/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@300;400;500;600;700;800&family=Playfair+Display:wght@600;700&display=swap');

/* CSS Variables for Premium Theme */
:root {
    --bg-dark: #0a0f1c;
    --bg-navy: #111827;
    --royal-blue: #2563eb;
    --royal-blue-hover: #1d4ed8;
    --gold: #d4af37;
    --gold-light: #f3e5ab;
    --white: #ffffff;
    --text-light: #d1d5db;
    --text-gray: #9ca3af;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --transition: all 0.3s ease;
    --font-main: 'Outfit', sans-serif;
    --font-heading: 'Playfair Display', serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(37, 99, 235, 0.1), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(212, 175, 55, 0.08), transparent 25%);
    background-attachment: fixed;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Loading Screen */
.loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid var(--glass-border);
    border-radius: 50%;
    border-top-color: var(--gold);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Reusable Components */
.section-padding {
    padding: 100px 5%;
}

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

.section-title h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--white);
    letter-spacing: 1px;
}

.section-title span {
    color: var(--gold);
}

.underline {
    height: 3px;
    width: 60px;
    background: linear-gradient(90deg, var(--royal-blue), var(--gold));
    margin: 10px auto 0;
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 500;
    font-family: var(--font-main);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: none;
}

.btn-primary {
    background: linear-gradient(45deg, var(--royal-blue), #3b82f6);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.6);
}

.btn-secondary {
    background: linear-gradient(45deg, var(--gold), #eab308);
    color: var(--bg-dark);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

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

.btn-outline:hover {
    background: var(--gold);
    color: var(--bg-dark);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.w-100 {
    width: 100%;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(212, 175, 55, 0.3);
    background: rgba(255, 255, 255, 0.05);
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 5%;
    z-index: 1000;
    transition: var(--transition);
}

#navbar.scrolled {
    background: rgba(10, 15, 28, 0.9);
    backdrop-filter: blur(10px);
    padding: 15px 5%;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo span {
    color: var(--gold);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-light);
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--white);
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--white);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 0 5%;
    overflow: hidden;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    z-index: 1;
    margin-top: 50px;
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.hero-text h3 {
    font-size: 1.5rem;
    color: var(--gold);
    margin-bottom: 10px;
    font-weight: 500;
}

.name-title {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 15px;
    background: linear-gradient(to right, #fff, #9ca3af);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.professional-tagline {
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 400;
}

.typing-text {
    color: var(--royal-blue);
    font-weight: 600;
    border-right: 2px solid var(--royal-blue);
    padding-right: 5px;
    animation: blink 0.7s infinite;
}

@keyframes blink {
    50% { border-color: transparent; }
}

.hero-text p {
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.hero-socials {
    display: flex;
    gap: 15px;
}

.hero-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-size: 1.2rem;
    transition: var(--transition);
}

.hero-socials a:hover {
    background: var(--royal-blue);
    border-color: var(--royal-blue);
    transform: translateY(-3px);
}

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

.img-box {
    width: 400px;
    height: 500px;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.img-box::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 3px;
    background: linear-gradient(45deg, var(--royal-blue), var(--gold), var(--royal-blue));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    transition: transform 0.5s ease;
}

.img-box:hover img {
    transform: scale(1.05);
}

/* About Section */
.about-content {
    display: flex;
    flex-direction: column;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.about-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--gold);
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.highlight-card {
    padding: 30px 20px;
    text-align: center;
}

.highlight-card i {
    font-size: 2.5rem;
    color: var(--royal-blue);
    margin-bottom: 15px;
}

.highlight-card h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.highlight-card p {
    color: var(--gold);
    font-weight: 500;
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.skill-card {
    padding: 25px;
    text-align: center;
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    text-shadow: 0 0 10px rgba(255,255,255,0.2);
}

.skill-card h4 {
    margin-bottom: 15px;
    font-weight: 500;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--royal-blue), var(--gold));
    border-radius: 3px;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--glass-border);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 11px;
    top: 10px;
    width: 20px;
    height: 20px;
    background: var(--bg-dark);
    border: 3px solid var(--gold);
    border-radius: 50%;
    z-index: 1;
}

.timeline-content {
    padding: 25px;
}

.timeline-content h3 {
    color: var(--gold);
    margin-bottom: 5px;
}

.timeline-content h4 {
    font-weight: 400;
    color: var(--white);
    margin-bottom: 10px;
}

.timeline-content .year {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--royal-blue);
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 15px;
    border: 1px solid rgba(37, 99, 235, 0.3);
}

.timeline-content p {
    color: var(--text-light);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-img {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

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

.project-info {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    margin-bottom: 10px;
    font-family: var(--font-heading);
}

.project-info p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 0.95rem;
    flex: 1;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-tags span {
    font-size: 0.8rem;
    padding: 4px 10px;
    background: rgba(255,255,255,0.05);
    border-radius: 4px;
    color: var(--gold-light);
}

/* Certificates Section */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto 60px;
}

.cert-card {
    overflow: hidden;
}

.cert-img-container {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.cert-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cert-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 15, 28, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

.cert-card:hover .cert-overlay {
    opacity: 1;
}

.view-cert-btn {
    background: var(--gold);
    color: var(--bg-dark);
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transform: translateY(20px);
    transition: var(--transition);
}

.cert-card:hover .view-cert-btn {
    transform: translateY(0);
}

.cert-info {
    padding: 15px;
    text-align: center;
}

.cert-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.cert-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Resume Section */
.resume-section {
    max-width: 800px;
    margin: 0 auto;
}

.resume-card {
    padding: 40px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.resume-icon {
    font-size: 4rem;
    color: #ff4757;
}

.resume-card h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
}

.resume-card p {
    color: var(--text-light);
    max-width: 500px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
    animation: zoom 0.3s;
}

@keyframes zoom {
    from {transform:scale(0)} 
    to {transform:scale(1)}
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--gold);
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    padding: 40px 30px;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--gold);
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--royal-blue);
    background: rgba(37, 99, 235, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
}

.info-item h4 {
    margin-bottom: 5px;
}

.info-item p {
    color: var(--text-light);
}

.contact-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.contact-form-wrapper {
    padding: 40px;
}

.contact-form-wrapper h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 25px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group input,
.input-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--white);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--royal-blue);
    background: rgba(0,0,0,0.4);
}

/* Footer */
footer {
    background: #050811;
    padding: 60px 5% 20px;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

.footer-logo h2 {
    font-family: var(--font-heading);
    color: var(--gold);
    margin-bottom: 15px;
}

.footer-logo p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.footer-links h3,
.footer-social h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-gray);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.social-icons a:hover {
    background: var(--royal-blue);
    border-color: var(--royal-blue);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Floating Elements */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--glass-bg);
    backdrop-filter: blur(5px);
    border: 1px solid var(--glass-border);
    color: var(--gold);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--gold);
    color: var(--bg-dark);
}

/* Scroll Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        margin-top: 80px;
    }
    
    .hero-text {
        margin-top: 40px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-socials {
        justify-content: center;
    }
    
    .name-title {
        font-size: 3.5rem;
    }
    
    .img-box {
        width: 300px;
        height: 380px;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 250px;
        background: rgba(10, 15, 28, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: 0.5s ease;
        border-left: 1px solid var(--glass-border);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .name-title {
        font-size: 2.8rem;
    }
    
    .professional-tagline {
        font-size: 1.5rem;
    }
    
    .section-padding {
        padding: 70px 5%;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
}

@media (max-width: 480px) {
    .img-box {
        width: 250px;
        height: 320px;
    }
    
    .name-title {
        font-size: 2.2rem;
    }
    
    .floating-whatsapp {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .back-to-top {
        bottom: 80px;
        right: 20px;
    }
}