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

:root {
    --primary: #00d4ff;
    --secondary: #0099ff;
    --dark: #0a0e27;
    --dark-light: #1a1f3a;
    --text: #e0e6f0;
    --text-muted: #8a93ab;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #00d4ff 0%, #0099ff 100%);
    --shadow: 0 10px 40px rgba(0, 212, 255, 0.15);
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Promotional Banner */
.promo-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--gradient);
    color: var(--white);
    padding: 12px 20px;
    z-index: 1001;
    transform: translateY(0);
    transition: transform 0.3s ease;
    cursor: move;
}

.promo-banner.hidden {
    transform: translateY(-100%);
}

.promo-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.promo-text {
    font-weight: 500;
    font-size: 14px;
}

.promo-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.promo-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 48px;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar.scrolled {
    top: 0;
    background: rgba(10, 14, 39, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.cart-icon {
    position: relative;
    font-size: 20px;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--primary);
    color: var(--dark);
    width: 18px;
    height: 18px;
    border-radius: 50%;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: all 0.3s;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(0, 153, 255, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

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

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

.floating-card {
    position: absolute;
    background: rgba(26, 31, 58, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow);
    animation: float 3s ease-in-out infinite;
}

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

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

.card-3 {
    bottom: 20%;
    left: 30%;
    animation-delay: 2s;
}

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

.card-icon {
    font-size: 48px;
}

.card-text {
    font-weight: 600;
    font-size: 16px;
}

/* Section Styles */
section {
    padding: 100px 0;
}

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

.section-tag {
    display: inline-block;
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

/* About Section */
.about {
    background: var(--dark-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 16px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

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

.about-features {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.feature {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
}

.feature:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    transform: translateX(10px);
}

.feature-icon {
    font-size: 36px;
    margin-bottom: 12px;
}

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

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

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

.service-card {
    background: rgba(26, 31, 58, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    transition: all 0.3s;
    position: relative;
}

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

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

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.service-icon {
    font-size: 56px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.service-card > p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.service-features {
    list-style: none;
    margin-bottom: 24px;
}

.service-features li {
    color: var(--text-muted);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    font-size: 14px;
}

.service-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.service-price {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary);
}

.btn-service {
    width: 100%;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary);
    border: 1px solid var(--primary);
}

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

/* Portfolio Section */
.portfolio {
    background: var(--dark-light);
}

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

.filter-btn {
    padding: 10px 24px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    height: 300px;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s;
}

.portfolio-item.hidden {
    display: none;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(0, 153, 255, 0.2)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 300"><rect fill="%231a1f3a" width="400" height="300"/></svg>');
    background-size: cover;
    background-position: center;
    transition: transform 0.5s;
}

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

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(10, 14, 39, 0.95) 0%, transparent 100%);
    padding: 30px;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s;
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-overlay h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.portfolio-overlay p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 12px;
}

.portfolio-tag {
    display: inline-block;
  /*  background: rgba(0, 212, 255, 0.2);*/
  background: #0a0e27;
    color: var(--primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

/* Reviews Section */
.reviews-slider {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.reviews-container {
    overflow: hidden;
}

.reviews-track {
    display: flex;
    gap: 30px;
    transition: transform 0.5s ease-in-out;
}

.review-card {
    flex: 0 0 calc(33.333% - 20px);
    background: rgba(26, 31, 58, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    transition: all 0.5s;
}

.review-stars {
    font-size: 24px;
    margin-bottom: 20px;
}

.review-text {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 30px;
    color: var(--text-muted);
}

.review-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
}

.author-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.author-company {
    color: var(--text-muted);
    font-size: 14px;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.slider-btn.prev {
    left: -25px;
}

.slider-btn.next {
    right: -25px;
}

/* Contact Section */
.contact {
    background: var(--dark-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 32px;
    margin-bottom: 16px;
}

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

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.contact-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 8px;
    flex-shrink: 0;
}

.contact-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contact-value {
    font-weight: 500;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group input,
.form-group textarea,
.form-group select {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    padding: 14px 16px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

.form-group textarea {
    resize: vertical;
}

/* Cart Modal */
.cart-modal,
.checkout-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.cart-modal.active,
.checkout-modal.active {
    display: flex;
}

.cart-content,
.checkout-content {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.checkout-content {
    max-width: 600px;
}

.cart-header,
.checkout-header {
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h2,
.checkout-header h2 {
    font-size: 24px;
}

.cart-close,
.checkout-close {
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 32px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s;
}

.cart-close:hover,
.checkout-close:hover {
    color: var(--primary);
}

.cart-items {
    padding: 24px;
    min-height: 200px;
}

.empty-cart {
    text-align: center;
    color: var(--text-muted);
    padding: 60px 20px;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cart-item:last-child {
    border-bottom: none;
}

.item-info h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.item-price {
    color: var(--primary);
    font-weight: 600;
}

.item-remove {
    background: rgba(255, 59, 48, 0.1);
    border: 1px solid rgba(255, 59, 48, 0.3);
    color: #ff3b30;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 12px;
    font-weight: 600;
}

.item-remove:hover {
    background: #ff3b30;
    color: var(--white);
}

.cart-footer {
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cart-total span:last-child {
    color: var(--primary);
}

/* Checkout Form */
.checkout-form {
    padding: 24px;
}

.form-section {
    margin-bottom: 32px;
}

.form-section h3 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.checkout-summary {
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.summary-line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    color: var(--text-muted);
}

.summary-line.total {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.summary-line.total span:last-child {
    color: var(--primary);
}

/* Footer */
.footer {
    background: var(--dark-light);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 16px;
}

.footer-section p {
    color: var(--text-muted);
    font-size: 14px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--primary);
}

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

.social-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links a:hover {
    color: var(--primary);
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--primary);
    transform: translateY(-3px);
}

.social-links a svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 14px;
}

/* Chatbot Widget */
.chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1500;
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(0, 212, 255, 0.6);
}

.chatbot-toggle .chat-icon {
    font-size: 28px;
    display: block;
}

.chatbot-toggle .close-icon {
    font-size: 24px;
    display: none;
    color: var(--white);
}

.chatbot-toggle.active .chat-icon {
    display: none;
}

.chatbot-toggle.active .close-icon {
    display: block;
}

.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 360px;
    height: 500px;
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-window.active {
    display: flex;
}

.chatbot-header {
    background: var(--gradient);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.bot-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.bot-name {
    font-weight: 600;
    color: var(--white);
    font-size: 14px;
}

.bot-status {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bot-message,
.user-message {
    display: flex;
    gap: 10px;
    animation: messageSlide 0.3s ease;
}

.user-message {
    flex-direction: row-reverse;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-avatar {
    width: 30px;
    height: 30px;
    background: rgba(0, 212, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: rgba(255, 255, 255, 0.1);
}

.message-bubble {
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 16px;
    border-radius: 12px;
    max-width: 70%;
    font-size: 14px;
    line-height: 1.5;
}

.user-message .message-bubble {
    background: var(--gradient);
}

.quick-replies {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.quick-reply {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 13px;
    text-align: left;
}

.quick-reply:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.chatbot-input {
    padding: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    gap: 10px;
}

.chatbot-input input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    padding: 10px 14px;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
}

.chatbot-input input:focus {
    outline: none;
    border-color: var(--primary);
}

.chatbot-input button {
    background: var(--gradient);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
}

.chatbot-input button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

/* WhatsApp Button */
.whatsapp-button {
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1400;
    transition: all 0.3s ease;
    color: var(--white);
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-button svg {
    width: 32px;
    height: 32px;
}

/* Portfolio Lightbox */
.portfolio-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.portfolio-lightbox.active {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 10;
}

.lightbox-close:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 10;
}

.lightbox-nav:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.lightbox-nav.prev {
    left: 40px;
}

.lightbox-nav.next {
    right: 40px;
}

.lightbox-content {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: center;
}

.lightbox-image {
    width: 100%;
    height: 600px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.3), rgba(0, 153, 255, 0.3)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 600"><rect fill="%231a1f3a" width="800" height="600"/></svg>');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.lightbox-info {
    animation: slideIn 0.5s ease;
}

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

.lightbox-title {
    font-size: 36px;
    margin-bottom: 16px;
    color: var(--white);
}

.lightbox-description {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.7;
}

.lightbox-tag {
    display: inline-block;
    background: rgba(0, 212, 255, 0.2);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 88px;
        left: -100%;
        flex-direction: column;
        background: rgba(10, 14, 39, 0.98);
        width: 100%;
        padding: 30px;
        transition: left 0.3s;
        align-items: flex-start;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .reviews-slider {
        padding: 0 50px;
    }
    
    .review-card {
        flex: 0 0 100%;
    }

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }
    
    .chatbot-window {
        width: calc(100vw - 40px);
        right: 50%;
        transform: translateX(50%);
    }
    
    .whatsapp-button {
        bottom: 90px;
        right: 20px;
    }
    
    .lightbox-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .lightbox-image {
        height: 400px;
    }
    
    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .lightbox-nav.prev {
        left: 10px;
    }
    
    .lightbox-nav.next {
        right: 10px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
        font-size: 24px;
    }
    
    .lightbox-title {
        font-size: 24px;
    }
    
    .lightbox-description {
        font-size: 16px;
    }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.logo {
    display: flex;              /* Coloca imagen y texto en una línea */
    align-items: center;        /* Alinea verticalmente al centro */
    gap: 8px;                   /* Espacio entre imagen y texto */
    font-weight: bold;          /* Opcional: da énfasis al texto */
    font-size: 1.2em;           /* Tamaño del texto */
}

.logo img {
    height: 50px;
    width: auto;
  /*  filter: brightness(0) invert(1);*/
}

.portfolio-image {
    width: 100%;
    height: 250px; /* ajusta según tu diseño */
    background-size: cover;
    background-position: center;
    border-radius: 10px;
}

.portfolio-item:hover .portfolio-overlay {
    background: rgba(255, 255, 255, 0.5); /* fondo blanco con 10% de opacidad */
}

/* Normal (sin hover) */
.custom-overlay {
    background: rgba(255, 255, 255, 1); /* Fondo sólido */
    transition: background 0.3s ease;
    position: relative;
    z-index: 1;
}

.custom-overlay .portfolio-tag {
    position: relative;
    z-index: 2;
    background: #222;          /* 🎨 color oscuro de fondo */
    color: #fff;               /* texto blanco */
    padding: 6px 14px;
    border-radius: 5px;
    display: inline-block;
    font-weight: 500;
    transition: background 0.3s ease; /* animación suave */
}

/* Si quieres que el botón se aclare un poco al pasar el mouse */
.custom-overlay .portfolio-tag:hover {
    background: #444;          /* un poco más claro al pasar el mouse */
}

/* Cuando el select está cerrado, mantiene el color actual */
select {
    color: inherit;
}

/* Cuando el select está abierto (enfocado), las opciones se ven en negro */
select:focus option {
    color: black;
}

/* Ajustes adicionales para móviles */
@media (max-width: 768px) {
    /* Ajustar el banner promocional para móviles */
    .promo-banner {
        top: 0;
        position: fixed;
        z-index: 1002; /* Mayor que el navbar */
    }
    
    /* Ajustar navbar cuando el banner está visible */
    .navbar {
        top: 60px; /* Altura aproximada del banner */
        transition: top 0.3s ease;
    }
    
    /* Cuando el banner se oculta, el navbar vuelve arriba */
    .navbar.banner-hidden {
        top: 0;
    }
    
    /* Logo responsive */
    .logo {
        flex-direction: column; /* Logo e imagen en columna */
        gap: 4px;
        text-align: center;
    }
    
    .logo img {
        height: 35px; /* Reducir tamaño en móviles */
        margin: 0 auto;
    }
    
    /* Reducir padding del nav en móviles */
    .nav-content {
        padding: 10px 0;
    }
    
    /* Ajustar el hero para el espacio del banner + navbar */
    .hero {
        padding-top: 140px; /* Espacio para banner + navbar */
    }
    
    /* Texto del banner más pequeño en móviles */
    .promo-text {
        font-size: 12px;
        text-align: center;
    }
    
    /* Ajustar contenido del banner en móviles */
    .promo-content {
        padding: 0 10px;
        gap: 10px;
    }
    
    /* Botón de cerrar más accesible en móviles */
    .promo-close {
        min-width: 30px;
        min-height: 30px;
        font-size: 20px;
    }
}

/* Para pantallas muy pequeñas */
@media (max-width: 480px) {
    .logo img {
        height: 30px;
    }
    
    .promo-text {
        font-size: 11px;
    }
    
    /* Si el texto es muy largo, permitir que haga wrap */
    .promo-banner {
        padding: 8px 10px;
    }
    
    .promo-content {
        flex-wrap: wrap;
        text-align: center;
    }
}

/* Estilos adicionales para el lightbox mejorado */

/* Imagen en el lightbox */
.lightbox-image {
    width: 100%;
    height: 400px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 12px 12px 0 0;
    position: relative;
}

/* Información del lightbox */
.lightbox-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.lightbox-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    margin: 0;
}

.lightbox-description {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

.lightbox-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--primary);
    color: var(--white);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    width: fit-content;
}

/* Botón "Ir al Diseño" */
.lightbox-go-to-site {
    margin-top: 15px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    width: fit-content;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.lightbox-go-to-site:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.6);
}

.lightbox-go-to-site:active {
    transform: translateY(0);
}

/* Responsive para el lightbox */
@media (max-width: 768px) {
    .lightbox-image {
        height: 250px;
    }
    
    .lightbox-info {
        padding: 20px;
    }
    
    .lightbox-title {
        font-size: 22px;
    }
    
    .lightbox-description {
        font-size: 14px;
    }
    
    .lightbox-go-to-site {
        width: 100%;
        padding: 12px 20px;
    }
}