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

:root {
    --primary-dark: #0A192F;
    --primary-black: #000000;
    --primary-white: #FFFFFF;
    --accent-cyan: #00CFFF;
    --accent-turquoise: #00D4FF;
    --text-gray: #8892B0;
    --text-light: #CCD6F6;
    --gradient-primary: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-turquoise) 100%);
    --shadow-light: 0 4px 20px rgba(0, 207, 255, 0.1);
    --shadow-dark: 0 8px 32px rgba(10, 25, 47, 0.2);
    --gradient-hero: linear-gradient(135deg, var(--primary-dark) 0%, #0F2A4A 50%, #1A3A5F 100%);
}

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji', sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background: var(--primary-dark);
    overflow-x: hidden;
}

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

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 2rem;
    color: var(--accent-cyan);
    margin-bottom: 2rem;
}

.loading-logo i {
    font-size: 2.5rem;
    animation: pulse 2s infinite;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(0, 207, 255, 0.2);
    border-top: 3px solid var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 207, 255, 0.1);
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--accent-cyan);
}

.logo i {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.cta-btn {
    background: var(--gradient-primary);
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    color: var(--primary-white) !important;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--accent-cyan);
    cursor: pointer;
}

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

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 207, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
}

.btn-secondary:hover {
    background: var(--accent-cyan);
    color: var(--primary-white);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%2300CFFF" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 207, 255, 0.1);
    border: 1px solid rgba(0, 207, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
}

.hero-badge i {
    color: #FFD700;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-white);
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-cyan);
    font-family: 'Montserrat', sans-serif;
}

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

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Floating Elements */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-element {
    position: absolute;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(0, 207, 255, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* Chatbot Mockup */
.chatbot-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
}

.chat-window {
    background: var(--primary-white);
    border-radius: 20px;
    box-shadow: var(--shadow-dark);
    width: 320px;
    height: 400px;
    overflow: hidden;
    position: relative;
    animation: slideInUp 1s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-header {
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
}

.chat-header i {
    color: #4CAF50;
    animation: pulse 2s infinite;
}

.chat-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #4CAF50;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.chat-messages {
    padding: 1rem;
    height: calc(100% - 140px);
    overflow-y: auto;
}

.message {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.message.bot {
    flex-direction: row;
}

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

.message span {
    background: #f0f0f0;
    padding: 0.75rem 1rem;
    border-radius: 15px;
    max-width: 80%;
    color: #333;
    font-size: 0.9rem;
}

.message.user span {
    background: var(--accent-cyan);
    color: var(--primary-white);
}

.message i {
    font-size: 1.2rem;
    color: var(--accent-cyan);
}

.message.user i {
    color: var(--primary-white);
}

.chat-typing {
    padding: 1rem;
    border-top: 1px solid #eee;
}

.typing-indicator {
    display: flex;
    gap: 0.25rem;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) { animation-delay: 0s; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

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

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background: var(--primary-black);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 207, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-light);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.benefit-icon i {
    font-size: 2rem;
    color: var(--primary-white);
}

.benefit-card h3 {
    color: var(--primary-white);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.benefit-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--primary-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 207, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-light);
}

.service-card.premium {
    border-color: var(--accent-cyan);
    background: linear-gradient(135deg, rgba(0, 207, 255, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
}

.popular-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.service-header h3 {
    color: var(--primary-white);
    font-size: 1.5rem;
}

.price {
    text-align: right;
}

.price .amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-cyan);
    display: block;
}

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

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

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.service-features i {
    color: var(--accent-cyan);
    font-size: 0.9rem;
}

.service-description {
    color: var(--text-gray);
    font-style: italic;
    margin-bottom: 2rem;
}

.btn-service {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: 1rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.btn-service.premium {
    background: var(--accent-cyan);
}

/* Why FlowStart Section */
.why-flowstart {
    padding: 80px 0;
    background: var(--primary-black);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.why-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 207, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.why-card:hover {
    transform: translateY(-5px);
}

.why-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

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

.why-card h3 {
    color: var(--primary-white);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.why-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: var(--primary-dark);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 207, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    transition: transform 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.6;
    font-style: italic;
}

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

.author-info h4 {
    color: var(--primary-white);
    margin-bottom: 0.25rem;
}

.author-info span {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--primary-dark) 100%);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--primary-white);
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

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

/* Contact Form */
.contact-form {
    padding: 80px 0;
    background: var(--primary-dark);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(0, 207, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
}

.form-container h3 {
    text-align: center;
    color: var(--primary-white);
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 207, 255, 0.2);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-gray);
}

.btn-submit {
    width: 100%;
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

/* Footer */
.footer {
    background: var(--primary-black);
    padding: 60px 0 20px;
    border-top: 1px solid rgba(0, 207, 255, 0.1);
}

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

.footer-section h4 {
    color: var(--primary-white);
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.contact-info p {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 207, 255, 0.1);
    color: var(--text-gray);
}

/* Chat Widget */
.chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 350px;
    height: 500px;
    background: var(--primary-white);
    border-radius: 20px;
    box-shadow: var(--shadow-dark);
    display: none;
    flex-direction: column;
    z-index: 1000;
}

.chat-widget.active {
    display: flex;
}

.chat-widget-header {
    background: var(--gradient-primary);
    color: var(--primary-white);
    padding: 1rem;
    border-radius: 20px 20px 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-widget-header i {
    font-size: 1.2rem;
}

.close-chat {
    background: none;
    border: none;
    color: var(--primary-white);
    cursor: pointer;
    font-size: 1.2rem;
}

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

.chat-widget-input {
    padding: 1rem;
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid #eee;
}

.chat-widget-input input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 20px;
    outline: none;
}

.chat-widget-input button {
    background: var(--accent-cyan);
    color: var(--primary-white);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .chat-widget {
        width: 90%;
        right: 5%;
        left: 5%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    .form-container {
        padding: 2rem 1.5rem;
    }
}

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

.benefit-card,
.service-card,
.why-card,
.testimonial-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}