/* --- CSS Variables & Reset --- */
:root {
    --color-primary: #64ffda; /* Teal accent color */
    --color-secondary: #ccd6f6; /* Lightest text color */
    --color-text: #8892b0; /* Muted text color */
    --color-bg: #0a192f; /* Dark background */
    --color-bg-secondary: #112240; /* Slightly lighter section bg */
    --font-primary: 'Poppins', sans-serif;
    --transition: all 0.3s ease-in-out;
    --nav-height: 80px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Typography & Utilities --- */
h1, h2, h3, h4 {
    color: var(--color-secondary);
    font-weight: 700;
}

h1 { font-size: clamp(40px, 8vw, 80px); }
h2 { font-size: clamp(30px, 5vw, 60px); }
h3 { font-size: 24px; }
p { margin-bottom: 1rem; }

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

ul { list-style: none; }

img {
    width: 100%;
    display: block;
    object-fit: cover;
}

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

.section-padding {
    padding: 100px 0;
}

.section-bg {
    background-color: var(--color-bg-secondary);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-primary);
    margin: 20px auto 0;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    background: transparent;
}

.btn-primary:hover {
    background: rgba(100, 255, 218, 0.1);
}

/* --- Navigation --- */
.navbar {
    height: var(--nav-height);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
}

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

.nav-links a {
    color: var(--color-secondary);
    font-weight: 600;
    font-size: 0.9rem;
}

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

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

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: var(--transition);
    background-color: var(--color-secondary);
}

/* --- Hero Section --- */
/* --- Hero Section Fix --- */
.hero {
    /* Changed from height to min-height so it grows if content is tall */
    min-height: 100vh; 
    height: auto; 
    display: flex;
    align-items: center;
    /* Increased top padding so text doesn't hide behind the navbar */
    padding-top: 60px; 
    padding-bottom: 60px;
    position: relative;
    overflow: visible; /* Allows content to flow naturally */
}

.hero-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
    align-items: center;
}

.hero-content h4 {
    color: var(--color-primary);
    font-weight: 400;
    margin-bottom: 20px;
}

.hero-content h1 { margin-bottom: 10px; }
.hero-content h2 { color: var(--color-text); margin-bottom: 30px; }
.hero-content p { max-width: 500px; margin-bottom: 50px; }

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: 8px;
    /* Create a cool frame effect */
    box-shadow: 20px 20px 0 0 var(--color-primary);
    transition: var(--transition);
    filter: grayscale(20%) contrast(1.1);
}

.hero-image img:hover {
    transform: translate(-5px, -5px);
    box-shadow: 25px 25px 0 0 var(--color-primary);
    filter: none;
}

/* --- About Section --- */
.about-container {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 50px;
}

.about-img img {
    border-radius: 4px;
    box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(140px, 1fr));
    gap: 10px;
    margin-top: 20px;
}

.skills-list li {
    position: relative;
    padding-left: 20px;
    font-size: 0.9rem;
}

.skills-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

/* --- Services Section --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-bg);
    padding: 40px;
    border-radius: 4px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
}

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

.service-card i {
    font-size: 40px;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--color-secondary);
}

/* --- Portfolio Section --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
}

.project-img img {
    height: 300px;
    transition: var(--transition);
}

.project-info {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
    text-align: center;
}

.project-card:hover .project-info { opacity: 1; }
.project-card:hover .project-img img { transform: scale(1.1); }

.project-info h3 { color: var(--color-secondary); }
.project-info p { color: var(--color-primary); margin: 10px 0; }

.project-links a {
    color: var(--color-secondary);
    font-size: 1.5rem;
    margin: 0 10px;
}
.project-links a:hover { color: var(--color-primary); }

/* --- Testimonials Section --- */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--color-bg);
    padding: 30px;
    border-radius: 4px;
    box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
    position: relative;
}

.testimonial-card::before {
    content: '\201C';
    font-size: 80px;
    color: var(--color-primary);
    opacity: 0.2;
    position: absolute;
    top: -10px;
    left: 20px;
}

.testimonial-card p { font-style: italic; margin-bottom: 20px; }

.client-info h4 { color: var(--color-secondary); font-size: 1rem; }
.client-info span { font-size: 0.9rem; color: var(--color-primary); }

/* --- Contact Section --- */
.contact-container { text-align: center; max-width: 800px; }
.contact-text { margin-bottom: 50px; }

.contact-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.info-item i { color: var(--color-primary); font-size: 1.5rem; }

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.form-group {
    display: flex;
    gap: 20px;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 15px;
    background: var(--color-bg-secondary);
    border: 1px solid #233554;
    border-radius: 4px;
    color: var(--color-secondary);
    font-family: var(--font-primary);
}

.contact-form input:focus, .contact-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* --- Footer --- */
footer { padding: 30px 0; text-align: center; background: var(--color-bg); }
.social-links { margin-bottom: 20px; }
.social-links a {
    color: var(--color-text);
    font-size: 1.5rem;
    margin: 0 15px;
}
.social-links a:hover { color: var(--color-primary); }

/* --- Floating WhatsApp Button --- */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366; /* WhatsApp Brand Green */
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    z-index: 2000; /* Ensures it sits on top of everything */
    transition: all 0.3s ease;
    text-decoration: none; /* Ensures no underline from global link styles */
}

.whatsapp-float:hover {
    background-color: #20BA5A; /* Slightly darker on hover */
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    color: #fff; /* Keeps icon white */
}

/* Optional: Pulse Animation to grab attention */
.whatsapp-float::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: #25D366;
    border-radius: 50%;
    z-index: -1;
    animation: pulse-green 2s infinite;
    opacity: 0;
}

@keyframes pulse-green {
    0% { transform: scale(1); opacity: 0.7; }
    100% { transform: scale(1.6); opacity: 0; }
}

/* Mobile Responsiveness for WhatsApp Button */
@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 26px;
    }
}
/* --- ANIMATIONS (Scroll & Load) --- */

/* Initial states for JS triggering */
.fade-up, .fade-in, .fade-in-left, .fade-in-right {
    opacity: 0;
    transition: all 0.8s ease-out;
}

.fade-up { transform: translateY(40px); }
.fade-in-left { transform: translateX(-60px); }
.fade-in-right { transform: translateX(60px); }

/* The class JS adds when visible */
.is-visible {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

/* Keyframes for initial load */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Apply initial hero animation without JS */
.hero-content > * {
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}
.hero-content h4 { animation-delay: 0.2s; }
.hero-content h1 { animation-delay: 0.4s; }
.hero-content h2 { animation-delay: 0.6s; }
.hero-content p { animation-delay: 0.8s; }
.hero-content .btn { animation-delay: 1s; }

/* --- Media Queries (Responsive Design) --- */
@media screen and (max-width: 992px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-content p { margin: 0 auto 40px; }
    .hero-image { max-width: 500px; margin: 0 auto; }
    .about-container { grid-template-columns: 1fr; }
    .about-img { order: 2; }
}

@media screen and (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: -100%;
        top: var(--nav-height);
        flex-direction: column;
        background-color: var(--color-bg-secondary);
        width: 50%;
        height: calc(100vh - var(--nav-height));
        text-align: center;
        transition: var(--transition);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    }
    .nav-links.active { right: 0; }
    .nav-links li { margin: 25px 0; }
    .hamburger { display: block; }
    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
    
    h1 { font-size: 50px; }
    .hero-image img:hover { transform: none; box-shadow: 15px 15px 0 0 var(--color-primary); }
    .form-group { flex-direction: column; }

    /* --- Mobile Responsive Fixes --- */
    /* Navbar fixes */
    .nav-links, .nav-actions .btn { display: none; }
    .mobile-menu-toggle { display: block; }
    
    /* Hero Section Fixes for Mobile */
    .hero {
        padding-top: 70px; /* Push content down below the fixed header */
        padding-bottom: 80px; /* Space before About section starts */
        min-height: auto; /* Stop forcing full screen height on mobile */
        display: block; /* Stack content vertically */
    }

    .hero-grid {
        display: flex;
        flex-direction: column; /* Stack text on top of image */
        gap: 3rem;
    }

    .hero-content {
        margin: 0 auto;
        text-align: center;
    }
    
    /* Ensure image doesn't overlap text */
    .hero-image-wrapper { 
        max-width: 100%; 
        margin-top: 2rem;
        /* Fix aspect ratio issues on mobile */
        aspect-ratio: auto; 
        height: auto;
    }

    /* General Layout Stacking */
    .split-layout, .contact-wrapper { 
        grid-template-columns: 1fr; 
        gap: 4rem; 
    }

    /* Fix padding for About section so it doesn't touch the edges */
    .pd-left { padding-left: 0; }
    
    /* Grid fixes */
    .portfolio-grid, .services-grid, .blog-grid, .form-grid-2, .footer-top { 
        grid-template-columns: 1fr; 
    }
    
    .section-header-wrapper { flex-direction: column; align-items: flex-start; gap: 1rem; }
    
    /* Fix horizontal scrolling on filter buttons */
    .filter-controls { 
        width: 100%; 
        overflow-x: auto; 
        padding-bottom: 10px; 
        white-space: nowrap;
        -webkit-overflow-scrolling: touch; 
    }
}

@media screen and (max-width: 480px) {
    .whatsapp-float { width: 50px; height: 50px; bottom: 20px; right: 20px; font-size: 25px; }
}