/* --- Global Styles & Variables --- */
:root {
    --primary-color: #0A84FF;
    --secondary-color: #0D1117;
    --accent-color: #00D4A7;
    --text-color-light: #FFFFFF;
    --text-color-gray: #C9D1D9;
    --glass-bg: rgba(20, 25, 38, 0.5);
    --card-bg: #161b22;
    --border-color: rgba(255, 255, 255, 0.1);
    --font-family: 'Poppins', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; /* Header height */ }
body { font-family: var(--font-family); background-color: var(--secondary-color); color: var(--text-color-gray); line-height: 1.6; overflow-x: hidden; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3, h4 { color: var(--text-color-light); font-weight: 600; }
h1 { font-size: 3rem; margin-bottom: 1rem; }
h2 { font-size: 2.5rem; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
p { margin-bottom: 1rem; }
a { color: var(--primary-color); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--accent-color); }
ul { list-style: none; }
.section-padding { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 10px; }
.section-subtitle { text-align: center; margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto; }
.subsection-title { text-align: center; margin: 40px 0 20px; font-size: 1.8rem; }

/* --- Buttons & Links --- */
.btn { display: inline-block; padding: 10px 24px; border-radius: 8px; font-weight: 500; text-align: center; transition: all 0.3s ease; border: 2px solid transparent; cursor: pointer; }
.btn-primary { background-color: var(--primary-color); color: var(--text-color-light); border-color: var(--primary-color); }
.btn-primary:hover { background-color: transparent; color: var(--primary-color); }
.btn-accent { background-color: var(--accent-color); color: var(--secondary-color); font-weight: 600; }
.btn-accent:hover { box-shadow: 0 0 20px rgba(0, 212, 167, 0.5); transform: translateY(-2px); }
.btn-secondary { background-color: transparent; color: var(--text-color-light); border-color: var(--border-color); }
.btn-secondary:hover { background-color: var(--primary-color); border-color: var(--primary-color); }
.link { color: var(--accent-color); font-weight: 500; }

/* --- Header --- */
.main-header { position: sticky; top: 0; width: 100%; z-index: 1000; padding: 15px 0; background: rgba(13, 17, 23, 0.8); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color); }
.main-header .container { display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 40px; }
.main-nav .nav-links { display: flex; gap: 25px; }
.main-nav a.nav-link { color: var(--text-color-gray); font-weight: 500; padding: 5px 0; position: relative; }
.main-nav a.nav-link.active, .main-nav a.nav-link:hover { color: var(--text-color-light); }
.main-nav a.nav-link::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background-color: var(--accent-color); transition: width 0.3s; }
.main-nav a.nav-link.active::after { width: 100%; }
.hamburger-menu { display: none; background: none; border: none; color: var(--text-color-light); font-size: 1.5rem; cursor: pointer; }

/* --- Home (Hero) Section --- */
.hero { position: relative; height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; padding: 0 20px; overflow: hidden; }
.hero-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%;  no-repeat center center/cover; opacity: 0.3; z-index: -1; }
.hero-content .glass-card { background: var(--glass-bg); padding: 40px; border-radius: 16px; border: 1px solid var(--border-color); backdrop-filter: blur(10px); }
.hero-content h1 { font-size: 3.5rem; line-height: 1.2; }
.hero-content p { font-size: 1.2rem; max-width: 700px; margin: 20px auto 30px; }
.cta-buttons { display: flex; justify-content: center; gap: 20px; }

/* --- Services Section --- */
.service-detail-block { display: flex; align-items: center; gap: 40px; margin-bottom: 60px; }
.service-detail-block.reverse { flex-direction: row-reverse; }
.service-image { flex: 1; }
.service-image img { width: 100%; border-radius: 12px; }
.service-content { flex: 1; }
.tech-stack { margin-top: 20px; }
.tech-stack strong { color: var(--text-color-light); }
.tech-stack span { display: inline-block; background: var(--glass-bg); color: var(--text-color-gray); padding: 5px 12px; border-radius: 15px; margin: 5px 5px 5px 0; font-size: 0.9rem; }

/* --- Rewritten Portfolio Section --- */
/* --- REWRITE THIS ENTIRE SECTION in your style.css file --- */

/* --- Rewritten Portfolio Section (Mobile Optimized) --- */
.portfolio-page .portfolio-grid {
    display: grid;
    /* Desktop starts with 2 columns */
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.portfolio-filters {
    text-align: center;
    margin-bottom: 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.filter-btn {
    background: transparent;
    color: var(--text-color-gray);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-color-light);
}

.portfolio-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    animation: fadeIn 0.5s ease;
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.portfolio-card img {
    width: 100%;
    /* Let the image height be proportional to its width */
    height: auto;
    aspect-ratio: 16 / 10; /* Ensures all images have a consistent shape */
    object-fit: cover;
    display: block;
}

.portfolio-card .card-content {
    padding: 25px;
}

.card-category {
    background-color: var(--primary-color);
    color: white;
    padding: 3px 10px;
    font-size: 0.8rem;
    border-radius: 15px;
    display: inline-block;
    margin-bottom: 10px;
}

.portfolio-card h3 {
    margin-bottom: 15px;
}

/* --- MOBILE OPTIMIZATION for Portfolio --- */
@media (max-width: 768px) {
    .portfolio-page .portfolio-grid {
        /* Switch to a single, clean column on mobile */
        grid-template-columns: 1fr;
        /* Reduce the gap between cards on smaller screens */
        gap: 20px;
    }

    .portfolio-card .card-content {
        /* Slightly reduce padding on mobile to give more space */
        padding: 20px;
    }

    .portfolio-filters {
        /* Use a smaller gap for filter buttons on mobile */
        gap: 8px;
    }
}

/* --- Blog Section --- */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.blog-card { background: var(--card-bg); border-radius: 12px; overflow: hidden; border: 1px solid var(--border-color); }
.blog-card img { width: 100%; height: 200px; object-fit: cover; }
.blog-content { padding: 25px; }
.blog-category { background-color: var(--primary-color); }
.blog-meta { font-size: 0.9rem; color: var(--text-color-gray); }

/* --- About Section --- */
.our-process { margin-top: 60px; }
.process-timeline { display: flex; justify-content: space-between; position: relative; margin-top: 40px; }
.process-timeline::before { content: ''; position: absolute; top: 25px; left: 0; width: 100%; height: 2px; background-color: var(--border-color); z-index: 0; }
.process-step { display: flex; flex-direction: column; align-items: center; z-index: 1; text-align: center; }
.process-step span { width: 50px; height: 50px; border-radius: 50%; background: var(--secondary-color); border: 2px solid var(--primary-color); display: flex; align-items: center; justify-content: center; color: var(--text-color-light); font-weight: 600; margin-bottom: 10px; }
.process-step p { font-weight: 500; color: var(--text-color-light); }

/* --- Contact Section --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact-form-wrapper { background: var(--card-bg); padding: 40px; border-radius: 12px; border: 1px solid var(--border-color); }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group input, .form-group textarea { width: 100%; background: var(--secondary-color); border: 1px solid var(--border-color); color: var(--text-color-light); padding: 12px; border-radius: 6px; font-family: var(--font-family); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary-color); }
.contact-info ul { list-style: none; margin-top: 20px; }
.contact-info li { display: flex; align-items: center; gap: 15px; margin-bottom: 15px; font-size: 1.1rem; }
.contact-info li i { color: var(--accent-color); font-size: 1.5rem; }
.map-placeholder { margin-top: 30px; border-radius: 12px; overflow: hidden; border: 1px solid var(--border-color); }
.map-placeholder iframe { display: block; }

/* --- Case Study Modal --- */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(5px); z-index: 2000; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal-overlay.visible { display: flex; animation: fadeIn 0.3s ease; }
.modal-content { background: var(--card-bg); border-radius: 12px; border: 1px solid var(--border-color); max-width: 800px; width: 100%; max-height: 90vh; overflow-y: auto; position: relative; animation: slideInUp 0.4s ease; }
.close-modal { position: absolute; top: 15px; right: 15px; background: none; border: none; color: var(--text-color-light); font-size: 2rem; cursor: pointer; line-height: 1; }
.modal-content img { width: 100%; height: 300px; object-fit: cover; border-radius: 12px 12px 0 0; }
.modal-content h2 { font-size: 2rem; padding: 20px 30px 0; }
.modal-body { padding: 20px 30px 30px; }
.modal-body h3 { margin-top: 20px; color: var(--primary-color); }

/* --- Footer --- */
.main-footer { background-color: #010409; padding: 60px 0 20px; border-top: 1px solid var(--border-color); }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 40px; }
.footer-column h4 { margin-bottom: 15px; }
.social-icons { display: flex; gap: 15px; margin-top: 20px; font-size: 1.5rem; }
.newsletter-form { display: flex; margin-top: 15px; }
.newsletter-form input { flex-grow: 1; padding: 10px; border: 1px solid var(--border-color); background: var(--secondary-color); color: var(--text-color-light); border-radius: 5px 0 0 5px; }
.newsletter-form button { padding: 10px 15px; background: var(--primary-color); color: var(--text-color-light); border: none; cursor: pointer; border-radius: 0 5px 5px 0; }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid var(--border-color); font-size: 0.9rem; }

/* --- Animations & Keyframes --- */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* --- Responsive Design --- */
@media (max-width: 992px) {
    h1 { font-size: 2.5rem; }
    .hero-content h1 { font-size: 2.8rem; }
    .portfolio-grid, .blog-grid { grid-template-columns: 1fr 1fr; }
    .service-detail-block, .service-detail-block.reverse { flex-direction: column; }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .section-padding { padding: 60px 0; }
    .portfolio-grid, .blog-grid { grid-template-columns: 1fr; }
    .header-cta { display: none; }
    .main-nav { display: none; /* Logic handled by JS */ }
    .hamburger-menu { display: block; }
    .main-nav.active { display: flex; position: absolute; top: 70px; left: 0; background: var(--secondary-color); width: 100%; flex-direction: column; padding: 20px; border-bottom: 1px solid var(--border-color); }
    .main-nav .nav-links { flex-direction: column; gap: 15px; }
    .hero { height: 80vh; }
    .hero-content h1 { font-size: 2.2rem; }
    .cta-buttons { flex-direction: column; }
    .process-timeline { flex-wrap: wrap; justify-content: center; row-gap: 30px; }
    .process-step { flex-basis: 33%; }
}
/* --- ADD THIS TO THE END OF your style.css FILE --- */

/* --- Updated Contact Form Styles --- */
.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-color-gray);
}

.form-group input, .form-group textarea {
    width: 100%;
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    color: var(--text-color-light);
    padding: 12px;
    border-radius: 6px;
    font-family: var(--font-family);
    font-size: 1rem;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-translucent); /* Add a subtle glow on focus */
}

.contact-form button {
    grid-column: 1 / -1;
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
}

/* Form Status Message Styling */
.form-status {
    margin-top: 20px;
    padding: 15px;
    border-radius: 6px;
    text-align: center;
    display: none; /* Hidden by default */
}

.form-status.success {
    background-color: rgba(0, 212, 167, 0.2);
    color: #00D4A7;
    display: block;
}

.form-status.error {
    background-color: rgba(217, 4, 41, 0.2);
    color: #D90429;
    display: block;
}

/* Responsive adjustment for the form */
@media (max-width: 768px) {
    .contact-form {
        grid-template-columns: 1fr;
    }
}