/*
  ==========================================
  BASE STYLES & FONT IMPORT
  ==========================================
*/
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #007bff; /* A clean blue for primary actions/accents */
    --secondary-color: #6c757d; /* Muted gray for secondary text */
    --background-light: #f8f9fa; /* Light background for sections */
    --background-dark: #343a40; /* Dark background for header/footer */
    --text-dark: #212529;
    --text-light: #ffffff;
    --border-radius: 0.5rem;
}

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

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

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: #0056b3; /* Darker blue on hover */
}

/*
  ==========================================
  UTILITY & COMPONENTS
  ==========================================
*/

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--border-radius);
    background-color: var(--primary-color);
    color: var(--text-light);
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-top: 1rem;
}

.btn:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
    color: var(--text-light); /* Maintain light text color */
}

section {
    padding: 4rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
    color: var(--text-dark);
}

main {
    min-height: 80vh; /* Ensure content area takes up space */
}

/*
  ==========================================
  NAVIGATION BAR
  ==========================================
*/
header {
    background-color: var(--background-dark);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-light);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
    font-size: 1rem;
    padding: 0.5rem 0;
    position: relative;
}

/* Highlight for the active page link */
.nav-links a.active,
.nav-links a:hover {
    color: var(--text-light);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    display: block;
    margin-top: 5px;
    background: var(--primary-color);
    transition: width 0.3s ease;
    left: 0;
    bottom: 0;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/*
  ==========================================
  LANDING SECTION (Hero)
  ==========================================
*/
.landing {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80vh;
    padding-top: 2rem;
    padding-bottom: 2rem;
    gap: 2rem;
}

.landing-text {
    flex: 1;
    max-width: 600px;
}

.landing-text h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.landing-text h1 span {
    color: var(--primary-color);
}

.landing-text p {
    font-size: 1.5rem;
    color: var(--secondary-color);
    font-weight: 300;
    margin-bottom: 1.5rem;
}

.landing-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.landing-image img {
    /* Placeholder Styling */
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 50%; /* Circular image */
    border: 8px solid var(--background-light);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/*
  ==========================================
  ABOUT SECTION
  ==========================================
*/
.about {
    background-color: var(--background-light);
    text-align: center;
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.15rem;
    color: var(--text-dark);
}

/*
  ==========================================
  PORTFOLIO & PROJECT CARDS
  ==========================================
*/
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--text-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    height: 100%; /* For uniform height in the grid */
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.project-card img {
    /* Placeholder Styling */
    width: 100%;
    height: 200px;
    object-fit: cover;
    background-color: #ced4da; /* Gray background for placeholder */
}

.project-card-content {
    padding: 1rem;
}

.project-card h3 {
    margin: 0.5rem 0;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.project-card p {
    color: var(--secondary-color);
    font-size: 0.95rem;
}

.detail-card {
    background-color: var(--text-light);
    border: 1px solid #e9ecef;
    border-left: 5px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.detail-card h3 {
    margin-top: 0;
    font-size: 1.75rem;
}

.detail-card .badge {
    margin-right: 0.5rem;
    display: inline-block;
    padding: 0.35em 0.65em;
    font-size: 0.75em;
    font-weight: 700;
    line-height: 1;
    color: #fff;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.25rem;
    background-color: var(--secondary-color);
}

/*
  ==========================================
  GALLERY SECTION
  ==========================================
*/
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    background-color: #ddd;
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.gallery-item img:hover {
    transform: scale(1.05);
}


/*
  ==========================================
  CONTACT SECTION (Form)
  ==========================================
*/
.contact-section {
    background-color: var(--background-light);
    padding-top: 6rem;
}

#contact-form {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--text-light);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/*
  ==========================================
  FOOTER
  ==========================================
*/

footer {
    background-color: var(--background-dark);
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    padding: 1.5rem 1rem;
    font-size: 0.9rem;
}

footer a {
    color: var(--primary-color);
    margin: 0 0.5rem;
}

footer a:hover {
    color: var(--text-light);
}

.social-links {
    margin-top: 0.5rem;
}

/*
  ==========================================
  MEDIA QUERIES (Responsiveness)
  ==========================================
*/

@media (max-width: 992px) {
    .landing {
        flex-direction: column-reverse; /* Stack elements on smaller screens */
        text-align: center;
        min-height: unset;
    }

    .landing-image img {
        width: 250px;
        height: 250px;
        margin-bottom: 2rem;
    }

    .landing-text h1 {
        font-size: 2.8rem;
    }

    .landing-text p {
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding-top: 1rem;
        padding-bottom: 1rem;
    }

    .nav-links {
        margin-top: 1rem;
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .logo {
        margin-bottom: 0.5rem;
    }

    section {
        padding: 3rem 1rem;
    }

    section h2 {
        font-size: 2rem;
    }
}