/* ===============================================================================
   1. VARIÁVEIS (DESIGN SYSTEM)
===============================================================================
*/
:root {
    /* Cores Principais */
    --color-primary: #12B886;          /* Verde principal */
    --color-primary-dark: #0f996f;     /* Verde mais escuro para hover */
    --color-primary-light: #d3f9e8;    /* Fundo verde bem claro */
    
    /* Cores Neutras */
    --color-dark: #1e293b;             /* Texto principal (quase preto) */
    --color-gray: #475569;             /* Texto secundário */
    --color-light-gray: #f1f5f9;       /* Fundos alternativos */
    --color-white: #ffffff;
    --color-border: #e2e8f0;

    /* Cores de Acento */
    --color-accent-bg: linear-gradient(135deg, #064e3b 0%, #12B886 100%);
    
    /* Tipografia */
    --font-main: 'Poppins', sans-serif;
    --text-xs: 1.2rem;
    --text-sm: 1.4rem;
    --text-base: 1.6rem;   /* 16px */
    --text-lg: 1.8rem;
    --text-xl: 2.4rem;
    --text-2xl: 3.2rem;
    --text-3xl: 4.2rem;

    /* Espaçamento */
    --spacing-sm: 0.8rem;
    --spacing-md: 1.6rem;
    --spacing-lg: 3.2rem;
    --spacing-xl: 6.4rem;

    /* Efeitos */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --radius-sm: 0.4rem;
    --radius-md: 0.8rem;
    --radius-lg: 1.6rem;
    --radius-full: 9999px;

    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ===============================================================================
   2. RESET & BASE
===============================================================================
*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%; /* 1rem = 10px (Facilita cálculos) */
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: var(--text-base);
    color: var(--color-dark);
    background-color: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* Utilitários */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

/* ===============================================================================
   3. CABEÇALHO (HEADER)
===============================================================================
*/
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.header.header-scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    padding: 0.5rem 0; /* Diminui um pouco ao rolar */
}

.header-inner {
    height: 8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    font-size: 2rem;
    color: var(--color-primary-dark);
}

/* Navegação Desktop */
.navbar {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-link {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-gray);
    position: relative;
}

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

/* Efeito sublinhado animado no menu */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-primary);
    transition: width var(--transition-fast);
}

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

.nav-btn-destaque {
    padding: 1rem 2rem;
    background-color: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.4rem;
    transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.nav-btn-destaque:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    color: #fff;
}

/* Menu Mobile Hamburguer */
.menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 1rem;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    transition: all 0.3s ease;
}

/* Menu Mobile Gaveta */
.menu-mobile {
    position: fixed;
    top: 8rem; /* Abaixo do header */
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transform: translateY(-150%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.menu-mobile.ativo {
    transform: translateY(0);
    opacity: 1;
}

.mobile-link {
    font-size: 1.8rem;
    font-weight: 500;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-light-gray);
}

.mobile-cta {
    text-align: center;
    background: var(--color-primary);
    color: white;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    font-weight: bold;
    margin-top: 1rem;
}

/* ===============================================================================
   4. SEÇÃO HERO
===============================================================================
*/
.hero {
    margin-top: 8rem; /* Compensa o header fixo */
    padding: 6rem 0;
    background: radial-gradient(circle at top left, var(--color-primary-light) 0%, transparent 60%);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 4rem;
}

.badge-destaque {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: rgba(18, 184, 134, 0.1);
    color: var(--color-primary-dark);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.3rem;
    margin-bottom: 2rem;
}

.hero-titulo {
    font-size: var(--text-3xl);
    line-height: 1.2;
    color: var(--color-dark);
    margin-bottom: 2rem;
}

.hero-descricao {
    font-size: 1.8rem;
    color: var(--color-gray);
    margin-bottom: 3rem;
    max-width: 550px;
}

.hero-botoes {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.stat-item strong {
    display: block;
    font-size: 2rem;
    color: var(--color-primary);
}

.stat-item span {
    font-size: 1.3rem;
    color: var(--color-gray);
}

/* Card da Foto */
.hero-card-foto {
    position: relative;
    z-index: 1;
}

.hero-card-foto img {
    border-radius: 2rem;
    box-shadow: var(--shadow-hover);
    transform: rotate(2deg);
    transition: transform var(--transition-slow);
}

.hero-card-foto:hover img {
    transform: rotate(0deg) scale(1.02);
}

.card-floating-badge {
    position: absolute;
    bottom: 30px;
    right: -20px;
    background: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-weight: 600;
    color: var(--color-dark);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

/* ===============================================================================
   5. COMPONENTES DE BOTÃO
===============================================================================
*/
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 2.8rem;
    font-size: 1.6rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(18, 184, 134, 0.39);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(18, 184, 134, 0.23);
}

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

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

/* ===============================================================================
   6. SEÇÃO SOBRE & SERVIÇOS
===============================================================================
*/
.secao {
    padding: 8rem 0;
}

.secao-titulo {
    font-size: var(--text-2xl);
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.divisor-titulo {
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    margin-bottom: 2rem;
    border-radius: var(--radius-full);
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
}

.lista-check li {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 1.2rem;
    color: var(--color-gray);
    font-weight: 500;
}

.lista-check li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.8rem;
}

/* Grid de Serviços */
.secao-header.center-text {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem;
}

.grid-servicos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.card-servico {
    background: white;
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card-servico:hover {
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.icon-box {
    width: 60px;
    height: 60px;
    background-color: var(--color-primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.icon-box img {
    width: 30px;
}

.card-servico h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.card-servico p {
    color: var(--color-gray);
    font-size: 1.4rem;
    margin-bottom: 2rem;
}

.link-seta {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.4rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.link-seta:hover {
    gap: 1rem; /* Efeito de mover a seta */
}

/* ===============================================================================
   7. SEÇÃO AGENDAMENTO (Call to Action)
===============================================================================
*/
.bg-accent {
    background: var(--color-accent-bg);
    color: white;
    text-align: center;
}

.titulo-claro {
    color: white;
    font-size: var(--text-2xl);
    margin-bottom: 1.5rem;
}

.texto-claro {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.8rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.info-agendamento {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.info-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
}

.btn-whatsapp-large {
    background-color: #25D366;
    color: white;
    font-size: 1.8rem;
    padding: 1.5rem 4rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s;
    text-decoration: none;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-whatsapp-large:hover {
    background-color: #1ebe57;
    transform: scale(1.05);
}

/* ===============================================================================
   8. RODAPÉ E BOTÃO FLUTUANTE
===============================================================================
*/
.footer {
    background-color: var(--color-dark);
    color: #cbd5e1;
    padding: 6rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-coluna h3 {
    color: white;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.footer-links li, .footer-contato-lista li {
    margin-bottom: 1rem;
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 5px; /* Efeito hover sutil */
    transition: padding 0.2s;
}

.redes-sociais {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.redes-sociais img {
    width: 24px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.redes-sociais a:hover img {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    font-size: 1.2rem;
    opacity: 0.6;
}

/* Botão Flutuante */
.btn-whats-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 2000;
    transition: transform 0.3s;
    animation: pulse 2s infinite;
}

.btn-whats-float img {
    width: 35px;
    height: 35px;
}

.btn-whats-float:hover {
    transform: scale(1.1);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ===============================================================================
   9. ANIMAÇÕES GERAIS (FADE + SLIDE)
===============================================================================
*/
/* Classe inicial (invisível) */
.scroll-anim {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    will-change: opacity, transform; /* Otimização de renderização */
}

/* Classe final (visível) */
.scroll-anim-show {
    opacity: 1;
    transform: translateY(0);
}

/* Delay para grids (Efeito cascata manual para CSS puro se JS falhar) */
.grid-servicos .card-servico:nth-child(2) { transition-delay: 0.1s; }
.grid-servicos .card-servico:nth-child(3) { transition-delay: 0.2s; }
.grid-servicos .card-servico:nth-child(4) { transition-delay: 0.3s; }

/* ===============================================================================
   10. MEDIA QUERIES (RESPONSIVIDADE)
===============================================================================
*/

/* Tablets (até 992px) */
@media (max-width: 992px) {
    html { font-size: 58%; } /* Reduz levemente a fonte geral */
    
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-botoes { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-card-foto { max-width: 400px; margin: 0 auto; }
    .card-floating-badge { right: 0; }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

/* Celulares (até 768px) */
@media (max-width: 768px) {
    .navbar { display: none; } /* Esconde menu desktop */
    .menu-btn { display: flex; } /* Mostra hamburguer */
    
    .hero-titulo { font-size: 2.8rem; }
    
    .sobre-grid { grid-template-columns: 1fr; }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .redes-sociais { justify-content: center; }
    
    .btn-whats-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .btn-whats-float img { width: 28px; height: 28px; }
}

/* Celulares Pequenos (até 480px) */
@media (max-width: 480px) {
    .hero-botoes {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .info-agendamento {
        flex-direction: column;
        gap: 1.5rem;
    }
}