/* ===== CSS RESET & VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --accent: #f59e0b;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    
    --border: #e5e7eb;
    --border-light: #f3f4f6;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px 0;
    
    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 28px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* ===== BUTTONS ===== */
button {
    font-family: var(--font-family);
    cursor: pointer;
    transition: var(--transition);
}

.cta-button,
.primary-button {
    background: var(--primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cta-button:hover,
.primary-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.primary-button.large {
    padding: 16px 32px;
    font-size: 18px;
}

.secondary-button {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border);
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.secondary-button:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    opacity: 0.05;
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.coming-soon-box {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 40px 20px;
}

.coming-soon-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
}

.coming-soon-text {
    color: var(--text-secondary);
    margin-bottom: 0;
    font-size: 20px;
    font-weight: 400;
}

.hero-stats {
    display: flex;
    gap: 60px;
    justify-content: center;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-light);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

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

/* Hero Image / Mockup */
.hero-image {
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.browser-mockup {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border);
}

.browser-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border);
}

.browser-dots span:nth-child(1) { background: #ff5f56; }
.browser-dots span:nth-child(2) { background: #ffbd2e; }
.browser-dots span:nth-child(3) { background: #27c93f; }

.browser-url {
    flex: 1;
    background: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 14px;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.browser-content {
    padding: 40px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-interface {
    width: 100%;
    max-width: 500px;
}

.chat-message {
    margin-bottom: 20px;
}

.chat-message.received .message-bubble {
    background: white;
    padding: 12px 16px;
    border-radius: 18px;
    display: inline-block;
    max-width: 80%;
    box-shadow: var(--shadow-sm);
}

.ai-suggestion {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    animation: slideInUp 0.5s ease;
    max-height: 400px;
    overflow-y: auto;
}

.ai-badge {
    color: white;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
}

.suggestion-bubble {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 14px 16px;
    border-radius: 12px;
    color: white;
    font-size: 14px;
    line-height: 1.5;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.use-suggestion {
    background: white;
    color: var(--primary);
    border: none;
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    width: 100%;
    cursor: pointer;
    transition: var(--transition);
}

.use-suggestion:hover {
    background: var(--bg-secondary);
    transform: translateY(-1px);
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

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

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

.section-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== HOW IT WORKS SECTION ===== */
.how-it-works {
    padding: var(--section-padding);
}

.steps {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 900px;
    margin: 0 auto;
    gap: 32px;
}

.step {
    flex: 1;
    text-align: center;
}

.step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 24px;
    box-shadow: var(--shadow-lg);
}

.step-connector {
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    margin: 0 16px;
    flex-shrink: 0;
}

.step-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.testimonials .section-title,
.testimonials .section-subtitle {
    color: white;
}

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.testimonial-stars {
    font-size: 20px;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 24px;
    color: rgba(255, 255, 255, 0.95);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
}

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

.author-title {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== PRICING SECTION ===== */
.pricing {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    border: 2px solid var(--border);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.pricing-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-light);
}

.pricing-name {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-currency {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-secondary);
}

.price-amount {
    font-size: 56px;
    font-weight: 700;
    color: var(--primary);
}

.price-period {
    font-size: 16px;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 12px 0;
    color: var(--text-secondary);
}

.pricing-button {
    width: 100%;
    padding: 14px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
}

.pricing-button.primary {
    background: var(--primary);
    color: white;
    border: none;
}

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

/* ===== FAQ SECTION ===== */
.faq {
    padding: var(--section-padding);
}

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

.faq-item {
    background: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--primary-light);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
}

.faq-question h3 {
    font-size: 18px;
    font-weight: 600;
}

.faq-icon {
    font-size: 24px;
    color: var(--primary);
    font-weight: 300;
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 24px 24px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== CTA SECTION ===== */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    text-align: center;
}

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

.cta-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.cta .coming-soon-title {
    color: white;
}

.cta .coming-soon-text {
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons .primary-button {
    background: white;
    color: var(--primary);
}

.cta-buttons .primary-button:hover {
    background: var(--bg-secondary);
}

.cta-note {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 60px 0 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    margin-top: 12px;
    max-width: 300px;
}

.footer-column a {
    display: inline-block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin: 0 20px 0 0;
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
}

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

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 968px) {
    .hero-title {
        font-size: 48px;
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step-connector {
        width: 2px;
        height: 60px;
        transform: rotate(90deg);
    }
    
    .footer-content {
        flex-direction: column;
        gap: 32px;
        text-align: center;
    }
    
    .footer-brand {
        text-align: center;
    }
    
    .footer-tagline {
        margin: 0 auto;
    }
    
    .footer-column {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .coming-soon-box {
        padding: 30px 20px;
    }
    
    .coming-soon-title {
        font-size: 36px;
    }
    
    .coming-soon-text {
        font-size: 18px;
    }
    
    .hero-stats {
        gap: 32px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid,
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 36px;
    }
    
    .footer-column a {
        display: block;
        margin: 12px 0;
    }
}