/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --background-color: #0f0f1e;
    --surface-color: #1a1a2e;
    --text-color: #f8fafc;
    --text-secondary: #cbd5e1;
    --accent-color: #06d6a0;
    --error-color: #ef4444;
    --transition: all 0.3s ease;
    --mobile-menu-transition: transform 0.3s ease-in-out; /* Define a dedicated transition for the menu */
}

[data-theme="light"] {
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-color: #1e293b;
    --text-secondary: #64748b;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

/* CAPTCHA Overlay */
.captcha-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 15, 30, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.captcha-overlay.active {
    opacity: 1;
    visibility: visible;
}

.captcha-container {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 400px;
    width: 90%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.captcha-container h2 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.captcha-challenge {
    margin: 1.5rem 0;
}

#captcha-question {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--accent-color);
    display: block;
    margin-bottom: 1rem;
}

#captcha-answer {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid rgba(99, 102, 241, 0.3);
    border-radius: 10px;
    background: rgba(15, 15, 30, 0.5);
    color: var(--text-color);
    font-size: 1rem;
    transition: var(--transition);
}

#captcha-answer:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.captcha-error {
    color: var(--error-color);
    margin-top: 0.5rem;
    min-height: 1.5rem;
}

/* Welcome Screen */
.welcome-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--background-color) 0%, #1a1a2e 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.welcome-screen.active {
    opacity: 1;
    visibility: visible;
}

.welcome-content {
    text-align: center;
    max-width: 600px;
    padding: 2rem;
}

.welcome-text {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease infinite, fadeInUp 1s ease-out;
    margin-bottom: 2rem;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Liquid Glass Background */
.liquid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.liquid-shape {
    position: absolute;
    border-radius: 45% 55% 70% 30% / 30% 40% 60% 70%;
    background: linear-gradient(45deg, var(--primary-color), transparent, var(--secondary-color));
    opacity: 0.1;
    animation: liquidMove 15s ease-in-out infinite;
}

.liquid-shape:nth-child(1) {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.liquid-shape:nth-child(2) {
    width: 400px;
    height: 400px;
    top: 60%;
    left: 70%;
    animation-delay: -5s;
}

.liquid-shape:nth-child(3) {
    width: 250px;
    height: 250px;
    top: 30%;
    left: 80%;
    animation-delay: -10s;
}

.liquid-shape:nth-child(4) {
    width: 350px;
    height: 350px;
    top: 70%;
    left: 10%;
    animation-delay: -7s;
}

@keyframes liquidMove {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        border-radius: 45% 55% 70% 30% / 30% 40% 60% 70%;
    }
    25% {
        transform: translate(20px, 30px) rotate(90deg);
        border-radius: 60% 40% 30% 70% / 70% 30% 70% 30%;
    }
    50% {
        transform: translate(0, 20px) rotate(180deg);
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    75% {
        transform: translate(-20px, 10px) rotate(270deg);
        border-radius: 70% 30% 50% 50% / 60% 40% 60% 40%;
    }
}

/* Page Transition Overlay */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    z-index: 1001;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s ease-in-out;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 2rem 0;
    transition: var(--transition);
}

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

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    /* Style for regular links (desktop) */
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link i {
    /* Style the desktop link icons */
    margin-right: 0.5rem;
    color: var(--primary-color); /* Give icons a subtle color */
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
}

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

/* --- NAV UTILITY STYLES (THEME & CONTACT ICONS) --- */
.nav-utility {
    display: flex;
    flex-direction: row;
    align-items: center; /* Center icons vertically */
    gap: 1rem;
    margin-left: 1rem;
}

.icon-button-wrapper {
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: color 0.3s ease, transform 0.3s ease;
    padding: 0.5rem;
    border-radius: 50%; /* Make it circular */
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem; /* Fixed size for better touch target */
    height: 2.5rem;
    background-color: var(--surface-color); /* Subtle background */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.icon-button-wrapper:hover {
    transform: translateY(-2px);
    color: var(--primary-color);
    box-shadow: 0 6px 15px rgba(99, 102, 241, 0.3);
}

.icon-button-wrapper i {
    font-size: 1.2rem;
}

.hover-text {
    /* Positioning & Display */
    position: absolute;
    top: -30px;
    
    /* Appearance */
    white-space: nowrap;
    color: var(--text-color);
    background: var(--primary-color);
    padding: 0.25rem 0.5rem;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: 500;
    
    /* Alignment: We use transform to center it horizontally */
    left: 50%;
    transform: translateX(-50%);

    /* Initial Hidden State */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

.hover-text::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--primary-color) transparent transparent transparent;
}

.icon-button-wrapper:hover .hover-text {
    opacity: 1;
    visibility: visible;
}

.theme-toggle:hover i {
    transform: rotate(30deg);
}

/* --- HAMBURGER MENU STYLES (Button wrapper for Font Awesome icon) --- */
.hamburger {
    display: none; /* Hidden by default on desktop */
    width: 2.5rem;
    height: 2.5rem;
    cursor: pointer;
    padding: 0;
    margin-left: 0.5rem;
    z-index: 100;
    background-color: var(--surface-color); 
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    color: var(--text-color);
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.hamburger:hover {
    transform: scale(1.05);
}

.hamburger i {
    font-size: 1.2rem;
    color: var(--text-color);
    transition: var(--transition);
}

/* Main Content */
main {
    min-height: 89vh
}

.section {
    padding: 80px 0;
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero-content {
    margin-top: 10rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    height: auto;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.profile-img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: float 6s ease-in-out infinite;
    border: 5px solid var(--surface-color);
    outline: 2px solid var(--primary-color);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn.primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

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

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-subtitle {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    margin-top: 0.5rem;
    margin-bottom: 2.5rem;
    position: relative;
    background: linear-gradient(
        90deg,
        var(--surface-color) 0%,
        #ffffff 50%,
        var(--surface-color) 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: var(--text-secondary);
    animation: shimmer 1.5s infinite ease-in-out;
}

@keyframes shimmer {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

.section-subtitle::after {
    content: none;
}

.key-highlight {
    font-weight: 700;
    color: var(--accent-color);
    text-shadow: 0 0 8px rgba(6, 214, 160, 0.7);
}

/* About Section */
.about-content {
    max-width: 900px;
    margin: 4rem auto 0;
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-highlights {
    flex: 1;
    min-width: 300px;
    padding-top: 0.5rem;
}

.highlight-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.highlight-item {
    font-size: 1.1rem;
    color: var(--text-color);
    /* INCREASED SPACE HERE */
    margin-bottom: 1.5rem; 
    /* WAS 1rem */
    
    display: flex;
    align-items: center;
    line-height: 1.4;
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.highlight-item i {
    color: var(--accent-color);
    margin-right: 1rem;
    font-size: 1.2rem;
}

.highlight-item.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Modal/Popup Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0s, opacity 0.3s;
}

.modal-overlay.active {
    visibility: visible;
    opacity: 1;
}

.modal-content {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    max-width: 500px;
    width: 90%;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border-top: 5px solid var(--primary-color);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: var(--error-color);
}

.modal-content h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    background: var(--background-color);
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.form-message {
    margin-top: 1rem;
    min-height: 1.5rem;
    text-align: center;
    font-weight: 600;
}

/* Timeline */
.timeline {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.timeline-item {
    display: flex;
    max-width: 100%;
    margin: 0;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-content {
    flex: 1;
    padding: 1.5rem;
    background: var(--surface-color);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-top: 4px solid var(--primary-color);
    transition: all 0.4s ease;
    overflow: hidden;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.timeline-brief h3 {
    color: var(--primary-color);
    margin-bottom: 0;
    font-size: 1.1rem;
    text-align: center;
}

.timeline-item.visible .timeline-content {
    opacity: 1;
    transform: translateY(0);
}

.timeline-detail {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    transition: max-height 0.6s ease-in-out, opacity 0.4s ease 0.2s, margin-top 0.4s ease;
}

.timeline-detail p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.5;
    font-size: 0.95rem;
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.timeline-item:hover .timeline-detail {
    max-height: 400px;
    opacity: 1;
    margin-top: 1rem;
}

.timeline-item:hover .timeline-detail p:first-child {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px dashed rgba(255, 255, 255, 0.1);
}

.timeline-item:hover .timeline-content {
    background: color-mix(in srgb, var(--surface-color) 90%, var(--primary-color) 10%);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    transform: translateY(-5px);
}
/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 4rem auto 0;
}

.skill-category {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-top: 4px solid var(--primary-color);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.skill-category.visible {
    opacity: 1;
    transform: translateY(0);
}

.skill-category h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease 0.2s, transform 0.4s ease 0.2s;
}

.skill-category.visible h3 {
    opacity: 1;
    transform: translateY(0);
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.3s ease, transform 0.3s ease, var(--transition);
}

.skill-category.visible .skill-tag {
    opacity: 1;
    transform: scale(1);
}

.skill-tag:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

/* Works Section Styles */
.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.work-item {
    background: var(--surface-color);
    border-radius: 15px;
    height: 280px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid var(--primary-color);
    opacity: 0;
    transition: 0.5s ease;
    transform: translateY(20px);
}

.work-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.work-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    transition: 0.5s ease;
    height: 370px;
}

.work-thumbnail {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.work-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.work-details {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
}

.work-details h3 {
    color: var(--text-color);
    font-size: 1.3rem;
}

.work-software,
.work-details a,
.work-details p.work-software {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease-in-out, opacity 0.4s ease;
    margin: 0;
    padding: 0;
}

.work-item:hover .work-software,
.work-item:hover .work-details a,
.work-item:hover .work-details p.work-software {
    max-height: 200px;
    opacity: 1;
    margin-top: 0.5rem;
    padding-top: 0;
}

.work-software {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.btn.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}



/* Footer */
footer {
    background: var(--surface-color);
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

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

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 900px) {
    .timeline {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    /* HIDE desktop menu */
    .nav-links {
        /* FIX: Removing 'display: none' from default mobile state to enable transform transition */
        display: flex; /* Keep flex for column layout */
        position: fixed;
        top: 0;
        right: 0;
        width: 70%; 
        height: 100%;
        background-color: var(--surface-color); 
        flex-direction: column; 
        padding-top: 5rem; 
        gap: 0; 
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
        
        /* HIDDEN STATE */
        transform: translateX(100%);
        transition: var(--mobile-menu-transition); 
        z-index: 90; 
        visibility: hidden; /* Crucial for hiding it completely when off-screen */
    }

    /* ACTIVE STATE (When JS toggles the class) */
    .nav-links.active {
        transform: translateX(0); /* Slide fully into view */
        visibility: visible;
    }

    /* Mobile Nav Link Styles: stacks icon above text and centers it */
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05); /* Separator */
        display: flex; 
    }

    .nav-link {
        display: flex;
        flex-direction: column; /* Stack icon and text vertically */
        align-items: center; /* Center icon and text horizontally (mobile requirement) */
        padding: 1rem 0; 
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-color);
        width: 100%; 
    }
    
    /* Mobile Icon Specific Styles */
    .nav-link i {
        font-size: 1.5rem; /* Make icon larger */
        margin-right: 0; /* Remove desktop margin */
        margin-bottom: 0.25rem; /* Space between icon and text */
        color: var(--primary-color); 
    }

    /* SHOW hamburger button/icon wrapper */
    .hamburger {
        display: flex;
    }
    
    .nav-utility {
        flex-direction: row;
        gap: 0.8rem;
    }
    
    /* Hero section cleanup */
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        margin-top: 5rem; /* Reduce margin for mobile */
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .cta-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .welcome-text {
        font-size: 2.5rem;
    }

    .skills-grid {
        margin-top: 2rem;
    }
}

@media (max-width: 600px) {
    .timeline {
        grid-template-columns: 1fr;
    }
    .about-content {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .btn {
        padding: 0.6rem 1.5rem;
    }

    .welcome-text {
        font-size: 2rem;
    }
}