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

:root {
    --primary: hsl(0, 0%, 9%);
    --primary-foreground: hsl(0, 0%, 98%);
    --secondary: hsl(0, 0%, 96.1%);
    --secondary-foreground: hsl(0, 0%, 9%);
    --muted: hsl(0, 0%, 96.1%);
    --muted-foreground: hsl(0, 0%, 45.1%);
    --background: hsl(0, 0%, 100%);
    --foreground: hsl(0, 0%, 3.9%);
    --border: hsl(0, 0%, 89.8%);
    --accent: #4F46E5;
    --accent-secondary: #7C3AED;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--foreground);
    background: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header/Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    height: 64px;
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.navbar-logo {
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--primary);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0.25rem;
}

.nav-menu li a {
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(0, 0, 0, 0.7);
    transition: all 0.2s;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--primary);
    background: rgba(0, 0, 0, 0.05);
}

.nav-menu li a.active {
    background: rgba(0, 0, 0, 0.1);
}

/* Language Selector */
.language-selector {
    position: relative;
    margin-left: 0.5rem;
}

.language-btn {
    padding: 0.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: transform 0.2s;
}

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

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    min-width: 150px;
    display: none;
    z-index: 9999;
}

.language-dropdown.show {
    display: block;
}

.language-dropdown a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--foreground);
    transition: background 0.2s;
}

.language-dropdown a:hover {
    background: var(--secondary);
}

.language-dropdown a span {
    margin-right: 0.5rem;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.mobile-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 75%;
    max-width: 300px;
    height: 100%;
    background: white;
    padding: 1rem;
    box-shadow: -4px 0 6px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
}

.mobile-menu.show {
    display: block;
}

.mobile-nav-menu {
    list-style: none;
}

.mobile-nav-menu li {
    margin-bottom: 0.25rem;
}

.mobile-nav-menu li a {
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    text-decoration: none;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 500;
    transition: all 0.2s;
}

.mobile-nav-menu li a:hover,
.mobile-nav-menu li a.active {
    background: rgba(0, 0, 0, 0.05);
    color: var(--primary);
}

/* Main Content */
main {
    margin-top: 64px;
    min-height: calc(100vh - 64px - 200px);
}

/* Footer */
footer {
    background: rgba(249, 250, 251, 0.5);
    border-top: 1px solid var(--border);
    padding: 1.25rem 0;
    margin-top: 2.5rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    max-width: 80rem;
    margin: 0 auto;
}

.footer-logo {
    font-weight: 700;
    font-size: 1.125rem;
    text-decoration: none;
    color: var(--foreground);
    transition: color 0.2s;
}

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

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

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: rgba(0, 0, 0, 0.6);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.footer-copyright {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(229, 231, 235, 0.7);
    text-align: center;
}

.footer-copyright p {
    color: rgba(0, 0, 0, 0.4);
    font-size: 0.75rem;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: var(--primary-foreground);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background: rgba(0, 0, 0, 0.8);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--secondary);
}

/* Card */
.card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    overflow: hidden;
    transition: box-shadow 0.3s;
}

.card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card-content {
    padding: 1.5rem;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 9999px;
    background: var(--secondary);
    color: var(--secondary-foreground);
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background: rgba(0, 0, 0, 0.02);
    transition: all 0.2s;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .footer-content {
        padding: 0 1rem;
    }
}

/* Utilities */
.text-center {
    text-align: center;
}

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

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }

.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }

.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }

.px-4 { padding-left: 1rem; padding-right: 1rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (min-width: 768px) {
    .md\\:flex-row { flex-direction: row; }
    .md\\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .md\\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.w-full { width: 100%; }
.max-w-4xl { max-width: 56rem; }
.max-w-6xl { max-width: 72rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-full { border-radius: 9999px; }

.shadow { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1); }
.shadow-lg { box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1); }
.shadow-xl { box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1); }

.overflow-hidden { overflow: hidden; }

.transition { transition: all 0.2s; }

.cursor-pointer { cursor: pointer; }

.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.uppercase { text-transform: uppercase; }

.text-primary { color: var(--primary); }
.text-muted { color: var(--muted-foreground); }

.bg-primary { background-color: var(--primary); }
.bg-secondary { background-color: var(--secondary); }
.bg-muted { background-color: var(--muted); }

.border { border: 1px solid var(--border); }
.border-b { border-bottom: 1px solid var(--border); }
.border-t { border-top: 1px solid var(--border); }