/* Base Styles */
:root {
    /* Dark Theme Palette */
    --primary: #00aaff; /* A vibrant, electric blue */
    --primary-light: rgba(0, 170, 255, 0.1);
    --primary-dark: #0088cc;
    --bg-dark: #0d1117; /* GitHub's dark background */
    --bg-light: #161b22; /* Slightly lighter background for cards */
    --border-color: #30363d;
    --text-primary: #c9d1d9; /* Main text color */
    --text-secondary: #8b949e; /* Lighter text for subtitles */
    --white: #ffffff;
    --black: #000000;

    /* Standard variables */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --shadow-glow: 0 0 15px rgba(0, 170, 255, 0.2);
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

a:hover {
    color: var(--primary-dark);
}

ul,
ol {
    list-style-position: inside;
}

img {
    max-width: 100%;
    height: auto;
}

/* Typography */
.heading-xl {
    font-size: 2.5rem;
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
}

.heading-lg {
    font-size: 2rem;
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
}

.heading-md {
    font-size: 1.5rem;
    line-height: 1.3;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.large-text {
    font-size: 1.125rem;
    line-height: 1.5;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 9999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-primary {
    background-color: var(--primary);
    color: var(--bg-dark);
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
}

.btn i,
.btn svg {
    margin-right: 0.5rem;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--primary-light);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 9999px;
    margin-bottom: 1rem;
    border: 1px solid var(--primary);
}

/* Section Styles */
.section {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
    margin: 2rem 0;
}

.grey-bg {
    background-color: var(--bg-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* Header & Navigation */
.fixed-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: all var(--transition-normal);
    padding: 1.5rem 0;
}

.fixed-header.scrolled {
    background-color: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.fixed-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.desktop-nav {
    display: none;
}

.nav-link {
    position: relative;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    transition: color var(--transition-normal);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 100%;
    transform: scaleX(0);
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary);
    transform-origin: bottom right;
    transition: transform var(--transition-normal);
}

.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
}

.hamburger-icon {
    position: relative;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-normal);
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-normal);
}

.hamburger-icon::before {
    top: -8px;
}

.hamburger-icon::after {
    bottom: -8px;
}

.menu-open .hamburger-icon {
    background-color: transparent;
}

.menu-open .hamburger-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-open .hamburger-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: rgba(22, 27, 34, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    animation: fadeIn var(--transition-normal);
}

.mobile-menu.open {
    display: block;
}

.mobile-nav-link {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    transition: color var(--transition-normal);
}

.mobile-nav-link:hover {
    color: var(--primary);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    position: relative;
}

.bg-elements {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.bg-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(5rem);
    opacity: 0.15;
}

.bg-circle-1 {
    top: 25%;
    left: 25%;
    width: 16rem;
    height: 16rem;
    background-color: var(--primary);
}

.bg-circle-2 {
    bottom: 33%;
    right: 25%;
    width: 24rem;
    height: 24rem;
    background-color: #8a2be2;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.image-container {
    position: relative;
    width: 100%;
    max-width: 24rem;
    aspect-ratio: 1/1;
}

.image-bg {
    position: absolute;
    inset: 0;
    background-color: var(--primary-light);
    border-radius: var(--radius-xl);
    transform: rotate(6deg);
    z-index: -1;
}

.image-container img {
    position: relative;
    z-index: 1;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.scroll-down {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-secondary);
    transition: color var(--transition-normal);
    animation: bounce 2s infinite;
}

.scroll-down:hover {
    color: var(--primary);
}

.scroll-down span {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    40% {
        transform: translateY(-10px) translateX(-50%);
    }

    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

/* New Hero Section Design */
.hero-content {
    flex-direction: column; /* Mobile first */
}

.hero-text-new {
    text-align: center;
    margin-top: 2rem;
}

.hero-intro {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 0.5rem;
}

.hero-name {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.hero-title {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 1.5rem;
    height: 2.25rem; /* Reserve space to prevent layout shift */
}

/* Typewriter Animation */
.typewriter {
    border-right: 0.15em solid var(--primary); /* The cursor */
    white-space: nowrap;
    overflow: hidden;
    animation: blinking-cursor 0.75s step-end infinite;
}

@keyframes blinking-cursor {
    from, to { border-color: transparent }
    50% { border-color: var(--primary); }
}


/* Responsive adjustments for the new hero section */
@media (min-width: 768px) {
    .hero-content {
        display: flex;
        flex-direction: row-reverse; /* Image on the right, text on the left */
        align-items: center;
        gap: 4rem;
    }

    .hero-text-new {
        text-align: left;
        flex: 1;
    }
    
    .hero-image {
        flex: 1;
    }

    .hero-name {
        font-size: 3.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-name {
        font-size: 4rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }
}


/* About Section */
.about-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: flex-start;
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 992px) {
    .about-layout {
        grid-template-columns: 3fr 2fr;
    }
}

.about-description h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.about-description .prose p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-focus-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.focus-card {
    background-color: var(--bg-dark);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.focus-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.focus-card .focus-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-light);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.focus-card .focus-icon i {
    color: var(--primary);
    width: 1.5rem;
    height: 1.5rem;
}

.focus-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.focus-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}


/* Skills Section Update */
.skills-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .skills-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .skills-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skill-category-grid {
    background-color: var(--bg-light);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.skill-category-grid:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.skill-category-grid h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    position: relative;
    padding-bottom: 0.5rem;
}

.skill-category-grid h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 25%;
    height: 2px;
    background-color: var(--primary);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item-new {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.skill-item-new i, .skill-item-new span[data-lucide] {
    font-size: 1.75rem;
    color: var(--icon-color, var(--primary));
    width: 30px; /* Ensures alignment */
    text-align: center;
}


/* Experience & Education Section */
.journey-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .journey-layout {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

.journey-column-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
}

.journey-column-title i {
    color: var(--primary);
}

.journey-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.journey-card {
    background-color: var(--bg-dark);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.journey-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.journey-date {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.journey-date.education {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.journey-marks-span {
    background-color: var(--primary-light);
    color: var(--primary);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.journey-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.journey-location {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.journey-description ul {
    list-style-type: none;
    padding-left: 0;
}

.journey-description li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.journey-description li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}


/* Projects Section New Layout */
.projects-grid-new {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.project-card-new {
    background-color: var(--bg-light);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.project-card-new:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.project-image-container {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}

.project-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.project-card-new:hover .project-image-container img {
    transform: scale(1.05);
}

.project-card-new .project-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-card-new h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.project-card-new .project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    flex-grow: 1;
    font-size: 0.9rem;
}

.project-card-new .project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-card-new .tech-pill {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.75rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 9999px;
}

.project-card-new .project-links-new {
    display: flex;
    gap: 1rem;
    margin-top: auto;
}

.project-card-new .project-links-new a {
    color: var(--primary);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.project-card-new .project-links-new a:hover {
    color: var(--primary-dark);
}

.more-projects {
    text-align: center;
    margin-top: 3rem;
}

.github-link {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background-color: var(--bg-light);
    color: var(--text-primary);
    font-weight: 500;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.github-link:hover {
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.github-link i {
    margin-right: 0.5rem;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.contact-info h3,
.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-method {
    display: flex;
    align-items: flex-start;
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-light);
    border-radius: var(--radius-md);
    margin-right: 1rem;
}

.contact-icon i {
    color: var(--primary);
    font-size: 1.25rem;
}

.contact-detail h4 {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.contact-detail a {
    color: var(--primary);
}

.social-links h4 {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--bg-dark);
    border-radius: 50%;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.social-icons a:hover {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group textarea {
    resize: vertical;
}

.submit-btn {
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--bg-dark);
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-info p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

#scrollToTop {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary);
    color: var(--bg-dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
}

#scrollToTop:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* Animation Classes */
.animate-fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn var(--transition-slow) forwards;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Media Queries */
@media (min-width: 640px) {
    .heading-xl {
        font-size: 3rem;
    }

    .heading-lg {
        font-size: 2.25rem;
    }

    .heading-md {
        font-size: 1.75rem;
    }
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
    }

    .mobile-menu-btn {
        display: none;
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid-new {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .heading-xl {
        font-size: 3.5rem;
    }

    .heading-lg {
        font-size: 2.5rem;
    }

    .projects-grid-new {
        grid-template-columns: repeat(3, 1fr);
    }
}