:root {
    --color-dark: #1a1a1a;
    --color-gold: #d4af37;
    --color-white: #ffffff;
    --color-light-gray: #f5f5f5;
    --color-text: #333333;
    --color-text-light: #666666;
    
    --font-primary: 'Roboto', 'Inter', 'Lato', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    --container-padding: 1.5rem;
    --section-padding: 4rem 0;
    
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-white);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-gold);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding);
}

header {
    background-color: rgba(26, 26, 26, 0.95);
    color: var(--color-white);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--container-padding);
    min-height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gold);
}

nav ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

nav ul li a {
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: background-color 0.3s ease, color 0.3s ease;
}

nav ul li a:hover {
    background-color: rgba(212, 175, 55, 0.1);
    color: var(--color-gold);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 1.5rem;
    cursor: pointer;
}

.video-hero {
    position: relative;
    height: 100vh;
    padding: var(--spacing-xxl) 0;
    background-image: url('assets/bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    display: flex;
    align-items: center;
}

.video-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(26, 26, 26, 0.7);
    z-index: 1;
}

.video-hero .container {
    position: relative;
    z-index: 2;
    padding-top: 80px;
    max-width: 1400px;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.video-hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}


.video-hero-text {
    color: var(--color-white);
}

.video-hero-text h1 {
    color: var(--color-white);
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.video-hero-text p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.video-hero-text p:first-child {
    font-size: 3.5rem;
    font-weight: 700;
}

.video-hero-video {
    position: relative;
}

.hero {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-light-gray) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text h1 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.hero-image {
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.hero-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
}

.highlight-card {
    background-color: var(--color-gold);
    border: 2px solid var(--color-gold);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--box-shadow);
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    background-color: #b8941f;
}

.highlight-card-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm) auto;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.highlight-card-icon svg {
    width: 100%;
    height: 100%;
}

.highlight-card h3 {
    color: var(--color-dark);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.highlight-card p {
    color: var(--color-text);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-gold);
    color: var(--color-dark);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #b8941f;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

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

.btn-secondary:hover {
    background-color: var(--color-gold);
    color: var(--color-dark);
}

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

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title h2 {
    color: var(--color-dark);
    position: relative;
    display: inline-block;
    padding-bottom: var(--spacing-sm);
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-gold);
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.area-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.area-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.area-card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-gold);
}

.area-card h3 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.area-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.services-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}


.service-list {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.service-list-title {
    color: var(--color-gold);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-gold);
}

.service-list ul {
    list-style: none;
}

.service-list ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text);
}

.service-list ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-weight: bold;
}

.diseases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.disease-card {
    background-color: var(--color-white);
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--box-shadow);
}

.disease-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--color-gold);
}

.disease-card-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm) auto;
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
}

.disease-card-icon svg {
    width: 100%;
    height: 100%;
}

.disease-card h3 {
    color: var(--color-dark);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.disease-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: 0;
    line-height: 1.5;
}

.exemption-section {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-top: var(--spacing-lg);
}

.exemption-section h3 {
    color: var(--color-gold);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.exemption-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
    list-style: none;
}

.exemption-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text);
}

.exemption-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-size: 1.5rem;
    line-height: 1;
}

footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--color-gold);
    margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section a {
    color: var(--color-white);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-light);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    /* Menu Mobile */
    .menu-toggle {
        display: block;
    }
    
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-dark);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--box-shadow);
    }
    
    nav ul.active {
        display: flex;
    }
    
    /* Video Hero Section Mobile */
    .video-hero {
        height: 100vh;
        padding: var(--spacing-lg) 0;
        background-attachment: scroll;
    }
    
    .video-hero .container {
        padding-top: 80px;
    }
    
    .video-hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .video-hero-text h1 {
        font-size: 2rem;
        text-align: center;
    }
    
    .video-hero-text p {
        text-align: center;
    }
    
    /* Hero Section Mobile */
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    /* Cards de Destaque Mobile */
    .hero-highlights {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        margin-top: var(--spacing-lg);
        padding-top: var(--spacing-lg);
    }
    
    .highlight-card {
        padding: var(--spacing-sm);
    }
    
    .highlight-card-icon {
        font-size: 2rem;
    }
    
    .highlight-card h3 {
        font-size: 1.1rem;
    }

    .services-container {
        gap: var(--spacing-md);
    }
    
    /* Tipografia Mobile */
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    /* Espaçamentos Mobile */
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    /* Grid Mobile */
    .areas-grid,
    .services-container,
    .diseases-grid {
        grid-template-columns: 1fr;
    }
    
    .exemption-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    /* Video Hero Section - Mobile pequeno */
    .video-hero {
        height: 100vh;
        min-height: 600px;
    }
    
    /* Cards de Destaque - Mobile pequeno */
    .hero-highlights {
        gap: var(--spacing-sm);
    }
    
    .highlight-card {
        padding: var(--spacing-sm);
    }
    
    .highlight-card-icon {
        font-size: 1.75rem;
    }
    
    .highlight-card h3 {
        font-size: 1rem;
    }
    
    .highlight-card p {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

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

.text-gold {
    color: var(--color-gold);
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }