/* Agent Trust Guide - Modern CSS */

:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1f2937;
    --light: #f3f4f6;
    --white: #ffffff;
    --text: #374151;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--white);
}

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

/* Navigation */
.navbar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

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

.nav-brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

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

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.subtitle {
    font-size: 24px;
    opacity: 0.95;
    margin-bottom: 32px;
    font-weight: 400;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 24px;
}

.hero-note {
    opacity: 0.9;
    font-size: 14px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

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

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

/* Sections */
.section {
    padding: 80px 0;
}

.section h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
    color: var(--dark);
}

.section-intro {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.bg-light {
    background: var(--light);
}

.bg-dark {
    background: var(--dark);
    color: var(--white);
}

.bg-dark h2 {
    color: var(--white);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

/* Cards */
.card {
    background: var(--white);
    padding: 32px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin: 48px 0;
}

.stat {
    text-align: center;
    padding: 24px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Images */
.chart-img, .stack-img {
    width: 100%;
    max-width: 900px;
    height: auto;
    margin: 32px auto;
    display: block;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Trust Layers */
.layers {
    margin-top: 64px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.layer {
    display: flex;
    gap: 24px;
    margin-bottom: 32px;
    padding: 24px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.layer:hover {
    transform: translateX(8px);
}

.layer-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.layer-content h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--dark);
}

.layer-content p {
    color: var(--text);
    margin-bottom: 12px;
    line-height: 1.6;
}

.layer-tech {
    font-size: 14px;
    color: var(--text-light);
    font-style: italic;
}

/* Features */
.feature {
    padding: 24px;
}

.feature h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Path Cards */
.paths {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.path-card {
    position: relative;
    background: var(--white);
    padding: 40px 32px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.path-card.featured {
    border: 3px solid var(--primary);
}

.path-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.path-icon {
    font-size: 56px;
    margin-bottom: 16px;
}

.path-card h3 {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--dark);
}

.path-card > p {
    color: var(--text-light);
    margin-bottom: 24px;
    font-size: 14px;
}

.path-card ul {
    list-style: none;
    margin: 24px 0;
    text-align: left;
}

.path-card li {
    padding: 8px 0;
    color: var(--text);
    position: relative;
    padding-left: 24px;
}

.path-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

/* Disclaimer */
.disclaimer {
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--danger);
    padding: 24px;
    border-radius: 8px;
}

.disclaimer p {
    margin-bottom: 16px;
}

.warning-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.warning {
    background: rgba(0, 0, 0, 0.2);
    padding: 16px;
    border-radius: 8px;
    font-size: 14px;
}

/* CTA Final */
.cta-final {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 32px;
}

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

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 64px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 14px;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 8px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-date {
    margin-top: 16px;
    font-size: 12px;
    opacity: 0.6;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 32px;
    }
    
    .subtitle {
        font-size: 18px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 16px;
    }
    
    .section h2 {
        font-size: 28px;
    }
    
    .paths {
        grid-template-columns: 1fr;
    }
    
    .layer {
        flex-direction: column;
        text-align: center;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeIn 0.6s ease-out;
}
