/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2e7d32;
    --primary-light: #4caf50;
    --primary-dark: #1b5e20;
    --secondary: #ff9800;
    --text: #333333;
    --text-light: #666666;
    --background: #f8fdf8;
    --white: #ffffff;
    --gray: #f5f5f5;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --radius: 12px;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--background);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    margin-right: 10px;
    font-size: 1.8rem;
}

.nav a {
    margin-left: 25px;
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

.hero-image {
    max-width: 400px;
    margin: 0 auto;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Upload Section */
.upload-section {
    padding: 80px 0;
    background-color: var(--white);
}

.upload-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: var(--primary-dark);
}

.upload-area {
    border: 2px dashed #ccc;
    border-radius: var(--radius);
    padding: 50px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background-color: var(--gray);
    margin-bottom: 30px;
}

.upload-area:hover, .upload-area.dragover {
    border-color: var(--primary);
    background-color: rgba(46, 125, 50, 0.05);
}

.upload-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.upload-text {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-light);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--primary);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.preview-container {
    display: none;
    margin-top: 40px;
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: var(--primary);
    color: var(--white);
}

.preview-header h3 {
    margin: 0;
}

#preview {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
    display: block;
}

.analysis-section {
    padding: 20px;
}

.results-placeholder {
    text-align: center;
    padding: 30px;
    background-color: var(--gray);
    border-radius: var(--radius);
    color: var(--text-light);
}

/* Info Section */
.info-section {
    padding: 80px 0;
    background-color: var(--gray);
}

.info-section h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2rem;
    color: var(--primary-dark);
}

.disease-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.disease-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.disease-card:hover {
    transform: translateY(-5px);
}

.disease-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.disease-card h3 {
    margin-bottom: 20px;
    color: var(--primary-dark);
    font-size: 1.3rem;
}

.info-item {
    margin-bottom: 15px;
}

.info-label {
    display: block;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 5px;
}

/* Contacts Section */
.contacts-section {
    padding: 80px 0;
    background-color: var(--white);
}

.contacts-section h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2rem;
    color: var(--primary-dark);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.contact-card {
    background-color: var(--gray);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
}

.contact-card:hover {
    background-color: var(--primary);
    color: var(--white);
}

.contact-card:hover .contact-icon {
    color: var(--white);
}

.contact-card:hover .contact-info {
    color: var(--white);
}

.contact-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.contact-card h3 {
    margin-bottom: 10px;
}

.contact-card p {
    margin-bottom: 15px;
    color: var(--text-light);
}

.contact-info {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary);
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
}

.footer p {
    margin-bottom: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        padding: 15px 0;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    .nav a {
        margin: 0 10px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .disease-cards, .contact-cards {
        grid-template-columns: 1fr;
    }/* Contact links styling */
.contact-info a {
    color: var(--primary);
    transition: all 0.3s;
}

.contact-card:hover .contact-info a {
    color: var(--white);
}
    .contact-info a {
    text-decoration: none;
    color: var(--primary); /* Kalin thibba green color eka */
    transition: all 0.3s;
}

.contact-card:hover .contact-info a {
    color: var(--white); /* Card eka udata mouse eka giyama sudu paata wenawa */
}
}