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

body {
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    background: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.container {
    width: 100%;
    max-width: 800px;
}

header {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInDown 0.8s ease;
    background: #ffffff;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

header h1 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    color: #34495e;
    text-shadow: none;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.3rem;
    color: #7f8c8d;
    font-weight: 400;
}

main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.card {
    background: #ffffff;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    animation: fadeInUp 0.8s ease;
    border: 1px solid #e8eaf0;
}

.card-header {
    background: #f8f9fa;
    padding: 1.8rem 2rem;
    color: #34495e;
    border-bottom: 2px solid #e8eaf0;
}

.card-header h2,
.card-header h3 {
    font-size: 1.6rem;
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.5px;
    color: #34495e;
}

.card-body {
    padding: 3rem;
}

.input-group {
    margin-bottom: 2rem;
}

input[type="text"] {
    width: 100%;
    padding: 1.5rem;
    font-size: 2rem;
    border: 2px solid #e8eaf0;
    border-radius: 10px;
    text-align: center;
    font-weight: 600;
    letter-spacing: 3px;
    transition: all 0.3s ease;
    font-family: 'Poppins', sans-serif;
    text-transform: uppercase;
    background: #fafbfc;
}

input[type="text"]:focus {
    outline: none;
    border-color: #34495e;
    box-shadow: 0 0 0 3px rgba(52, 73, 94, 0.1);
    transform: translateY(-1px);
    background: #ffffff;
}

.btn-chamar {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.3rem;
    background: #34495e;
    color: #ffffff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(52, 73, 94, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-family: 'Poppins', sans-serif;
}

.btn-chamar:hover {
    background: #2c3e50;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 73, 94, 0.3);
}

.btn-chamar:active {
    transform: translateY(-2px);
}

.btn-icon {
    font-size: 2rem;
}

.feedback {
    margin-top: 2rem;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 500;
    display: none;
}

.feedback.success {
    background: #d4edda;
    color: #155724;
    border: 2px solid #c3e6cb;
    display: block;
    animation: slideIn 0.5s ease;
}

.feedback.error {
    background: #f8d7da;
    color: #721c24;
    border: 2px solid #f5c6cb;
    display: block;
    animation: slideIn 0.5s ease;
}

.senha-atual-card {
    animation: fadeInUp 0.8s ease 0.2s both;
}

.senha-display {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 10px;
    margin-bottom: 1rem;
    border: 2px solid #e8eaf0;
}

.senha-numero-display {
    font-size: 4rem;
    font-weight: 700;
    color: #34495e;
    text-shadow: none;
    font-family: 'Playfair Display', serif;
    letter-spacing: 5px;
}

.senha-info {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    font-weight: 300;
}

/* Zona de Perigo */
.danger-zone {
    animation: fadeInUp 0.8s ease 0.3s both;
    border: 2px solid #ffe5e5;
}

.card-header.danger {
    background: #fff5f5;
    border-bottom: 2px solid #ffe5e5;
}

.card-header.danger h3 {
    color: #e74c3c;
}

.warning-text {
    text-align: center;
    color: #e74c3c;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.btn-danger {
    width: 100%;
    padding: 1.2rem;
    font-size: 1.2rem;
    background: #e74c3c;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(231, 76, 60, 0.2);
    font-family: 'Poppins', sans-serif;
}

.btn-danger:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.4);
}

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

.quick-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.btn-link {
    padding: 1rem 2rem;
    background: #ffffff;
    color: #34495e;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    font-size: 1rem;
    border: 1px solid #e8eaf0;
}

.btn-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    background: #f8f9fa;
}

/* Animações */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsividade */
@media (max-width: 768px) {
    body {
        padding: 1rem;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .card-header h2,
    .card-header h3 {
        font-size: 1.4rem;
    }
    
    .card-body {
        padding: 2rem;
    }
    
    input[type="text"] {
        font-size: 1.5rem;
        padding: 1.2rem;
    }
    
    .btn-chamar {
        font-size: 1.4rem;
        padding: 1.5rem;
    }
    
    .senha-numero-display {
        font-size: 3rem;
    }
    
    .quick-actions {
        flex-direction: column;
    }
    
    .btn-link {
        width: 100%;
        text-align: center;
    }
}