:root {
    --primary-color: #120a0b;
    --white-bg: #ffffff;
    --purple-primary: #805ad5;
    --purple-secondary: #9474ff;
    --light-gray: #f8f9fa;
    --text-muted: #6c757d;
    --font-family: 'Inter', Arial, sans-serif;
}

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

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--primary-color);
    background-color: var(--white-bg);
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    color: var(--primary-color);
}

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

.nav-link {
    color: var(--primary-color) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--purple-primary) !important;
}

.btn-dark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-dark:hover {
    background-color: #2a1f20;
    border-color: #2a1f20;
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--purple-primary);
    border-color: var(--purple-primary);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

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

.hero-section {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.badge-pill {
    margin-bottom: 2rem;
}

.badge {
    background-color: var(--purple-primary) !important;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.875rem;
}

.hero-title {
    font-size: 72px;
    font-weight: 700;
    line-height: 1.05;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.feature-card h6 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.dashboard-mockup {
    margin-top: 4rem;
}

.intro-section {
    background-color: var(--light-gray);
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.clarity-section {
    padding: 100px 0;
}

.feature-section {
    padding: 2rem 0;
}

.feature-mockup img {
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.context-section {
    padding: 100px 0;
    background-color: var(--light-gray);
}

.stats-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-top: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0;
}

.control-section {
    padding: 100px 0;
}

.purple-gradient-section {
    background: linear-gradient(135deg, var(--purple-primary) 0%, var(--purple-secondary) 100%);
    border-radius: 20px;
    padding: 4rem 2rem;
    margin-top: 3rem;
}

.control-card {
    text-align: center;
    padding: 2rem 1rem;
    color: white;
}

.control-icon {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

.control-card h5 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.control-card p {
    opacity: 0.9;
}

.chat-mockup {
    margin-top: 3rem;
}

.features-section {
    padding: 100px 0;
}

.cta-section {
    padding: 100px 0;
}

.footer {
    border-top: 1px solid #e9ecef;
}

.footer .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    color: var(--primary-color);
}

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

.footer h6 {
    color: var(--primary-color);
}

.footer a:hover {
    color: var(--purple-primary) !important;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 48px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-section {
        padding: 100px 0 60px;
    }
    
    .clarity-section,
    .context-section,
    .control-section,
    .features-section,
    .cta-section {
        padding: 60px 0;
    }
    
    .purple-gradient-section {
        padding: 3rem 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

.form-control {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 0.2rem rgba(128, 90, 213, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-form {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.pricing-card {
    background: white;
    border-radius: 12px;
    padding: 3rem 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    height: 100%;
}

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

.pricing-card.featured {
    border: 3px solid var(--purple-primary);
    transform: scale(1.05);
}

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

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

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

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
}

.feature-list li i {
    color: var(--purple-primary);
    margin-right: 0.75rem;
    width: 16px;
}

.thank-you-message {
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-secondary));
    color: white;
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    margin-top: 2rem;
}

.thank-you-message h3 {
    margin-bottom: 1rem;
}

.thank-you-message p {
    opacity: 0.9;
    margin-bottom: 0;
}

.smooth-scroll {
    scroll-behavior: smooth;
}

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

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

.btn-outline-light {
    border: 2px solid rgba(255,255,255,0.3);
    color: white;
    transition: all 0.3s ease;
}

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

.info-card {
    padding: 2rem 1rem;
    text-align: center;
}

.info-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 1.5rem;
}

.contact-item {
    text-align: center;
    padding: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--purple-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 1.25rem;
}

.contact-info {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.terms-content h2,
.privacy-content h2 {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 3rem;
    margin-bottom: 1rem;
}

.terms-content h2:first-child,
.privacy-content h2:first-child {
    margin-top: 0;
}

.terms-content h3,
.privacy-content h3 {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.terms-content ul,
.privacy-content ul {
    margin-bottom: 1.5rem;
}

.terms-content li,
.privacy-content li {
    margin-bottom: 0.5rem;
}

.terms-section,
.privacy-section {
    padding: 60px 0;
}

.accordion-button {
    font-weight: 600;
    color: var(--primary-color);
}

.accordion-button:not(.collapsed) {
    background-color: var(--light-gray);
    color: var(--primary-color);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(128, 90, 213, 0.25);
}

.accordion-item {
    border: 1px solid #e9ecef;
    margin-bottom: 1rem;
    border-radius: 8px;
    overflow: hidden;
}

.accordion-body {
    padding: 1.5rem;
    background-color: white;
}

.navbar.scrolled {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-outline-primary {
    border: 2px solid var(--purple-primary);
    color: var(--purple-primary);
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background-color: var(--purple-primary);
    border-color: var(--purple-primary);
    color: white;
    transform: translateY(-2px);
}