/* ==========================================================================
   Variáveis CSS
   ========================================================================== */
:root {
    /* Paleta de Cores Sofisticada (Verde Profundo, Neutros e Off-white) */
    --color-primary: #1a4a38;        /* Verde profundo elegante */
    --color-primary-light: #2c6e55;
    --color-primary-dark: #113326;
    --color-accent: #c2a675;         /* Dourado/Areia discreto para destaque */
    --color-bg: #fdfbf7;             /* Off-white quente e acolhedor */
    --color-bg-light: #ffffff;
    --color-bg-alt: #f4f1ea;
    
    --color-text-main: #333333;
    --color-text-muted: #555555;
    --color-text-light: #ffffff;

    /* Tipografia */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

    /* Transições e Sombras */
    --transition-fast: 0.2s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
}

/* ==========================================================================
   Reset e Base
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-main);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-primary);
}

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

ul {
    list-style: none;
}

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

.section {
    padding: 80px 0;
}

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

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

/* ==========================================================================
   Tipografia e Títulos
   ========================================================================== */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
}

/* ==========================================================================
   Botões
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 500;
    font-family: var(--font-body);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
}

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

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

.btn-large {
    padding: 16px 36px;
    font-size: 1.1rem;
}

/* ==========================================================================
   Header e Navegação
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(253, 251, 247, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
    padding: 5px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    transition: var(--transition-normal);
}

.header.scrolled .header-container {
    height: 70px;
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-crm {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
}

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

.nav-list {
    display: flex;
    gap: 24px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-main);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-accent);
    transition: var(--transition-normal);
}

.nav-link:hover::after {
    width: 100%;
}

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

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--color-primary);
    transition: var(--transition-normal);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    padding-top: 120px;
    padding-bottom: 60px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-subtitle-top {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--color-primary);
}

.hero-description {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

.hero-doctor-info {
    margin-bottom: 30px;
    padding-left: 15px;
    border-left: 3px solid var(--color-accent);
}

.hero-doctor-info strong {
    color: var(--color-text-main);
    font-size: 1.1rem;
}

.hero-doctor-info span {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.hero-image-wrapper {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* Placeholders de Imagem (Mantido caso precise no futuro) */
.image-placeholder {
    background-color: #e2e8f0;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #64748b;
    text-align: center;
    padding: 20px;
    border: 2px dashed #cbd5e1;
}

.image-placeholder i {
    font-size: 3rem;
    margin-bottom: 15px;
    color: #94a3b8;
}

.image-placeholder span {
    font-size: 0.85rem;
}

/* TRATAMENTO DA IMAGEM HERO */
.hero-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: 20px;
    border: 8px solid var(--color-bg-light);
    box-shadow: var(--shadow-md);
    display: block;
}

/* ==========================================================================
   Como posso ajudar (Cards)
   ========================================================================== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.card {
    background-color: var(--color-bg);
    padding: 30px 20px;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid rgba(0,0,0,0.03);
}

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

.card-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.1rem;
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--color-text-main);
}

/* ==========================================================================
   Layout Split (Texto/Imagem lado a lado)
   ========================================================================== */
.split-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.split-container.reverse {
    flex-direction: row-reverse;
}

.split-image {
    flex: 1;
}

.split-content {
    flex: 1;
}

.split-content p {
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* TRATAMENTO DAS IMAGENS INTERNAS */
.square-image {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    display: block;
}

.portrait-image {
    width: 100%;
    max-width: 450px;
    height: auto;
    aspect-ratio: 3 / 4;
    margin: 0 auto;
    object-fit: cover;
    border-radius: 16px;
    border: 6px solid var(--color-bg-light);
    box-shadow: var(--shadow-md);
    display: block;
}

.tele-image {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    display: block;
}

.align-center {
    display: flex;
    justify-content: center;
}

.doctor-credentials {
    text-align: center;
    margin-top: 20px;
    color: var(--color-primary);
}

.doctor-credentials strong {
    display: block;
}

/* ==========================================================================
   Medicina Baseada em Evidências (Destaque)
   ========================================================================== */
.section-highlight {
    background-color: var(--color-primary);
    padding: 100px 0;
    text-align: center;
}

.highlight-container {
    max-width: 800px;
}

.text-white {
    color: #ffffff !important;
}

.text-large {
    font-size: 1.4rem;
    line-height: 1.8;
    font-weight: 300;
    opacity: 0.9;
}

.highlight-icon {
    font-size: 3rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

/* ==========================================================================
   Features Grid (Humanizado, Integral, Continuidade)
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.feature-box {
    background-color: var(--color-bg);
    padding: 40px;
    border-radius: 8px;
    border-top: 4px solid var(--color-primary-light);
}

.feature-box-full {
    grid-column: 1 / -1;
    text-align: center;
}

.feature-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.feature-box p {
    color: var(--color-text-muted);
    margin-bottom: 15px;
}

/* ==========================================================================
   Pilares (Minha forma de cuidar)
   ========================================================================== */
.pilars-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.pilar-card {
    background-color: var(--color-primary);
    color: #fff;
    padding: 40px 20px;
    text-align: center;
    border-radius: 8px;
    transition: var(--transition-normal);
}

.pilar-card:hover {
    transform: translateY(-5px);
    background-color: var(--color-primary-light);
}

.pilar-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-accent);
    opacity: 0.8;
    margin-bottom: 10px;
}

.pilar-title {
    color: #fff;
    font-size: 1.2rem;
    font-family: var(--font-body);
}

.pilar-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.pilar-text p {
    margin-bottom: 15px;
}

/* ==========================================================================
   Para quem é a consulta (Lista/Checklist)
   ========================================================================== */
.checklist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.checklist-grid li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background-color: var(--color-bg);
    padding: 20px;
    border-radius: 8px;
    border-left: 3px solid var(--color-accent);
}

.checklist-grid i {
    color: var(--color-primary);
    margin-top: 4px;
}

.checklist-grid span {
    color: var(--color-text-main);
    font-weight: 500;
}

/* ==========================================================================
   FAQ (Accordion)
   ========================================================================== */
.faq-container {
    max-width: 800px;
}

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

.accordion-item {
    background-color: var(--color-bg-light);
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 6px;
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: none;
    border: none;
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    text-align: left;
    cursor: pointer;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    background-color: var(--color-bg-alt);
}

.accordion-header i {
    transition: transform 0.3s ease;
    color: var(--color-accent);
}

.accordion-header[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    background-color: var(--color-bg-light);
}

.accordion-content p {
    padding: 0 20px 20px 20px;
    color: var(--color-text-muted);
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section {
    background-color: var(--color-bg-alt);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.cta-title {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

.cta-doctor-info {
    margin-bottom: 30px;
}
.cta-doctor-info strong {
    display: block;
    color: var(--color-primary);
    font-size: 1.1rem;
}
.cta-doctor-info span {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-text-light);
    padding-top: 60px;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 1.8rem;
    color: #fff;
    margin-bottom: 5px;
}

.footer-crm {
    color: var(--color-accent);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.footer-desc {
    opacity: 0.8;
    max-width: 300px;
}

.footer h4 {
    color: #fff;
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

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

.footer-links a {
    opacity: 0.8;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.footer-social 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%;
    color: #fff;
    font-size: 1.2rem;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--color-accent);
}

.footer-bottom {
    background-color: rgba(0,0,0,0.2);
    padding: 20px 0;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* ==========================================================================
   Media Queries (Responsividade)
   ========================================================================== */
@media (max-width: 992px) {
    .hero-title { font-size: 2.8rem; }
    .split-container, .split-container.reverse {
        flex-direction: column;
        gap: 40px;
    }
    .features-grid { grid-template-columns: 1fr; }
    .feature-box-full { grid-column: 1; }
    .pilars-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-container { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .section-title { font-size: 2rem; }
    
    /* Menu Mobile */
    .hamburger { display: block; z-index: 1001; }
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-bg-light);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
        transition: right 0.3s ease-in-out;
    }
    .nav.active { right: 0; }
    .nav-list {
        flex-direction: column;
        text-align: center;
        gap: 30px;
        margin-bottom: 30px;
    }
    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .hero-container {
        flex-direction: column;
        text-align: center;
    }
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero-doctor-info {
        border-left: none;
        padding-left: 0;
        text-align: center;
    }
    
    /* Correção da responsividade para celular */
    .hero-image { 
        height: auto; 
        max-width: 400px; 
        margin: 0 auto; 
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-desc { margin: 0 auto; }
}

@media (max-width: 480px) {
    .pilars-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.2rem; }
    .cta-title { font-size: 2rem; }
}

/* Acessibilidade - Foco visível */
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}