/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #212121;
    background-color: #FEFEFE;
}

/* Cores da marca NaturalBIT */
:root {
    --naturalbit-blue: #00476B;
    --naturalbit-orange: #FA873D;
    --naturalbit-black: #212121;
    --naturalbit-white: #FEFEFE;
    --gray-50: #f8f9fa;
    --gray-100: #e9ecef;
    --gray-600: #6c757d;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(254, 254, 254, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-100);
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 40px;
    width: auto;
}

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

.nav button {
    background: none;
    border: none;
    color: var(--naturalbit-black);
    cursor: pointer;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav button:hover {
    color: var(--naturalbit-blue);
}

.cta-button {
    background: var(--naturalbit-orange);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cta-button:hover {
    background: #e67a35;
}

.cta-button-secondary {
    background: var(--naturalbit-blue);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.cta-button-secondary:hover {
    background: #003d5a;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 71, 107, 0.3);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--naturalbit-blue);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    background: white;
    border-bottom: 1px solid var(--gray-100);
    z-index: 999;
    flex-direction: column;
    padding: 20px;
    gap: 16px;
}

.mobile-menu button {
    background: none;
    border: none;
    color: var(--naturalbit-black);
    cursor: pointer;
    font-size: 16px;
    text-align: left;
    padding: 8px 0;
}

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

.section-gray {
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--naturalbit-blue);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.section-cta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 48px;
    flex-wrap: wrap;
}

.section-cta .cta-button,
.section-cta .cta-button-secondary {
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    height: 56px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.section-cta .cta-button:hover,
.section-cta .cta-button-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-content {
    flex: 1;
}

.about-cards {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.card {
    background: white;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.card-title {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--naturalbit-blue);
    margin-bottom: 12px;
}

.card-text {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--naturalbit-blue);
    color: white;
    padding: 48px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}

.footer-brand {
    flex: 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}

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

.footer-slogan {
    color: #b3d9ff;
    margin-bottom: 16px;
}

.footer-description {
    color: #cce7ff;
    font-size: 0.875rem;
}

.footer-contact {
    flex: 1;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links button {
    background: none;
    border: none;
    color: #b3d9ff;
    cursor: pointer;
    text-align: left;
    transition: color 0.3s ease;
}

.footer-links button:hover {
    color: white;
}

.footer-links p {
    color: #b3d9ff;
}

.footer-nav {
    flex: 1;
}

.footer-bottom {
    border-top: 1px solid #336699;
    padding-top: 24px;
    text-align: center;
    color: #cce7ff;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.privacy-link {
    color: #cce7ff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.privacy-link:hover {
    color: var(--naturalbit-orange);
    text-decoration: underline;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    padding: 24px;
    transform: translateY(100%);
    transition: transform 0.4s ease-out;
    border-top: 3px solid var(--naturalbit-orange);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.cookie-banner-text {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    flex: 1;
    min-width: 300px;
}

.cookie-banner-text i {
    font-size: 2rem;
    color: var(--naturalbit-orange);
    flex-shrink: 0;
    margin-top: 4px;
}

.cookie-banner-title {
    font-weight: 600;
    color: var(--naturalbit-blue);
    margin-bottom: 8px;
    font-size: 1.125rem;
}

.cookie-banner-description {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.cookie-banner-description a {
    color: var(--naturalbit-orange);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.cookie-banner-description a:hover {
    color: var(--naturalbit-blue);
    text-decoration: underline;
}

.cookie-banner-buttons {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.cookie-btn-accept,
.cookie-btn-decline {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.cookie-btn-accept {
    background: var(--naturalbit-orange);
    color: white;
}

.cookie-btn-accept:hover {
    background: #e67a35;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(250, 135, 61, 0.3);
}

.cookie-btn-decline {
    background: var(--gray-100);
    color: var(--naturalbit-black);
}

.cookie-btn-decline:hover {
    background: var(--gray-600);
    color: white;
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-cta {
        flex-direction: column;
        gap: 12px;
    }
    
    .section-cta .cta-button,
    .section-cta .cta-button-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .cookie-banner {
        padding: 20px;
    }
    
    .cookie-banner-content {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cookie-banner-text {
        min-width: 100%;
        margin-bottom: 16px;
    }
    
    .cookie-banner-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .cookie-btn-accept,
    .cookie-btn-decline {
        width: 100%;
    }
}