/* Base Styles and Variables */
/* Production Environment (Blue) */
:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-light: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    --transition: all 0.3s ease;
    --container-width: 1200px;
    --header-height: 80px;
}

/* Staging Environment (Red) - Applied via body class */
body.dev-environment {
    --primary-color: #ef4444;
    --secondary-color: #f59e0b;
    --accent-color: #ec4899;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
}

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

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    outline: none;
    border: none;
}

button {
    cursor: pointer;
    background: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
}

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

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

.btn-secondary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.section-header h2 span {
    color: var(--primary-color);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-light);
}

/* Header and Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.logo span {
    color: var(--primary-color);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-menu li a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem;
    position: relative;
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--text-color);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding-top: calc(var(--header-height) + 3rem);
    padding-bottom: 5rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa, #e4e8f0);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero-content h1 span {
    color: var(--primary-color);
    position: relative;
}

.hero-content h1 span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--gradient-accent);
    opacity: 0.3;
    z-index: -1;
}

.hero-content p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

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

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-shape {
    position: absolute;
    bottom: -100px;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: var(--bg-color);
    clip-path: polygon(0 0, 100% 100%, 100% 100%, 0% 100%);
    z-index: 1;
}

/* Chat Interface */
.chat-interface {
    width: 100%;
    max-width: 400px;
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.chat-header {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: var(--gradient-primary);
    color: white;
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

.chat-avatar i {
    font-size: 1.25rem;
}

.chat-title {
    font-weight: 600;
    font-size: 1.125rem;
}

.chat-messages {
    padding: 1rem;
    height: 300px;
    overflow-y: auto;
    background-color: #f8fafc;
}

.message {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
}

.message-content {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    max-width: 80%;
    word-break: break-word;
}

.message.bot .message-content {
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 0;
    align-self: flex-start;
}

.message.user .message-content {
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md) var(--radius-md) 0 var(--radius-md);
    align-self: flex-end;
}

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

.typing-indicator span {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: var(--text-light);
    animation: typing 1s 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%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.chat-input {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.chat-input input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-right: 0.5rem;
}

.chat-input button {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Features Section */
.features {
    background-color: var(--bg-light);
}

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

.feature-card {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

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

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

.feature-icon i {
    font-size: 1.75rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
}

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

.features-cta {
    text-align: center;
}

/* Demo Section */
.demo {
    background-color: white;
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.demo-chat {
    display: flex;
    justify-content: center;
}

.live-demo {
    width: 100%;
    max-width: 450px;
}

.demo-info h3 {
    margin-bottom: 1rem;
}

.demo-info p {
    margin-bottom: 1.5rem;
}

.demo-suggestions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.demo-question {
    background-color: var(--bg-light);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    text-align: left;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    width: 100%;
}

.demo-question:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.demo-note {
    padding: 1rem;
    background-color: rgba(99, 102, 241, 0.1);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-sm);
}

.demo-note p {
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* Testimonials Section */
.testimonials {
    background: linear-gradient(135deg, #f5f7fa, #e4e8f0);
    position: relative;
}

.testimonial-slider {
    display: flex;
    gap: 2rem;
    overflow-x: hidden;
    padding: 1rem 0;
}

.testimonial-card {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    flex: 0 0 calc(33.333% - 1.33rem);
    transition: var(--transition);
}

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

.testimonial-content p {
    font-style: italic;
    position: relative;
    padding: 0 1rem;
}

.testimonial-content p::before,
.testimonial-content p::after {
    content: '"';
    font-size: 1.5rem;
    color: var(--primary-color);
    position: absolute;
}

.testimonial-content p::before {
    left: 0;
    top: 0;
}

.testimonial-content p::after {
    right: 0;
    bottom: 0;
}

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

.author-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-right: 1rem;
    border: 3px solid var(--primary-color);
}

.author-info h4 {
    margin-bottom: 0.25rem;
}

.author-info p {
    margin-bottom: 0;
    color: var(--text-light);
    font-size: 0.875rem;
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.testimonial-controls button {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: white;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.testimonial-controls button:hover {
    background: var(--gradient-primary);
    color: white;
}

/* Pricing Section */
.pricing-preview {
    background-color: white;
}

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

.pricing-card {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
}

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

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

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-header {
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.period {
    font-size: 1rem;
    color: var(--text-light);
}

.pricing-features {
    padding: 2rem;
}

.pricing-features ul {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

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

.pricing-cta {
    padding: 0 2rem 2rem;
    text-align: center;
}

/* CTA Section */
.cta {
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" fill-opacity="1" d="M0,192L48,197.3C96,203,192,213,288,229.3C384,245,480,267,576,250.7C672,235,768,181,864,181.3C960,181,1056,235,1152,234.7C1248,235,1344,181,1392,154.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0.2;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta-content h2 span {
    position: relative;
}

.cta-content h2 span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background-color: rgba(255, 255, 255, 0.3);
    z-index: -1;
}

.cta-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

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

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

/* Blog Preview Section */
.blog-preview {
    background-color: var(--bg-light);
}

.blog-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.blog-image {
    height: 200px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-content {
    padding: 1.5rem;
}

.blog-date {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.blog-content h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.blog-card:hover .blog-content h3 {
    color: var(--primary-color);
}

.blog-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.read-more i {
    transition: var(--transition);
}

.read-more:hover i {
    transform: translateX(5px);
}

.blog-cta {
    text-align: center;
}

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

.contact-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
}

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

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 1.25rem;
}

.info-content h3 {
    margin-bottom: 0.5rem;
}

.info-content p {
    color: var(--text-light);
    margin-bottom: 0;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--bg-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.contact-form {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius-lg);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: white;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-submit {
    text-align: right;
}

/* Footer */
footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 5rem 0 2rem;
}

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

.footer-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    display: inline-block;
}

.footer-logo span {
    color: var(--primary-color);
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

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

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

.copyright p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

.language-selector select {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    cursor: pointer;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    :root {
        --header-height: 70px;
    }
    
    h1 {
        font-size: 2.25rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .testimonial-card {
        flex: 0 0 calc(50% - 1rem);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transform: translateX(100%);
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .hero .container,
    .demo-container,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .hero-content {
        order: 1;
        text-align: center;
    }
    
    .hero-image {
        order: 0;
        margin-bottom: 2rem;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .testimonial-card {
        flex: 0 0 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    section {
        padding: 3rem 0;
    }
    
    .hero {
        padding-top: calc(var(--header-height) + 2rem);
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .feature-card,
    .pricing-card,
    .blog-card {
        max-width: 100%;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-10px);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}