/* ============================================
   VARIÁVEIS E ESTILOS GLOBAIS
   ============================================ */

:root {
    --primary-color: #003366;
    --secondary-color: #CC9900;
    --light-bg: #f0f4f8;
    --white: #ffffff;
    --text-dark: #1a1a1a;
    --text-light: #555555;
    --border-color: #e0e0e0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Arial', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

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

/* ============================================
   HEADER E NAVEGAÇÃO
   ============================================ */

.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo-section {
    flex: 0 0 auto;
}

.logo {
    height: 50px;
    width: auto;
    display: block;
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 14px;
}

.nav-link:hover {
    color: var(--primary-color);
}

.cta-btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.cta-btn:hover {
    background-color: #002244;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, #ebf8ff 0%, #bee3f8 100%);
    padding: 80px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    margin: 20px 0;
    color: var(--text-dark);
}

.hero-content .highlight {
    color: var(--primary-color);
    font-weight: bold;
}

.hero-content p {
    font-size: 18px;
    color: var(--text-light);
    max-width: 700px;
    margin: 20px auto;
}

.badge {
    display: inline-block;
    background-color: #e3f2fd;
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    margin-bottom: 20px;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 40px;
    flex-wrap: wrap;
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #002244;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-light {
    background-color: var(--white);
    color: var(--primary-color);
}

.btn-light:hover {
    background-color: var(--light-bg);
}

/* ============================================
   SEÇÕES
   ============================================ */

section {
    padding: 60px 0;
}

.section-white {
    background-color: var(--white);
}

.section-light {
    background-color: var(--light-bg);
}

.section-gradient {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1a5a96 100%);
    color: var(--white);
}

.section-gradient-dark {
    background: linear-gradient(135deg, var(--primary-color) 0%, #002244 100%);
    color: var(--white);
    text-align: center;
}

.section-gradient-dark h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.section-gradient-dark p {
    font-size: 18px;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

section h2 {
    font-size: 36px;
    margin-bottom: 15px;
    color: var(--text-dark);
    text-align: center;
}

.section-gradient h2,
.section-gradient-dark h2 {
    color: var(--white);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 40px;
}

.section-gradient .section-subtitle,
.section-gradient-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   GRIDS
   ============================================ */

.challenges-grid,
.solutions-grid,
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.benefits-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ============================================
   CARDS
   ============================================ */

.challenge-card,
.solution-card,
.benefit-item {
    padding: 30px;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
}

.section-gradient .solution-card {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.challenge-card:hover,
.solution-card:hover,
.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.challenge-icon,
.solution-icon,
.benefit-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.section-gradient .solution-icon {
    color: var(--secondary-color);
}

.challenge-card h3,
.solution-card h3,
.benefit-item h3 {
    font-size: 18px;
    margin: 15px 0 10px;
    color: var(--text-dark);
}

.section-gradient .solution-card h3 {
    color: var(--white);
}

.challenge-card p,
.solution-card p,
.benefit-item p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.section-gradient .solution-card p {
    color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about-content {
    max-width: 800px;
    margin: 40px auto;
    text-align: left;
}

.about-content h3 {
    font-size: 20px;
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.about-content p {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.8;
}

.values-list {
    list-style: none;
    margin-top: 20px;
}

.values-list li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

.values-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 18px;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 24px;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 5px;
}

.contact-item h3 {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.contact-item p {
    font-size: 15px;
    color: var(--text-light);
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--secondary-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: 'Arial', sans-serif;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.1);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h4 {
    font-size: 16px;
    margin-bottom: 15px;
    font-weight: bold;
}

.footer-section p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}

.footer-section a:hover {
    color: var(--secondary-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--secondary-color);
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    .nav {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        text-align: center;
    }

    .nav-link {
        display: block;
        padding: 10px 0;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .hero-content p {
        font-size: 16px;
    }

    section h2 {
        font-size: 28px;
    }

    .challenges-grid,
    .solutions-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    section {
        padding: 40px 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0;
    }

    .hero-content h1 {
        font-size: 24px;
    }

    .hero-content p {
        font-size: 14px;
    }

    section h2 {
        font-size: 22px;
    }

    .section-subtitle {
        font-size: 14px;
    }

    .challenge-card,
    .solution-card,
    .benefit-item {
        padding: 20px;
    }

    .contact-item {
        gap: 15px;
    }

    .contact-item i {
        font-size: 20px;
    }

    .nav {
        gap: 10px;
    }

    .nav-link {
        font-size: 12px;
    }
}