/* ==========================================================================
   CSS Variables & Theming
   ========================================================================== */
:root {
    /* Main Dark Theme (Default) */
    --clr-bg: #0b0f19;
    --clr-bg-alt: #131a2a;
    --clr-text: #e2e8f0;
    --clr-text-muted: #94a3b8;
    --clr-primary: #00f2fe;
    --clr-secondary: #4facfe;
    --clr-accent: #0284c7;
    --clr-glass: rgba(19, 26, 42, 0.6);
    --clr-glass-border: rgba(255, 255, 255, 0.08);
    --clr-shadow: rgba(0, 0, 0, 0.5);

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

[data-theme="light"] {
    --clr-bg: #f8fafc;
    --clr-bg-alt: #ffffff;
    --clr-text: #0f172a;
    --clr-text-muted: #475569;
    --clr-primary: #0284c7;
    --clr-secondary: #0369a1;
    --clr-accent: #0ea5e9;
    --clr-glass: rgba(255, 255, 255, 0.8);
    --clr-glass-border: rgba(0, 0, 0, 0.08);
    --clr-shadow: rgba(0, 0, 0, 0.05);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    color: var(--clr-text);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section-padding {
    padding: 100px 0;
}

.bg-alt {
    background-color: var(--clr-bg-alt);
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.gradient-text {
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

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

.section-title .heading {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.section-title .underline {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
    margin: 0 auto;
    border-radius: 2px;
}

/* Glassmorphism Card */
.glass-card {
    background: var(--clr-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--clr-glass-border);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px var(--clr-shadow);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px var(--clr-shadow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-family: var(--font-body);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--clr-primary);
    color: #fff;
}

.gradient-btn {
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

.gradient-btn:hover {
    box-shadow: 0 6px 20px rgba(0, 242, 254, 0.5);
    filter: brightness(1.1);
    transform: translateY(-2px);
}

[data-theme="light"] .gradient-btn {
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--clr-glass-border);
    color: var(--clr-text);
}

.btn-outline:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
}

.full-width {
    width: 100%;
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 1000;
    background: transparent;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: var(--clr-glass);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--clr-glass-border);
    box-shadow: 0 4px 30px var(--clr-shadow);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--clr-text);
    letter-spacing: 1px;
}

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

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-btn {
    background: none;
    border: none;
    color: var(--clr-text);
    font-size: 1.2rem;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.theme-btn:hover {
    transform: rotate(15deg);
    color: var(--clr-primary);
}

.nav-btn {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--clr-text);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 10s infinite ease-in-out alternate;
}

.sphere-1 {
    width: 400px;
    height: 400px;
    background: var(--clr-primary);
    top: -100px;
    right: -100px;
}

.sphere-2 {
    width: 300px;
    height: 300px;
    background: var(--clr-secondary);
    bottom: -50px;
    left: -50px;
    animation-delay: -5s;
}

[data-theme="light"] .gradient-sphere {
    opacity: 0.15;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-30px, 50px); }
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: 900px;
}

.hero-content .greeting {
    font-size: 1.2rem;
    color: var(--clr-primary);
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero-content .name {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    margin-bottom: 10px;
    line-height: 1.1;
}

.hero-content .title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 30px;
}

.hero-content .intro {
    font-size: 1.2rem;
    color: var(--clr-text-muted);
    margin-bottom: 20px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-content .career-objective {
    font-size: 1rem;
    color: var(--clr-text-muted);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-style: italic;
    border-left: 3px solid var(--clr-primary);
    padding-left: 15px;
    text-align: left;
    background: var(--clr-glass);
    padding: 15px;
    border-radius: 0 8px 8px 0;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    color: var(--clr-text-muted);
    font-size: 1.5rem;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-15px); }
    60% { transform: translateY(-7px); }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.image-frame::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    box-shadow: inset 0 0 0 2px var(--clr-primary);
    border-radius: 20px;
    z-index: 10;
    pointer-events: none;
}

.profile-img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    filter: grayscale(20%);
    transition: filter var(--transition-normal);
}

.image-frame:hover .profile-img {
    filter: grayscale(0%);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
    color: #fff;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    z-index: 20;
    border: 5px solid var(--clr-bg);
}

.badge-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
}

.badge-text {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--clr-text-muted);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.quick-facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 30px;
}

.quick-facts li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--clr-text);
    font-weight: 500;
}

.quick-facts i {
    color: var(--clr-primary);
}

/* ==========================================================================
   Skills Section
   ========================================================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.skill-category {
    padding: 40px 30px;
    text-align: center;
}

.skill-icon {
    width: 70px;
    height: 70px;
    background: rgba(0, 242, 254, 0.1);
    color: var(--clr-primary);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    margin: 0 auto 25px;
    transition: transform var(--transition-normal);
}

.skill-category:hover .skill-icon {
    transform: scale(1.1) rotate(5deg);
    background: var(--clr-primary);
    color: #fff;
}

.skill-category h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.skill-category ul {
    text-align: left;
}

.skill-category li {
    padding: 10px 0;
    color: var(--clr-text-muted);
    border-bottom: 1px solid var(--clr-glass-border);
    position: relative;
    padding-left: 20px;
}

.skill-category li:last-child {
    border-bottom: none;
}

.skill-category li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--clr-primary);
}

/* ==========================================================================
   Projects Section
   ========================================================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.project-card {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-img-container {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
}

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

.project-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(11, 15, 25, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

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

.project-link {
    width: 60px;
    height: 60px;
    background: var(--clr-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.project-card:hover .project-link {
    transform: translateY(0);
}

.project-info {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-category {
    font-size: 0.85rem;
    color: var(--clr-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.project-info p {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
    margin-bottom: 25px;
    flex-grow: 1;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-stack span {
    font-size: 0.8rem;
    padding: 5px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--clr-glass-border);
    border-radius: 20px;
    color: var(--clr-text);
}

[data-theme="light"] .tech-stack span {
    background: rgba(0, 0, 0, 0.05);
}

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

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

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

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

.timeline-dot {
    position: absolute;
    left: 12px;
    top: 0;
    width: 18px;
    height: 18px;
    background: var(--clr-primary);
    border-radius: 50%;
    border: 4px solid var(--clr-bg-alt);
    box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.2);
}

.timeline-content {
    padding: 30px;
}

.timeline-date {
    display: inline-block;
    padding: 5px 15px;
    background: rgba(0, 242, 254, 0.1);
    color: var(--clr-primary);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.timeline-content h3 {
    font-size: 1.4rem;
    margin-bottom: 5px;
}

.timeline-content h4 {
    font-size: 1rem;
    color: var(--clr-text-muted);
    font-weight: 500;
    margin-bottom: 20px;
}

.timeline-content ul {
    list-style: disc;
    padding-left: 20px;
    color: var(--clr-text-muted);
}

.timeline-content li {
    margin-bottom: 10px;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    text-align: center;
    padding: 40px 30px;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--clr-primary);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   Certificates Section
   ========================================================================== */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.certificate-card {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.certificate-img-container {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: #0f172a;
    cursor: pointer;
}

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

.certificate-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(11, 15, 25, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.certificate-card:hover .certificate-img-container img {
    transform: scale(1.05);
}

.certificate-view-btn {
    width: 50px;
    height: 50px;
    background: var(--clr-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

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

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

.certificate-issuer {
    font-size: 0.85rem;
    color: var(--clr-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.certificate-info h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    line-height: 1.3;
}

.certificate-date {
    font-size: 0.85rem;
    color: var(--clr-text-muted);
    font-weight: 500;
    margin-bottom: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.certificate-info p {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(11, 15, 25, 0.95);
    backdrop-filter: blur(8px);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.lightbox-modal.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 85%;
}

.lightbox-img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 80vh;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
    border: 1px solid var(--clr-glass-border);
}

.lightbox-close {
    position: absolute;
    top: -45px;
    right: 0;
    color: var(--clr-text);
    font-size: 2rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.lightbox-close:hover {
    color: var(--clr-primary);
}

.lightbox-caption {
    text-align: center;
    color: var(--clr-text);
    margin-top: 15px;
    font-family: var(--font-heading);
    font-size: 1.1rem;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.contact-info p {
    color: var(--clr-text-muted);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(0, 242, 254, 0.1);
    color: var(--clr-primary);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
}

.contact-item .label {
    display: block;
    font-size: 0.85rem;
    color: var(--clr-text-muted);
    margin-bottom: 5px;
}

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

.social-links a {
    width: 45px;
    height: 45px;
    background: var(--clr-bg);
    border: 1px solid var(--clr-glass-border);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--clr-primary);
    border-color: var(--clr-primary);
    color: #fff;
    transform: translateY(-3px);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 10px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: var(--clr-bg);
    border: 1px solid var(--clr-glass-border);
    border-radius: 8px;
    color: var(--clr-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    background: var(--clr-bg-alt);
    border-top: 1px solid var(--clr-glass-border);
    padding: 50px 0 20px;
}

.footer-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-text);
    margin-bottom: 15px;
}

.footer-top p {
    color: var(--clr-text-muted);
    max-width: 400px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--clr-glass-border);
}

.footer-bottom p {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

.back-to-top {
    width: 40px;
    height: 40px;
    background: var(--clr-glass);
    border: 1px solid var(--clr-glass-border);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--clr-text);
    transition: all var(--transition-fast);
}

.back-to-top:hover {
    background: var(--clr-primary);
    color: #fff;
    border-color: var(--clr-primary);
}

/* ==========================================================================
   Animations
   ========================================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   Media Queries
   ========================================================================== */
@media (max-width: 992px) {
    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .about-image-wrapper {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .experience-badge {
        width: 100px;
        height: 100px;
        bottom: -15px;
        right: -15px;
    }
    
    .badge-num {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 70px 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--clr-bg);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 40px;
        transition: left var(--transition-normal);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links a {
        font-size: 1.5rem;
    }
    
    .nav-btn {
        display: none;
    }
    
    .hero-content .name {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .timeline::before {
        left: 0;
    }
    
    .timeline-item {
        padding-left: 30px;
    }
    
    .timeline-dot {
        left: -9px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}