/* --- Variáveis e Reset --- */
:root {
    --primary: #0052CC;
    --primary-hover: #0747A6;
    --secondary: #00B8D9;
    --accent: #36B37E;
    --text-dark: #172B4D;
    --text-light: #6B778C;
    --white: #ffffff;
    --bg-light: #F4F5F7;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

/* --- Header --- */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

header.scrolled {
    padding: 0.6rem 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* --- Hero Section --- */
.hero {
    padding: 180px 0 100px;
    background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.badge {
    background: #e6efff;
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: inline-block;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 1rem 2.2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    border: none;
    cursor: pointer;
}

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

.hero-image img {
    width: 100%;
    border-radius: 30px;
    box-shadow: 20px 20px 60px rgba(0,0,0,0.1);
}

/* --- Services --- */
.services { padding: 100px 0; }

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 { font-size: 2.5rem; margin-bottom: 1rem; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 3rem 2rem;
    background: var(--bg-light);
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    background: var(--primary);
    transform: translateY(-10px);
}

.service-card:hover * { color: white; }

.service-card i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

/* --- Chat FAQ --- */
.faq-chat { padding: 100px 0; background: var(--bg-light); }

.chat-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.chat-header {
    background: var(--primary);
    padding: 1.5rem 2rem;
    color: white;
}

.bot-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.bot-avatar {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.chat-window {
    height: 350px;
    padding: 2rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    max-width: 80%;
    padding: 1rem;
    border-radius: 15px;
}

.msg-bot { background: #eee; align-self: flex-start; }
.msg-user { background: var(--primary); color: white; align-self: flex-end; }

.chat-options {
    padding: 1.5rem;
    border-top: 1px solid #eee;
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.chat-btn {
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--primary);
    background: transparent;
    color: var(--primary);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

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

/* --- Footer & Floating --- */
.final-cta {
    padding: 100px 0;
    background: var(--primary);
    color: white;
    text-align: center;
}

.btn-whatsapp {
    background: #25D366;
    color: white;
    margin-top: 2rem;
}

footer {
    background: var(--text-dark);
    color: white;
    padding: 80px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.footer-bottom {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #333;
    color: #888;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.3);
    z-index: 1000;
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-image { order: -1; }
    .cta-group { justify-content: center; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
    }
    .nav-links.active { display: flex; }
}