:root {
    --primary-color: #2d88fe;
    --primary-hover: #1a73e8;
    --secondary-bg: #eaf4ff;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --bg-white: #ffffff;
    --bg-gray: #f9fafb;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 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);
    --shadow-blue: 0 4px 14px 0 rgba(45, 136, 254, 0.39);
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: #111827;
}

.highlight {
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    gap: 8px;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(45, 136, 254, 0.4);
}

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

.btn-outline:hover {
    background-color: var(--secondary-bg);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    height: 70px;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: #111827;
}

.logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-text {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-cta .browser-cta {
    transition: all 0.3s ease;
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-main);
}

/* Hero Section */
.hero {
    padding-top: 140px;
    padding-bottom: 80px;
    text-align: center;
    background: linear-gradient(180deg, #fff 0%, #f0f7ff 100%);
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 24px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

.availability-text {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.availability-text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.hero-rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-bottom: 60px;
}

.stars {
    color: #fbbf24; /* Amber 400 */
    font-size: 1.1rem;
    display: flex;
    gap: 2px;
}

.rating-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

.hero-image-wrapper {
    margin-top: 40px;
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-image-placeholder {
    aspect-ratio: 16/9;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.2rem;
    gap: 16px;
}

.hero-image-placeholder i {
    font-size: 4rem;
    color: var(--secondary-bg);
}

/* Features Strip */
.features-strip {
    background: white;
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.strip-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
}

.strip-item {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 200px;
}

.strip-icon {
    width: 48px;
    height: 48px;
    background: #fff5eb; /* Light orange tint for variety, or stick to blue */
    background: var(--secondary-bg);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.strip-text {
    font-weight: 600;
    font-size: 0.9rem;
    line-height: 1.3;
    color: var(--text-main);
}

/* Functionality Overview */
.functionality {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.section-title {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 60px;
    font-size: 1.1rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-bottom: 40px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-icon {
    min-width: 56px;
    height: 56px;
    background: var(--secondary-bg);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.feature-content h3 {
    font-size: 1.125rem;
    margin-bottom: 8px;
}

.feature-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.section-cta-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

/* Use Cases */
.use-cases {
    padding: 100px 0;
    background-color: var(--bg-gray);
}

.use-case-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}

.use-case-item {
    background: white;
    padding: 24px 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 24px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    cursor: default;
}

.use-case-item:hover {
    box-shadow: var(--shadow-md);
    transform: scale(1.01);
}

.use-case-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--secondary-bg);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.use-case-content {
    flex: 1;
}

.use-case-content h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.use-case-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.use-case-arrow {
    color: #d1d5db;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background: white;
}

.testimonial-grid {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    overflow-x: auto;
    padding-bottom: 20px; /* For scrollbar if needed */
    scrollbar-width: none; /* Firefox */
}
.testimonial-grid::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.testimonial-card {
    flex: 1;
    min-width: 300px;
    background: var(--bg-gray);
    padding: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-card.highlight-card {
    background: #ecfdf5; /* Mint green tint like screenshot or keep simple */
    background: #f0f9ff; /* Light blue tint */
}

.testimonial-card h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    line-height: 1.4;
}

.testimonial-card p {
    color: var(--text-muted);
    margin-bottom: 32px;
    font-style: italic;
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.author-rating {
    margin-top: 8px;
    color: #fbbf24;
    font-size: 0.85rem;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #d1d5db;
    cursor: pointer;
}

.dot.active {
    background: var(--primary-color);
    width: 24px;
    border-radius: 10px;
}

/* FAQ */
.faq {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto 40px;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-main);
    text-align: left;
}

.faq-question i {
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.faq-question.active i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--text-muted);
    padding-right: 20px;
}

.faq-answer p {
    padding-bottom: 24px;
}

.faq-footer {
    text-align: center;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.faq-footer a {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: #0f172a; /* Dark Slate */
    color: white;
    padding: 80px 0 40px;
    text-align: center;
}

.footer-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 60px;
}

.footer-logo-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #2d88fe 0%, #00d2ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 24px;
    box-shadow: 0 0 20px rgba(45, 136, 254, 0.5);
}

.footer h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.footer p {
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto 32px;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 40px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #cbd5e1;
    font-size: 0.9rem;
}

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

.footer-copyright {
    color: #64748b;
    font-size: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
}

/* Chat Widget */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
    transition: transform 0.3s ease;
    z-index: 900;
}

.chat-widget:hover {
    transform: scale(1.1);
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100%;
    background: white;
    z-index: 1002;
    padding: 24px;
    transition: right 0.3s ease;
    box-shadow: -5px 0 20px rgba(0,0,0,0.1);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.close-menu {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 1.5rem;
    color: var(--text-main);
}

.mobile-menu ul {
    margin-top: 60px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mobile-menu a {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.mobile-cta {
    width: 100%;
    margin-top: 20px;
    color: white !important;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .header-cta .browser-cta {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .testimonial-grid {
        flex-direction: column; /* Or keep row but snap scrolling */
    }
}

@media (max-width: 768px) {
    .hero {
        padding-top: 120px;
    }

    .hero-title {
        font-size: 2.25rem;
    }
    
    .strip-container {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .strip-item {
        width: 100%;
    }
    
    .feature-card {
        flex-direction: column;
    }
    
    .use-case-item {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
        gap: 16px;
    }
    
    .use-case-arrow {
        display: none;
    }
    
    .footer h2 {
        font-size: 2rem;
    }
}