/* css/style.css */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #0a0f1f; /* Dark blue-ish background */
    color: #e0e0e0; /* Light grey text for good contrast */
    line-height: 1.7;
    overflow-x: hidden; /* Prevent horizontal scroll */
}

/* --- Canvas Background --- */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; /* Behind all other content */
    opacity: 0.8; /* Adjust as needed for subtlety */
}

/* --- Header & Navigation --- */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(10, 15, 31, 0.8); /* Semi-transparent dark bg */
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease;
}

#main-header.scrolled {
    background-color: rgba(10, 15, 31, 0.95); /* More opaque on scroll */
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo a {
    color: #818CF8; /* Light Indigo */
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}
.logo a:hover {
    color: #a7afff;
}

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

.nav-links li {
    margin-left: 2.5rem;
}

.nav-links a {
    color: #c0c0c0;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: #818CF8;
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active-link { /* Class to be added by JS for active section */
    color: #ffffff;
}

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

/* Burger Menu for Mobile */
.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: #e0e0e0;
    margin: 5px;
    transition: all 0.3s ease;
}


/* --- General Section Styling --- */
.portfolio-section {
    padding: 100px 2rem 60px; /* Top padding to account for fixed header */
    max-width: 1200px;
    margin: 0 auto;
    position: relative; /* For z-indexing if needed */
    z-index: 1;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    color: #ffffff;
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    letter-spacing: 1px;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: #818CF8;
    margin: 0.5rem auto 0;
    border-radius: 2px;
}

/* Content Card Style (for About, Skills, Contact Form) */
.content-card {
    background-color: rgba(20, 28, 58, 0.7); /* Semi-transparent darker blue */
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(129, 140, 248, 0.2); /* Subtle border */
}


/* --- Hero Section --- */
#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative; /* Ensure it's above the canvas if canvas z-index is 0 */
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-content .highlight {
    color: #818CF8; /* Light Indigo */
    /* Optional: Add text shadow for pop */
    text-shadow: 0 0 15px rgba(129, 140, 248, 0.5);
}

.hero-content .subtitle {
    font-size: 1.5rem;
    color: #c0c0c0;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.hero-content .description {
    font-size: 1.1rem;
    color: #a0a0a0;
    max-width: 600px;
    margin: 0 auto 2.5rem auto;
    font-weight: 300;
}

.cta-button, .cta-button-secondary {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    border-radius: 50px; /* Pill shape */
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
}

.cta-button {
    background: linear-gradient(90deg, #818CF8, #6366F1); /* Indigo gradient */
    color: white;
    box-shadow: 0 5px 15px rgba(129, 140, 248, 0.4);
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(129, 140, 248, 0.6);
}

/* --- About Section --- */
.about-content {
    display: flex;
    align-items: flex-start; /* Align items to the top */
    gap: 3rem;
}

.about-image {
    flex-basis: 35%; /* Adjust as needed */
    max-width: 300px; /* Control max image size */
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    object-fit: cover;
    border: 3px solid #818CF8;
    box-shadow: 0 10px 25px rgba(129, 140, 248, 0.3);
}

.about-text {
    flex-basis: 65%;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    color: #d0d0d0;
}

.cta-button-secondary {
    border: 2px solid #818CF8;
    color: #818CF8;
    margin-top: 1rem;
}
.cta-button-secondary:hover {
    background-color: #818CF8;
    color: white;
    transform: translateY(-2px);
}


/* --- Projects Section --- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background-color: rgba(20, 28, 58, 0.8); /* Consistent with content-card but slightly different for variety if needed */
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(129, 140, 248, 0.15);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(129, 140, 248, 0.3);
}

.project-image img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-info {
    padding: 1.8rem;
}

.project-info h3 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.project-info p {
    font-size: 0.95rem;
    color: #b0b0b0;
    margin-bottom: 1.2rem;
    min-height: 60px; /* Ensure consistent card height for text */
}

.project-tags {
    margin-bottom: 1.2rem;
}

.project-tags span {
    background-color: rgba(129, 140, 248, 0.2);
    color: #a7afff; /* Lighter indigo */
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    display: inline-block;
}

.project-link {
    color: #818CF8;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: #a7afff;
    text-decoration: underline;
}

/* --- Skills Section --- */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category h4 {
    font-size: 1.3rem;
    color: #818CF8;
    margin-bottom: 1rem;
    font-weight: 600;
    border-bottom: 2px solid rgba(129, 140, 248, 0.3);
    padding-bottom: 0.5rem;
}

.skill-category ul {
    list-style: none;
}

.skill-category ul li {
    font-size: 1rem;
    color: #d0d0d0;
    margin-bottom: 0.7rem;
    padding-left: 1.2rem;
    position: relative;
}

.skill-category ul li::before {
    content: '▹'; /* Or use an SVG icon */
    position: absolute;
    left: 0;
    color: #818CF8;
    font-weight: bold;
}

/* --- Contact Section --- */
.contact-form-container {
    max-width: 700px;
    margin: 0 auto; /* Center the form container */
}

.contact-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #c0c0c0;
    margin-bottom: 2.5rem;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    font-size: 0.95rem;
    color: #c0c0c0;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 0.9rem;
    border-radius: 8px;
    border: 1px solid rgba(129, 140, 248, 0.3);
    background-color: rgba(10, 15, 31, 0.7); /* Darker input bg */
    color: #e0e0e0;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #818CF8;
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

#contact-form .cta-button { /* Specificity for the form button */
    width: 100%;
    border: none; /* Remove border if cta-button has one by default */
    cursor: pointer;
}

.form-status-message {
    margin-top: 1.5rem;
    text-align: center;
    font-weight: 500;
}
.form-status-message.success {
    color: #4ade80; /* Green */
}
.form-status-message.error {
    color: #f87171; /* Red */
}


/* --- Footer --- */
#main-footer {
    text-align: center;
    padding: 3rem 2rem;
    background-color: rgba(10, 15, 31, 0.9); /* Slightly different from header for depth */
    border-top: 1px solid rgba(129, 140, 248, 0.1);
    margin-top: 3rem; /* Space above footer */
    position: relative;
    z-index: 1;
}

.social-links {
    margin-bottom: 1rem;
}

.social-links a {
    margin: 0 0.8rem;
    display: inline-block; /* Allows transform */
    transition: transform 0.3s ease;
}
.social-links a:hover {
    transform: scale(1.2);
}

.social-links img { /* Assuming you use img tags for social icons */
    width: 24px;
    height: 24px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}
.social-links a:hover img {
    opacity: 1;
}

#main-footer p {
    font-size: 0.9rem;
    color: #a0a0a0;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }
    .hero-content .subtitle {
        font-size: 1.3rem;
    }
    .section-title {
        font-size: 2.4rem;
    }
    .about-content {
        flex-direction: column;
        align-items: center; /* Center items when stacked */
        text-align: center;
    }
    .about-image {
        margin-bottom: 2rem;
        max-width: 250px;
    }
    .about-text {
        flex-basis: 100%;
    }
}


@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: 0;
        top: 0; /* Align with header top */
        height: 100vh;
        background-color: #0f172a; /* Darker, more opaque for mobile menu */
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-around; /* Distribute links vertically */
        width: 60%;
        max-width: 300px; /* Max width for the menu */
        transform: translateX(100%);
        transition: transform 0.5s ease-in-out;
        padding-top: 60px; /* Space for header */
        box-shadow: -5px 0 15px rgba(0,0,0,0.2);
    }

    .nav-links.nav-active {
        transform: translateX(0%);
    }

    .nav-links li {
        margin-left: 0;
        opacity: 0; /* For staggered animation */
        width: 100%;
        text-align: center;
    }
    .nav-links li a {
        font-size: 1.2rem;
        padding: 1rem 0;
        display: block; /* Make links full width */
        width: 100%;
    }
    .nav-links li a::after { /* Adjust underline for mobile */
        left: 50%;
        transform: translateX(-50%);
        bottom: 0.5rem;
    }


    .burger {
        display: block;
        z-index: 1001; /* Ensure burger is above nav-links before it slides in */
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content .subtitle {
        font-size: 1.2rem;
    }
    .hero-content .description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 3rem;
    }
    .portfolio-section {
        padding-top: 80px; /* Adjust for header */
    }
    .projects-grid {
        grid-template-columns: 1fr; /* Stack project cards */
    }
    .skills-container {
        grid-template-columns: 1fr;
    }
    .skill-category {
        margin-bottom: 1.5rem;
    }
}

/* Animation for nav links appearing */
@keyframes navLinkFade {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0px);
    }
}

/* Toggle class for burger icon animation */
.toggle .line1 {
    transform: rotate(-45deg) translate(-5px, 6px);
}
.toggle .line2 {
    opacity: 0;
}
.toggle .line3 {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Utility class for scroll animations (if you add them via JS) */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}