body {
    background: #f8f9fa;
    font-family: 'Montserrat', 'Segoe UI', Arial, sans-serif;
    color: #2c3e50;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}
.hero {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: #ecf0f1;
    text-align: center;
    padding: 80px 20px 60px 20px;
    position: relative;
    box-shadow: 0 8px 32px 0 rgba(44, 62, 80, 0.15);
    border-bottom-left-radius: 40px;
    border-bottom-right-radius: 40px;
    overflow: hidden;
}
.hero-logo {
    width: 130px;
    margin-bottom: 18px;
    border-radius: 50%;
    box-shadow: 0 8px 32px 0 rgba(44, 62, 80, 0.25);
    background: #fff;
    padding: 10px;
}
.hero h1 {
    font-size: 3em;
    margin: 0 0 12px 0;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ecf0f1;
}
.tagline {
    font-size: 1.5em;
    margin-bottom: 32px;
    font-weight: 400;
    opacity: 0.9;
    color: #bdc3c7;
}
.cta-btn {
    display: inline-block;
    background: #3498db;
    color: #fff;
    font-weight: bold;
    padding: 14px 38px;
    border-radius: 32px;
    text-decoration: none;
    font-size: 1.2em;
    box-shadow: 0 2px 16px rgba(52, 152, 219, 0.25);
    transition: background 0.2s, color 0.2s, transform 0.2s;
    border: none;
    margin-top: 10px;
    animation: fadeInUp 1s;
}
.cta-btn:hover {
    background: #2980b9;
    color: #fff;
    transform: translateY(-2px) scale(1.04);
}
.container {
    max-width: 1000px;
    margin: 48px auto 0 auto;
    background: #fff;
    border-radius: 32px;
    box-shadow: 0 8px 32px 0 rgba(44, 62, 80, 0.08);
    padding: 48px 40px 32px 40px;
    position: relative;
    z-index: 2;
    animation: fadeIn 1.2s;
}
.about, .product, .contact-section {
    margin-bottom: 56px;
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 2px 12px rgba(44, 62, 80, 0.05);
    padding: 32px 24px 24px 24px;
}
.about h2, .product h2, .contact-section h2 {
    color: #2c3e50;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 1px;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
    margin: 40px 0 28px 0;
}
.feature-card {
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 4px 24px rgba(44, 62, 80, 0.08);
    padding: 32px 18px 28px 18px;
    text-align: center;
    transition: transform 0.18s, box-shadow 0.18s;
    border: 1.5px solid #ecf0f1;
    animation: fadeInUp 1.2s;
}
.feature-card:hover {
    transform: translateY(-8px) scale(1.04);
    box-shadow: 0 12px 32px rgba(44, 62, 80, 0.12);
    border-color: #3498db;
}
.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px auto;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #3498db 60%, #5dade2 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 2em;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.2);
    border: 2.5px solid #ecf0f1;
    transition: box-shadow 0.18s, transform 0.18s;
}
.benefits {
    margin-top: 32px;
}
.benefits h3 {
    color: #34495e;
    margin-bottom: 14px;
}
.benefits ul {
    padding-left: 24px;
    font-size: 1.08em;
    opacity: 0.92;
}
.contact-section {
    background: #f8f9fa;
    border-radius: 24px;
    box-shadow: 0 2px 16px rgba(44, 62, 80, 0.08);
    padding: 40px 24px;
    border: 1.5px solid #ecf0f1;
}
.contact-card {
    max-width: 440px;
    margin: 0 auto;
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 2px 12px rgba(44, 62, 80, 0.1);
    padding: 32px 22px 22px 22px;
    border: 1.5px solid #ecf0f1;
}
form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
input, textarea {
    border: 1.5px solid #ecf0f1;
    border-radius: 10px;
    padding: 12px;
    font-size: 1em;
    background: #f8f9fa;
    transition: border 0.2s, box-shadow 0.2s;
    box-shadow: 0 1px 4px rgba(44, 62, 80, 0.05);
}
input:focus, textarea:focus {
    border: 1.5px solid #3498db;
    outline: none;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.15);
}
button[type="submit"] {
    background: #3498db;
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px 0;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.2);
    margin-top: 8px;
}
button[type="submit"]:hover {
    background: #2980b9;
    color: #fff;
    transform: translateY(-2px) scale(1.03);
}
.success-message {
    margin-top: 18px;
    color: #fff;
    background: #27ae60;
    padding: 14px;
    border-radius: 10px;
    text-align: center;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(39, 174, 96, 0.2);
    animation: fadeIn 1.2s;
}
footer {
    background: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 18px 0 10px 0;
    position: sticky;
    bottom: 0;
    width: 100%;
    border-radius: 0 0 32px 32px;
    font-size: 1em;
    letter-spacing: 1px;
    z-index: 10;
    box-shadow: 0 -2px 12px rgba(44, 62, 80, 0.15);
}
.footer-content {
    max-width: 1000px;
    margin: 0 auto;
}
@media (max-width: 900px) {
    .container {
        padding: 18px 4vw 18px 4vw;
    }
    .features-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 700px) {
    .container {
        padding: 10px 2vw 10px 2vw;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .contact-card {
        padding: 12px 2vw 12px 2vw;
    }
    .hero h1 {
        font-size: 2em;
    }
    .tagline {
        font-size: 1em;
    }
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: none; }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: none; }
}