/* Variáveis de Cores - Paleta Odontológica Moderna */
:root {
    --primary: #00b4d8; /* Azul Vibrante */
    --secondary: #0077b6; /* Azul Profundo */
    --accent: #caf0f8; /* Azul Muito Claro */
    --text: #333333;
    --white: #ffffff;
    --bg-blue: #023e8a;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--secondary);
}

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

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

ul { list-style: none; }

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

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

.section { padding: 80px 0; }
.bg-blue { background-color: var(--bg-blue); }
.text-center { text-align: center; }
.mb-50 { margin-bottom: 50px; }

.subtitle {
    display: block;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 10px;
}

/* Botões */
.btn {
    display: inline-block;
    background-color: var(--primary);
    color: var(--white);
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 180, 216, 0.3);
}

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

.btn-outline {
    display: inline-block;
    padding: 10px 25px;
    border: 2px solid var(--primary);
    color: var(--primary);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
}

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

.btn-full { width: 100%; }

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--secondary);
}

.logo span { color: var(--primary); }

.nav-links { display: flex; }
.nav-links li { margin-left: 30px; }
.nav-links a {
    font-size: 0.95rem;
    font-weight: 600;
}

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

/* Hero */
.hero {
    height: 100vh;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-content { width: 100%; }
.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--secondary);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 35px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    color: #444;
}

/* Grids */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.feature-item strong { display: block; color: var(--primary); font-size: 1.1rem; margin-bottom: 5px; }

/* Odonto Cards */
.odonto-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.odonto-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.card-icon { font-size: 2.5rem; margin-bottom: 20px; }
.odonto-card h3 { margin-bottom: 15px; font-size: 1.3rem; }
.odonto-card p { font-size: 0.9rem; margin-bottom: 25px; color: #666; }

/* Formulário */
.odonto-form input, 
.odonto-form select, 
.odonto-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    background: #fcfcfc;
    font-family: inherit;
    outline: none;
}

.odonto-form input:focus { border-color: var(--primary); }

/* Footer */
footer {
    background: #001233;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #002855;
    padding-bottom: 30px;
    margin-bottom: 20px;
}

.footer-links a { margin-left: 20px; font-size: 0.9rem; color: #caf0f8; }

.copyright { font-size: 0.8rem; color: #90e0ef; }

/* Mobile Menu Icon */
.mobile-menu-icon { display: none; cursor: pointer; }
.mobile-menu-icon div {
    width: 25px;
    height: 3px;
    background-color: var(--primary);
    margin: 6px;
    transition: var(--transition);
}

/* Responsividade */
@media (max-width: 992px) {
    .hero-content h1 { font-size: 2.8rem; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: 0;
        top: 0;
        height: 100vh;
        width: 70%;
        background: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transform: translateX(100%);
        transition: transform 0.5s ease;
    }

    .nav-links li { margin: 20px 0; }
    .mobile-menu-icon { display: block; }
    .nav-active { transform: translateX(0); }
    .footer-grid { flex-direction: column; text-align: center; }
    .footer-links { margin-top: 20px; }
}