/* Reset e Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4054b2;
    --primary-hover: #344495;
    --secondary-color: #f1f3f9;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #e74c3c;
    --text-primary: #333;
    --text-secondary: #666;
    --text-light: #999;
    --background-light: #f9fafb;
    --border-color: #ddd;
    --border-light: #eee;
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.12);
    --border-radius: 8px;
    --border-radius-large: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: #ffffff;
    font-weight: 400;
    letter-spacing: -0.01em;
}

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

/* Navigation */
.navbar {
    background: white;
    border-bottom: 1px solid var(--border-light);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

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

.nav-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.breadcrumb-icon,
.breadcrumb-arrow {
    width: 16px;
    height: 16px;
    color: var(--primary-color);
}

.breadcrumb-arrow {
    color: var(--text-light);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
    padding: 80px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(64, 84, 178, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
}

.tractor-icon {
    width: 40px;
    height: 40px;
    color: white;
}

.hero-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.hero-main-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 40px;
    line-height: 1.2;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--success-color);
    color: white;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
    margin-bottom: 60px;
}

.cta-button:hover {
    background: #3d8b40;
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.hero-image {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.ccir-card {
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
    color: white;
    padding: 40px 60px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-heavy);
    transform: perspective(1000px) rotateX(5deg);
    transition: var(--transition);
}

.ccir-card:hover {
    transform: perspective(1000px) rotateX(0deg) translateY(-5px);
}

.card-header {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.card-subtitle {
    font-size: 14px;
    opacity: 0.9;
    font-weight: 400;
}

/* Information Section */
.info-section {
    padding: 80px 0;
    background: white;
}

.info-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.info-item {
    position: relative;
}

.info-icon {
    width: 60px;
    height: 60px;
    background: var(--secondary-color);
    border-radius: var(--border-radius-large);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.info-item:hover .info-icon {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.book-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
    transition: var(--transition);
}

.info-item:hover .book-icon {
    color: white;
}

.info-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-title::before {
    content: '';
    width: 4px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 2px;
}

.info-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    text-align: justify;
}

/* CCIR Image Section */
.ccir-image-section {
    background: var(--background-light);
    padding: 60px 0;
}

.ccir-display {
    display: flex;
    justify-content: center;
}

.ccir-card-large {
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
    color: white;
    padding: 60px 80px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-heavy);
    max-width: 600px;
    width: 100%;
}

.card-header-large {
    font-size: 72px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 3px;
}

.card-subtitle-large {
    font-size: 18px;
    opacity: 0.9;
    font-weight: 400;
    line-height: 1.4;
}

/* Footer */
.footer {
    background: #1a2332;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 40px;
}

.footer-ccir-badge {
    background: var(--primary-color);
    color: white;
    padding: 20px 30px;
    border-radius: var(--border-radius-large);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.footer-text p {
    color: #b0c4de;
    line-height: 1.6;
    font-size: 14px;
    text-align: justify;
}

.footer-bottom {
    border-top: 1px solid #2a3441;
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: #8a9ba8;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-main-title {
        font-size: 36px;
    }
    
    .hero-section {
        padding: 60px 0 40px;
    }
    
    .info-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .ccir-card {
        padding: 30px 40px;
    }
    
    .card-header {
        font-size: 36px;
    }
    
    .ccir-card-large {
        padding: 40px 30px;
    }
    
    .card-header-large {
        font-size: 48px;
    }
    
    .card-subtitle-large {
        font-size: 16px;
    }
    
    .nav-breadcrumb {
        font-size: 12px;
        flex-wrap: wrap;
    }
    
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero-main-title {
        font-size: 28px;
    }
    
    .cta-button {
        padding: 14px 24px;
        font-size: 14px;
    }
    
    .info-section {
        padding: 60px 0;
    }
    
    .ccir-image-section {
        padding: 40px 0;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
}

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

.hero-content > * {
    animation: fadeInUp 0.6s ease forwards;
}

.hero-icon {
    animation-delay: 0.1s;
}

.hero-title {
    animation-delay: 0.2s;
}

.hero-subtitle {
    animation-delay: 0.3s;
}

.hero-main-title {
    animation-delay: 0.4s;
}

.cta-button {
    animation-delay: 0.5s;
}

.hero-image {
    animation-delay: 0.6s;
}

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

/* Focus styles for accessibility */
.cta-button:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .footer {
        display: none;
    }
    
    .hero-section {
        background: white !important;
    }
    
    * {
        box-shadow: none !important;
    }
}