/* Identidade visual - tema escuro */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: #121212;
    color: #FFFFFF;
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    min-height: 100vh;
}

.container {
    max-width: 760px;
    margin: 0 auto;
    padding: 40px 24px 60px;
}

.logo-area {
    text-align: center;
    margin-bottom: 28px;
}

.logo {
    max-height: 70px;
    width: auto;
}

.page-title {
    color: #30CAA5;
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin: 0 0 8px 0;
    letter-spacing: 0.3px;
}

.subtitle {
    text-align: center;
    color: #B5B5B5;
    margin: 0 0 32px 0;
    font-size: 14px;
}

.form {
    background-color: #1c1c1c;
    border: 1px solid #2a2a2a;
    border-radius: 10px;
    padding: 28px;
}

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

label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #FFFFFF;
    letter-spacing: 0.2px;
}

input[type="text"],
textarea {
    width: 100%;
    padding: 12px 14px;
    background-color: #121212;
    border: 1px solid #333;
    border-radius: 6px;
    color: #FFFFFF;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    resize: vertical;
}

input[type="text"]:focus,
textarea:focus {
    outline: none;
    border-color: #30CAA5;
    box-shadow: 0 0 0 3px rgba(48, 202, 165, 0.15);
}

input[type="text"]::placeholder,
textarea::placeholder {
    color: #666;
}

.hint {
    display: block;
    color: #888;
    font-size: 12px;
    margin-top: 6px;
}

.btn-gerar {
    display: block;
    width: 100%;
    padding: 14px 20px;
    margin-top: 8px;
    background-color: #30CAA5;
    color: #0a0a0a;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.05s ease;
    letter-spacing: 0.3px;
}

.btn-gerar:hover {
    background-color: #2bb591;
}

.btn-gerar:active {
    transform: translateY(1px);
}