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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.bg-light {
    background-color: #f9f9f9;
}

/* --- Typography & Buttons --- */
h1, h2, h3 {
    margin-bottom: 1rem;
}

h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #222;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 10px 25px;
    background-color: #6c5ce7;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #5b4bc4;
}

/* --- Navigation --- */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: #fff;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6c5ce7;
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 20px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #6c5ce7;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.line {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 5px;
}

/* --- Sections & Layout --- */
.section {
    padding: 100px 5%;
}

.hero {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 4rem;
    color: #222;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #555;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
}

/* --- Grid & Cards --- */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.subtitle {
    text-align: center;
    margin-top: -1.5rem;
    margin-bottom: 2rem;
    color: #666;
}

/* --- Portfolio Grid --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-item {
    background-color: #e0e0e0;
    height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
    color: #888;
    font-weight: 600;
    /* To add actual images later, you would use: 
       background-image: url('image-link.jpg');
       background-size: cover; 
       background-position: center; */
}

/* --- Contact Form --- */
form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

input, textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Poppins', sans-serif;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #6c5ce7;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 20px;
    background-color: #222;
    color: #fff;
}

/* --- Mobile Responsiveness --- */
@media screen and (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 60px;
        left: 0;
        background-color: #fff;
        text-align: center;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 15px 0;
    }

    .hamburger {
        display: block;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
}