/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --text-light: #9ca3af;
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }

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

/* ===================================
   Layout & Container
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

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

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

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

.btn-light:hover {
    background: var(--bg-light);
}

.btn-outline-light {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-logo .logo-image {
    width: 68px;
    height: 68px;
    object-fit: cover;
    opacity: 1;
    animation: rotateZoom 4s ease-in-out infinite;
    border-radius: 50%;
    padding: 5px;
    background: white;
}

.nav-logo i {
    font-size: 1.75rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
    border-radius: 2px;
}

/* ===================================
   Video Carousel Section
   =================================== */
.video-carousel-section {
    margin-top: 70px;
    background: var(--bg-white);
    padding: 2rem 0;
    overflow: hidden;
    position: relative;
}

.video-carousel-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    height: 600px;
    padding: 0 2rem;
}

.video-carousel {
    position: relative;
    width: 100%;
    height: 100%;
}

.video-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.video-slide.active {
    opacity: 1;
    z-index: 1;
}

.video-slide video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #fff;
}

/* Navigation Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.3);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    padding: 0;
}

.carousel-dot:hover {
    background: rgba(37, 99, 235, 0.6);
}

.carousel-dot.active {
    background: var(--primary-color);
    width: 32px;
    border-radius: 6px;
}

/* Navigation Arrows */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.carousel-nav:hover {
    background: white;
    box-shadow: var(--shadow-lg);
}

.carousel-nav.prev {
    left: 1rem;
}

.carousel-nav.next {
    right: 1rem;
}

.carousel-nav i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.9), rgba(59, 130, 246, 0.8));
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.gradient-text {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.15rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    animation: fadeInUp 0.8s ease 0.2s backwards;
    line-height: 1.8;
    max-width: 100%;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

.hero-image {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 2rem;
    color: var(--primary-color);
}

.floating-card span {
    font-weight: 600;
    color: var(--text-dark);
}

.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: 10%;
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: 2s;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
    animation: bounce 2s infinite;
}

/* ===================================
   Section Headers
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Services Section
   =================================== */
.services {
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.8rem;
    font-weight: 600;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-title {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--text-gray);
}

.service-features i {
    color: var(--secondary-color);
    font-size: 1rem;
}

/* ===================================
   About Section
   =================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-placeholder {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 2rem;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-placeholder i {
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.3);
}

.about-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 2rem;
}

.about-badge {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.about-badge i {
    font-size: 2rem;
    color: var(--accent-color);
}

.about-badge span {
    font-weight: 600;
    color: var(--text-dark);
}

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

.about-text .section-label {
    margin-bottom: 1rem;
}

.about-text .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.about-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.about-features {
    margin: 2rem 0;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.feature-content h4 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.feature-content p {
    color: var(--text-gray);
}

/* ===================================
   Certified Professionals Section
   =================================== */
.certified-professionals {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    padding: 5rem 0;
    color: white;
}

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

.professionals-image {
    position: relative;
}

.professionals-img {
    width: 100%;
    height: auto;
    border-radius: 2rem;
    box-shadow: var(--shadow-xl);
}

.professionals-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.75rem 1.5rem;
    border-radius: 2rem;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.professionals-badge i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.professionals-title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 1.5rem;
}

.professionals-description {
    font-size: 1.15rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.professionals-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.prof-stat {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.prof-stat:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(10px);
}

.prof-stat i {
    font-size: 2rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.prof-stat strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: white;
}

.prof-stat p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-size: 0.95rem;
}

/* ===================================
   Pricing Section
   =================================== */
.pricing {
    background: var(--bg-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-title {
    margin-bottom: 0.5rem;
}

.pricing-subtitle {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.pricing-price {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.price-amount {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.price-period {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--text-gray);
}

.pricing-features li i {
    color: var(--secondary-color);
}

.pricing-features li.disabled {
    opacity: 0.4;
}

.pricing-features li.disabled i {
    color: var(--text-gray);
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
}

/* ===================================
   CTA Section
   =================================== */
.cta {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.cta-title {
    color: white;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.cta-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   Contact Section
   =================================== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.contact-icon i {
    font-size: 1.5rem;
    color: white;
}

.contact-card h4 {
    margin-bottom: 0.75rem;
}

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

.contact-card p strong {
    color: var(--text-dark);
    font-weight: 600;
}

.contact-card a {
    color: var(--primary-color);
}

.contact-card a:hover {
    text-decoration: underline;
}

.contact-form-wrapper {
    position: relative;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

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

.contact-form button {
    grid-column: 1 / -1;
}

.form-success {
    display: none;
    text-align: center;
    padding: 3rem;
    background: var(--bg-light);
    border-radius: 1rem;
}

.form-success.show {
    display: block;
}

.form-success i {
    font-size: 4rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.form-success h3 {
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--text-gray);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo .logo-image {
    width: 45px;
    height: 45px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 1;
    animation: rotateZoom 4s ease-in-out infinite;
}

.footer-logo i {
    font-size: 1.75rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.footer-column h4 {
    margin-bottom: 1rem;
    color: white;
}

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

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-column ul li a:hover {
    color: white;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    padding: 0.75rem 1.25rem;
    background: var(--primary-color);
    border: none;
    border-radius: 0.5rem;
    color: white;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--primary-dark);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-links a:hover {
    color: white;
}

/* ===================================
   Back to Top Button
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    display: flex;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

@keyframes zoomInOut {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
}

@keyframes rotateZoom {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    25% {
        transform: scale(1.25) rotate(15deg);
    }
    50% {
        transform: scale(1.5) rotate(0deg);
    }
    75% {
        transform: scale(1.25) rotate(-15deg);
    }
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2rem; }
    
    .video-carousel-container {
        height: 500px;
        max-width: 95%;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-text {
        text-align: center;
    }
    
    .about-text .section-title {
        text-align: center;
    }
    
    .professionals-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-actions .btn {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .video-carousel-container {
        height: 400px;
        max-width: 100%;
        padding: 0 1rem;
    }
    
    .video-slide {
        border-radius: 0.75rem;
    }
    
    .carousel-nav {
        width: 40px;
        height: 40px;
    }
    
    .carousel-nav i {
        font-size: 1.2rem;
    }
    
    .carousel-nav.prev {
        left: 0.5rem;
    }
    
    .carousel-nav.next {
        right: 0.5rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card.featured {
        transform: scale(1);
    }
    
    .professionals-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .professionals-title {
        font-size: 1.75rem;
    }
    
    .professionals-description {
        font-size: 1rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}