:root {
    --primary-color: #0056b3;
    --secondary-color: #00a8ff;
    --accent-color: #2ecc71;
    --dark-color: #1a1a1a;
    --light-color: #f8f9fa;
    --gray-color: #6c757d;
    --white: #ffffff;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--light-color);
    color: var(--dark-color);
    line-height: 1.6;
}

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

/* Header & Navigation */
header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    white-space: nowrap;
}

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

.nav-auth {
    display: flex;
    gap: 15px;
    align-items: center;
}

/* Ocultar botões mobile no desktop */
.nav-auth-mobile {
    display: none;
}

/* Buttons */
.btn {
    padding: 10px 22px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    display: inline-block;
    border: none;
    font-size: 0.9rem;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: #004494;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 86, 179, 0.3);
}

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

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

/* Menu Hambúrguer */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}

.menu-toggle span {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* Responsividade Global */
@media (max-width: 1100px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 40px;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
        transition: 0.4s ease-in-out;
        z-index: 1000;
        gap: 30px;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
    }

    .nav-auth {
        display: none;
    }

    .nav-auth-mobile {
        display: flex;
        flex-direction: column;
        gap: 15px;
        margin-top: 20px;
        width: 100%;
    }

    .nav-auth-mobile .btn {
        width: 100%;
    }
}

/* Estilos Adicionais para Botões Flutuantes e Chat */
.contact-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 999;
}

.contact-float-item {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

.contact-float-label {
    background: #fff;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    opacity: 0;
    transform: translateX(10px);
    transition: 0.3s;
    pointer-events: none;
}

.contact-float-item:hover .contact-float-label {
    opacity: 1;
    transform: translateX(0);
}

.contact-float-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    border: none;
    cursor: pointer;
    transition: 0.3s;
    text-decoration: none;
}

.contact-float-btn.whatsapp { background: #25d366; }
.contact-float-btn.chat { background: #007bff; }
.contact-float-btn:hover { transform: scale(1.1); }

.chat-widget {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 350px;
    height: 500px;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1000;
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
    transition: 0.3s;
}

.chat-widget.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.chat-header {
    background: #007bff;
    color: #fff;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-header-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.chat-header-info h4 { margin: 0; font-size: 1rem; }
.chat-header-info span { font-size: 0.8rem; opacity: 0.8; }

.chat-close {
    margin-left: auto;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-msg { display: flex; }
.chat-msg.user { justify-content: flex-end; }
.chat-bubble {
    max-width: 80%;
    padding: 10px 15px;
    border-radius: 15px;
    font-size: 0.9rem;
}

.chat-msg.bot .chat-bubble { background: #f0f2f5; color: #333; border-bottom-left-radius: 2px; }
.chat-msg.user .chat-bubble { background: #007bff; color: #fff; border-bottom-right-radius: 2px; }

.chat-input-area {
    padding: 15px;
    border-top: 1px solid #eee;
    display: flex;
    gap: 10px;
}

.chat-input {
    flex: 1;
    border: 1px solid #ddd;
    padding: 10px 15px;
    border-radius: 25px;
    outline: none;
}

.chat-send {
    background: #007bff;
    color: #fff;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
}

/* Dashboard Sidebar */
.sidebar {
    width: 250px;
    background: var(--white);
    height: calc(100vh - 70px);
    position: fixed;
    box-shadow: 2px 0 5px rgba(0,0,0,0.05);
}

.sidebar-link {
    display: block;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    border-bottom: 1px solid #f4f4f4;
    transition: var(--transition);
}

.sidebar-link:hover, .sidebar-link.active {
    background: var(--primary-color);
    color: #fff;
}

/* Admin Dashboard Custom Layout (Fixed Sidebar) */
.admin-sidebar {
    width: 250px;
    background: #2c3e50;
    color: #ecf0f1;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.admin-main {
    flex: 1;
    margin-left: 250px;
    padding: 40px;
    width: calc(100% - 250px);
}

@media (max-width: 768px) {
    .admin-sidebar { width: 100%; height: auto; position: relative; }
    .admin-main { margin-left: 0; width: 100%; padding: 20px; }
}

/* Forms */
.form-container {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: #444;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

/* Footer */
footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 40px 0 20px;
    margin-top: 80px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
}

/* Main Content */
main {
    min-height: calc(100vh - 200px);
    overflow-x: hidden;
}

section {
    padding: 60px 0;
}

section h2 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 30px;
}

section p {
    color: var(--gray-color);
    line-height: 1.8;
}

/* Correção de Transbordamento Global */
html, body {
    overflow-x: hidden;
    width: 100%;
    position: relative;
}