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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

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

/* Navbar */
.navbar {
    background: #2c3e50;
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h2 {
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-links a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.3s;
}

.nav-links a:hover {
    background: #34495e;
}

/* Auth Forms */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
}

.auth-form {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.auth-form h2 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

/* Dashboard */
.dashboard-header {
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: #2c3e50;
}

.dashboard-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

/* Messages */
.error-message {
    background: #e74c3c;
    color: white;
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.success-message {
    background: #27ae60;
    color: white;
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    background: #34495e;
    color: white;
    text-align: center;
    padding: 1rem;
    margin-top: 2rem;
}

.footer-links {
    margin-top: 0.5rem;
}

.footer-links a {
    color: #ecf0f1;
    margin: 0 0.5rem;
    text-decoration: none;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* Profile Form */
.profile-form {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-width: 600px;
}

.profile-form small {
    color: #7f8c8d;
    font-size: 0.8rem;
}