/* ===== VARIÁVEIS ===== */
:root {
    --primary: #1A4B8C;       /* Azul Royal */
    --secondary: #D4AF37;     /* Dourado */
    --light: #F8F9FA;
    --dark: #212529;
    --overlay: rgba(0, 0, 0, 0.6);
    --transition: all 0.3s ease;
}

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

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

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HEADER ===== */
.header-transparent {
    position: fixed; /* Alterado de absolute para fixed */
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s ease;
    background-color: rgba(26, 75, 140, 0.9); /* Azul semi-transparente */
}

.header-transparent.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
}

.logo-wrapper {
    text-align: center;
}

.logo {
    font-size: 2.8rem;
    color: var(--light);
    letter-spacing: 1px;
    transition: var(--transition);
}

.header-transparent.scrolled .logo {
    color: var(--primary);
}

.logo-subtitle {
    font-size: 1rem;
    color: var(--light);
    margin-top: -8px;
    font-weight: 300;
    letter-spacing: 3px;
    transition: var(--transition);
}

.header-transparent.scrolled .logo-subtitle {
    color: var(--dark);
}

.main-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-top: 20px;
}

.nav-link {
    margin: 0 15px;
    color: var(--light);
    font-weight: 300;
    letter-spacing: 1px;
    transition: var(--transition);
}

.header-transparent.scrolled .nav-link {
    color: var(--dark);
}

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

.nav-btn {
    background-color: var(--secondary);
    color: var(--dark) !important;
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* ===== HERO SLIDER ===== */
.hero-slider {
    position: relative;
    height: 70vh;
    min-height: 500px; /* Altura mínima */
    margin-top: 70px; /* Compensa o header fixo */
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.slide.active {
    opacity: 1;
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay);
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--light);
    width: 90%;
    max-width: 800px;
    z-index: 2;
}

.slide-content h2 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.slide-content p {
    font-size: 1.5rem;
    margin-bottom: 30px;
    font-weight: 300;
}

.btn-primary {
    display: inline-block;
    background-color: var(--secondary);
    color: var(--dark);
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.slider-controls {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    z-index: 10;
}

.control {
    background: transparent;
    border: none;
    color: var(--light);
    font-size: 2rem;
    cursor: pointer;
    padding: 0 15px;
    opacity: 0.7;
    transition: var(--transition);
}

.control:hover {
    opacity: 1;
}

.dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--secondary);
}

/* ===== FEATURED SECTIONS ===== */
.featured-sections {
    padding: 80px 0;
    background-color: var(--light);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.divider {
    width: 80px;
    height: 3px;
    background: var(--secondary);
    margin: 20px auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    padding: 0 20px;
}

.feature-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: center;
    padding: 40px 25px;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), #2a5b9e);
    border-radius: 50%;
}

.feature-icon {
    width: 40px;
    height: 40px;
    filter: brightness(0) invert(1);
}

.feature-card h3 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.feature-card p {
    color: #666;
    font-size: 0.95rem;
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--primary);
    color: var(--light);
    padding: 30px 0;
    text-align: center;
}

footer p {
    font-weight: 300;
    letter-spacing: 1px;
}

/* ===== RESPONSIVO ===== */
@media (max-width: 768px) {
    .logo {
        font-size: 2rem;
    }
    
    .logo-subtitle {
        font-size: 0.8rem;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
    }
    
    .nav-link, .nav-btn {
        margin: 5px 10px;
        font-size: 0.9rem;
    }
    
    .slide-content h2 {
        font-size: 2rem;
    }
    
    .slide-content p {
        font-size: 1.1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
}