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

:root {
    /* Cores principais baseadas nas preferências do briefing */
    --primary-color: #8B7355; /* Tom terroso/marrom */
    --secondary-color: #A0956B; /* Tom terroso mais claro */
    --accent-color: #D4C4A8; /* Tom pastel neutro */
    --text-dark: #2C2C2C;
    --text-light: #666666;
    --text-muted: #999999;
    --background-light: #FAFAFA;
    --background-white: #FFFFFF;
    --border-color: #E5E5E5;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.05);
    
    /* Tipografia */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-white);
    font-size: var(--font-size-base);
}

/* Utilitários */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 8px 16px;
    font-size: var(--font-size-sm);
}

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

.btn-full {
    width: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-light);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 var(--spacing-2xl);
    background: linear-gradient(135deg, var(--background-light) 0%, var(--background-white) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.crp-number {
    color: var(--secondary-color);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

/* About Section */
.about {
    padding: var(--spacing-2xl) 0;
    background: var(--background-white);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.about-text p {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-light);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-image {
    display: flex;
    justify-content: center;
}

.about-img {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

/* Approach Section */
.approach {
    padding: var(--spacing-2xl) 0;
    background: var(--background-light);
}

.approach-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--secondary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.approach-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--background-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(139, 115, 85, 0.2);
    transform: perspective(1000px) rotateX(5deg);
    border: 1px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.approach-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.approach-content p {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-light);
    text-align: center;
}

/* Specialties Section */
.specialties {
    padding: var(--spacing-2xl) 0;
    background: var(--background-white);
}

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.specialty-card {
    background: var(--background-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.specialty-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.specialty-icon i {
    font-size: var(--font-size-xl);
    color: white;
}

.specialty-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
}

/* Service Info Section */
.service-info {
    padding: var(--spacing-2xl) 0;
    background: var(--background-light);
}

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.service-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.service-item {
    margin-bottom: var(--spacing-lg);
}

.service-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.service-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Appointment Section */
.appointment {
    padding: var(--spacing-2xl) 0;
    background: var(--background-white);
}

.appointment-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.appointment-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.appointment-form {
    background: var(--background-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-light);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: var(--background-light);
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--background-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-light);
}

.contact-item i {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    min-width: 40px;
}

.contact-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    color: var(--text-light);
    line-height: 1.5;
}

.contact-number {
    color: var(--text-dark);
}

/* Footer */
.footer {
    background: var(--background-light);
    color: var(--text-dark);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.footer-logo-img {
    height: 80px;
    width: auto;
    margin-bottom: var(--spacing-sm);
}

.footer-logo p {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.footer-social h3 {
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    font-size: var(--font-size-xl);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.social-link:hover {
    transform: translateY(-3px);
    background: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: var(--spacing-md);
    text-align: center;
    color: var(--text-light);
}

.footer-credits {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.footer-credits a {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-credits a:hover {
    text-decoration: underline;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    color: white;
    text-decoration: none;
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
}

/* Responsividade */
@media (max-width: 1024px) {
    .hero-container,
    .about-content,
    .service-content,
    .appointment-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-image,
    .about-image {
        order: -1;
    }
    
    .hero-image::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(139, 115, 85, 0.6); /* Dourado semi-transparente */
        border-radius: var(--radius-xl);
        z-index: 1;
    }
    
    .hero-content {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        z-index: 2;
        width: 90%;
        text-align: center;
        color: white;
    }
    
    .hero-title, .hero-subtitle {
        color: white;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }
    
    .hero-description {
        color: #f5f5f5;
        text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: var(--spacing-lg) 0;
    }

    .nav-menu.active {
        left: 0;
    }
    
    .nav-container {
        justify-content: center;
        position: relative;
    }
    
    .nav-logo {
        margin: 0 auto;
    }
    
    .hamburger {
        display: flex;
        position: absolute;
        left: var(--spacing-sm);
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero {
        padding: 80px 0 var(--spacing-lg);
    }
    
    .hero-container {
        position: relative;
        min-height: 500px;
    }
    
    .hero-image {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
    }
    
    .hero-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        max-width: none;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 80%;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .specialties-grid {
        grid-template-columns: 1fr;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .appointment-form {
        padding: var(--spacing-lg);
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
        --font-size-2xl: 1.25rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .hero {
        padding: 100px 0 var(--spacing-lg);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-btn {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-xl);
    }
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.about-content,
.specialty-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Estados de foco para acessibilidade */
button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading states */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-group input:invalid {
    border-color: #dc3545;
}

.form-group input:valid {
    border-color: #28a745;
}