/* ==========================================================================
   SANTA CECÍLIA CONTABILIDADE - SISTEMA VISUAL MODERNIZADO (2026)
   ========================================================================== */

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

:root {
    --primary: #0A2540;          /* Azul Marinho Profundo */
    --primary-light: #1E3A8A;    /* Azul Corporativo Secundário */
    --secondary: #0284C7;        /* Azul Vibrante da Logomarca */
    --accent: #25D366;           /* Verde WhatsApp / CTA Dinâmico */
    --accent-hover: #1EBE5D;
    
    --bg-light: #F8FAFC;
    --bg-card: #FFFFFF;
    --border: #E2E8F0;
    --text-dark: #0F172A;
    --text-muted: #475569;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 10px 25px -5px rgba(10, 37, 64, 0.08);
    --shadow-lg: 0 20px 30px -10px rgba(10, 37, 64, 0.12);
    
    --font-heading: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 85px;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.header-logo-img {
    height: 62px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.header-logo-img:hover {
    transform: scale(1.02);
}

.footer-logo-img {
    height: 52px;
    width: auto;
    object-fit: contain;
    display: block;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.92rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--secondary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--secondary);
    border-radius: 2px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    gap: 0.5rem;
}

.btn-sm {
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
}

.btn-accent {
    background-color: var(--accent);
    color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn-outline {
    background: transparent;
    color: #FFFFFF;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #FFFFFF;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.hamburger-bar {
    width: 25px;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

.hero {
    padding: 5.5rem 0;
    background: linear-gradient(135deg, #0A2540 0%, #1E3A8A 100%);
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.25rem;
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: 1.15rem;
    color: #E2E8F0;
    margin-bottom: 2rem;
    max-width: 580px;
}

.hero-card {
    background: #FFFFFF;
    color: var(--text-dark);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3.5rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    color: var(--primary);
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    padding: 2.25rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--secondary);
}

.service-card.highlight {
    border: 2px solid var(--secondary);
    background: linear-gradient(180deg, #FFFFFF 0%, #F0F9FF 100%);
}

.service-icon {
    width: 52px;
    height: 52px;
    background: rgba(2, 132, 199, 0.1);
    color: var(--secondary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 1.25rem;
}

.cert-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.cert-card {
    background: #FFFFFF;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.cert-card:hover {
    border-color: var(--secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.cert-badge {
    background: rgba(2, 132, 199, 0.1);
    color: var(--secondary);
    font-weight: 800;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.stats-section {
    background: var(--primary);
    color: #FFF;
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: #38BDF8;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #94A3B8;
    font-weight: 500;
}

.faq-grid {
    display: grid;
    gap: 1.25rem;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #FFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.faq-question {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.faq-answer {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.site-footer {
    background: var(--primary);
    color: #FFFFFF;
    padding: 4.5rem 0 0;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 2.5rem;
    margin-bottom: 3.5rem;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    color: #FFFFFF;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.65rem;
}

.footer-links a {
    color: #94A3B8;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: #38BDF8;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.75rem 0;
    background: rgba(0, 0, 0, 0.15);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #94A3B8;
    font-size: 0.875rem;
}

@media (max-width: 991px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 85px;
        left: 0;
        width: 100%;
        background: #FFFFFF;
        padding: 1.75rem;
        box-shadow: var(--shadow-md);
        display: none;
        border-bottom: 1px solid var(--border);
    }
    
    .main-nav.open {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 1.25rem;
    }
    
    .hero-title {
        font-size: 2.4rem;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .header-logo-img {
        height: 44px;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2rem;
    }
}