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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #16a34a;
    --danger-color: #dc2626;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}

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

/* Navigation */
.navbar {
    background: var(--bg-white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

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

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    transition: color 0.3s;
}

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

/* Buttons */
.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

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

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 5rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.trust-badges {
    display: flex;
    gap: 2rem;
    justify-content: center;
    color: var(--success-color);
    font-weight: 500;
    flex-wrap: wrap;
}

/* Documents Section */
.documents-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.documents-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.doc-card {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--border-color);
}

.doc-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.doc-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.doc-card h3 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.doc-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Problem Section */
.problem-section {
    padding: 5rem 0;
    background: #fef2f2;
}

.problem-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

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

.problem-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    align-items: flex-start;
}

.problem-icon {
    font-size: 1.5rem;
}

.problem-item h3 {
    margin-bottom: 0.5rem;
    color: var(--danger-color);
}

.problem-item p {
    color: var(--text-light);
}

.scenario-box {
    max-width: 600px;
    margin: 2rem auto 0;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid var(--danger-color);
    text-align: center;
}

/* Solution Section */
.solution-section {
    padding: 5rem 0;
    background: #f0fdf4;
}

.solution-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.solution-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
}

.solution-step {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.solution-problem {
    color: var(--danger-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.solution-arrow {
    color: var(--success-color);
    font-size: 1.5rem;
    margin: 0.5rem 0;
}

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

.solution-benefit {
    color: var(--success-color);
    font-weight: 600;
}

/* How It Works */
.how-it-works {
    padding: 5rem 0;
    background: var(--bg-white);
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.modes-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.mode-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.mode-card h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.steps {
    margin-bottom: 1rem;
}

.step {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    align-items: center;
}

.step-number {
    background: var(--primary-color);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.mode-note {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Features Section */
.features-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.features-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    align-items: flex-start;
}

.feature-check {
    color: var(--success-color);
    font-size: 1.5rem;
    font-weight: bold;
}

.feature-item h3 {
    margin-bottom: 0.25rem;
}

.feature-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Audience Section */
.audience-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.audience-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.audience-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.audience-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.audience-card h3 {
    margin-bottom: 0.5rem;
}

.audience-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Generator Section */
.generator-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
}

.generator-section h2 {
    text-align: center;
    margin-bottom: 0.5rem;
    font-size: 2rem;
}

.generator-subtitle {
    text-align: center;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.generator-box {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    padding: 2rem;
    color: var(--text-dark);
}

.generator-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tab-btn {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.generator-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.generator-form label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-input {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    width: 100%;
}

.generator-features {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    color: var(--success-color);
    font-size: 0.9rem;
    flex-wrap: wrap;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

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

.faq-item {
    background: white;
    margin-bottom: 1rem;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    text-align: left;
    font-weight: 600;
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform 0.3s;
}

.faq-answer {
    padding: 0 1.25rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item.active .faq-answer {
    padding: 0 1.25rem 1.25rem;
    max-height: 500px;
}

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

/* Safety Section */
.safety-section {
    padding: 5rem 0;
    background: var(--bg-white);
    text-align: center;
}

.safety-section h2 {
    margin-bottom: 1rem;
    font-size: 2rem;
}

.safety-section > .container > p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.disclaimer-box {
    max-width: 800px;
    margin: 0 auto;
    background: #fef3c7;
    padding: 2rem;
    border-radius: 12px;
    text-align: left;
    border: 1px solid #fcd34d;
}

.disclaimer-box h3 {
    margin-bottom: 1rem;
    color: #92400e;
}

.disclaimer-box p {
    margin-bottom: 0.5rem;
    color: #78350f;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 0.5rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: #9ca3af;
}

.footer-section a {
    display: block;
    color: #d1d5db;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s;
}

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

.footer-disclaimer {
    padding: 1.5rem;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.footer-disclaimer p {
    font-size: 0.85rem;
    color: #9ca3af;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #374151;
    color: #6b7280;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero-cta {
        flex-direction: column;
        padding: 0 1rem;
    }
    
    .trust-badges {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .modes-container {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .generator-features {
        flex-direction: column;
        gap: 0.5rem;
    }
}