@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

:root {
    --primary-color: #3a6cf4;
    --secondary-color: #4e9eff;
    --background-color: #ffffff;
    --text-color: #000016;
    --card-bg: #ffffff;
    --transition: all 0.3s ease;
}

[data-theme="dark"] {
    --primary-color: #4e9eff;
    --secondary-color: #3a6cf4;
    --background-color: #000016;
    --text-color: #ffffff;
    --card-bg: #1a1a2e;
}

* {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    transition: var(--transition);
}

/* Theme Switch */
.theme-switch-wrapper {
    position: fixed;
    top: 15px;
    right: 15px;
    z-index: 999;
    display: flex;
    align-items: center;
    background: var(--card-bg);
    padding: 5px 10px;
    border-radius: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.theme-switch {
    display: inline-block;
    height: 24px;
    position: relative;
    width: 44px;
    margin-right: 8px;
}

.theme-switch input {
    display: none;
}

.slider {
    background-color: #ccc;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    background-color: #fff;
    bottom: 2px;
    content: "";
    height: 20px;
    left: 2px;
    position: absolute;
    transition: .4s;
    width: 20px;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.theme-switch-wrapper em {
    font-size: 0.8em;
    color: var(--text-color);
    font-style: normal;
}

/* Progress Bar */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: var(--primary-color);
    z-index: 1000;
    transition: width 0.2s ease;
}

/* Header */
header {
    background-color: var(--background-color);
    width: 100%;
    position: fixed;
    z-index: 998;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 200px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.logo {
    text-decoration: none;
    font-weight: 700;
    color: var(--primary-color);
    text-transform: uppercase;
    font-size: 1.8em;
    transition: var(--transition);
}

.nav a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 1.1em;
    font-weight: 500;
    padding-left: 30px;
    transition: var(--transition);
}

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

.menu-btn {
    display: none;
    font-size: 1.5em;
    cursor: pointer;
    color: var(--text-color);
    position: relative;
    z-index: 1000;
}

/* Main Section */
.main {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--background-color);
    position: relative;
    padding: 100px 200px;
}

.main-content {
    text-align: center;
    max-width: 800px;
}

.typing-text {
    color: var(--text-color);
    font-size: 2.5em;
    font-weight: 500;
    margin-bottom: 20px;
    overflow: hidden;
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--primary-color) }
}

.main h2 span {
    color: var(--primary-color);
    font-size: 2em;
    font-weight: 700;
    margin: 10px 0;
}

.main h3 {
    color: var(--text-color);
    font-size: 1.5em;
    font-weight: 500;
    margin-bottom: 30px;
}

.cta-buttons {
    margin: 30px 0;
}

.mywork-btn,
.cv-btn {
    color: #fff;
    background-color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 600;
    display: inline-block;
    padding: 0.9375em 2.1875em;
    letter-spacing: 1px;
    border-radius: 15px;
    margin: 0 10px;
    transition: var(--transition);
}

.mywork-btn:hover,
.cv-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.social-icons a {
    color: var(--text-color);
    font-size: 1.7em;
    padding: 10px;
    transition: var(--transition);
}

.social-icons a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--text-color);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 20px); opacity: 0; }
}

/* Cards Section */
.cards {
    background-color: var(--background-color);
    padding: 100px 200px;
}

.title {
    color: var(--primary-color);
    font-size: 2.2em;
    font-weight: 800;
    margin-bottom: 30px;
    text-align: center;
}

.content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 20px;
}

.card {
    background-color: var(--card-bg);
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.icon {
    color: var(--primary-color);
    font-size: 2em;
    text-align: center;
    margin-bottom: 20px;
}

.info h3 {
    color: var(--primary-color);
    font-size: 1.2em;
    font-weight: 700;
    margin-bottom: 15px;
}

.info p {
    color: var(--text-color);
    font-size: 1em;
    line-height: 1.6;
}

/* Certificates Section */
.certificates {
    background-color: var(--background-color);
    padding: 100px 50px;
}

.certificate-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}

.card-img {
    background-color: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.card-img:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.certificate-image img,
.icdl-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

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

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

.img-category {
    color: var(--text-color);
    font-size: 1em;
    font-weight: 600;
}

/* Contact Section */
.contact {
    background-color: var(--background-color);
    padding: 100px 200px;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.fcard {
    background-color: var(--card-bg);
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.fcard:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.contact .icon {
    font-size: 2em;
    margin-bottom: 15px;
}

.contact .info h3 {
    color: var(--primary-color);
    font-size: 1.2em;
    margin-bottom: 10px;
}

.contact .info p {
    color: var(--text-color);
    font-size: 1em;
    line-height: 1.6;
}

.contact-form {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 0;
    font-size: 1em;
    color: var(--text-color);
    border: none;
    border-bottom: 2px solid var(--text-color);
    outline: none;
    background: transparent;
    transition: var(--transition);
}

.form-group label {
    position: absolute;
    top: 0;
    left: 0;
    padding: 10px 0;
    font-size: 1em;
    color: var(--text-color);
    pointer-events: none;
    transition: var(--transition);
}

.form-group input:focus ~ label,
.form-group input:valid ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:valid ~ label {
    top: -20px;
    font-size: 0.8em;
    color: var(--primary-color);
}

.form-group input:focus,
.form-group textarea:focus {
    border-bottom-color: var(--primary-color);
}

.submit-btn {
    background-color: var(--primary-color);
    color: #fff;
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    transition: var(--transition);
}

.submit-btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background-color: var(--card-bg);
    padding: 30px 200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.footer-title {
    color: var(--text-color);
    font-size: 1.2em;
}

.footer-title span {
    color: var(--primary-color);
    font-weight: 700;
}

.footer .social-icons a {
    color: var(--text-color);
    font-size: 1.5em;
    margin-left: 15px;
    transition: var(--transition);
}

.footer .social-icons a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 1023px) {
    header {
        padding: 10px 30px;
    }

    section {
        padding: 80px 30px;
    }

    .main {
        padding: 80px 30px;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer {
        padding: 20px 30px;
    }

    .content {
        gap: 20px;
    }

    .card {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    header {
        padding: 10px 20px;
    }
    .logo {
        font-size: 1.5em;
    }
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 250px;
        height: 100vh;
        background: var(--background-color);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 80px;
        transition: 0.5s ease;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
        z-index: 997;
    }
    .nav.active {
        right: 0;
    }
    .nav a {
        padding: 20px 0;
        font-size: 1.2em;
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        display: block;
    }
    .nav a:last-child {
        border-bottom: none;
    }
    .menu-btn {
        display: block;
        z-index: 1000;
        margin-right: 60px;
    }
    .menu-btn.active {
        color: var(--primary-color);
    }
    .main {
        padding: 80px 15px;
        text-align: center;
    }

    .main h2 {
        font-size: 1.6em;
        margin-bottom: 10px;
    }

    .main h2 span {
        font-size: 1.2em;
    }

    .main h3 {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .cta-buttons {
        display: flex;
        flex-direction: column;
        gap: 15px;
        margin: 20px 0;
    }

    .mywork-btn,
    .cv-btn {
        width: 100%;
        margin: 0;
        padding: 12px 20px;
        font-size: 0.9em;
    }

    .social-icons {
        margin-top: 20px;
    }

    .social-icons a {
        font-size: 1.4em;
        margin: 0 10px;
    }

    .cards {
        padding: 60px 15px;
    }

    .title {
        font-size: 1.8em;
        margin-bottom: 20px;
    }

    .card {
        padding: 15px;
        margin-bottom: 15px;
    }

    .certificates {
        padding: 60px 15px;
    }

    .certificate-gallery {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 10px;
    }

    .card-img {
        margin: 0 auto;
        max-width: 280px;
    }

    .contact {
        padding: 60px 15px;
    }

    .contact-container {
        gap: 20px;
    }

    .contact-info {
        gap: 15px;
    }

    .fcard {
        padding: 15px;
    }

    .contact-form {
        padding: 15px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    .form-group input,
    .form-group textarea {
        font-size: 0.9em;
    }

    .submit-btn {
        width: 100%;
        padding: 12px;
        font-size: 0.9em;
    }

    .footer {
        padding: 20px 15px;
        flex-direction: column;
        gap: 15px;
    }

    .footer-title {
        font-size: 1em;
    }

    .footer .social-icons a {
        font-size: 1.3em;
        margin: 0 8px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 10px 15px;
    }

    section {
        padding: 60px 15px;
    }

    .main {
        padding: 60px 15px;
    }

    .main h2 {
        font-size: 1.5em;
    }

    .main h2 span {
        font-size: 1.2em;
    }

    .main h3 {
        font-size: 1em;
    }

    .mywork-btn,
    .cv-btn {
        display: block;
        margin: 10px auto;
        width: 90%;
        font-size: 0.9em;
        padding: 0.8em 1.5em;
    }

    .footer {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding: 20px 15px;
    }

    .social-icons a {
        font-size: 1.3em;
        margin: 0 8px;
    }

    .certificate-gallery {
        grid-template-columns: 1fr;
    }

    .card-img {
        margin: 0 auto;
        max-width: 300px;
    }

    .contact-form {
        padding: 20px;
    }

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

    .submit-btn {
        width: 100%;
        padding: 10px;
    }
}

/* Extra Small Screen Adjustments */
@media (max-width: 380px) {
    .main h2 {
        font-size: 1.4em;
    }

    .main h2 span {
        font-size: 1.1em;
    }

    .main h3 {
        font-size: 0.9em;
    }

    .mywork-btn,
    .cv-btn {
        padding: 10px 15px;
        font-size: 0.85em;
    }

    .social-icons a {
        font-size: 1.2em;
        margin: 0 8px;
    }

    .title {
        font-size: 1.6em;
    }

    .card {
        padding: 12px;
    }

    .card-img {
        max-width: 250px;
    }

    .theme-switch-wrapper {
        top: 8px;
        right: 8px;
        padding: 3px 6px;
    }

    .theme-switch {
        height: 18px;
        width: 32px;
    }

    .slider:before {
        height: 14px;
        width: 14px;
    }

    input:checked + .slider:before {
        transform: translateX(14px);
    }

    .theme-switch-wrapper em {
        font-size: 0.65em;
    }
}

/* Fix for very small screens */
@media (max-width: 320px) {
    .main {
        padding: 60px 10px;
    }

    .main h2 {
        font-size: 1.3em;
    }

    .main h2 span {
        font-size: 1em;
    }

    .main h3 {
        font-size: 0.85em;
    }

    .social-icons a {
        font-size: 1.1em;
        margin: 0 6px;
    }

    .card-img {
        max-width: 220px;
    }

    .form-group input,
    .form-group textarea {
        font-size: 0.85em;
    }

    .submit-btn {
        padding: 10px;
        font-size: 0.85em;
    }
}

/* Fix for landscape orientation on mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .main {
        min-height: auto;
        padding: 100px 15px 50px;
    }

    .scroll-indicator {
        display: none;
    }

    .nav {
        padding-top: 60px;
    }

    .nav a {
        padding: 10px 0;
    }

    .certificate-gallery {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* Improve touch targets */
@media (hover: none) {
    .nav a,
    .mywork-btn,
    .cv-btn,
    .submit-btn,
    .social-icons a {
        padding: 12px;
    }

    .menu-btn {
        padding: 10px;
    }

    .form-group input,
    .form-group textarea {
        padding: 12px 0;
    }
}

/* Additional Style Improvements */
.card {
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.social-icons a {
    position: relative;
    overflow: hidden;
}

.social-icons a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    opacity: 0;
    transition: var(--transition);
    border-radius: 50%;
    transform: scale(0);
}

.social-icons a:hover::before {
    opacity: 0.1;
    transform: scale(1.5);
}

.social-icons a:hover {
    transform: translateY(-3px) scale(1.1);
}

/* Smooth transitions for theme switch */
body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Enhanced scroll indicator */
.scroll-indicator {
    opacity: 0.7;
}

.scroll-indicator:hover {
    opacity: 1;
}

/* Improved form styling */
.form-group input:focus,
.form-group textarea:focus {
    border-bottom-width: 2px;
}

.form-group label {
    font-weight: 500;
}

/* Enhanced button hover effects */
.mywork-btn:hover,
.cv-btn:hover,
.submit-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Improved card hover effects */
.card-img:hover img {
    transform: scale(1.05);
}

.card-img:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

/* Enhanced mobile menu */
.menu-btn {
    transition: transform 0.3s ease;
}

.menu-btn.active {
    transform: rotate(90deg);
}

/* Improved certificate gallery layout */
.certificate-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    padding: 20px;
}

/* Enhanced contact form */
.contact-form {
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    opacity: 0.05;
    z-index: -1;
}

/* Improved footer */
.footer {
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--primary-color), transparent);
}