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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #0a0a0a;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: #00d4ff;
    text-decoration: none;
    background: linear-gradient(45deg, #00d4ff, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #00d4ff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, #00d4ff, #ff6b6b);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23ffffff" stroke-width="0.1" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #00d4ff, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #00d4ff;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: #ccc;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-contact {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ccc;
    font-size: 0.9rem;
}

.contact-item i {
    color: #00d4ff;
    width: 20px;
}

.contact-item a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #00d4ff;
}

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

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #00d4ff;
    border: 2px solid #00d4ff;
}

.btn-secondary:hover {
    background: #00d4ff;
    color: #0a0a0a;
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease;
}

.profile-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.profile-img i {
    font-size: 8rem;
    color: #00d4ff;
    background: linear-gradient(45deg, #00d4ff, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.profile-picture {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(0, 212, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.profile-picture:hover {
    transform: scale(1.05);
    border-color: rgba(0, 212, 255, 0.6);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
}

/* Section Styles */
section {
    padding: 5rem 0;
    scroll-margin-top: 80px; /* Account for fixed navbar */
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #fff;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #00d4ff, #ff6b6b);
    border-radius: 2px;
}

/* About Section */
.about {
    background: #111;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    color: #ccc;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-text p {
    margin-bottom: 1.5rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00d4ff;
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: #ccc;
    font-weight: 500;
}

/* Experience Section */
.experience {
    background: #0a0a0a;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, #00d4ff, #ff6b6b);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 2rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 2rem;
}

.timeline-dot {
    position: absolute;
    top: 0;
    width: 20px;
    height: 20px;
    background: #00d4ff;
    border-radius: 50%;
    border: 4px solid #0a0a0a;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -10px;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.timeline-content h3 {
    color: #00d4ff;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    color: #ff6b6b;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.timeline-date {
    color: #999;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: block;
}

.timeline-content p {
    color: #ccc;
    line-height: 1.6;
}

/* Projects Section */
.projects {
    background: #111;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
}

.project-icon {
    margin-bottom: 1.5rem;
}

.project-icon i {
    font-size: 3rem;
    color: #00d4ff;
}

.project-card h3 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.project-card p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.tech-tag {
    background: rgba(0, 212, 255, 0.2);
    color: #00d4ff;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Skills Section */
.skills {
    background: #0a0a0a;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-category h3 {
    color: #00d4ff;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-item {
    background: rgba(255, 107, 107, 0.2);
    color: #ff6b6b;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: rgba(255, 107, 107, 0.3);
    transform: translateY(-2px);
}

/* Education Section */
.education {
    background: #111;
}

.education-content {
    margin-bottom: 3rem;
}

.education-item {
    display: flex;
    gap: 2rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.education-icon {
    flex-shrink: 0;
}

.education-icon i {
    font-size: 3rem;
    color: #00d4ff;
}

.education-details h3 {
    color: #fff;
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.education-details h4 {
    color: #00d4ff;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.education-date {
    color: #999;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    display: block;
}

.education-gpa {
    color: #ff6b6b;
    font-weight: 600;
    margin-bottom: 1rem;
}

.education-details p {
    color: #ccc;
    line-height: 1.6;
}

.certifications h3 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cert-item i {
    color: #ff6b6b;
    font-size: 1.2rem;
}

.cert-item span {
    color: #ccc;
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background: #0a0a0a;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: #ccc;
}

.contact-detail i {
    color: #00d4ff;
    width: 20px;
}

.contact-detail a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-detail a:hover {
    color: #00d4ff;
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: #fff;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00d4ff;
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
}

/* Footer */
.footer {
    background: #000;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: #fff;
    margin-bottom: 1rem;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #00d4ff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #999;
}

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .about-content {
        gap: 3rem;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
        z-index: 1001;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background-color: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: 0.3s;
        padding: 6rem 0 2rem;
        justify-content: flex-start;
        gap: 2rem;
        z-index: 1000;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        font-size: 1.2rem;
        padding: 1rem;
    }
    
    /* Logo adjustments for mobile */
    .nav-logo a {
        font-size: 1.2rem;
    }
    
    .logo-img {
        width: 32px;
        height: 32px;
    }
    
    /* Hero Section Mobile */
    .hero {
        min-height: 100vh;
        padding: 2rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2.2rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        padding: 0 1rem;
    }
    
    .hero-contact {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        margin-bottom: 1.5rem;
    }
    
    .contact-item {
        justify-content: center;
        font-size: 0.85rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .btn {
        width: 200px;
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    /* Profile Picture Mobile */
    .profile-card {
        padding: 1.5rem;
        margin: 0 1rem;
    }
    
    .profile-picture {
        width: 150px;
        height: 150px;
    }
    
    /* Section Spacing */
    section {
        padding: 3rem 0;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    /* About Section Mobile */
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .about-text {
        font-size: 1rem;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: space-around;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1rem;
        flex: 1;
    }
    
    .stat-item h3 {
        font-size: 2rem;
    }
    
    /* Timeline Mobile */
    .timeline {
        max-width: 100%;
        padding: 0 1rem;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 3rem !important;
        padding-right: 0 !important;
        margin-bottom: 2rem;
    }
    
    .timeline-dot {
        left: 10px !important;
        right: auto !important;
        width: 16px;
        height: 16px;
    }
    
    .timeline-content {
        padding: 1.5rem;
    }
    
    .timeline-content h3 {
        font-size: 1.1rem;
    }
    
    .timeline-content h4 {
        font-size: 1rem;
    }
    
    /* Projects Mobile */
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .project-card {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .project-card h3 {
        font-size: 1.2rem;
    }
    
    .project-tech {
        gap: 0.3rem;
    }
    
    .tech-tag {
        font-size: 0.75rem;
        padding: 0.25rem 0.6rem;
    }
    
    /* Skills Mobile */
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .skill-category {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .skill-items {
        gap: 0.5rem;
        justify-content: center;
    }
    
    .skill-item {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    /* Education Mobile */
    .education-item {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .education-icon {
        margin-bottom: 1rem;
    }
    
    .education-details h3 {
        font-size: 1.2rem;
    }
    
    .cert-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }
    
    .cert-item {
        padding: 0.8rem;
        margin: 0 0.5rem;
    }
    
    /* Contact Mobile */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-form {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.8rem;
        font-size: 1rem;
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    /* Extra small screens */
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        padding: 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .container {
        padding: 0 10px;
    }
    
    section {
        padding: 2.5rem 0;
    }
    
    .profile-picture {
        width: 120px;
        height: 120px;
    }
    
    .profile-card {
        padding: 1rem;
        margin: 0;
    }
    
    .btn {
        width: 180px;
        padding: 10px 16px;
        font-size: 0.85rem;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stat-item h3 {
        font-size: 1.8rem;
    }
    
    .timeline-content {
        padding: 1rem;
    }
    
    .project-card,
    .skill-category,
    .contact-form,
    .education-item,
    .cert-item {
        margin: 0;
    }
    
    .contact-item {
        font-size: 0.8rem;
    }
    
    .nav-logo a {
        font-size: 1rem;
    }
    
    .logo-img {
        width: 28px;
        height: 28px;
    }
}

/* iPhone and Android optimizations */
@media (max-width: 414px) {
    /* iPhone 6/7/8 Plus, iPhone XR, iPhone 11 */
    .hero-title {
        font-size: 1.9rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 0.95rem;
    }
    
    .btn {
        width: 170px;
        padding: 10px 16px;
        font-size: 0.85rem;
    }
    
    .profile-picture {
        width: 130px;
        height: 130px;
    }
}

@media (max-width: 375px) {
    /* iPhone 6/7/8, iPhone X/XS, iPhone 12 mini */
    .hero-title {
        font-size: 1.7rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .contact-item {
        font-size: 0.8rem;
    }
    
    .btn {
        width: 160px;
        padding: 9px 14px;
        font-size: 0.8rem;
    }
    
    .profile-picture {
        width: 120px;
        height: 120px;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .container {
        padding: 0 12px;
    }
}

@media (max-width: 360px) {
    /* Samsung Galaxy S8/S9/S10, Pixel 2/3 */
    .hero-title {
        font-size: 1.6rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.85rem;
        line-height: 1.4;
    }
    
    .hero-contact {
        gap: 0.7rem;
    }
    
    .contact-item {
        font-size: 0.75rem;
        gap: 0.4rem;
    }
    
    .contact-item i {
        width: 16px;
        font-size: 0.85rem;
    }
    
    .btn {
        width: 150px;
        padding: 8px 12px;
        font-size: 0.75rem;
    }
    
    .profile-picture {
        width: 110px;
        height: 110px;
    }
    
    .profile-card {
        padding: 1rem;
        margin: 0;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .nav-logo a {
        font-size: 1rem;
    }
    
    .logo-img {
        width: 26px;
        height: 26px;
    }
}

@media (max-width: 320px) {
    /* iPhone 5/SE, very small Android devices */
    .hero-title {
        font-size: 1.4rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-description {
        font-size: 0.8rem;
    }
    
    .btn {
        width: 140px;
        padding: 7px 10px;
        font-size: 0.7rem;
    }
    
    .profile-picture {
        width: 100px;
        height: 100px;
    }
    
    .contact-item {
        font-size: 0.7rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 0 8px;
    }
    
    .nav-logo a {
        font-size: 0.9rem;
    }
    
    .logo-img {
        width: 24px;
        height: 24px;
    }
}

/* Landscape orientation optimizations */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        min-height: 100vh;
        padding: 1rem 0;
    }
    
    .hero-container {
        gap: 1.5rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 0.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .hero-description {
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }
    
    .hero-contact {
        margin-bottom: 1rem;
    }
    
    .profile-picture {
        width: 100px;
        height: 100px;
    }
    
    .profile-card {
        padding: 1rem;
    }
    
    section {
        padding: 2rem 0;
    }
}