:root {
    --primary-green: #c8e6c9;
    --primary-blue: #e0f7fa;
    --dark-blue: #005f73;
    --text-color: #333;
    --card-bg: rgba(255, 255, 255, 0.8);
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-green));
    color: var(--text-color);
    line-height: 1.6;
}

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

header {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 100px;
    margin-right: 15px;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--dark-blue);
    font-weight: 700;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

nav a {
    text-decoration: none;
    color: var(--dark-blue);
    font-weight: 600;
    font-size: 1rem;
    padding: 5px 10px;
    border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

nav a:hover, nav a.active {
    background-color: var(--dark-blue);
    color: white;
}

main {
    padding: 4rem 0;
}

section {
    padding: 60px 0;
    text-align: center;
}

#hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

#hero h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 1rem;
}

#hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    color: #00796b;
}

.cta-button {
    display: inline-block;
    background-color: var(--dark-blue);
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: var(--shadow);
}

.cta-button:hover {
    background-color: #00838f;
    transform: translateY(-3px);
}

#tools h2, #about h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-blue);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.tool-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: block;
    text-decoration: none;
    color: inherit;
}

.tool-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--hover-shadow);
}

.tool-card img {
    height: 80px;
    margin-bottom: 20px;
}

.tool-card h3 {
    font-size: 1.4rem;
    color: var(--dark-blue);
    margin-bottom: 10px;
}

.tool-card p {
    font-size: 0.95rem;
}

.tool-card.coming-soon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.5);
}

.tool-card.coming-soon h3 {
    color: #00796b;
}

#about p {
    max-width: 800px;
    margin: 0 auto;
    text-align: justify;
    font-size: 1.1rem;
}


footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 40px;
    background: rgba(255, 255, 255, 0.5);
    color: var(--dark-blue);
}

@media (max-width: 768px) {
    .logo h1 {
        display: none;
    }
    
    header .container {
        justify-content: center;
    }
    
    .logo {
        margin-right: 0;
    }
    
    nav {
        margin-top: 10px;
    }
    
    #hero h2 {
        font-size: 2.5rem;
    }
}