* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    position: fixed;
    width: 100%;
    z-index: 100;
}

.nav-links { list-style: none; display: flex; }
.nav-links li { margin-left: 25px; }
.nav-links a { color: white; text-decoration: none; font-weight: 500; transition: 0.3s; }
.nav-links a:hover { color: #4CAF50; }

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), 
                url('https://images.unsplash.com/photo-1513828583688-c52646db42da?auto=format&fit=crop&q=80&w=2070') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-content h1 { font-size: 3.5rem; margin-bottom: 10px; }
.hero-content p { font-size: 1.2rem; margin-bottom: 30px; opacity: 0.9; }

/* Buttons */
.btn {
    padding: 12px 25px;
    background: #4CAF50;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    margin: 10px;
    display: inline-block;
    border: none;
    cursor: pointer;
}

.btn-alt { background: #004d40; }
.btn:hover { opacity: 0.9; transform: translateY(-2px); transition: 0.2s; }

/* Login Styles */
.login-page { background: #f4f4f4; display: flex; justify-content: center; align-items: center; height: 100vh; }
.login-container { text-align: center; width: 90%; max-width: 800px; }
.login-tabs { display: flex; gap: 20px; margin-top: 30px; }
.login-card { background: white; padding: 40px; border-radius: 10px; flex: 1; box-shadow: 0 4px 15px rgba(0,0,0,0.1); }
.login-card.special { border-top: 5px solid #004d40; }
.login-card h3 { margin-bottom: 20px; color: #333; }
input { width: 100%; padding: 10px; margin-bottom: 15px; border: 1px solid #ddd; border-radius: 4px; }
.back-link { display: block; margin-top: 20px; color: #666; text-decoration: none; }
/* Projects Page Styles */
.projects-header {
    padding: 120px 5% 40px;
    background: #004d40;
    color: white;
    text-align: center;
}

.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    padding: 50px 5%;
    background: #f9f9f9;
}

.project-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-image {
    position: relative;
    height: 250px;
    background: #ddd;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.status-tag {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #4CAF50;
    color: white;
    padding: 5px 12px;
    font-size: 0.8rem;
    font-weight: bold;
    border-radius: 20px;
}

.project-info {
    padding: 20px;
}

.project-info h3 {
    margin-bottom: 10px;
    color: #004d40;
}

.project-info .description {
    font-size: 0.9rem;
    color: #666;
    margin-top: 10px;
}

.project-footer {
    text-align: center;
    padding: 40px;
    background: #f9f9f9;
}

.nav-links a.active {
    border-bottom: 2px solid #4CAF50;
}
/* Contact Page Specific Styles */
.contact-hero {
    padding: 120px 5% 60px;
    background: #4CAF50;
    color: white;
    text-align: center;
}

.contact-section {
    padding: 60px 5%;
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info h2 {
    color: #004d40;
    margin-bottom: 20px;
}

.info-item {
    margin-top: 25px;
    border-left: 4px solid #4CAF50;
    padding-left: 15px;
}

.info-item strong {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 5px;
}

.info-item p, .info-item a {
    font-size: 1.1rem;
    color: #333;
    text-decoration: none;
    font-weight: 500;
}

.contact-form-container {
    background: #f4f4f4;
    padding: 30px;
    border-radius: 10px;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

/* Mobile Responsiveness for Contact Grid */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}