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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header */
header {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-size: 1.8rem;
    font-weight: bold;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

nav a:hover {
    opacity: 0.8;
}

/* Main content */
main {
    margin-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero section */
#hero {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    text-align: center;
    padding: 6rem 2rem;
}

#hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

#hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Buttons */
.btn {
    display: inline-block;
    background: #28a745;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

/* Sections */
section {
    padding: 4rem 0;
}

section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

/* Planos */
.planos-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.plano {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    position: relative;
}

.plano:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.plano.popular {
    border: 3px solid #007bff;
    transform: scale(1.05);
}

.plano.popular::before {
    content: "Mais Popular";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #007bff;
    color: white;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.plano h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #007bff;
}

.plano .price {
    font-size: 2.5rem;
    font-weight: bold;
    color: #28a745;
    margin-bottom: 1rem;
}

.plano .price span {
    font-size: 1rem;
    color: #666;
}

.plano ul {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.plano li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.plano li:before {
    content: "✓";
    color: #28a745;
    font-weight: bold;
    margin-right: 10px;
}

/* Contact form */
#contato {
    background: white;
}

form {
    max-width: 600px;
    margin: 0 auto;
}

form input,
form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 1rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

form input:focus,
form textarea:focus {
    outline: none;
    border-color: #007bff;
}

form textarea {
    height: 120px;
    resize: vertical;
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        gap: 1rem;
    }

    #hero h2 {
        font-size: 2rem;
    }

    .planos-container {
        grid-template-columns: 1fr;
    }

    .plano.popular {
        transform: none;
    }
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 15px;
    top: 10px;
}

.close:hover {
    color: #000;
}

/* Alert styles */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid transparent;
    border-radius: 4px;
}

.alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}

.alert-error {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.alert-info {
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}


/* Novos estilos para as seções adicionadas */

.hero-price {
    font-size: 1.4rem;
    margin-bottom: 2rem;
}

.btn-large {
    font-size: 1.2rem;
    padding: 15px 40px;
}

/* Features section */
#features {
    background: white;
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.feature {
    text-align: center;
    padding: 2rem;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature h3 {
    color: #007bff;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature p {
    color: #666;
    line-height: 1.6;
}

/* Sobre section */
#sobre {
    background: #f8f9fa;
    padding: 5rem 0;
}

.sobre-content {
    max-width: 800px;
    margin: 0 auto;
}

.sobre-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #555;
}

.sobre-text ul {
    list-style: none;
    margin-top: 2rem;
}

.sobre-text li {
    padding: 0.5rem 0;
    font-size: 1.1rem;
    color: #28a745;
    font-weight: 500;
}

/* Contato section */
#contato {
    background: white;
    padding: 5rem 0;
}

.contato-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contato-info h3 {
    color: #007bff;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.contato-info p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #555;
}

.contato-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
}

.contato-form input,
.contato-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 1.5rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.contato-form input:focus,
.contato-form textarea:focus {
    outline: none;
    border-color: #007bff;
}

.contato-form textarea {
    height: 120px;
    resize: vertical;
}

/* Melhorias no footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 3rem 0;
}

footer p {
    margin-bottom: 0.5rem;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .contato-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    #hero h2 {
        font-size: 2.2rem;
    }
    
    .hero-price {
        font-size: 1.2rem;
    }
}

/* Dashboard fixes */
.dashboard-container .sidebar {
    min-height: 100vh;
}

@media (max-width: 768px) {
    .dashboard-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        min-height: auto;
    }
}