:root {
    --primary-color: #27ae60;
    --secondary-color: #2ecc71;
    --accent-color: #f39c12;
    --light-green: #d5f4e6;
    --dark-green: #229954;
    --gradient: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
}

body {
    background: linear-gradient(135deg, #f8fff9 0%, #e8f5e9 100%);
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.hero-section {
    background: var(--gradient);
    color: white;
    padding: 120px 0 80px;
    margin-top: -20px;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.btn-hero {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 15px 40px;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    background: white;
    color: var(--dark-green);
}

.features-section {
    padding: 80px 0;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(39, 174, 96, 0.1);
    transition: transform 0.3s ease;
    border: none;
    height: 100%;
    border-top: 4px solid var(--primary-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(39, 174, 96, 0.15);
}

.feature-icon {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.products-section {
    padding: 60px 0;
    background: white;
}

.product-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: none;
    margin-bottom: 30px;
    border: 1px solid #e8f5e9;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(39, 174, 96, 0.15);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-image {
    height: 200px;
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 4rem;
}

.product-body {
    padding: 25px;
}

.registration-section {
    background: white;
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(39, 174, 96, 0.1);
    padding: 50px;
    margin: 80px auto;
    max-width: 500px;
    border: 1px solid #e8f5e9;
}

.registration-title {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
    font-size: 2rem;
}

.form-control {
    border-radius: 12px;
    padding: 15px 20px;
    border: 2px solid #e8f5e9;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(39, 174, 96, 0.25);
}

.btn-primary {
    background: var(--gradient);
    border: none;
    border-radius: 50px;
    padding: 15px 40px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(39, 174, 96, 0.4);
    background: var(--gradient);
}

.alert {
    border-radius: 12px;
    border: none;
}

.welcome-message {
    background: white;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(39, 174, 96, 0.1);
    margin: 100px auto;
    max-width: 600px;
    border: 1px solid #e8f5e9;
}

.welcome-icon {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.footer {
    margin-top: auto;
}

.navbar-light .navbar-nav .nav-link {
    color: #2c3e50 !important;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
}