.auth-body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-box {
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    animation: slideUp 0.5s ease-out;
}

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

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-title {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin: 0 0 10px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    font-size: 14px;
    color: #999;
    margin: 0;
}

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

.form-label {
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-control-lg {
    padding: 12px 15px;
    border-radius: 8px;
    border: 2px solid #e0e0e0;
    font-size: 15px;
    transition: all 0.3s ease;
}

.form-control-lg:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    background-color: #fff;
}

.form-control-lg::placeholder {
    color: #bbb;
}

.form-check {
    margin-top: 5px;
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    cursor: pointer;
    border-color: #ddd;
    border-radius: 4px;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.form-check-label {
    margin-left: 8px;
    cursor: pointer;
    user-select: none;
    color: #666;
    font-size: 14px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    font-weight: 600;
    padding: 12px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.5);
    color: white;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline-secondary {
    color: #667eea;
    border-color: #667eea;
    border-radius: 8px;
}

.btn-outline-secondary:hover {
    background-color: #667eea;
    border-color: #667eea;
    color: white;
}

.alert {
    border-radius: 8px;
    border: none;
    font-size: 14px;
}

.alert-danger {
    background-color: #fee;
    color: #c33;
}

.alert-info {
    background-color: #e7f3ff;
    color: #0066cc;
    border-left: 4px solid #0066cc;
}

.alert-success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-left: 4px solid #28a745;
}

.text-danger {
    color: #dc3545 !important;
}

.text-muted {
    color: #999 !important;
}

a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.login-footer p {
    margin: 0;
    font-size: 12px;
}

/* Decoración */
.login-decoration {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: -50px;
    right: -50px;
    animation: float 6s ease-in-out infinite;
}

.circle-2 {
    width: 200px;
    height: 200px;
    bottom: -50px;
    left: -50px;
    animation: float 8s ease-in-out infinite;
}

.circle-3 {
    width: 150px;
    height: 150px;
    top: 50%;
    left: 10%;
    animation: float 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(20px);
    }
}

/* Responsive */
@media (max-width: 576px) {
    .login-box {
        padding: 25px;
    }

    .login-title {
        font-size: 22px;
    }

    .login-container {
        max-width: 100%;
    }

    .circle-1 {
        width: 200px;
        height: 200px;
    }

    .circle-2 {
        width: 150px;
        height: 150px;
    }

    .circle-3 {
        width: 100px;
        height: 100px;
    }
}

/* Estado de validación */
.form-control-lg.is-invalid {
    border-color: #dc3545;
}

.form-control-lg.is-invalid:focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-control-lg.is-valid {
    border-color: #28a745;
}

.form-control-lg.is-valid:focus {
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
}