/* ===== ROOT VARIABLES ===== */
:root {
    /* Light Mode Colors */
    --primary-color: #3563E9;
    --secondary-color: #2575FC;
    --text-color: #333333;
    --text-color-light: #6B7280;
    --light-color: #FFFFFF;
    --dark-color: #111827;
    --gray-color: #F3F4F6;
    --border-color: #E5E7EB;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --bg-color: #FFFFFF;
    --footer-bg: #1F2937;
    --footer-text: #E5E7EB;
    
    /* Common Variables */
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

/* Dark Mode Toggle Styles */
.dark-mode-toggle {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

#darkModeToggle, #mobileDarkModeToggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    background-color: var(--gray-color);
    position: relative;
    z-index: 1002;
}

#darkModeToggle:hover, #mobileDarkModeToggle:hover {
    background-color: var(--border-color);
}

#darkModeToggle .fa-sun, #mobileDarkModeToggle .fa-sun {
    display: none;
}

#darkModeToggle .fa-moon, #mobileDarkModeToggle .fa-moon {
    display: block;
}

[data-theme="dark"] #darkModeToggle .fa-sun, 
[data-theme="dark"] #mobileDarkModeToggle .fa-sun {
    display: block;
}

[data-theme="dark"] #darkModeToggle .fa-moon,
[data-theme="dark"] #mobileDarkModeToggle .fa-moon {
    display: none;
}

/* Mobile Dark Mode Toggle */
.mobile-dark-mode-toggle {
    display: none;
    position: absolute;
    top: 19px;
    right: 70px;
    z-index: 1001;
}

/* ===== GENERAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

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

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 100px 0;
}

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

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.section-header p {
    color: var(--text-color-light);
    font-size: 18px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 12px 30px;
    border-radius: var(--border-radius);
    display: inline-block;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-color);
    padding: 12px 30px;
    border-radius: var(--border-radius);
    display: inline-block;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid var(--border-color);
    margin-left: 15px;
}

.btn-secondary:hover {
    background-color: var(--border-color);
    color: var(--text-color);
}

.highlight {
    color: var(--primary-color);
    font-weight: 700;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes orbit {
    0% {
        transform: rotate(0deg) translateX(180px) rotate(0deg);
    }
    100% {
        transform: rotate(360deg) translateX(180px) rotate(-360deg);
    }
}

@keyframes portfolioFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes flameFlicker {
    0% {
        transform: scaleY(1) scaleX(0.95);
        opacity: 0.9;
    }
    25% {
        transform: scaleY(1.2) scaleX(1.1);
        opacity: 1;
    }
    50% {
        transform: scaleY(0.8) scaleX(0.9);
        opacity: 0.8;
    }
    75% {
        transform: scaleY(1.1) scaleX(1);
        opacity: 1;
    }
    100% {
        transform: scaleY(1) scaleX(0.95);
        opacity: 0.9;
    }
}

@keyframes rocketPulse {
    0%, 100% {
        filter: drop-shadow(0 0 3px rgba(255, 255, 255, 0.7));
    }
    50% {
        filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.9));
    }
}

@keyframes orbitRotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ===== HEADER STYLES ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--light-color);
    box-shadow: 0 2px 10px var(--shadow-color);
    transition: var(--transition);
}

header.scrolled {
    padding: 15px 0;
    background-color: var(--light-color);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo a {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu li a {
    position: relative;
    font-weight: 500;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--primary-color);
}

.nav-menu li a.btn-primary {
    color: var(--light-color);
}

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

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

.nav-menu li a.btn-primary::after {
    display: none;
}

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

.nav-toggle {
    display: none;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 150px 0 100px;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-color);
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

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

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 18px;
    color: var(--text-color-light);
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    max-width: 500px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeIn 1s ease 1s forwards;
    opacity: 0;
}

.scroll-indicator span {
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--text-color-light);
}

.scroll-indicator i {
    animation: pulse 2s infinite;
    color: var(--primary-color);
}

/* ===== SERVICES SECTION ===== */
.services {
    background-color: var(--light-color);
}

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

.service-card {
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 40px 30px;
    box-shadow: var(--shadow-color);
    transition: var(--transition);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background-color: var(--primary-color);
    transition: var(--transition);
    z-index: -1;
}

.service-card:hover::before {
    height: 100%;
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(53, 99, 233, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--primary-color);
}

.service-icon i {
    font-size: 28px;
    color: var(--primary-color);
    transition: var(--transition);
}

.service-card:hover .service-icon i {
    color: var(--light-color);
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    transition: var(--transition);
}

.service-card p {
    color: var(--text-color-light);
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    font-weight: 500;
    color: var(--primary-color);
    transition: var(--transition);
}

.service-link i {
    margin-left: 8px;
    transition: var(--transition);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* ===== ABOUT SECTION ===== */
.about {
    background-color: var(--bg-color);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-text .section-header {
    text-align: left;
}

.about-text .section-header h2::after {
    left: 0;
    transform: none;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-color-light);
}

.stats-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-text {
    font-size: 14px;
    color: var(--text-color-light);
}

.about-image {
    flex: 1;
}

/* ===== WORK SECTION ===== */
.work {
    background-color: var(--light-color);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 15px;
}

.filter-btn {
    padding: 8px 20px;
    background-color: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    border-radius: 30px;
}

.filter-btn.active, .filter-btn:hover {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-color);
    transition: transform 0.5s ease, opacity 0.5s ease;
    opacity: 1;
    transform: translateY(0) scale(1);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(17, 24, 39, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-content {
    text-align: center;
    padding: 20px;
    transform: translateY(20px);
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(0);
}

.portfolio-content h3 {
    color: var(--light-color);
    margin-bottom: 10px;
    font-size: 20px;
}

.portfolio-content p {
    color: var(--text-color-light);
    margin-bottom: 20px;
    font-size: 14px;
}

.portfolio-link {
    display: inline-block;
    padding: 8px 20px;
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: var(--transition);
}

.portfolio-link:hover {
    background-color: var(--light-color);
    color: var(--primary-color);
}

.portfolio-cta {
    text-align: center;
    margin-top: 50px;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    background-color: var(--bg-color);
    position: relative;
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-slide {
    padding: 0 20px;
}

.testimonial-content {
    background-color: var(--light-color);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-color);
    position: relative;
}

.testimonial-quote {
    margin-bottom: 30px;
}

.testimonial-quote i {
    font-size: 30px;
    color: var(--text-color-light);
    margin-bottom: 15px;
    display: block;
}

.testimonial-quote p {
    font-style: italic;
    color: var(--text-color-light);
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 20px;
    object-fit: cover;
}

.author-info h4 {
    font-size: 18px;
    margin-bottom: 5px;
}

.author-info p {
    font-size: 14px;
    color: var(--text-color-light);
}

.testimonial-indicators {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-color-light);
    cursor: pointer;
    transition: var(--transition);
}

.indicator.active {
    background-color: var(--primary-color);
}

/* ===== CTA SECTION ===== */
.cta {
    background-color: var(--primary-color);
    padding: 80px 0;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--light-color);
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
    font-size: 18px;
}

.cta .btn-primary {
    background-color: var(--light-color);
    color: var(--primary-color);
    border-color: var(--light-color);
}

.cta .btn-primary:hover {
    background-color: transparent;
    color: var(--light-color);
}

/* ===== CONTACT SECTION ===== */
.contact {
    background-color: var(--light-color);
}

.contact-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 40px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(53, 99, 233, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
}

.contact-icon i {
    color: var(--primary-color);
    font-size: 20px;
}

.contact-text h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

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

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

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--gray-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link i {
    color: var(--dark-color);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-color);
}

.social-link:hover i {
    color: var(--light-color);
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 15px;
    transition: var(--transition);
}

.form-group textarea {
    height: 150px;
    resize: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(53, 99, 233, 0.1);
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding-top: 80px;
}

.footer-top {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 60px;
}

.footer-logo {
    flex: 1.5;
    min-width: 300px;
}

.footer-logo a {
    color: var(--footer-text);
    font-size: 24px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 20px;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-column {
    flex: 1;
    min-width: 160px;
}

.footer-column h3 {
    font-size: 18px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: var(--text-color-light);
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 20px;
}

.copyright p {
    color: var(--text-color-light);
    font-size: 14px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social .social-link {
    background-color: rgba(255, 255, 255, 0.1);
}

.footer-social .social-link i {
    color: var(--footer-text);
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(53, 99, 233, 0.3);
}

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

.back-to-top:hover {
    background-color: var(--secondary-color);
    transform: translateY(-5px);
}

/* ===== RESPONSIVE STYLES ===== */
@media screen and (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content, .hero-image {
        flex: auto;
    }
    
    .hero-content {
        margin-bottom: 50px;
    }
    
    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-text .section-header {
        text-align: center;
    }
    
    .about-text .section-header h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media screen and (max-width: 768px) {
    section {
        padding: 80px 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        background-color: var(--light-color);
        width: 100%;
        height: calc(100vh - 80px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        box-shadow: 0 5px 10px var(--shadow-color);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 20px 0;
    }
    
    /* Hide in-menu dark mode toggle on mobile */
    .nav-menu .dark-mode-toggle {
        display: none;
    }
    
    /* Show separate dark mode toggle on mobile */
    .mobile-dark-mode-toggle {
        display: flex;
        position: absolute;
        top: 21px;
        right: 70px;
    }
    
    #mobileDarkModeToggle {
        width: 38px;
        height: 38px;
        background-color: var(--gray-color);
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }
        
    .nav-toggle {
        display: block;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
    
    .stats-container {
        justify-content: center;
    }
}

@media screen and (max-width: 576px) {
    .section-header h2 {
        font-size: 28px;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .testimonial-content {
        padding: 30px 20px;
    }
    
    .contact-wrapper, .footer-top {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}