 44px;
    color: white;
    font-weight: 800;
    margin-bottom: 20px;
}

.cta p {
    font-size: 20px;
    color: white;
    opacity: 0.9;
    margin-bottom: 45px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-success {
    background: #6AFF5C;
    color: #404040;
    box-shadow: 0 4px 12px rgba(106, 255, 92, 0.3);
}

.btn-success:hover {
    background: #5AEF4C;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(106, 255, 92, 0.4);
}

.btn-danger {
    background: #FF5252;
    color: white;
    box-shadow: 0 4px 12px rgba(255, 82, 82, 0.3);
}

.btn-danger:hover {
    background: #E64242;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 82, 82, 0.4);
}

/* Footer */
footer {
    background: #2d2d2d;
    color: white;
    padding: 60px 80px 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.footer-brand p {
    opacity: 0.8;
    line-height: 1.6;
    margin-bottom: 20px;
}

.pdm-badge {
    display: inline-block;
    background: #F9DA11;
    color: #404040;
    padding: 8px 18px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 13px;
}

.footer-links h4 {
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 700;
}

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

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: #66E6FF;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 1024px) {
    header {
        padding: 18px 40px;
    }

    .hero,
    .features,
    .stats,
    .cta,
    footer {
        padding-left: 40px;
        padding-right: 40px;
    }

    .hero {
        grid-template-columns: 1fr;
        padding-top: 60px;
        padding-bottom: 60px;
    }

    .hero-content {
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    header {
        padding: 15px 20px;
        flex-wrap: wrap;
        gap: 15px;
    }

    header nav {
        order: 4;
        width: 100%;
        justify-content: center;
        gap: 20px;
        padding-top: 10px;
    }

    .hero,
    .features,
    .stats,
    .cta,
    footer {
        padding: 50px 20px;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .section-header h2 {
        font-size: 32px;
    }

    .cta h2 {
        font-size: 32px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}