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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

.text-primary {
    color: #1E40AF;
}

.text-accent {
    color: #06B6D4;
}

.gradient-text {
    background: linear-gradient(135deg, #06B6D4, #3B82F6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #06B6D4, #1E40AF);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #1E40AF;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    transition: color 0.3s ease;
}

.header.scrolled .logo {
    color: #1E40AF;
}

.logo i {
    font-size: 2rem;
    color: #06B6D4;
}

.nav-desktop {
    display: none;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.header.scrolled .nav-link {
    color: #374151;
}

.nav-link:hover {
    color: #06B6D4;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.header.scrolled .mobile-menu-btn {
    color: #1E40AF;
}

.nav-mobile {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-top: 1px solid #e5e7eb;
    padding: 1rem 0;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-mobile.active {
    display: flex;
}

.nav-mobile .nav-link {
    color: #374151;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    margin: 0 1rem;
}

.nav-mobile .nav-link:hover {
    background: #f3f4f6;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: white;
    text-align: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #1E3A8A, #1E40AF, #06B6D4);
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.2);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 4rem;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    margin-bottom: 2rem;
    color: #e5e7eb;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 32rem;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-number i {
    color: #06B6D4;
}

.stat p {
    color: #d1d5db;
    font-size: 0.875rem;
}

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

.scroll-mouse {
    width: 1.5rem;
    height: 2.5rem;
    border: 2px solid white;
    border-radius: 1rem;
    display: flex;
    justify-content: center;
    padding-top: 0.5rem;
}

.scroll-wheel {
    width: 0.25rem;
    height: 0.75rem;
    background: white;
    border-radius: 0.125rem;
    animation: pulse 2s infinite;
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(2.5rem, 6vw, 3rem);
    margin-bottom: 1rem;
    color: #111827;
}

.section-header p {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 48rem;
    margin: 0 auto;
}

/* Services Section */
.services {
    background: #f9fafb;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, #1E40AF, #06B6D4);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

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

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

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #111827;
}

.service-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    color: #374151;
    font-size: 0.875rem;
}

.service-features li::before {
    content: '';
    width: 0.5rem;
    height: 0.5rem;
    background: #06B6D4;
    border-radius: 50%;
    flex-shrink: 0;
}

/* About Section */
.about {
    background: white;
}

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

.about-content h2 {
    font-size: clamp(2.5rem, 6vw, 3rem);
    margin-bottom: 1.5rem;
    color: #111827;
}

.about-intro {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.about-description {
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-box {
    text-align: center;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 0.75rem;
}

.stat-number {
    font-size: 1.875rem;
    font-weight: 700;
    color: #1E40AF;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #6b7280;
    font-size: 0.875rem;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.value-card {
    background: #f9fafb;
    padding: 1.5rem;
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.value-card:hover {
    background: #eff6ff;
}

.value-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, #1E40AF, #06B6D4);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

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

.value-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: #111827;
}

.value-card p {
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Portfolio Section */
.portfolio {
    background: #f9fafb;
}

.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 50px;
    background: white;
    color: #6b7280;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: #1E40AF;
    color: white;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

.portfolio-image img {
    width: 100%;
    height: 12rem;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.portfolio-actions {
    display: flex;
    gap: 0.5rem;
}

.portfolio-btn {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.portfolio-btn:hover {
    background: white;
    transform: scale(1.1);
}

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-category {
    font-size: 0.875rem;
    color: #06B6D4;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.portfolio-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: #111827;
}

.portfolio-content p {
    color: #6b7280;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: #eff6ff;
    color: #1E40AF;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Testimonials Section */
.testimonials {
    background: linear-gradient(135deg, #eff6ff, #f0fdfa);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.testimonial-header i {
    font-size: 2rem;
    color: #06B6D4;
}

.rating {
    display: flex;
    gap: 0.25rem;
}

.rating i {
    color: #fbbf24;
    font-size: 1rem;
}

.testimonial-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-author img {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author h4 {
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.25rem;
}

.testimonial-author p {
    color: #6b7280;
    font-size: 0.875rem;
    margin: 0;
    font-style: normal;
}

/* Contact Section */
.contact {
    background: #111827;
    color: white;
}

.contact .section-header h2,
.contact .section-header p {
    color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    background: #06B6D4;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.contact-item h3 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: #d1d5db;
    margin: 0;
}

.contact-highlight {
    background: linear-gradient(135deg, #1E40AF, #06B6D4);
    padding: 2rem;
    border-radius: 1rem;
}

.contact-highlight h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.contact-highlight ul {
    list-style: none;
}

.contact-highlight li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: #bfdbfe;
}

.contact-highlight i {
    color: #06B6D4;
}

/* Contact Form */
.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

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

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.75rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1E40AF;
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #111827;
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: #d1d5db;
    margin: 1rem 0 1.5rem;
    line-height: 1.6;
}

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

.social-link {
    width: 2.5rem;
    height: 2.5rem;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #06B6D4;
    transform: translateY(-2px);
}

.footer-links h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

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

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

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #06B6D4;
}

.footer-contact h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.contact-detail i {
    color: #06B6D4;
    margin-top: 0.25rem;
}

.contact-detail span,
.contact-detail div {
    color: #d1d5db;
    font-size: 0.875rem;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: #d1d5db;
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a {
    color: #d1d5db;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: #06B6D4;
}

/* Chatbot */
.chatbot {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
}

.welcome-popup {
    position: absolute;
    bottom: 5rem;
    right: 0;
    background: white;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 1rem;
    max-width: 20rem;
    animation: slideUp 0.3s ease-out;
    display: none;
}

.welcome-popup.show {
    display: block;
}

.welcome-content {
    display: flex;
    gap: 0.75rem;
    position: relative;
}

.welcome-avatar {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, #1E40AF, #06B6D4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.welcome-avatar i {
    color: white;
    font-size: 1.25rem;
}

.welcome-text h4 {
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.25rem;
}

.welcome-text p {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.close-btn {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    width: 1.5rem;
    height: 1.5rem;
    background: #f3f4f6;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #6b7280;
    transition: all 0.3s ease;
}

.close-btn:hover {
    background: #e5e7eb;
    color: #374151;
}

.chat-button {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, #1E40AF, #06B6D4);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
    transition: all 0.3s ease;
}

.chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.4);
}

.chat-window {
    position: absolute;
    bottom: 5rem;
    right: 0;
    width: 20rem;
    height: 24rem;
    background: white;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.chat-window.show {
    display: flex;
}

.chat-header {
    background: linear-gradient(135deg, #1E40AF, #06B6D4);
    color: white;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chat-avatar {
    width: 2rem;
    height: 2rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-info h3 {
    font-weight: 600;
    font-size: 1rem;
}

.chat-info p {
    font-size: 0.75rem;
    color: #bfdbfe;
    margin: 0;
}

.chat-content {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
}

.chat-messages {
    margin-bottom: 1rem;
}

.message {
    background: #f3f4f6;
    padding: 0.75rem;
    border-radius: 0.75rem;
    margin-bottom: 1rem;
}

.bot-message {
    background: #f3f4f6;
}

.message p {
    color: #374151;
    font-size: 0.875rem;
    margin: 0;
    line-height: 1.4;
}

.chat-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 1rem;
}

.input-with-icon input,
.input-with-icon textarea {
    width: 100%;
    padding: 0.5rem 0.75rem 0.5rem 2.5rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.input-with-icon input:focus,
.input-with-icon textarea:focus {
    outline: none;
    border-color: #1E40AF;
    box-shadow: 0 0 0 2px rgba(30, 64, 175, 0.1);
}

.input-with-icon textarea {
    resize: none;
    padding-top: 0.75rem;
}

.chat-success {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 4rem;
    height: 4rem;
    background: #dcfce7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.success-icon i {
    font-size: 2rem;
    color: #16a34a;
}

.chat-success h3 {
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.5rem;
}

.chat-success p {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Responsive Design */
@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
    
    .hero-content {
        max-width: 64rem;
    }
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.loading {
    opacity: 0.5;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    border: 2px solid #f3f4f6;
    border-top: 2px solid #1E40AF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}