/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-color: #001433;
    --text-primary: #000000;
    --text-secondary: #666666;
    --bg-light: #f5f7fa;
    --white: #ffffff;
    --border-radius: 4px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--primary-color);
}

/* Page Content Wrapper */
.page-content {
    position: relative;
    z-index: 1;
    background: var(--bg-light);
}

/* Page Header */
.page-header {
    padding: 16px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--primary-color);
}

.page-header .header-logo {
    height: 40px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.page-header .header-logo img {
    width: 150px;
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.page-header nav {
    display: flex;
    gap: 24px;
    align-items: center;
}

.page-header nav a {
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: opacity 0.2s ease;
}

.page-header nav a:hover {
    opacity: 0.7;
}

/* About Section */
.about-section {
    flex: 1;
    background: var(--bg-light);
    padding: 80px 40px;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 80px;
}

.about-title-col {
    flex-shrink: 0;
    width: 250px;
    position: sticky;
    top: 80px;
    align-self: flex-start;
}

.about-title-col h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.about-content-col {
    flex: 1;
}

.about-content-col h3 {
    font-size: 24px;
    font-weight: 600;
    color: #b8860b;
    margin-bottom: 24px;
    margin-top: 48px;
}

.about-content-col h3:first-child {
    margin-top: 0;
}

.about-content-col p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-column--logo {
    display: flex;
    align-items: flex-start;
    padding-top: 4px;
}

.footer-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer-column__title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 16px;
}

.footer-column__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column__list li {
    margin-bottom: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-column__list a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-column__list a:hover {
    color: #fff;
}

.footer-safety-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-safety {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-safety__img {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    object-fit: contain;
}

.footer-safety span {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    padding-top: 24px;
}

.footer-bottom__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.footer-bottom__copyright {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom__cnpj {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 768px) {
    .about-container {
        flex-direction: column;
        gap: 32px;
    }

    .about-title-col {
        width: 100%;
        position: static;
    }

    .about-section {
        padding: 48px 20px;
    }

    .page-header {
        padding: 16px 20px;
    }

    .page-header .header-logo img {
        width: 150px;
    }

    .footer {
        padding: 32px 0 20px;
    }

    .footer-container {
        padding: 0 20px;
    }

    .footer-wrapper {
        flex-direction: column;
        align-items: center;
        gap: 32px;
    }

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

    .footer-safety-row {
        flex-direction: column;
        gap: 20px;
        padding: 20px 0;
    }

    .footer-safety__img {
        width: 36px;
        height: 36px;
    }

    .footer-safety span {
        font-size: 13px;
    }

    .footer-bottom__row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 8px;
    }
}