/* Reset e Variáveis */
:root {
    --color-primary: #003366;
    --color-primary-dark: #002347;
    --color-primary-light: #0a4a7a;
    --color-secondary: #f8f9fa;
    --color-accent: #0056b3;
    --color-text: #2c3e50;
    --color-text-light: #6c757d;
    --color-white: #ffffff;
    --color-border: #e1e8ed;
    --color-shadow: rgba(0, 51, 102, 0.08);
    --color-shadow-hover: rgba(0, 51, 102, 0.15);
    
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Cabeçalho */
.header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-lg) var(--spacing-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.header-logos {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-pmrr {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.logo-institucional {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.header-title {
    text-align: center;
    flex: 1;
}

.header-title h1 {
    color: var(--color-white);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.5px;
}

.header-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    font-weight: 400;
}

/* Container Principal */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
    width: 100%;
    flex: 1;
}

/* Seções */
.section {
    margin-bottom: var(--spacing-xxl);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    color: var(--color-primary);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-line {
    height: 3px;
    width: 60px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    margin: 0 auto;
    border-radius: 2px;
}

/* Grid de Cards */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.grid-social {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-decoration: none;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 2px 12px var(--color-shadow);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px var(--color-shadow-hover);
    border-color: var(--color-primary);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-image {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.card-content p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.4;
}

/* Cards Sociais - Tamanho menor */
.card-social .card-image {
    width: 80px;
    height: 80px;
}

.card-social .card-content h3 {
    font-size: 1rem;
}

/* Rodapé */
.footer {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-md);
    margin-top: auto;
    width: 100%;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-info {
    flex: 0 1 auto;
    text-align: center;
}

.footer-info p {
    margin: 4px 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

.footer-dti {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

.footer-logo {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo img {
    height: 50px;
    width: auto;
}


/* Responsividade */
@media (max-width: 1024px) {
    .grid-container {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 32px;
        --spacing-xxl: 48px;
    }
    
    .header-container {
        flex-direction: column;
        text-align: center;
    }
    
    .header-title h1 {
        font-size: 1.5rem;
    }
    
    .header-subtitle {
        font-size: 0.9rem;
    }
    
    .logo-pmrr {
        height: 60px;
    }
    
    .logo-institucional {
        height: 45px;
    }
    
    .grid-container {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .section-header h2 {
        font-size: 1.5rem;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .footer-info {
        width: 100%;
    }
    
    .footer-logo img {
        height: 40px;
    }
}

@media (max-width: 480px) {
    .header-logos {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .grid-container {
        grid-template-columns: 1fr;
    }
    
    .card-image {
        width: 80px;
        height: 80px;
    }
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.5s ease-out backwards;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }